CN104323608B - Sliding track mechanism - Google Patents
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- CN104323608B CN104323608B CN201410372523.9A CN201410372523A CN104323608B CN 104323608 B CN104323608 B CN 104323608B CN 201410372523 A CN201410372523 A CN 201410372523A CN 104323608 B CN104323608 B CN 104323608B
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- 238000005299 abrasion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 210000004279 Orbit Anatomy 0.000 description 1
- 241000168254 Siro Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
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- 201000010099 disease Diseases 0.000 description 1
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Abstract
nullThe invention provides a kind of sliding track mechanism，Including the first slide track component being oppositely arranged and the second slide track component，Each slide track component has the upper rail being mutually slidably matched、Middle rail and lower rail，Sliding track mechanism also includes so that the first slide track component and the synchronization-moving lazy-tongs of the second slide track component and electric machine assembly，Lazy-tongs include the tumbler being 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，Described electric machine assembly has winding or the first connecting portion discharging described tensioner and the second connecting portion，It is positioned at two parts of both sides before and after same fixture in described tensioner to be intertwined and connected respectively on described first connecting portion and the second connecting portion，Described tensioner is shunk by one in the first connecting portion and the second connecting portion during the work of described electric machine assembly、Another one discharges described tensioner and described tensioner is moved，And then drive described middle rail and upper rail to move by fixture.
Description
Technical field
The present invention relates to a kind of sliding track mechanism, particularly relate to a kind of synchronization, quiet sliding track mechanism.
Background technology
At present, three joint slide rails on market are primarily present following problem in actual applications: first, produce noise: existing three save slide rails during use, in employing, rail first runs, when upper rail range ability culminates, in employing, rail and the stopping means contact-impact of middle rail, pull out middle rail；In same employing, rail and the stopping means contact-impact of lower rail, reach the trailed distance of middle rail and 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, bring high frequency noise to user.Secondly, generation double swerve during use: the existing three joint slide rails modes that many employings are paired in actual applications, and use the method for operation of foregoing description, the transmission some steel balls of employing between three joint slide rails are as carriage between each rail simultaneously；Therefore, three joint slide rails can not pin each other, front and back reserves reduction space, causes in actual use, and active force and the direction of power during pull-out must be on two slide rail centrages；Otherwise there will be tandem sight, and optional position after pull-out by the device surface of a pair three joint slide rail pull-outs, when both hands use both sides amount of force different, the phenomenon rolled can be produced, bring potential safety hazard to user.
In order to solve problem above, market occurs in that the sliding track mechanism of improvement: (1) does connecting rod fixing hole mechanism at the faying surface of a wherein rail of a pair three joint slide rails, and a pair slide rail is fixed by centre connecting rod indirectly simultaneously, thus weakens and roll.(2) the symmetrical gear that the bottom surface of lower rail at a pair three joint slide rails adds a pair symmetrical rack, mates with tooth bar for a pair, gear centre is reserved tie rod holes fixing device, is indirectly fixed by lower rail with a connecting rod simultaneously, thus weaken and roll.
Above two solves the mechanism rolled, connecting rod is all used to fix the wherein rail mode in three joint slide rails, because connecting rod may run-off the straight between two slide rails, the most still can not effect a radical cure symmetrical slide rail to pull out apart from equal, thus object double swerve on a pair three joint slide rails can not be effected a radical cure.In actual applications, the first mechanism is relatively easy but effect is bad, before and after the joint slide rail of left and right three, reserved reduction space is reduced less, still suffer from more apparent double swerve, and use connecting rod mode to needing to have certain restriction in the object structures slid over, need to avoid connecting rod, there is the shock sound having " pedaling " when three joint slide rails run simultaneously.The second structure is relatively complicated and expensive, but uses tooth bar, gear and linkage, to needing to have the biggest useful space limiting and using between minimizing slide rail object in the object structures slid over, there is the sound of " pedaling " simultaneously.
In view of this, it is necessary to existing slide track component is improved, to solve the problems referred to above.
Summary of the invention
It is an object of the invention to provide a kind of synchronization, quiet sliding track mechanism.
For achieving the above object, the invention provides one pull out in casing for drawer or advance sliding track mechanism, including the first slide track component being oppositely arranged and the second slide track component, each slide track component in first slide track component and the second slide track component is respectively provided with the upper rail being mutually slidably matched, middle rail and lower rail, described sliding track mechanism also includes so that the first slide track component and the synchronization-moving lazy-tongs of the second slide track component and electric machine assembly, lazy-tongs include the tumbler being 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, when the upper rail of the first slide track component or middle rail are moved, described tensioner drives the upper rail of the second slide track component or middle rail displacement same distance in the same direction by fixture；Described electric machine assembly has winding or the first connecting portion discharging described tensioner and the second connecting portion, it is positioned at two parts of both sides before and after same fixture in described tensioner to be intertwined and connected respectively on described first connecting portion, the second connecting portion, shrink described tensioner by one in the first connecting portion and the second connecting portion during the work of described electric machine assembly, another one discharges described tensioner and described tensioner is moved, and then drives described middle rail and upper rail to move by fixture.
