CN104323610B - Sliding track mechanism - Google Patents
Sliding track mechanism Download PDFInfo
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- CN104323610B CN104323610B CN201410372573.7A CN201410372573A CN104323610B CN 104323610 B CN104323610 B CN 104323610B CN 201410372573 A CN201410372573 A CN 201410372573A CN 104323610 B CN104323610 B CN 104323610B
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- rail
- tensioner
- slide track
- track component
- fixture
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Abstract
The invention provides a kind of sliding track mechanism，Including the first slide track component and the second slide track component that are oppositely arranged，Each slide track component has the upper rail being mutually slidably matched、Middle rail and lower rail，Sliding track mechanism also includes causing the first slide track component and the second slide track component to keep synchronization-moving lazy-tongs，Lazy-tongs include the tumbler located at two groups of slide track components、Fixture and tensioner，Tensioner is wound between the fixture of two slide track components by tumbler，Fixture includes the upper fixing element being respectively arranged in two upper rails and the lower fixture at least one lower rail，Open in the slide track component、During closing and opening or closing，Fixed part is always positioned at the upper rail rear end between middle rail front end，The lower fixture is always positioned at the lower rail front end between middle rail rear end，When the upper rail of the first slide track component or middle rail are moved，The tensioner drives the upper rail or middle rail displacement same distance in the same direction of the second slide track component by fixture.
Description
Technical field
The present invention relates to a kind of sliding track mechanism, more particularly to a kind of synchronous, quiet sliding track mechanism.
Background technology
At present, three section slide rails on market are primarily present following problem in actual applications：First, produce during use
Noise：Existing three sections slide rail, is first run using upper rail, when upper rail range ability culminates, using upper rail and middle rail
Stopping means contact-impact, middle rail is pulled out；The same rail using in and the stopping means contact-impact of lower rail, reach middle rail and are led
The distance drawn reaches limit；And stopping means produce making an uproar for " pedaling, pedal " in upper rail with middle rail, middle rail and lower rail contact impact
Sound, brings high frequency noise to user.Secondly, double swerve is produced during use：Existing three sections slide rail is in actual applications
More by the way of paired, and using the method for operation of foregoing description, while the transmission between three section slide rails is made using some steel balls
For carriage between each rail；Therefore, three section slide rails can not be pinned each other, reserve reduction space in front and back, cause actually used
In, the direction of active force and power during pull-out must be on two slide rail centrages；Otherwise pulled out by a pair three section slide rails
Device surface occurs tandem scene, and the optional position after pull-out, when both hands use both sides amount of force different
When, the phenomenon for rolling can be produced, and potential safety hazard is brought to user.
In order to solve problem above, improved sliding track mechanism on market, is occurred in that：（1）Wherein the one of slide rail is saved at a pair three
Connecting rod is made at the faying surface of rail and fixes holes mechanism, while a pair of slide rails are fixed by centre connecting rod indirectly, shaken so as to weaken left and right
Shake.（2）Additional a pair of the symmetrical racks in bottom surface of the lower rail of slide rail, the symmetrical gear for matching with tooth bar for a pair, tooth are saved at a pair three
The reserved tie rod holes fixing device in wheel center, while being fixed lower rail indirectly with a connecting rod, rolls so as to weaken.
The mechanism that above two solution is rolled, the wherein rail mode all fixed in three section slide rails using connecting rod, because
For connecting rod may the run-off the straight between two slide rails, therefore can not still effect a radical cure symmetrical slide rail and pull out apart from equal, so as to
The double swerve that object is saved on slide rail at a pair three can not be effected a radical cure.In actual applications, the first mechanism is relatively easy but effect
It is bad, reduction space is reserved before and after the section slide rail of left and right three and reduce less, still suffer from more apparent double swerve, and adopt connecting rod mode
There is certain restriction in the object structures for sliding over to needs, need to avoid connecting rod, have while having three and saving when slide rail runs
The shock sound of " pedaling ".Second structure is relatively complicated and expensive, but adopts tooth bar, gear and linkage, to needing
There is very big restriction in the object structures for sliding over and reduce the useful space that object is used between slide rail, while there is " pedaling "
Sound.
In view of this, it is necessary to which existing slide track component is improved, to solve the above problems.
The content of the invention
It is an object of the invention to provide a kind of synchronous, quiet sliding track mechanism.
