CN106016940A - Sliding rail mechanism and refrigerator comprising same - Google Patents
Sliding rail mechanism and refrigerator comprising same Download PDFInfo
- Publication number
- CN106016940A CN106016940A CN201610356980.8A CN201610356980A CN106016940A CN 106016940 A CN106016940 A CN 106016940A CN 201610356980 A CN201610356980 A CN 201610356980A CN 106016940 A CN106016940 A CN 106016940A
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- Prior art keywords
- rail
- tensioner
- tensioning sleeve
- slide track
- parts
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Classifications
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- 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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
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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)
- Bearings For Parts Moving Linearly (AREA)
- Drawers Of Furniture (AREA)
Abstract
The invention discloses a sliding rail mechanism and a refrigerator comprising the same. The sliding rail mechanism comprises two sliding rail assemblies and a synchronous mechanism. Each sliding rail assembly comprises an upper rail, a middle rail and a lower rail. The synchronous mechanism comprises steering parts, fixing parts, tensioning parts and a tensioning sleeve, and the steering parts, the fixing parts, the tensioning parts and the tensioning sleeve are arranged on the two sliding rail assemblies. The tensioning parts are arranged between the fixing parts of the two sliding rail assemblies through the steering parts in a wound mode. At least one of two rear steering parts is provided with an adjusting assembly which is movably connected with the tensioning sleeve. The tensioning sleeve is arranged between the two rear steering parts and arranged outside the tensioning parts in a sleeving mode. When the adjusting assemblies are in a tensioned state, the tensioning sleeve moves until the length, between the two rear steering parts, of the tensioning parts is greater than the distance between the two rear steering parts, and the other parts, located outside the tensioning sleeve, of the tensioning parts are in a tensioned state all the time. The tightness degree of other tensioning parts outside the tensioning sleeve can be effectively adjusted, so that the other tensioning parts outside the tensioning sleeve are kept in the tensioned state all the time.
Description
Technical field
The present invention relates to field of household appliances, particularly relate to a kind of sliding track mechanism and there is its refrigerator.
Background technology
At present, three joint slide rails on market are primarily present following problem in actual applications: first, produce and make an uproar during use
Sound: existing three joint slide rails, in employing, rail first runs, when upper rail range ability culminates, rail and the limit of middle rail in employing
Position device contact-impact, pulls out middle rail；In same employing, rail and the stopping means contact-impact of lower rail, reach middle rail and drawn
Distance arrive limit；And stopping means is at upper rail and middle rail, middle rail and the noise of generation " pedal, pedal " in lower rail contact impact,
High frequency noise is brought to user.Secondly, double swerve is produced during use: existing three joint slide rails in actual applications more to be adopted
By paired mode, and using the method for operation of foregoing description, the transmission between three joint slide rails simultaneously uses some steel balls as each rail
Between carriage；Therefore, three joint slide rails can not pin each other, front and back reserves reduction space, in actual use, during pull-out
Active force and the direction of slide rail running force not on the centrage of slide rail, cause the device surface meeting by a pair three joint slide rail pull-outs
Tandem sight, and optional position after pull-out occur, when both hands use both sides amount of force different, can produce
The phenomenon rolled, brings potential safety hazard to user.
On market, existing three joint slide rails are affected by cost, standard technology control and reliability, the gap between upper rail and lower rail
Distance is general at 2mm.In prior art, as a example by the application for a patent for invention of this department Application No. CN201410372586.4,
Can increase lazy-tongs in three joint slide rails to pass in and out with the synchronization realizing two wood side-guides, the tumbler of these lazy-tongs includes pedestal,
Pedestal is necessarily mounted at whole lazy-tongs on middle rail and can be only achieved intended synchronization muting function, say, that pedestal needs to install
In the gap of 2mm.It addition, for the intensity ensureing pedestal, pedestal is unfit to do too with the size of the connecting portion that middle rail is connected
Little, be preferably arranged to the height of 1.8mm, consequently, it is possible to the substantially 0.1mm of the spacing between upper rail and connecting portion, lower rail with
Spacing between connecting portion the most substantially 0.1mm.In practice, along with the increase of three joint slide rail access times, internal steel
Pearl and upper rail, lower rail, middle rail easily produce abrasion, cause the clearance distance between rail and lower rail to be gradually reduced, due to upper rail
And spacing between lower rail and pedestal connecting portion is minimum, now, the reduction of clearance distance is easily caused rail and/or lower rail and pedestal
Produce between connecting portion and interfere, even produce stuck phenomenon.Therefore, three joint slide rail reliability existing problems of the prior art.
It addition, in order to ensure stability and the synchronicity that sliding track mechanism slides, therefore, to assure that synchronization structure is positioned at rail and middle rail
The tensioner of side is in tensioned state, and the regulation of current tensioner is inconvenient, affects Consumer's Experience.
Summary of the invention
It is an object of the invention to provide sliding track mechanism in one and there is its refrigerator.
One of for achieving the above object, an embodiment of the present invention provides a kind of sliding track mechanism, draws in casing for drawer
Going out or advance, including the first slide track component being oppositely arranged and the second slide track component, each slide track component has and is mutually slidably matched
Upper rail, middle rail and lower rail, described sliding track mechanism also includes so that the first slide track component and the second slide track component keep synchronizing moving
Lazy-tongs, lazy-tongs include being located at the tumbler of two groups of slide track components, fixture and tensioner, described tensioner lead to
Cross between the fixture that tumbler is wound on two slide track components；Described tumbler includes being individually fixed in each middle rail front and back end
Front steering part and rear steering part, described lazy-tongs also include that be arranged between two rear steering parts and be sheathed on outside tensioner opens
Tight set, is provided with adjusting part at least one of two rear steering parts, described adjusting part is flexibly connected with described tensioning sleeve,
When described adjusting part is in and tightens state, described tensioning sleeve drives described tensioner away from the motion of described adjusting part until institute
State the distance that tensioner length between two rear steering parts is more than between two rear steering parts, and described tensioner is at described
Other parts outside tight set are constantly in tension so that when the upper rail of the first slide track component or middle rail move, described tensioner
The upper rail of the second slide track component or middle rail displacement same distance in the same direction is driven by fixture.
As the further improvement of an embodiment of the present invention, described middle rail includes the first connecting portion, the second connecting portion and is positioned at
Described first connecting portion and the described second limiting section in the middle of connecting portion, described first connecting portion coordinates with described upper rail, and described the
Two connecting portions coordinate with described lower rail, and described limiting section includes the first supporting surface and the second supporting surface being oppositely arranged, and described first
Supporting surface limits described upper rail and moves towards described lower rail, and described second supporting surface limits described lower rail and moves towards described upper rail.
As the further improvement of an embodiment of the present invention, described limiting section is groove structure, the openings of described groove structure
To deviating from the accommodation space of described drawer, the outline of described groove structure by described first supporting surface, described second supporting surface with
And the installed surface connecting described first supporting surface and described second supporting surface surrounds.