As a further improvement on the present invention, the second upper fixing element that described fixture includes the first upper fixing element being located on the first slide track component and first time fixture, is located on the second slide track component；Described tumbler includes the first front steering part being located at the first slide track component and the first rear steering part, the second front steering part being located at the second slide track component and the second rear steering part；Described tensioner includes through the first front steering part the first tensioner of connecting first time fixture and the first upper fixing element, sequentially pass through the first rear steering part, the second rear steering part and the second front steering part and connect the second tensioner of the first upper fixing element and the second upper fixing element, sequentially pass through the second rear steering part and the first rear steering part and connect the 3rd tensioner of the second upper fixing element and first time fixture, described first connecting portion, the second connecting portion respectively with first time fixture before and after the first tensioner of both sides, the 3rd tensioner be intertwined and connected mutually.
As a further improvement on the present invention, described first time fixture has respectively by the first tensioner, the 3rd tensioner guiding described first connecting portion, the first guide of the second connecting portion, the second guide.
As a further improvement on the present invention, the starting point of described tensioner is connected to the first connecting portion, terminal sequentially passes through the first guide, is connected to the second connecting portion after the first front steering part, the first upper fixing element, the first rear steering part, the second rear steering part, the second front steering part, the second upper fixing element, the second rear steering part and the first rear steering part, the second guide.
As a further improvement on the present invention, described sliding track mechanism also includes the tensioning sleeve being located between the first guide and the first connecting portion, described tensioner part between the first guide and electric machine assembly is arranged in described tensioning sleeve, and described tensioner length between the first guide and electric machine assembly is more than the distance between the first guide and electric machine assembly；Described sliding track mechanism also includes the tensioning sleeve being located between the second guide and the second connecting portion, described tensioner part between the second guide and electric machine assembly is arranged in described tensioning sleeve, and described tensioner is more than the distance between the second guide and electric machine assembly in the length between the second guide and electric machine assembly.
As a further improvement on the present invention, described fixture also includes the second time fixture being located on the lower rail of the second slide track component.
As a further improvement on the present invention, before described tumbler includes being individually fixed in each middle rail, the front steering part of rear end, rear steering part, described front steering part is arranged to described tensioner and is divided into upper strata tensioner and lower floor's tensioner after front steering part, described rear steering part include respectively with described upper strata tensioner, the upper tumbler that lower floor's tensioner matches, lower tumbler, described upper strata tensioner, lower floor's tensioner is through the upper tumbler of a wherein slide track component, each extend over after lower tumbler to the lower tumbler being fixed on another slide track component, upper tumbler.
As a further improvement on the present invention, described tumbler includes being individually fixed in the front steering part of each middle rail front and back ends, rear steering part, described sliding track mechanism also includes the tensioning sleeve being arranged between two rear steering parts, described tensioner length between two rear steering parts is more than the distance between two rear steering parts, described tensioner part between two rear steering parts is arranged in described tensioning sleeve, and described tensioner other parts outside described tensioning sleeve are constantly in tension.
As a further improvement on the present invention, described rear steering part is fixed on middle rail by tumbler pedestal, it is provided with retaining collar between described tensioning sleeve and described tensioner pedestal, described retaining collar is vertical with described middle rail, described tensioner part in described retaining collar with extend past rear steering part from this part after and perpendicular and in the same plane near another part of rear steering part.
As a further improvement on the present invention, described electric machine assembly include can forward and reverse rotation motor, adjust rotating speed travelling gear, by travelling gear drive rotate curled hair cylinder, described first connecting portion and the second connecting portion may be contained within described curled hair cylinder, and are positioned at two parts reverse-windings respectively of both sides before and after same fixture in described tensioner on described first connecting portion, the second connecting portion.
The invention has the beneficial effects as follows: the sliding track mechanism of the present invention, lazy-tongs are formed by tumbler, fixture and tensioner, tensioner is wound between the fixture of two slide track components by tumbler, when the upper rail of the first slide track component or middle rail are moved, described tensioner drives the upper rail of the second slide track component or middle rail displacement same distance in the same direction by fixture, realize the synchronizing moving of two groups of slide track components, it is to avoid the deflection that causes in draw process or wave phenomenon because of the most uneven；And can in draw process optional position locking drawer, whole during muting function good.Cooperating by electric machine assembly and lazy-tongs simultaneously, when described motor works so that the described tensioner being connected to described motor moves, and then drives described middle rail and upper rail to move by fixture, and drawer realizes automatic pull, easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation that the sliding track mechanism of the present invention is closed.