For achieving the above object, the invention provides a kind of sliding track mechanism, in casing pulls out or push away for drawer
Enter, it is including the first slide track component and the second slide track component that are oppositely arranged, every in the first slide track component and the second slide track component
One slide track component is respectively provided with upper rail, middle rail and the lower rail being mutually slidably matched, it is characterised in that：The sliding track mechanism also includes making
Obtain the first slide track component and the second slide track component keeps synchronization-moving lazy-tongs, lazy-tongs to include located at two groups of slide rail groups
The tumbler of part, fixture and tensioner, the tensioner by tumbler be wound on two slide track components fixture it
Between, the fixture includes two upper fixing elements being respectively arranged in two upper rails and the lower fixture at least one lower rail,
During the slide track component is opened, closes and open or close, fixed part is always positioned at the upper rail rear end
To between middle rail front end, the lower fixture is always positioned at the lower rail front end between middle rail rear end, the first slide track component
When upper rail or middle rail are moved, the tensioner drives the upper rail of the second slide track component or the displacement in the same direction of middle rail identical by fixture
Distance;The fixture includes the first upper fixing element on the first slide track component and first time fixture, slides located at second
The second upper fixing element on rail assembly；The tumbler includes turning after the first front steering part and first of the first slide track component
To part, located at the second front steering part and the second rear steering part of the second slide track component；The tensioner is included through the first forward
To part and connect the first tensioner of first time fixture and the first upper fixing element, sequentially pass through the first rear steering part, after second
Tumbler and the second front steering part simultaneously connect the second tensioner of the first upper fixing element and the second upper fixing element, sequentially pass through second
Rear steering part and the first rear steering part simultaneously connect the 3rd tensioner of the second upper fixing element and first time fixture.
As a further improvement on the present invention, distance of the fixed part away from upper rail rear end is that the upper rail is complete with middle rail
Half of the upper rail rear end to the distance of middle rail front end during full opening；Distance of the lower fixture away from lower rail front end is described
The lower rail half of the lower rail rear end to the distance of middle rail front end when fully opening with middle rail.
As a further improvement on the present invention, the tumbler includes the forward for being individually fixed in each middle rail front and back ends
To part, rear steering part, the front steering part be arranged to the tensioner be divided into after front steering part upper strata tensioner with
Lower floor's tensioner, upper tumbler that the rear steering part includes being engaged with the upper strata tensioner, lower floor's tensioner respectively, under
Tumbler, the upper strata tensioner, lower floor's tensioner prolong after the upper tumbler, lower tumbler of a wherein slide track component respectively
Stretch to be fixed on another slide track component lower tumbler, upper tumbler.
As a further improvement on the present invention, the upper strata tensioner and lower floor's tensioner are each parallel in described
Rail.
As a further improvement on the present invention, the fixture includes two upper fixing elements located at two upper rails, is located at
Two lower fixtures of two lower rails, the tumbler include being individually fixed in the front steering part of each middle rail front and back ends, turn afterwards
To part, the tensioner includes the front steering part through a slide track component and connects the upper fixing element for being located at same slide track component
Front tensioner with lower fixture, through two rear steering parts and it is connected the upper fixing element and the second slide rail group of the first slide track component
Tensioner after the first of the lower fixture of part, and through two rear steering parts and connect the lower fixture and of the first slide track component
Tensioner after the second of the upper fixing element of two slide track components.
As a further improvement on the present invention, the fixture includes the first upper fixing element on the first slide track component
And first time fixture, the second upper fixing element on the second slide track component and second time fixture；The tumbler includes
The first front steering part and the first rear steering part, the second front steering part located at the second slide track component located at the first slide track component and
Second rear steering part；The tensioner is made up of two tensioners, wherein the starting point of a tensioner is fixed on first time fixation
Part, terminal are fixed on after sequentially passing through the first front steering part, the first upper fixing element, the first rear steering part, the second rear steering part
In the lower rail of two slide track components；The starting point of another tensioner is fixed on second time fixture, and terminal sequentially passes through the second forward
It is fixed in the lower rail of the first slide track component to after part, the second upper fixing element, the second rear steering part, the first rear steering part.
The invention has the beneficial effects as follows：The sliding track mechanism of the present invention, forms synchronization by tumbler, fixture and tensioner
Mechanism, tensioner are wound between the fixture of two slide track components by tumbler so that the upper rail of the first slide track component or
When middle rail is moved, the tensioner drives the upper rail or middle rail displacement same distance in the same direction of the second slide track component by fixture,
Realize the synchronizing moving of two groups of slide track components, it is to avoid the deflection that causes because of firmly uneven in draw process waves existing
As；And can be in draw process optional position locking drawer, in whole process, muting function is good.
Description of the drawings
Fig. 1 is the structural representation that the sliding track mechanism of the present invention is closed.
Fig. 2 is the optical cable of Fig. 1.
Fig. 3 is the structural representation of the sliding track mechanism in open mode of Fig. 1.