As the further improvement of an embodiment of the present invention, described tumbler is positioned on described installed surface.
As the further improvement of an embodiment of the present invention, described rear steering part includes hollow base, described pedestal with described in
Rail is connected, and described adjusting part is positioned at described pedestal, wherein, described pedestal have the first opening being mutually perpendicular to and turning on and
Second opening, the end of described tensioning sleeve is positioned at described second opening part, and the tensioner being arranged in described tensioning sleeve is by second
Opening extends to the first opening.
As the further improvement of an embodiment of the present invention, described adjusting part includes pin member and drives described pin member to move
Synchronization top spring, when described adjusting part is in original state, described tensioning sleeve spacing described synchronize top spring, when described regulation
Assembly is in when tightening state, and described tensioning sleeve departs from the described top spring that synchronizes away from the motion of described adjusting part, described synchronization top
Spring drives described pin member towards tensioning sleeve motion until described tensioning sleeve supports described synchronization and pushes up spring.
As the further improvement of an embodiment of the present invention, described pedestal is formed with one first protuberance, during described pin member is
Being formed with the second protuberance on hollow structure, and the inwall of described pin member, described synchronization top spring has the first end being oppositely arranged and
Two ends, described tensioning sleeve has near the described first end synchronizing top spring, and described first end abuts described first protuberance, described
Second end and described first end are connected to the both sides of described second protuberance respectively, when described adjusting part is in and tightens state,
Described tensioning sleeve drives described pin member towards institute away from described second protuberance motion, the described top spring that synchronizes by described second protuberance
State tensioning sleeve motion.
As the further improvement of an embodiment of the present invention, described lazy-tongs also include inserted sheet, on the outer wall of described pin member
Being formed with some slots, be formed with at least one socket at described pedestal correspondence slot, described inserted sheet is through described socket and inserts institute
In stating slot, described pin member is relatively fixed with described pedestal.
As the further improvement of an embodiment of the present invention, one end of described pin member is formed with positive stop end, shape on described pedestal
The confined planes that positive stop end described in Cheng Youyu coordinates, when described pin member moves to extreme position, described positive stop end is towards described limit
Plane moves until described positive stop end interferes with each other with described confined planes.
One of for achieving the above object, an embodiment of the present invention provides a kind of refrigerator, including sliding track mechanism as above.
Compared with prior art, the beneficial effects of the present invention is: present invention additionally comprises the tensioning for regulating tensioner elasticity
Socket adjusting part, can effectively regulate the elasticity of other tensioner outside tensioning sleeve so that other tensioner outside tensioning sleeve
Remain tensioned state, thus improve synchronicity and stability.
Accompanying drawing explanation
Fig. 1 is the sliding track mechanism original state schematic diagram of an embodiment of the present invention；
Fig. 2 is the sliding track mechanism explosive view of an embodiment of the present invention；
Fig. 3 is the slide track component longitudinal sectional drawing of an embodiment of the present invention；
Fig. 4 is the middle rail longitudinal sectional drawing of an embodiment of the present invention；
Fig. 5 is the sliding track mechanism sliding mode schematic diagram of an embodiment of the present invention；
Fig. 6 is the fixture distribution schematic diagram of the concrete example of the present invention one；
Fig. 7 is the fixture distribution schematic diagram of another concrete example of the present invention；
Fig. 8, Fig. 9 are the sliding track mechanism schematic diagrams with electric machine assembly of an embodiment of the present invention；
Figure 10, Figure 11 are the sliding track mechanism schematic diagrams with electric machine assembly of another embodiment of the present invention；
Figure 12 is the longitudinal sectional drawing of the rear steering part of an embodiment of the present invention；
Figure 13 is the transverse cross-sectional view of the rear steering part of an embodiment of the present invention.
Detailed description of the invention
Describe the present invention below with reference to detailed description of the invention shown in the drawings.But these embodiments are not
Limit the present invention, structure that those of ordinary skill in the art is made, method or functionally according to these embodiments
Conversion be all contained in protection scope of the present invention.
As it is shown in figure 1, the invention provides a kind of slide rail machine pulling out in casing for drawer (sign) or advancing
Structure 100, including the two groups of slide track components 1 being oppositely arranged.Certainly, described sliding track mechanism 100 can be used for other structures
Pull, extend or shrink.It should be noted that two groups of slide track components 1 can be arranged left and right, in other embodiments,
Two groups of slide track components 1 can also be setting up and down, in the present invention, as a example by two groups of slide track components about 1 are arranged.
It addition, used herein such as " on ", " top ", D score, " lower section ", "left", "right" etc.
Representation space is in order at relative to the term of position to be easy to descriptive purpose and describes a unit or feature as shown in the drawings
Relative to another unit or the relation of feature.The term of relative space position can be intended to include that equipment is using or work
In different azimuth in addition to orientation shown in figure.Such as, if the equipment in figure is overturn, then it is described as being located at
Other unit or feature " lower section " or " under " unit will be located in other unit or feature " top ".Therefore, show
Example term " lower section " can include above and below both orientation.Equipment can otherwise be directed and (rotate
90 degree or other towards), and correspondingly explain used herein with space correlation description language.
Ginseng Fig. 1 and Fig. 2, described slide track component 1 includes the first slide track component 1a and the second slide track component 1b, each cunning
Rail assembly 1 has upper rail 11, middle rail 12 and the lower rail 13 being mutually slidably matched, and the i.e. first slide track component 1a has mutually
Rail 11a on first coordinated, rail 12a and first time rail 13a, described second slide track component 1b have phase interworking in first
Rail 11b on second closed, rail 12b and second time rail 13b in second.Described lower rail 13 is solid by angle bar (sign)
On casing, described upper rail 11 is fixed on drawer, and described middle rail 12 is equipped with in described upper rail 11 and lower rail
Between 13；During use, described lower rail 13 maintains static, described middle rail 12 and upper rail 11 can relative lower rail 13 pull out or
Advance, and then drive drawer pull-out or in advancing described casing, say, that described lower rail 13 is orbit determination, described middle rail
12 and upper rail 11 be dynamic rail.
In first embodiment of the invention, as shown in Figures 3 and 4, described middle rail 12 include the first connecting portion 121,
Second connecting portion 122 and be positioned at described first connecting portion 121 and the described second limiting section 123 in the middle of connecting portion 122,
Described first connecting portion 121 coordinates with described upper rail 11, and described second connecting portion 122 coordinates with described lower rail 13, institute
State the first supporting surface 1231 and the second supporting surface 1232 that limiting section 123 includes being oppositely arranged, described first supporting surface 1231
Limiting described upper rail 11 to move towards described lower rail 13, described second supporting surface 1232 limits described lower rail 13 towards institute
State rail 11 to move.