Fig. 2 is the decomposed figure of Fig. 1.
Fig. 3 is the structural representation that the sliding track mechanism of Fig. 1 is in open mode.
The structural representation that Fig. 4 is the lazy-tongs of the present invention and electric machine assembly matches.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, describe the present invention with specific embodiment below in conjunction with the accompanying drawings.
Refer to shown in Fig. 1 to Fig. 4, for achieving the above object, the invention provides a kind of sliding track mechanism 100 pulling out in casing (not shown) for drawer (not shown) or advancing, including the two groups of slide track components 1 being oppositely arranged, make two groups of slide track components 1 keep synchronization-moving lazy-tongs 2 and electric machine assembly 3.Certainly, described sliding track mechanism 100 can be used for the pull of other structures, extends or shrink.Described sliding track mechanism 100 is cooperated by electric machine assembly 3 and lazy-tongs 2 so that slide track component 1 keeps synchronizing moving, and realizes automatization, easy to use.
Described slide track component 1 includes the first slide track component 11a and the second slide track component 11b, each slide track component 1 has upper rail 111, middle rail 112 and the lower rail 113 being mutually slidably matched, i.e. first slide track component 11a has rail 111a on first cooperated, rail 112a and first time rail 113a, described second slide track component 11b have rail 111b on second cooperated, rail 112b and second time rail 113b in second in first.Described lower rail 113 is fixed on casing by angle bar, and described upper rail 111 fixes with drawer, and described middle rail 112 is equipped with between described upper rail 111 and lower rail 113.During use, described lower rail 113 maintains static, in described middle rail 112 can pull out or advance by relative lower rail 113 with upper rail 111, and then drive drawer pulls out or advances described casing；Described lower rail 113 is orbit determination, and described middle rail 112 and upper rail 111 are dynamic rail.
Described slide track component 1 also includes the upper townhouse ball 114 being located between described upper rail 111 and described middle rail 112, the lower townhouse ball 115 being located between described middle rail 112 and described lower rail 113, relatively descend rail 113 that friction during pulling out or advancing, can be reduced at upper rail 111 or middle rail 112, laborsaving.Described upper rail 111, lower rail 113 are respectively arranged with the upper groove 1111 towards middle rail 112 opening, low groove 1131；Described upper townhouse ball 114 and lower townhouse ball 115 are individually fixed in the upside of middle rail 112, downside, and are contained in respectively in described upper groove 1111, low groove 1131.Further, described upper townhouse ball 114 includes that the matrix being fastened on the upside of middle rail 112 and the some balls being located on matrix, described lower townhouse ball 115 include the matrix being fastened on the downside of middle rail 112 and the some balls being located on matrix.
Described lazy-tongs 2 include being located at the tumbler 21 of two groups of slide track components 1, fixture 22, tensioner 23 and tensioning sleeve 24.Described tensioner 23 is wound around successively between the some fixtures 22 being arranged at (being wound on) two slide track components 1 by tumbler 21 and is connected some fixtures 22, when the upper rail 111 of the first slide track component 11a or middle rail 112 are moved, described tensioner 23 drives upper rail 111 or the middle rail 112 displacement same distance in the same direction of the second slide track component 11b by fixture 22, realize the synchronizing moving of two groups of slide track components 1, it is to avoid the deflection that causes in draw process or wave phenomenon because of the most uneven；And can in draw process optional position locking drawer, whole during muting function good.
Described tumbler 21 includes being respectively arranged on the front steering part 211 of each middle rail 112 front and back ends, rear steering part 212, described front steering part 211 includes being respectively arranged on the first slide track component 11a, the first front steering part 211a of the second slide track component 11b, the second front steering part 211b, and described rear steering part 212 includes being respectively arranged on the first slide track component 11a, the first rear steering part 212a of the second slide track component 11b, the second rear steering part 212b.
Described front steering part 211 is arranged to described tensioner 23 and is divided into upper strata tensioner 231 and lower floor's tensioner 232 after front steering part 211, described rear steering part 212 include respectively with described upper strata tensioner 231, the upper tumbler 2121 that lower floor's tensioner 232 matches, lower tumbler 2122, described upper strata tensioner 231, lower floor's tensioner 232 is through the upper tumbler 2121 of a wherein slide track component 1, each extend over after lower tumbler 2122 to the lower tumbler 2122 being fixed on another slide track component 1, upper tumbler 2121, connect the upper rail 111 laying respectively at two groups of slide track components 1 in crossing manner, lower rail 113.