Fig. 4 is the structural representation of the lazy-tongs of the present invention.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with the accompanying drawings with specific embodiment pair
The present invention is described in detail.
Refer to shown in Fig. 1 to Fig. 4, the invention provides a kind of be used for drawer（It is not shown）In casing pull out or advance
Sliding track mechanism 100, including two groups of slide track components 1 being oppositely arranged, cause two groups of slide track components 1 keep synchronization-moving synchronization
Mechanism 2.Certainly the sliding track mechanism 100 can be used for pull, extension or the contraction of other structures.
The slide track component 1 includes the first slide track component 11a and the second slide track component 11b, and each slide track component 1 has phase
Upper rail 111, middle rail 112 and the lower rail 113 being mutually slidably matched, i.e. the first slide track component 11a have the first upper rail for cooperating
111a, rail 112a and the first lower rail 113a in first, the second slide track component 11b have the second upper rail for cooperating
111b, rail 112b and the second lower rail 113b in second.The lower rail 113 is fixed on casing by angle bar, the upper rail 111 with
Drawer is mutually fixed, and the middle rail 112 is equipped between the upper rail 111 and lower rail 113.During use, the lower rail 113 is solid
Determine motionless, the middle rail 112 and upper rail 111 can be pulled out or be advanced with respect to lower rail 113, and then drive drawer to pull out or advance described
In casing；The lower rail 113 is orbit determination, and the middle rail 112 and upper rail 111 are dynamic rail.
The slide track component 1 also includes upper townhouse ball 114 between the upper rail 111 and the middle rail 112, sets
Lower townhouse ball 115 between the middle rail 112 and the lower rail 113, draws in upper rail 111 or 112 relative lower rail 113 of middle rail
Friction can be reduced during going out or advancing, it is laborsaving.The upper rail 111, lower rail 113 are respectively arranged with the rail 112 towards in and open
The upper groove 1111 of mouth, low groove 1131；The upper townhouse ball 114, lower townhouse ball 115 are individually fixed in middle rail 112
Upside, downside, and be contained in the upper groove 1111, low groove 1131 respectively.Further, the upper townhouse ball 114
Some balls including the matrix being fastened on the upside of middle rail 112 and on matrix, the lower townhouse ball 115 include being fastened in
Matrix on the downside of middle rail 112 and some balls on matrix.
The lazy-tongs 2 include tumbler 21 located at two groups of slide track components 1, fixture 22, tensioner 23 and
Tight set 24.The tensioner 23 is wound by tumbler 21 successively and is arranged at（It is wound on) some fixations of two slide track components 1
Between part 22 and connect some fixtures 22 so that when the upper rail 111 of the first slide track component 11a or middle rail 112 are moved, described
Tight part 23 drives the 112 displacement same distance in the same direction of upper rail 111 or middle rail of the second slide track component 11b by fixture 22, realizes
The synchronizing moving of two groups of slide track components 1, it is to avoid the deflection that causes because of firmly uneven in draw process waves phenomenon；
And can be in draw process optional position locking drawer, in whole process, muting function is good.
The tumbler 21 includes front steering part 211, the rear steering part 212 for being respectively arranged on each 112 front and back ends of middle rail,
The front steering part 211 include being respectively arranged on the first slide track component 11a, the first front steering part 211a of the second slide track component 11b,
Second front steering part 211b, the rear steering part 212 include being respectively arranged on the first slide track component 11a, the second slide track component 11b
First rear steering part 212a, the second rear steering part 212b.
The front steering part 211 is arranged to the tensioner 23 and is divided into upper strata tensioner after front steering part 211
231 with lower floor's tensioner 232, the rear steering part 212 include respectively with the upper strata tensioner 231,232 phase of lower floor's tensioner
The upper tumbler 2121 of cooperation, lower tumbler 2122, the upper strata tensioner 231, lower floor's tensioner 232 are through a wherein slide rail
Each extend over to the lower tumbler being fixed on another slide track component 1 after the upper tumbler 2121 of component 1, lower tumbler 2122
2122nd, upper tumbler 2121, connects upper rail 111, the lower rail 113 for being located at two groups of slide track components 1 respectively in crossing manner.
The front steering part 211 is the wheel disc bypassed for tensioner 23 in the vertical pulley installed, the upper tumbler
2121 with lower tumbler 2122 be the wheel disc that bypasses for tensioner 23 in the pulley being horizontally mounted, the tensioner 23 bypasses described
Front steering part 211 reaches extreme higher position and the tensioner 23 of wheel disc and is located at always the position of tumbler 2121 on described
On line so that the upper strata tensioner 231 is parallel to the middle rail 112；The tensioner 23 bypasses the front steering part 211 and arrives
Extreme lower position up to wheel disc is located parallel on the straight line of middle rail 112 with the position for being located at the lower tumbler 2122, with
So that lower floor's tensioner 232 is parallel to the middle rail 112；So that the sliding track mechanism 100 run it is smooth.