Here, described limiting section 123 controls upper spacing between rail 11, lower rail 13 by position-limiting action, it is to avoid upper rail
11, the spacing between lower rail 13 becomes too small and affects sliding process.Although it should be noted that the application background technology
In the upper rail 11 that illustrates, the too small meeting of spacing between lower rail 13 cause a problem in that the tumbler pedestal being positioned on middle rail 12
It is interfered, thus affects synchronous effect, but the slide track component 1 of present embodiment does not limit and is applied in synchronous sliding track,
Further, the effect that present embodiment controls upper spacing between rail 11, lower rail 13 by limiting section 123 does not limits
In ensureing, the tumbler pedestal on rail 12 is interference-free, such as, present embodiment can also avoid rail 11 with under
Rail 13 contacts and produces noise, or is, present embodiment can the intensity effectively adding persistent erection of the penis rail 12 etc..
Continuing ginseng Fig. 3 and Fig. 4, described limiting section 123 is groove structure 123, the openings of described groove structure 123
To the accommodation space deviating from described drawer, say, that be now placed in the groove structure 123 of the first slide track component 1a on right side
Longitudinal section in " [" type is positioned at the longitudinal section of groove structure 123 of the second slide track component 1b in left side in "] " type.
The outline of described groove structure 123 is by described first supporting surface 1231, described second supporting surface 1232 and connects institute
The installed surface 1233 stating the first supporting surface 1231 and described second supporting surface 1232 surrounds, and installed surface 1233 is near taking out
The face of drawer accommodation space, here, outline refers to the profile near drawer accommodation space side.It is also preferred that the left the first supporting surface
1231 are parallel to each other with the second supporting surface 1232, and installed surface 1233 is perpendicular to described first supporting surface 1231 and second and supports
Hold face 1232, and installed surface 1233 be perpendicular, so, the first supporting surface 1231 be perpendicular to rail 11 towards under
The motion path of rail 13, the first supporting surface 1231 can preferably motion to upper rail 11 carry out spacing, same, and
Two supporting surfaces 1232 are perpendicular to the lower rail 13 motion path towards upper rail 11, and the second supporting surface 1232 can be the most right
The motion of lower rail 13 carries out spacing.
In the present embodiment, in order to make supporting of limiting section 123 better, as a example by above rail 11, described upper rail
11 are connected in sequence by first wall the 111, second wall 112 and the 3rd wall 113, described first wall 111 and the described 3rd
Forming an opening 114 between wall 113, described opening 114 coordinates with described first connecting portion 121, say, that this
Time on, the cross section of rail 11 is in " door " font, and wherein, described first wall 111 is formed away from the side of described second wall 112
There are the hook part 115 towards described 3rd wall 113 bending, when described upper rail 11 is engaged at described middle rail 12, institute
State hook part 115 the most spacing with described first supporting surface 1231, by contacting of face and face, can be effectively improved spacing
Effect, certainly, reasonable and apparent attractive in appearance in order on designing, described 3rd wall 113 is away from described second wall 112
Side also can be formed towards described first wall 111 bending hook part 116.The structure of lower rail 13 can be similar to rail 11,
But also can be different, can be depending on practical situation, in the present embodiment, the structure of lower rail 13 is identical with upper rail 11, and two
Person only in being installed on rail 12 time opening direction different.
In the present embodiment, what described slide track component 1 also included being located between described upper rail 11 and described middle rail 12 is upper
Townhouse ball 14, the lower townhouse ball 15 being located between described middle rail 12 and described lower rail 13, at upper rail 11 or middle rail
12 descend rail 13 can reduce friction during pulling out or advancing relatively, laborsaving.Described upper townhouse ball 14 is positioned at described
In the opening 114 of upper rail 11, described lower townhouse ball 15 is positioned at the opening (sign) of described lower rail 13.Enter one
Step ground, described upper townhouse ball 14 includes being fastened in the matrix (sign) on the upside of middle rail 12 and if being located on matrix
Dry milling pearl (does not indicates), and described lower townhouse ball 15 includes the matrix (sign) being fastened on the downside of middle rail 12 and sets
Some balls (sign) on matrix.
In the present embodiment, described slide track component 100 also includes that lazy-tongs 2, described lazy-tongs 2 include being located at
The tumbler 21 of two groups of slide track components 1, fixture 22, tensioner 23.Described tensioner 23 is depended on by tumbler 21
Secondary winding is arranged between some fixtures 22 of (being wound on) two slide track components 1 and connects some fixtures 22, makes
The upper rail 11 of the first slide track component 1a or middle rail 12 when moving, described tensioner 23 drives second by fixture 22
The upper rail 11 of slide track component 1b or middle rail 12 displacement same distance in the same direction, it is achieved the synchronizing moving of two groups of slide track components 1,
Avoid the deflection caused because of the most uneven in draw process or wave phenomenon；And can any in draw process
Position locking drawer, whole during muting function good.
Described tumbler 21 includes front steering part 211 and the rear steering part 212 being respectively arranged on each middle rail 12 front and back end,
Described front steering part 211 includes the first front steering part 211a being respectively arranged on the first slide track component 1a, the second slide track component 1b
And the second front steering part 211b, described rear steering part 212 includes being respectively arranged on the first slide track component 1a, the second slide track component
The first rear steering part 212a and the second rear steering part 212b of 1b.
In the present embodiment, described front steering part 211 and described rear steering part 212 are arranged at the installation of middle rail 12
On face 1233.Here, due to the position-limiting action of limiting section 123, the skew of upper rail 11 and lower rail 13 will not directly para-position
Tumbler 21 on middle rail 12 produces interferes.In practice, in order to ensure the stability of use process and spacing
Portion 123 by force intensity, it is also preferred that the left the erection space of installed surface 1233 can be strengthened.
Concrete, join Fig. 3 and Fig. 4, described first connecting portion 121 has first away from the side of described limiting section 123
Kink 1211, described second connecting portion 122 has the second kink 1221 away from the side of described limiting section 123, in
Described upper rail 11 is towards on the direction (vertical direction) of described lower rail 13, and described first kink 1211 is with described second
Having the first spacing l between kink 1221, described installed surface 1233 has the first height H, wherein, the first height
H=(the first spacing l-2mm)/2, and ensure that the first height H is more than 2mm of the prior art, say, that now
Increase the gap between rail 11 and lower rail 13.Here, the design of described first height H allows for middle rail 12
The stress problem born, the installation question of tumbler 21, cost etc..So design, on the one hand, can ensure that foot
Tumbler 21 is installed in enough spaces, and the spacing between tumbler 21 and upper rail 11, lower rail 13 also can suitably become big, enter
One step ensures upper rail 11, does not produce interference between lower rail 13 and tumbler 21；On the other hand, what middle rail 12 was subject to should
Power can effectively be disperseed release.It should be noted that the first connecting portion 121 described in present embodiment defines
For limiting section 123 upper-side area, and the first kink 1211 is defined as the upper area of the first connecting portion 121, same,
Second connecting portion 122 is defined as limiting section 123 underside area, and the second kink 1221 is defined as the second connecting portion 122
Lower area.
Continuing ginseng Fig. 3 and Fig. 4, in a concrete example, described installed surface 1233 is perpendicular to described first supporting surface 1231
And described second supporting surface 1232, three length phases of outer cause of the longitudinal cross-section of described limiting section 123 in the vertical direction
Deng straight line surround.It is to say, be straight between installed surface 1233 and the first supporting surface 1231 and the second supporting surface 1232
Angle transition, and the first height H of installed surface 1233 is equal to degree of depth D of groove structure 123.In another concrete example,
Define and there is between the first kink 1211 and the first supporting surface 1,231 first distance H1, the second kink 1221 and
Having second distance H2 between two supporting surfaces 1232, this example is by the first height H, the first distance of installed surface 1233
H1 and second distance H2 is arranged to equal, i.e. H=H1=H2.Above-mentioned design is for improving further sliding track mechanism
The stability of work and service life, it is logical that those skilled in the art's above-mentioned concrete example based on the present invention is done
Improvement is all contained in protection scope of the present invention.
In the present embodiment, in order to improve sliding track mechanism work stability and slip smooth degree, by described upper rail 11,
Described middle rail 12, the center of gravity of described lower rail 13 are set in the same plane, and in sliding track mechanism 100 sliding process,
Described upper rail 11, described middle rail 12, described lower rail 13 center of gravity the most in the same plane.
In second embodiment of the invention, joining Fig. 1-4, for convenience of explanation, the second embodiment and the first embodiment are identical
Structure use identical label.In the present embodiment, described middle rail 12 includes first connecting portion the 121, second connecting portion 122
And for connecting described first connecting portion 121 and the limiting section 123 of described second connecting portion 122, described first connecting portion 121
Coordinating with described upper rail 11, described second connecting portion 122 coordinates with described lower rail 13, and described limiting section 123 includes near institute
State the installation portion 1233 of the accommodation space of drawer, between described upper rail 11 and described lower rail 13, there is the first interval S, described peace
Dress portion 1233 is spaced on S direction in described first has the first height H, when described upper rail 11 and described lower rail 13 are relatively described
When middle rail 12 moves, described first interval S is all the time not less than described first height H.
Here, by the effect of described limiting section 123 so that the first interval S between upper rail 11 and lower rail 13 is the least
Described first height H in installed surface 1233, it is to avoid upper gap between rail 11, lower rail 13 becomes too small and affects and slided
Journey.
In the present embodiment, described limiting section 123 is groove structure 123, and the opening direction of described groove structure 123 deviates from
The accommodation space of described drawer, the outline of described groove structure 123 by first supporting surface the 1231, second supporting surface 1232 with
And the described installed surface 1233 connecting described first supporting surface 1231 and described second supporting surface 1232 surrounds, described first supports
Face 1231 connects described installed surface 1233 and described first connecting portion 121, and described first supporting surface 1231 limits described upper rail 11
Moving towards described lower rail 13, described second supporting surface 1232 connects described installed surface 1233 and described second connecting portion 122,
Described second supporting surface 1232 limits described lower rail 13 and moves towards described upper rail 11.
Described sliding track mechanism 100 also includes so that described first slide track component 1a and described second slide track component 1b keeps synchronizing to move
Dynamic lazy-tongs 2, described lazy-tongs 2 include being located at the tumbler 21 of two groups of slide track components, fixture 22 and tensioner
23, described tumbler 21 is fixed at described installed surface 1233, and described tensioner 23 is wound on two cunnings by tumbler 21
Between the fixture 22 of rail assembly so that when upper rail 11a or the middle rail 12a of the first slide track component 1a moves, described tensioner
23 drive upper rail 11b or the middle rail 12b displacement same distance in the same direction of the second slide track component 1b by fixture 22.
It should be noted that other explanations of the second embodiment are referred to the explanation of above-mentioned first embodiment, at this
Repeat no more.
In third embodiment of the invention, joining Fig. 1-4, for convenience of explanation, the 3rd embodiment and the first embodiment are identical
Structure use identical label.In the present embodiment, described middle rail 12 includes first connecting portion the 121, second connecting portion 122
And for connecting described first connecting portion 121 and the limiting section 123 of described second connecting portion 122, described first connecting portion 121
Coordinating with described upper rail 11, described second connecting portion 122 coordinates with described lower rail 13, and described sliding track mechanism 100 also includes making
Obtain described first slide track component 1a and described second slide track component 1b and keep synchronization-moving lazy-tongs 2, described lazy-tongs 2
Including being located at the tumbler 21 of two groups of slide track components, fixture 22 and tensioner 23, described tensioner 23 passes through tumbler
Between 21 fixtures 22 being wound on two slide track components so that upper rail 11a or the middle rail 12a of the first slide track component 1a moves
Time, described tensioner 23 drives upper rail 11b or the middle rail 12b displacement in the same direction of the second slide track component 1b identical by fixture 22
Distance, wherein, described tumbler 21 is fixed at described limiting section 1233, and described limiting section 1233 limits described upper rail
11 and described lower rail 13 interfere described tumbler 21.
Here, control upper rail 11 and the relative position of lower rail 13 by limiting section 1233, it is to avoid because of upper rail 11, lower rail 13,
The abrasion of middle rail 12 and make to produce between rail 11 and/or lower rail 13 and tumbler 21 to interfere.
It should be noted that other explanations of the 3rd embodiment are referred to the explanation of above-mentioned first embodiment, at this
Repeat no more.
Ginseng Fig. 5 and Fig. 6, the described front steering part 211 of the present invention is arranged to described tensioner 23 through front steering part
Be divided into upper strata tensioner 231 and lower floor's tensioner 232 after 211, described rear steering part 212 include respectively with described upper strata
Upper tumbler 2121 that tensioner 231 matches with lower floor tensioner 232 and lower tumbler 2122, the tensioning of described upper strata
Part 231, lower floor's tensioner 232 be difference after the wherein upper tumbler 2121 of a slide track component 1, lower tumbler 2122
Lower tumbler 2122 and the upper tumbler 2121 extending to be fixed on another slide track component 1, to intersect in the way of linkage
Lay respectively at the upper rail 11 of two groups of slide track components 1 and lower rail 13.
Described front steering part 211 is the wheel disc walked around for tensioner 23, and it is installed in vertical, described upper tumbler 2121
Being the wheel disc walked around for tensioner 23 with lower tumbler 2122, it is in being horizontally mounted, and described tensioner 23 is in described forward
It is located along the same line in the position of described upper tumbler 2121 with described tensioner 23 to the extreme higher position of part 211, makes
Obtain described upper strata tensioner 231 and be parallel to described middle rail 12；Described tensioner 23 is positioned at described front steering part 211
Lower position and the position being positioned at described lower tumbler 2122 are located parallel on the straight line of middle rail 12, so that described
Lower floor's tensioner 232 is parallel to described middle rail 12；So that described sliding track mechanism 100 runs smooth and easy.