The fixture 22 includes two upper fixing elements 221 being respectively arranged in two upper rails 111 and is located at least one
At least one time fixture 222 in lower rail 113.
During the slide track component 1 is opened, closes and opened or closed, fixed part 221 is always positioned at
To between 112 front end of middle rail, the lower fixture 222 is always positioned at 113 front end of the lower rail to middle rail to 111 rear end of the upper rail
Between 112 rear ends, to avoid three section slide rails from being mutually disengaged, reduce abrasion of the tensioner 23 at tumbler 21 and fixture 22,
Increase the service life, while not affecting the sliding track mechanism 100 that drawer can be pulled out the effective length of casing.
When slide track component 1 is fully opened, the rear portion of the upper rail 111 is overlapped with the front portion of the middle rail 112,
The rear portion of the middle rail 112 is overlapped with the front portion of the lower rail 113 simultaneously, to strengthen slide track component 1 in open mode
When stability, prevent drawer from rocking.Preferably, distance of the fixed part 221 away from 111 rear end of upper rail is the upper rail
Half of 111 111 rear ends of upper rail when fully opening with middle rail 112 to the distance of 112 front end of middle rail；The lower fixture
When 222 distances away from 113 front end of lower rail are fully opened with middle rail 112 for the lower rail 113,113 rear end of the lower rail is to middle rail
The half of the distance of 112 front ends, it is to avoid affect the sliding track mechanism 100 that drawer can pull out the effective length of casing, and can be with
Avoid the tumbler 21 from colliding or rub with fixture 22, increase the service life.When slide track component 1 is fully opened,
Assume that 111 rear end of upper rail is L to the distance of 112 front end of middle rail, then distance of the upper fixing element 221 apart from 111 rear end of upper rail is L/
2；112 rear end of middle rail is M to the distance of 113 front end of lower rail, and distance of the lower fixture 222 apart from 113 front end of lower rail is M/2.
The tensioner 23 passes through front steering part 211 and rear steering part 212 is wound on the fixture 22 of two slide track components 1
Between and form loop, i.e., described tensioner 23 pass through front steering part 211 and rear steering part 212 change direction it is described so as to connect
Upper fixing element 221 and lower fixture 222.In the present invention, form loop and refer to：Before the tensioner 23 is located at same fixture 22
Two parts of side and rear side are closely connected by the fixture 22, without breakpoint；Or two end points of the tensioner 23 are fixed
In being same as on slide rail, without tumbler 21 between along the direction of the slide rail two end points.
The beginning and end when tensioner 23 extends on loop is located at the same upper rail 111 of slide track component 1 or same
In one lower rail 112.When the tensioner 23 is one, the beginning and end of the tensioner 23 is located at the same of slide track component 1
In one upper rail 111 or same lower rail 112, and same position is fixed on by a fixture 22 or multiple fixtures 22 are fixed on
Different positions.When the tensioner 23 is at least two tensioners 23, the beginning and end position of two neighboring tensioner 23
In the same upper rail 111 or same lower rail 112 of slide track component.By taking two tensioners 23 as an example, wherein a tensioner 23
Starting point is located in same upper rail 111 or same lower rail 112 with the terminal of another tensioner 23；And the terminal of the root tensioner 23
It is located in same upper rail 111 or same lower rail 112 with the starting point of another tensioner 23.
In the present embodiment, fixed part 221 with the fixing point that tensioner 23 is fixed on upper rail 111, from
And the upper strata tensioner 231 is same tensioner, conveniently installs and simplify installation procedure.The lower fixture 222 has
Have and tensioner 23 is fixed on into the two fixing points of lower rail 113 with fixed two sections of tensioners 23 before and after lower fixture 222
Or two end points of same tensioner 23.Fixed part 221 includes the upper holding firmware being fastened in the upper rail 111
2211 and the capstan nut 2212 that is engaged with upper holding firmware 2211, the upper strata tensioner 231 is through at the capstan nut
Fixed in 2212 hole.The lower fixture 222 includes the lower holding firmware 2221 being fastened in the lower rail 113 and located at institute
The snap collar 2222 on lower holding firmware 2221 is stated, lower floor's tensioner 232 is provided with is matched somebody with somebody with 2222 phase buckle of the snap collar
The buckle set of conjunction（Non- label）, lower floor's tensioner 232 is fixed.The hole of capstan nut 2212 and the upper tumbler
2121 are located parallel on the same straight line of middle rail 112, the snap collar 2222 for cooperating and the buckle set with described lower turn
It is located parallel on the same straight line of middle rail 112 to part 2122, therefore the tensioner 23 is solid with lower in fixed part 221
Determine after part 222 is fixed still with before the fixed same straight line equally remained parallel to by the middle rail 112 on.