Described fixture 22 includes two upper fixing elements 221 being respectively arranged on two upper rails 11 and is located under at least one
The lower fixture 222 of at least one on rail 13.
During described slide track component 1 is opened, closes and opened or closed, fixed part 221 is always positioned at
Described upper rail 11 rear end between middle rail 12 front end, described lower fixture 222 be always positioned at described lower rail 13 front end in
Between rail 12 rear end, to avoid three joint slide rails to be mutually disengaged, to reduce tensioner 23 at tumbler 21 and fixture 22
Abrasion, increase the service life, simultaneously not affecting described sliding track mechanism 100 can pull out the effective length of casing by drawer.
When slide track component 1 fully opens, the rear portion of described upper rail 11 overlaps with the front portion of described middle rail 12,
The rear portion of the most described middle rail 12 overlaps with the front portion of described lower rail 13, is opening shape strengthening slide track component 1
Civilian stability during state, prevents drawer from rocking.Preferably, the fixed part 221 distance away from upper rail 11 rear end is institute
State when rail 11 fully opens described upper rail 11 rear end with middle rail 12 to the half of the distance of middle rail 12 front end；Under described
The fixture 222 distance away from lower rail 13 front end is described lower rail 13 described lower rail 13 rear end when fully opening with middle rail 12
To the half of the distance of middle rail 12 front end, do not affect described sliding track mechanism 100 and drawer can be pulled out the effective length of casing,
And described tumbler 21 can be avoided to collide with fixture 22 or rub, increase the service life.At slide track component 1
When fully opening, it is assumed that the distance of upper rail 11 rear end to middle rail 12 front end is L, then upper fixing element 221 is apart from upper rail 11
The distance of rear end is L/2；Middle rail 12 rear end is M to the distance of lower rail 13 front end, then descend fixture 222 apart from lower rail
The distance of 13 front ends is M/2.
Described tensioner 23 is wound on the fixture of two slide track components 1 by front steering part 211 and rear steering part 212
Between 22 and form loop, the most described tensioner 23 changed direction by front steering part 211 and rear steering part 212 thus
Connect fixed part 221 and lower fixture 222.In the present invention, form loop and refer to: described tensioner 23 is positioned at
On front side of same fixture 22 and two parts of rear side are by this fixture 22 compact siro spinning technology, without breakpoint；Described tensioner 23
It is positioned on front side of same fixture 22 and two parts of rear side are fixed on same slide rail, without tumbler between two fixing points
21。
In the concrete example of the present invention one, refering to Fig. 6, described fixture 22 includes being located on the first slide track component 1a
First upper fixing element 221a and first time fixture 222a, the second upper fixing element 221b being located on the second slide track component 1b,
Described tensioner 23 is divided into three sections by three fixtures 22: through the first front steering part 211a and connect first time and fix
Part 222a and first tensioner of the first upper fixing element 221a, sequentially pass through the first rear steering part 212a, the second rear steering
Part 212b and the second front steering part 211b also connects the first upper fixing element 221a and second of the second upper fixing element 221b
Tight part, sequentially passes through the second rear steering part 212b and the first rear steering part 212a and connects the second upper fixing element 221b and the
The 3rd tensioner of fixture 222a once.Described first tensioner, the second tensioner and the 3rd tensioner are each other by solid
Locking member 22 is connected, and forms the loop of a Guan Bi.
In another concrete example of the present invention, refering to Fig. 7, the parts identical with upper one concrete example use identical label,
Described fixture 22 include the first upper fixing element 221a of being located on the first slide track component 1a and first time fixture 222a,
The the second upper fixing element 221b being located on the second slide track component 1b and second time fixture 222b.
Described tensioner 23 includes through the first front steering part 211a and connects on first time fixture 222a and first solid
First tensioner of locking member 221a, sequentially passes through the first rear steering part 212a, the second rear steering part 212b and connects first
Second tensioner of upper fixing element 221a and second time fixture 222b, through the second front steering part 212a and be connected to
3rd tensioner of two times fixture 222b and the second upper fixing element 221b, sequentially pass through the second rear steering part 212b and
One rear steering part 212a also connects the 4th tensioner of the second upper fixing element 221b and first time fixture 222a.Described
One tensioner, the second tensioner, the 3rd tensioner and the 4th tensioner are connected each other by fixture 22, form one
The loop of Guan Bi.
In an embodiment of the present invention, include the first tensioner, the second tensioner, the 3rd tensioner with tensioner 23
As a example by, as can be seen from figures 8 and 9, described sliding track mechanism 100 also includes that electric machine assembly 3, described electric machine assembly 3 have
In order to be wound around or to discharge the first connection end 31 and the second connection end 32 of described tensioner 23, described tensioner 23 is upper
Before and after same fixture 22, two parts of both sides are intertwined and connected respectively and connect end 31 and the second connection end described first
On 32, when described electric machine assembly 3 works, connect the described tensioning of one contraction in end 32 by the first connection end 31 and second
Part 23, another one discharge described tensioner 23 and described tensioner 23 are moved, and then are driven by fixture 22
Described middle rail 12 and upper rail 11 move, and described drawer can realize automatic pull under the driving of motor, easy to use.
In the present embodiment, fixed part 221 include being fastened in the upper holding firmware 2211 on described upper rail 11 and
The capstan nut 2212 matched with upper holding firmware, described upper strata tensioner 231 is through at the hole of described capstan nut 2212
Interior fixed.Described lower fixture 222 include the lower holding firmware 2221 being fastened on described lower rail 13 and be located at described under
First guide 2222 and the second guide 2223 on holding firmware 2221, described lower floor tensioner 232 is by the first guide
2222 and second guide 2223 guide described electric machine assembly 3, described lower floor tensioner 232 to be fixed.For convenience
Understanding the structure of lower fixture 222, the first guide 2222 of described lower fixture 222 and the second guide 2223 are not
Move with described lower holding firmware 2221, still fixed together with tensioner 23.The hole of capstan nut 2212 with described on
Tumbler 2121 is located parallel on the same straight line of middle rail 12, and the first guide 2222, second cooperated guides
Part 2223, lower holding firmware 2221 are located parallel on the same straight line of middle rail 12, therefore with described lower tumbler 2122
Described tensioner 23 all remains parallel to described middle rail 12 before and after fixed part 221 is fixing with lower fixture 222
Same straight line on.
Described sliding track mechanism 100 also includes the controller controlling the work of described electric machine assembly 3, when described controller receives
Control described electric machine assembly 3 when pulling out or advance the signal of described drawer to work.Described electric machine assembly 3 includes can be forward and reverse
Rotate motor, by motor drive and adjustable rotational speed travelling gear, by travelling gear drive rotate curled hair cylinder.Institute
State the first connection end 31 and the second connection end 31 may be contained within described curled hair cylinder, and be positioned at same in described tensioner 23
Before and after one fixture 22, two parts reverse-winding respectively of both sides connects end 31 and second described first and connects end 32
On.Therefore, when described curled hair cylinder rotates around a direction, first connects end 31 and second connects one receipts in end 32
Contract described tensioner 23, another one discharge described tensioner 23 and described tensioner 23 is moved.