When the fixture 22 includes the first upper fixing element 221a on the first slide track component 11a and first time fixation
When part 222a, the second upper fixing element 221b on the second slide track component 11b, the tensioner 23 passes through the first upper fixing element
221a, first time fixture 222a and 22 points of the second upper fixing element 221b these three fixtures are three sections：Through the first front steering
Part 211a simultaneously connects first tensioner of first time fixture 222a and the first upper fixing element 221a, sequentially passes through the first rear steering
Part 212a, the second rear steering part 212b and the second front steering part 211b simultaneously connect the first upper fixing element 221a and the second upper fixing element
Second tensioner of 221b, sequentially passes through the second rear steering part 212b and the first rear steering part 212a and connects the second upper fixing element
3rd tensioner of 221b and first time fixture 222a.First tensioner, the second tensioner and the 3rd tensioner are each other
It is connected by fixture 22, forms the loop of a closure.
Certainly, first tensioner, the second tensioner and the 3rd tensioner can be by 23, two tensionings of a tensioner
Part 23 or three tensioners 23 are constituted.In order to simplify assembling procedure, reduces cost adopts a tensioner 23 in the present embodiment,
The starting point of the tensioner 23 is fixed on first time fixture 222a, and terminal sequentially passes through the first front steering part 211a, on first
Fixture 221a, the first rear steering part 212a, the second rear steering part 212b, the second front steering part 211b, the second upper fixing element
The lower rail 113 with first time fixture 222a is fixed on after 221b, the second rear steering part 212b and the first rear steering part 212a
On, to form a loop with starting point.The terminal of the tensioner 23 is equipped with buckle with starting point and covers and pass through same lower solid
Determine part 222 to be fixed in the first lower rail 113a, or the terminal of the tensioner 23 is fixed in the first lower rail 113a and starting point
Different other positions.The present embodiment is different from, the beginning and end of the tensioner 23 can also be fixed on the first upper rail
On 111a or the second upper rail 111b, its canoe is identical with above-mentioned canoe.
In pull drawer, when in the first upper rail 111a relative first, rail 112a is pulled out apart from a, positioned at the first slide rail group
Upper strata tensioner 231 on part 11a is by the first front steering part 211a to the lower floor's tensioner on the first slide track component 11a
232 transmissions are apart from a；Because the distance between the first front steering part 211a and the first rear steering part 212a are fixed, therefore
Positioned at the first slide track component 11a upper strata tensioner 231 move when, it is connected be located on the second slide track component 11b under
Layer tensioner 232 will be to the compensation transmission of upper strata tensioner 231 positioned at the first slide track component 11a apart from a；While the second forward
It is fixed to the distance between part 211b and the second rear steering part 212b, then is now placed in the upper strata of the second slide track component 11b
Tensioner 231 is driven apart from a to the lower floor's tensioner 232 positioned at the second slide track component 11b, and then by positioned at the second slide rail group
The upper strata tensioner 231 of part 11b pull the second upper fixing element 221b and in promoting the second upper rail 111b with respect to second rail 112b to
Front pull-out is apart from a；Lower floor's tensioner 232 positioned at the first slide track component 11a is to positioned at the upper strata of the second slide track component 11b simultaneously
Tensioner 231 is driven apart from a, now, because first time fixture 222a is maintained static, therefore in first rail 112a relative to
One lower rail 113a is pulled out apart from a forward, and in the same manner, in second, rail 112b is pulled out apart from a forward relative to the second lower rail 113b.First
Slide track component 11a and the second slide track component 11b is synchronously pulled out, and drawer pull-out coverage is upper rail 111 relative to middle rail 112
It is 2a apart from effective pull-out distance of a sums, i.e. drawer to pull out apart from a and middle rail 112 relative to the pull-out of lower rail.
In the same manner, when in the second upper rail 111b relative second, rail 112b is pulled out apart from a, also drive the first upper rail 111a, the
In one, in rail 112a and second, rail 112b is pulled out apart from a, and the coverage that drawer is pulled out is 2a.
When the number of the fixture 22 is 4, including the upper rail 111, lower rail for being respectively arranged on the first slide track component 11a
113 the first upper fixing element 221a, first time fixture 222a, the upper rail 111, lower rail for being respectively arranged on the second slide track component 11b
113 the second upper fixing element 221b, second time fixture 222b.The tensioner 23 by the first upper fixing element 221a, first
Lower fixture 222a, the second upper fixing element 221b and 22 points of second time fixture 222b this four fixture are four sections：Through
One front steering part 211a connection the first upper fixing element 221a and first time fixture 222a first before tensioner, before second
Tumbler 211b connection the second upper fixing element 221b and second time fixture 222b second before tensioner, through two rear steerings
Part 212 and connect the first slide track component 11a upper fixing element 221 and the second slide track component 11b lower fixture 222 first after
Tensioner, through two rear steering parts 212 and connect the lower fixture 222 and the second slide track component 11b of the first slide track component 11a
Upper fixing element 221 second after tensioner.
Tensioner before described first, tensioner after first, after tensioner and second, tensioner can be by one before second
The tight tensioner 23 of tensioner 23, three of part 23, two or four tensioners 23 are constituted.When using two tensioners 23, taking out
In drawer draw process, the stress point dispersion of tensioner 23, long service life.The starting point of a wherein tensioner 23 is fixed on first
Lower fixture 222a, terminal sequentially pass through the first front steering part 211a, the first upper fixing element 221a, the first rear steering part 212a,
It is fixed in the lower rail 113 of the second slide track component 11b after second rear steering part 212b；The starting point of another tensioner 23 is fixed on
Second time fixture 222b, terminal sequentially pass through the second front steering part 211b, the second upper fixing element 221b, the second rear steering part
It is fixed in the lower rail 113 of the first slide track component 11a after 212b, the first rear steering part 212a.Certainly, two tensioning, 23 rise
Point can also be fixed on other fixtures 22 with terminal and form loop, to reach same effect.
In pull drawer, when in the first upper rail 111a relative first, rail 112a is pulled out apart from a, positioned at the first slide rail group
Upper strata tensioner 231 on part 11a is by the first front steering part 211a to the lower floor's tensioner on the first slide track component 11a
232 transmissions are apart from a；Because the distance between the first front steering part 211a and the first rear steering part 212a are fixed, therefore
Positioned at the first slide track component 11a upper strata tensioner 231 move when, it is connected be located on the second slide track component 11b under
Layer tensioner 232 will be to the compensation transmission of upper strata tensioner 231 positioned at the first slide track component 11a apart from a, now, because the
Two times fixture 222a is maintained static, therefore rail 112a is pulled out apart from a forward in second；Simultaneously the second front steering part 211b and the
The distance between two rear steering part 212b are fixed, then be now placed in the upper strata tensioner 231 of the second slide track component 11b to position
It is driven apart from a in lower floor's tensioner 232 of the second slide track component 11b, and then by positioned at the upper strata of the second slide track component 11b
Tight part 231 pulls the second upper fixing element 221b and rail 112b pull-outs are apart from a in promoting the second upper rail 111b forward with respect to second；Together
When positioned at the first slide track component 11a lower floor's tensioner 232 to being driven positioned at the upper strata tensioner 231 of the second slide track component 11b
Apart from a, now, because first time fixture 222a is maintained static, thus in first rail 112a relative to the first lower rail 113a to
Front pull-out is apart from a.First slide track component 11a and the second slide track component 11b is synchronously pulled out, and it is upper rail that drawer pulls out coverage
111 relative to middle rail 112 pull-out apart from a and middle rail 112 relative to lower rail pull-out apart from a sums, i.e. drawer effective drawing
Go out distance for 2a.
Further, the lazy-tongs 2 also include the tensioning sleeve 24 being arranged between two rear steering parts 212, described
Air line distance of length of the tensioner 23 between two rear steering parts 212 more than two rear steering parts 212, the tensioner 23
Part between two rear steering parts 212 is arranged in the tensioning sleeve 24, and the tensioning sleeve 24 causes the tensioner 23
Other parts outside the tensioning sleeve 24 are constantly in tension.Compared to the embodiment without tensioning sleeve 24, the tensioning
Length of the part 23 between two rear steering parts 212 is more than the air line distance between two rear steering parts 212；It is easily installed, and
Without worrying that other parts of the tensioner 23 outside the tensioning sleeve 24 can relax.Certainly, there is tensioning sleeve 24
In embodiment, length of the tensioner 23 between two rear steering parts 212 can also be equal between two rear steering parts 212
Air line distance.