Described first connect end 31 and second connect end 32 respectively with first time fixture 222a before and after first of both sides
Tight part and the 3rd tensioner are intertwined and connected mutually.Described first time fixture 222a has respectively by the first tensioner and the 3rd
Tight part guides described first and connects end 31 and the first guide 2222 and the second guide 2223 of the second connection end 32.
Described sliding track mechanism 100 also includes being located at the first lining that the first guide 2222 is connected between end 31 with first and (does not marks
Show), the described tensioner 23 part between the first guide 2222 and electric machine assembly 3 is arranged in described first lining
In, the described tensioner 23 length between the first guide 2222 and electric machine assembly 3 more than the first guide 2222 with
Distance between electric machine assembly 3；Described sliding track mechanism 100 also includes that being located at the second guide 2223 is connected end with second
The second lining (sign) between 32, described tensioner portion between the second guide 2223 and electric machine assembly 3
Divide and be arranged in described second lining, and described tensioner 23 is between the second guide 2223 and electric machine assembly 3
Length is more than the distance between the second guide 2223 and electric machine assembly 3.Therefore, described lazy-tongs 2 and motor are facilitated
Assembly 3 coordinates to be installed.
Certainly, described first tensioner, the second tensioner, the 3rd tensioner can be by 23, two tensionings of a tensioner
Part 23 or three tensioner 23 form.In order to simplify assembling procedure, reduce cost, the present embodiment uses a tensioning
Part 23, the initiating terminal of described tensioner 23 be intertwined and connected in first connect end 31, end sequentially pass through the first guide,
First front steering part 211a, the first upper fixing element 221a, the first rear steering part 212a, the second rear steering part 212b,
Two front steering part 211b, the second upper fixing element 221b, the second rear steering part 212b, the first rear steering part 212a and second
The second connection end 32 it is connected to after guide.
When motor rotates forward, the first tensioner is wound on described curled hair cylinder, if a length of a being wound around, is then positioned at
The upper strata tensioner 231 of the first slide track component is to driving front distance a, due to the first front steering part 211a and the first rear steering
Distance between part 212a is fixing, and tensioner 23 is at the first front steering part 211a and the second rear steering part 212b
Between distance be fixing, lower floor's tensioner of the most described second slide track component 1b 232 is by the second front steering part
211b, the second rear steering part 212b and the first rear steering part 212a pass to the upper strata tensioner 231 of the first slide track component 1a
Dynamic distance a；Again because distance between the second front steering part 211b and the second rear steering part 212b is fixing, therefore the
The upper strata tensioner 231 of two slide track component 1b to lower floor's tensioner 232 transmission distance a, the first slide track component 1a simultaneously
Lower floor's tensioner 232 by the first front steering part 211a, the first rear steering part 212a and the second front steering part 211b,
Second rear steering part 212b is to upper strata tensioner 231 transmission distance a of the second slide track component 1b, and the 3rd tensioner is from described
A length of a is discharged on curled hair cylinder.
The upper strata tensioner 231 of the first slide track component 1a is respectively by the first upper fixing element 221a, first time fixture 222a
It is fixed on rail 11a on first, first time rail 13a；The upper strata tensioner 231 of the second slide track component 1b is passed through on second
Fixture 221b is fixed on second on rail 11b.The length of the first tensioner, the second tight part and the 3rd tensioner is all simultaneously
It is fixing.When the first tensioner is to curled hair cylinder coiling length a, the upper strata tensioner 231 of the first slide track component 1a to
Lower floor's tensioner 232 transmission distance a, upper rail 11 stress of the first slide track component 1a pulls out distance a；Second slide rail
Lower floor's tensioner 232 of assembly 1b is to upper strata tensioner 231 transmission distance a of the first slide track component 1a, the second slide rail group
The upper strata tensioner 231 of part 1b to lower floor's tensioner 232 transmission distance a of the second slide track component 1b, therefore rail on second
11b also pulls out distance a.Meanwhile, the 3rd tensioner release distance a from curled hair cylinder, refrigerator is to the second slide track component
Upper strata tensioner 231 transmission distance a of 1b, owing to the length of the 3rd tensioner is fixing, therefore the second slide track component
Middle rail 12a pull out forward.
Certainly, also include, when described fixture 22, second time fixture being located on the lower rail 13 of the second slide track component 1b
During 222b, it is possible to coordinate above-mentioned electric machine assembly 3.
In another embodiment of the present invention, include the first tensioner, the second tensioner, the 3rd tensioning with tensioner 23
As a example by part and the 4th tensioner, as shown in Figures 10 and 11, described electric machine assembly 3 includes being intertwined and connected described first
Tight part and the first electric machine assembly 33 of the 4th tensioner, and the second electricity of be intertwined and connected the 3rd tensioner and the second tensioner
Thermomechanical components 34, described first electric machine assembly 33 shrinks or discharges the first tensioner and the 4th tensioner, the second motor respectively
Assembly 34 shrinks respectively or discharges the 3rd tensioner and the second tensioner, so that described tensioner 23 moves, and then
Described middle rail 12 and upper rail 11 is driven to move by fixture 22.
The electric machine assembly 3 of present embodiment refers to an embodiment, at this no longer with the mated condition of tensioner 23
Repeat.
Further, in the present embodiment, after lazy-tongs 2 described in ginseng Figure 12 and Figure 13 also include being arranged at two
Tensioning sleeve 24 between tumbler 212, is provided with adjusting part 4, institute at least one of two rear steering parts 212
State adjusting part 4 to be flexibly connected with described tensioning sleeve 24, when described adjusting part 4 is in and tightens state, described tensioning
The set 24 described tensioner 23 of drive is moved away from described adjusting part 4 until described tensioner 23 is at two rear steering parts
Length between 212 is more than the distance between two rear steering parts 212, and described tensioner 23 is at described tensioning sleeve 24
Other outer parts are constantly in tension so that when the upper rail 11 of the first slide track component 1a or middle rail 12 move, institute
State tensioner 23 and driven upper rail 11 or the middle rail 12 displacement same distance in the same direction of the second slide track component 1b by fixture 22.
Here, compared to the embodiment without tensioning sleeve 24, the described tensioner 23 length between two rear steering parts 212
Degree is more than the distance between two rear steering parts 212；It is easily installed, and does not worries that described tensioner 23 is in described tensioning
Other parts outside set 24 can relax.It addition, for the ease of the installation of tensioner 23, typically can provide longer
Tensioner 23, after tensioner 23 is assembled on fixture 22 and tumbler 21, tensioner 23 is easily in lax shape
State, present embodiment utilizes adjusting part 4 can effectively regulate the elasticity of other tensioner 23 outside tensioning sleeve 24,
Make other tensioner 23 outside tensioning sleeve 24 remain tensioned state, thus improve synchronicity and stability.
In the concrete example of the present invention one, described adjusting part 4 is arranged on the rear steering part 212 of the second slide track component 1b
In, there is not adjusting part in the rear steering part of the first slide track component 1a, certainly, in other examples, in order to improve tune
Adjusting range and regulation convenience, it is possible in two rear steering parts 212, be respectively provided with adjusting part 4.
Rear steering part 212 is fixed on the rear end of middle rail 12, in the first slide track component 1a side, described by pedestal 213
Be provided with retaining collar 25 between tight set 24 and described tensioner 23 pedestal 213, described retaining collar 25 with described in
Rail 12 is vertical, and the described tensioner 23 part in described retaining collar 25 extends past rear steering part with from this part
After 212, another part of the most close rear steering part 212 is perpendicular and in the same plane, so that described
Tight part 23 runs smooth and easy during slide rail opens or closes, and saves the strength；Described tensioner 23 can be reduced to walk around simultaneously
Abrasion when described rear steering part 212 moves, extends the life-span.
In the second slide track component 1b side, as shown in figure 12, described adjusting part 4 is positioned at described pedestal 213, described
Adjusting part 4 includes that adjusting part 4a and lower adjusting part 4b, upper adjusting part 4a coordinate with upper tumbler 2121,
For regulating the length of the tensioner 23 through upper tumbler 2121, described lower adjusting part 4b and lower tumbler 2122
Coordinate, for regulating the length of the tensioner 23 through lower tumbler 2121.Below.Come as a example by following adjusting part 4b
The structure of adjusting part is described in detail in detail.
As shown in figure 13, described pedestal 213 has the first opening 2131 and the second opening 2132 being mutually perpendicular to and turning on,
The end of described tensioning sleeve 24 is positioned at described second opening 2132, and is arranged in the tensioner in described tensioning sleeve 24
23 through lower tumbler 2122 and are extended to the first opening 2131 by the second opening 2132, and by the first opening 2131
Stretch out and be fixed at fixture 22.It should be noted that upper adjusting part 4a and first opening of lower adjusting part 4b
2131, the second opening 2132 can be the opening of mutually isolation, to avoid getting lines crossed.
Concrete, described adjusting part 4 includes pin member 41 and the synchronization top spring 42 driving described pin member 41 to move,
Being formed with one first protuberance 2133 on described pedestal 213, described pin member 41 is hollow structure, and described pin member 41
Inwall on be formed with the second protuberance 411, described first protuberance 2133 encloses with described second protuberance 411 and is set as a receiving chamber
(sign), the described top spring 42 that synchronizes just is placed in described receiving intracavity.Here, the first protuberance 2133 and second
Protuberance 411 is non-fully enclosed construction, tensioner 23 can sequentially pass through second protuberance the 411, first protuberance 2133, under
Tumbler 2122 also extends at the first opening 2131.
The described top spring 42 that synchronizes has the first end 421 and the second end 422 being oppositely arranged, and described tensioning sleeve 24 has and leans on
The nearly described first end 241 synchronizing top spring, described first end 421 abuts described first protuberance 2133, described second end
422 and described first end 241 be connected to the both sides of described second protuberance 411 respectively.Here, due to tensioning sleeve 24
Diameter is more than the diameter of tensioner 23, and tensioning sleeve 24 is supported at the second protuberance 411 by available diameter difference, and tensioning
Part 23 just can pass the second protuberance 411.
When described adjusting part 4 is in original state, described tensioning sleeve 24 supports the second protuberance 411, so that with
The step top spacing receiving intracavity surrounded at the first protuberance 2133 and the second protuberance 411 of spring 42, pin member 41 does not moves.
When described adjusting part 4 is in and tightens state, described tensioning sleeve 24 drives tensioner 23 to move towards A direction,
Tensioning sleeve 24 departs from the second protuberance 411, and meanwhile, the active force synchronizing top spring 42 is also disappeared by the second protuberance 411, this
Time synchronize top spring 42 can promote the second protuberance 411 towards A direction move, say, that now synchronize top spring 42 drive
Pin member 41 moves towards A direction, until the second protuberance 411 supports tensioning sleeve 24 again.By above-mentioned regulation process,
Tensioner 23 on the left of tensioning sleeve 24 is pulled a segment distance to A direction, and described tensioner 23 is at two rear steering parts
Length between 212 is more than the distance between two rear steering parts 212, say, that now, tensioner 23 is unnecessary
Length has been consumed, and other outside described tensioning sleeve 24 of described tensioner 23 are partially in tensioned state.
In the present embodiment, described lazy-tongs 2 also include inserted sheet 26, and the outer wall of described pin member 41 is formed
Some slots 412, are formed with at least one socket 2134 at the corresponding slot 412 of described pedestal 213, and described inserted sheet 26 passes
Described socket 2134 also makes described pin member 41 be relatively fixed with described pedestal 213 in inserting described slot 412.
Here, when needs regulation tensioner 23 length, inserted sheet 26 is extracted so that pin member 41 can be transported with opposite base 213
Dynamic, after regulation completes, insert inserted sheet 26, with the position of Fixed latches part 41.
In the present embodiment, one end of described pin member 41 is also formed with positive stop end 413, and described pedestal 213 is formed
There is the confined planes 2135 coordinated with described positive stop end 413, when described pin member 41 moves to extreme position, described limit
Position end 413 moves towards described confined planes 2135 until described positive stop end 413 interferes with each other with described confined planes 2135.
Here, confined planes 2135 and the setting of positive stop end 413, on the one hand, pin member 41 can be avoided de-in motor process
From pedestal 213, on the other hand, it is possible to limit the mobile range of pin member 41.
The present invention also provides for a kind of refrigerator, including sliding track mechanism 100 as above.
In sum, the sliding track mechanism 100 of the present invention, tensioner 23 is wound on two slide track components 1 by tumbler 21
Between fixture 22, and the upper rail 11 of described tensioner 23 one of them slide rail of interconnection and another slide track component 1 time
Rail 13 so that when the upper rail 11 of the first slide track component 1a or middle rail 12 move, described tensioner 23 is driven by fixture 22
The upper rail 11 of the second slide track component 1b or middle rail 12 displacement same distance in the same direction, it is achieved the synchronizing moving of two groups of slide track components 1,
Avoid the deflection caused because of the most uneven in draw process or wave phenomenon；And can optional position in draw process
Locking drawer, whole during muting function good；Middle rail 12 includes limiting section 123, on the one hand, can ensure that whole slide rail machine
The requirement of strength of structure, on the other hand, it is ensured that in sliding process, tumbler can not be affected by upper rail 11, lower rail 13；
By cooperating, when described electric machine assembly 3 works so that be connected to described group of motors of electric machine assembly 3 and lazy-tongs 2
The described tensioner 23 of part 3 moves, and then drives described middle rail 12 and upper rail 11 to move by fixture 22, it is achieved automatically
Pull drawer, easy to use；By arranging adjusting part 4, can effectively regulate the elasticity of tensioner 23, improve user's body
Test.