The rear steering part 212 is fixed on the rear end of middle rail 112, the tensioning sleeve 24 and institute by tumbler pedestal 213
State and between 23 pedestal of tensioner, be provided with retaining collar 25, the retaining collar 25 is vertical with the middle rail 112, the tensioner
23 the part in the retaining collar 25 with extend past rear steering part 212 from the part after and near rear steering part 212
Another part is perpendicular and in the same plane, so that the tensioner 23 is during slide rail is opened or closed
Operation is smooth, saves the strength；The tensioner 23 simultaneously can be reduced and bypass abrasion when the rear steering part 212 is moved, be extended
Life-span.
In addition, the sliding track mechanism 100 of the present invention also has quiet effect in draw process.Drawer is fixed on described
On rail 111, during user is pulled out with speed V or advances drawer, the speed that upper rail 111 is pulled out is also V, and tensioner 23 passes through
Tumbler 21 is driven, and band disorder of internal organs rail 112 is pulled out with speed V/2, and when outer rail 111 and middle rail 112 are completely pulled out, upper rail 111 is drawn
The coverage for going out is twice of coverage that middle rail 112 is pulled out or more, during slide track component 100 is pulled out, is kept away
Exempt from the shock of upper rail 111 and middle rail 112, such that it is able to reach quiet effect.
In sum, sliding track mechanism 100 of the invention, tensioner 23 are wound on two slide track components 1 by tumbler 21
Fixture 22 between, and the upper rail 111 of the one of slide rail of 23 interconnection of the tensioner and another slide track component 1
Lower rail 113 so that when the upper rail 111 of the first slide track component 11a or middle rail 112 are moved, the tensioner 23 passes through fixture 22
The 112 displacement same distance in the same direction of upper rail 111 or middle rail of the second slide track component 11b is driven, the synchronization of two groups of slide track components 1 is realized
It is mobile, it is to avoid the deflection that causes because of firmly uneven in draw process waves phenomenon；And can be in draw process
Drawer is locked in optional position, and in whole process, muting function is good.
Above example is only unrestricted to illustrate technical scheme, although with reference to preferred embodiment to this
It is bright to be described in detail, it will be understood by those within the art that, technical scheme can be modified
Or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Claims (6)
1. a kind of sliding track mechanism, in casing pulls out or advances for drawer, including the first slide track component being oppositely arranged and the
Two slide track components, each slide track component in the first slide track component and the second slide track component are respectively provided with mutually be slidably matched upper
Rail, middle rail and lower rail, it is characterised in that：The sliding track mechanism also includes the first slide track component and the second slide track component are kept
Synchronization-moving lazy-tongs, lazy-tongs include tumbler located at two groups of slide track components, fixture and tensioner, described
Tensioner is wound between the fixture of two slide track components by tumbler, and the fixture includes being respectively arranged on two upper rails
On two upper fixing elements and the lower fixture at least one lower rail, open in the slide track component, close and beat and open or close
During closing, fixed part is always positioned at the upper rail rear end between middle rail front end, lower fixture position all the time
In the lower rail front end between middle rail rear end, when the upper rail of the first slide track component or middle rail are moved, the tensioner is by solid
Determine upper rail or middle rail displacement same distance in the same direction that part drives the second slide track component;The fixture is included located at the first slide rail
The first upper fixing element and first time fixture, the second upper fixing element on the second slide track component on component；The steering
Part includes the first front steering part and the first rear steering part located at the first slide track component, located at the second forward of the second slide track component
To part and the second rear steering part；The tensioner includes through the first front steering part and connects solid on first time fixture and first
Determine the first tensioner of part, sequentially pass through the first rear steering part, the second rear steering part and the second front steering part and connect on first
Second tensioner of fixture and the second upper fixing element, sequentially passes through the second rear steering part and the first rear steering part and connects second
3rd tensioner of upper fixing element and first time fixture.
2. sliding track mechanism according to claim 1, it is characterised in that：Distance of the fixed part away from upper rail rear end is institute
State half of the upper rail rear end to the distance of middle rail front end when upper rail is fully opened with middle rail；The lower fixture is before lower rail
The distance at end is half of the lower rail rear end to the distance of middle rail front end when the lower rail is fully opened with middle rail.
3. sliding track mechanism according to claim 1, it is characterised in that：The tumbler includes being individually fixed in each middle rail
The front steering part of front and back ends, rear steering part, the front steering part are arranged to the tensioner and are divided into after front steering part
Upper strata tensioner and lower floor's tensioner, the rear steering part include being engaged with the upper strata tensioner, lower floor's tensioner respectively
Upper tumbler, lower tumbler, the upper strata tensioner, lower floor's tensioner through a wherein slide track component upper tumbler, under
Each extend over after tumbler to the lower tumbler, upper tumbler being fixed on another slide track component.