It is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises one
Independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should will say
Bright book can also form those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
The a series of detailed description of those listed above is only for illustrating of the feasibility embodiment of the present invention,
They also are not used to limit the scope of the invention, all without departing from the skill of the present invention equivalent implementations made of spirit or
Change should be included within the scope of the present invention.
Claims (10)
1. a sliding track mechanism, pulls out in casing for drawer or advances, including the first slide track component and second being oppositely arranged
Slide track component, each slide track component has the upper rail being mutually slidably matched, middle rail and lower rail, it is characterised in that: described slide rail machine
Structure also includes that lazy-tongs include being located at two so that the first slide track component and the second slide track component keep synchronization-moving lazy-tongs
The group tumbler of slide track component, fixture and tensioner, described tensioner is wound on consolidating of two slide track components by tumbler
Between locking member；Described tumbler includes front steering part and rear steering part, the described synchrodrive being individually fixed in each middle rail front and back end
Structure also includes the tensioning sleeve being arranged between two rear steering parts and being sheathed on outside tensioner, two rear steering parts at least within it
Being provided with adjusting part in one, described adjusting part is flexibly connected with described tensioning sleeve, when described adjusting part is in and tightens state,
Described tensioning sleeve drives described tensioner away from the motion of described adjusting part until described tensioner length between two rear steering parts
Degree is more than the distance between two rear steering parts, and other parts that described tensioner is outside described tensioning sleeve are constantly in tension-like
State so that when the upper rail of the first slide track component or middle rail move, described tensioner drives the upper of the second slide track component by fixture
Rail or middle rail displacement same distance in the same direction.
Sliding track mechanism the most according to claim 1, it is characterised in that described middle rail includes the first connecting portion, the second connection
Portion and be positioned at described first connecting portion and the described second limiting section in the middle of connecting portion, described first connecting portion is joined with described upper rail
Closing, described second connecting portion coordinates with described lower rail, and described limiting section includes the first supporting surface and the second supporting surface being oppositely arranged,
Described first supporting surface limits described upper rail and moves towards described lower rail, and described second supporting surface limits described lower rail towards on described
Rail moves.
Sliding track mechanism the most according to claim 2, it is characterised in that described limiting section is groove structure, described groove is tied
The opening direction of structure deviates from the accommodation space of described drawer, the outline of described groove structure by described first supporting surface, described
Two supporting surfaces and connect the installed surface of described first supporting surface and described second supporting surface and surround.
Sliding track mechanism the most according to claim 3, it is characterised in that described tumbler is positioned on described installed surface.
Sliding track mechanism the most according to claim 1, it is characterised in that described rear steering part includes hollow base, described base
Seat is connected with described middle rail, described adjusting part is positioned at described pedestal, and wherein, described pedestal has and is mutually perpendicular to and turns on
First opening and the second opening, the end of described tensioning sleeve is positioned at described second opening part, and be arranged in described tensioning sleeve
Tight part is extended to the first opening by the second opening.
Sliding track mechanism the most according to claim 5, it is characterised in that described adjusting part includes pin member and drives described
The synchronization top spring of pin member motion, when described adjusting part is in original state, spacing described synchronization of described tensioning sleeve pushes up spring,
When described adjusting part is in and tightens state, described tensioning sleeve departs from the described top spring that synchronizes away from the motion of described adjusting part,
The described top spring that synchronizes drives described pin member towards tensioning sleeve motion until described tensioning sleeve supports described synchronization top spring.
Sliding track mechanism the most according to claim 6, it is characterised in that be formed with one first protuberance on described pedestal, described
Pin member is to be formed with the second protuberance on hollow structure, and the inwall of described pin member, and described synchronization top spring has and is oppositely arranged
First end and the second end, described tensioning sleeve has near the described first end synchronizing top spring, and described first end abuts described first
Protuberance, described second end and described first end are connected to the both sides of described second protuberance respectively, when described adjusting part is in tune
During tight state, described tensioning sleeve drives described inserting away from described second protuberance motion, the described top spring that synchronizes by described second protuberance
Pin member is moved towards described tensioning sleeve.
Sliding track mechanism the most according to claim 6, it is characterised in that described lazy-tongs also include inserted sheet, described latch
Being formed with some slots on the outer wall of part, be formed with at least one socket at described pedestal correspondence slot, described inserted sheet is inserted through described
Mouthful and insert and described pin member be relatively fixed with described pedestal in described slot.
Sliding track mechanism the most according to claim 6, it is characterised in that one end of described pin member is formed with positive stop end, institute
State and on pedestal, be formed with the confined planes coordinated with described positive stop end, when described pin member moves to extreme position, described positive stop end
Move until described positive stop end interferes with each other with described confined planes towards described confined planes.
10. a refrigerator, it is characterised in that include the sliding track mechanism as described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356980.8A CN106016940B (en) | 2016-05-25 | 2016-05-25 | Sliding track mechanism and there is its refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356980.8A CN106016940B (en) | 2016-05-25 | 2016-05-25 | Sliding track mechanism and there is its refrigerator |
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| Publication Number | Publication Date |
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| CN106016940A true CN106016940A (en) | 2016-10-12 |
| CN106016940B CN106016940B (en) | 2018-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610356980.8A Active CN106016940B (en) | 2016-05-25 | 2016-05-25 | Sliding track mechanism and there is its refrigerator |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017202044A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Sliding rail mechanism and refrigerator provided with same |
| WO2017202049A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Slide rail mechanism and refrigerator having same |
| WO2017202046A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Sliding rail mechanism and refrigerator provided with same |
| WO2017202045A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Sliding rail mechanism and refrigerator provided with same |
| WO2017202047A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Slide rail mechanism and refrigerator having same |
| CN111615285A (en) * | 2020-06-24 | 2020-09-01 | 苏州浪潮智能科技有限公司 | High antitorque slide rail and server assembly |
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| KR20070044875A (en) * | 2005-10-26 | 2007-05-02 | 박윤식 | Three-part telescopic slide |
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| WO2017202044A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Sliding rail mechanism and refrigerator provided with same |
| WO2017202049A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Slide rail mechanism and refrigerator having same |
| WO2017202046A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Sliding rail mechanism and refrigerator provided with same |
| WO2017202045A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Sliding rail mechanism and refrigerator provided with same |
| WO2017202047A1 (en) * | 2016-05-25 | 2017-11-30 | 青岛海尔股份有限公司 | Slide rail mechanism and refrigerator having same |
| CN111615285A (en) * | 2020-06-24 | 2020-09-01 | 苏州浪潮智能科技有限公司 | High antitorque slide rail and server assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106016940B (en) | 2018-04-20 |
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