4. sliding track mechanism according to claim 3, it is characterised in that：The upper strata tensioner is equal with lower floor's tensioner
Parallel to the middle rail.
5. sliding track mechanism according to claim 1, it is characterised in that：The fixture includes two located at two upper rails
Upper fixing element, located at two lower fixtures of two lower rails, the tumbler includes being individually fixed in each middle rail front and back ends
Front steering part, rear steering part, the tensioner include the front steering part through a slide track component and connect positioned at same slide rail
The upper fixing element of component and the front tensioner of lower fixture, through two rear steering parts and it is connected the upper fixation of the first slide track component
Tensioner after the first of the lower fixture of part and the second slide track component, and through two rear steering parts and connect the first slide track component
Lower fixture and the second slide track component upper fixing element second after tensioner.
6. sliding track mechanism according to claim 5, it is characterised in that：The fixture is included on the first slide track component
The first upper fixing element and first time fixture, the second upper fixing element on the second slide track component and second time fixture；
The tumbler includes the first front steering part and the first rear steering part located at the first slide track component, located at the second slide track component
Second front steering part and the second rear steering part；The tensioner is made up of two tensioners, wherein a solid point of a tensioner
Due to first time fixture, terminal sequentially passes through the first front steering part, the first upper fixing element, the first rear steering part, turns after second
It is fixed on to after part in the lower rail of the second slide track component；The starting point of another tensioner is fixed on second time fixture, terminal according to
It is secondary to be fixed on the first slide track component after the second front steering part, the second upper fixing element, the second rear steering part, the first rear steering part
Lower rail on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372573.7A CN104323610B (en) | 2014-07-31 | 2014-07-31 | Sliding track mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372573.7A CN104323610B (en) | 2014-07-31 | 2014-07-31 | Sliding track mechanism |
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| Publication Number | Publication Date |
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| CN104323610A CN104323610A (en) | 2015-02-04 |
| CN104323610B true CN104323610B (en) | 2017-03-29 |
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| CN201410372573.7A Active CN104323610B (en) | 2014-07-31 | 2014-07-31 | Sliding track mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106052287B (en) * | 2016-05-25 | 2018-05-11 | 青岛海尔股份有限公司 | Sliding track mechanism and there is its refrigerator |
| CN106016938B (en) * | 2016-05-25 | 2018-05-11 | 青岛海尔股份有限公司 | Sliding track mechanism and there is its refrigerator |
| CN106016942B (en) * | 2016-05-25 | 2018-07-13 | 青岛海尔股份有限公司 | Sliding track mechanism and refrigerator with it |
| CN106016941B (en) * | 2016-05-25 | 2018-04-20 | 青岛海尔股份有限公司 | Sliding track mechanism and there is its refrigerator |
| DE102016111857A1 (en) | 2016-06-29 | 2018-01-04 | Paul Hettich Gmbh & Co. Kg | Method for assembling a push element and kit for the displaceable mounting of a push element, furniture and household appliance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3722964A (en) * | 1971-07-07 | 1973-03-27 | Oxford Pendaflex Corp | Extensible drawer support |
| DE19944640A1 (en) * | 1999-09-17 | 2001-03-22 | Hettich Paul Gmbh & Co | Pull-out guide set |
| TWI303981B (en) * | 2006-11-01 | 2008-12-11 | Sun Chain Metal Industry Co Ltd | Method for combining a synchronous guideway |
| DE202009016105U1 (en) * | 2009-07-06 | 2010-12-02 | Paul Hettich Gmbh & Co. Kg | Synchronous guide a push element and furniture |
| CN101716032B (en) * | 2009-12-17 | 2012-01-18 | 伍志勇 | Balancing mechanism of drawer |
| CN102342676A (en) * | 2010-07-26 | 2012-02-08 | 陈崇尧 | Improved structure of drawing type bearing part for stably drawing |
| CN102644661A (en) * | 2012-05-02 | 2012-08-22 | 雅固拉国际精密工业(苏州)有限公司 | Anti-shaking synchronizing mechanism for slide rails |
| DE102013113672A1 (en) * | 2013-06-14 | 2014-12-18 | Paul Hettich Gmbh & Co. Kg | pull-out system |
| CN103494455B (en) * | 2013-09-18 | 2016-04-06 | 伍志勇 | A kind of sychronisation of drawer sliding rail |
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Inventor after: Li Jinrun Inventor after: Lu Riyong Inventor after: Fei Bin Inventor after: Zhang Kui Inventor after: Fang Jing Inventor before: Lu Riyong Inventor before: Fei Bin Inventor before: Zhang Kui Inventor before: Fang Jing |