Described front steering part 211 is that the wheel disc supplying tensioner 23 to walk around is in the vertical pulley installed, described upper tumbler 2121 and lower tumbler 2122 are that the wheel disc supplying tensioner 23 to walk around is in the pulley being horizontally mounted, described tensioner 23 is walked around described front steering part 211 and is arrived the extreme higher position of wheel disc and be located along the same line with described tensioner 23 position of tumbler 2121 on described so that described upper strata tensioner 231 is parallel to described middle rail 112；Described tensioner 23 is walked around described front steering part 211 and is arrived the extreme lower position of wheel disc and be located parallel on the straight line of middle rail 112 with the position being positioned at described lower tumbler 2122, so that described lower floor tensioner 232 is parallel to described middle rail 112；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 111 and at least one the lower fixture 222 being located at least one lower rail 113.
During described slide track component 1 is opened, closes and is opened or closed, fixed part 221 is always positioned at described upper rail 111 rear end between middle rail 112 front end, described lower fixture 222 is always positioned at described lower rail 113 front end between middle rail 112 rear end, to avoid three joint slide rails to be mutually disengaged, to reduce the tensioner 23 abrasion at tumbler 21 and fixture 22, increasing the service life, not affecting described sliding track mechanism 100 can pull out the effective length of casing by drawer simultaneously.
When slide track component 1 fully opens, the rear portion of described upper rail 111 overlaps with the front portion of described middle rail 112, the rear portion of the most described middle rail 112 overlaps with the front portion of described lower rail 113, to strengthen the slide track component 1 stability when open mode, prevents drawer from rocking.Preferably, the fixed part 221 distance away from upper rail 111 rear end be described upper rail 111 when fully opening with middle rail 112 described upper rail 111 rear end to the half of the distance of middle rail 112 front end；The described lower fixture 222 distance away from lower rail 113 front end be described lower rail 113 when fully opening with middle rail 112 described lower rail 113 rear end to the half of the distance of middle rail 112 front end, avoid affecting 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.When slide track component 1 fully opens, it is assumed that the distance of upper rail 111 rear end to middle rail 112 front end is L, then upper fixing element 221 is L/2 apart from the distance of upper rail 111 rear end；Middle rail 112 rear end is M to the distance of lower rail 113 front end, and the lower fixture 222 distance apart from lower rail 113 front end is M/2.
Described tensioner 23 is wound between the fixture 22 of two slide track components 1 by front steering part 211 and rear steering part 212 and forms loop, and the most described tensioner 23 is changed direction by front steering part 211 and rear steering part 212 thus connected fixed part 221 and lower fixture 222.In the present invention, form loop and refer to: described tensioner 23 is positioned on front side of same fixture 22 and two parts of rear side are by this fixture 22 compact siro spinning technology, without breakpoint；Or two end points of described tensioner 23 are fixed on and are same as on slide rail, without tumbler 21 between along the direction of this slide rail two end points.
In the present embodiment, fixed part 221 includes the capstan nut 2212 being fastened in the upper holding firmware 2211 on described upper rail 111 and matching with upper holding firmware 2211, and described upper strata tensioner 231 is fixed in being through at the hole of described capstan nut 2212.Described lower fixture 222 includes the lower holding firmware 2221 being fastened on described lower rail 113 and the first guide 2222 and the second guide 2223 being located on described lower holding firmware 2221, described lower floor tensioner 232 is guided described electric machine assembly 3 by the first guide 2222 and the second guide 2223, described lower floor tensioner 232 to be fixed.Referring to described in Fig. 2, understand the structure of lower fixture 222 for convenience, the first guide 2222 of described lower fixture 222 and the second guide 2223 do not move with described lower holding firmware 2221, still fixed together with tensioner 23.The hole of capstan nut 2212 and described upper tumbler 2121 are located parallel on the same straight line of middle rail 112, the snap collar 2222 cooperated is located parallel on the same straight line of middle rail 112 with described card retaining ring and described lower tumbler 2122, the most described tensioner 23 after fixed part 221 is fixing with lower fixture 222 still with by the same straight line remaining parallel to described middle rail 112 as before fixing.
Further, described lazy-tongs 2 also include the tensioning sleeve 24 being arranged between two rear steering parts 212, the described tensioner 23 length between two rear steering parts 212 is more than the air line distance of two rear steering parts 212, the described tensioner 23 part between two rear steering parts 212 is arranged in described tensioning sleeve 24, and described tensioning sleeve 24 makes described tensioner 23 other parts outside described tensioning sleeve 24 be constantly in tension.Compared to the embodiment without tensioning sleeve 24, the described tensioner 23 length between two rear steering parts 212 is more than the air line distance between two rear steering parts 212；It is easily installed, and does not worries that described tensioner 23 other parts outside described tensioning sleeve 24 can relax.Certainly, in the embodiment having tensioning sleeve 24, the described tensioner 23 length between two rear steering parts 212 can also be equal to the air line distance between two rear steering parts 212.
Described rear steering part 212 is fixed on the rear end of middle rail 112 by tumbler pedestal 213, it is provided with retaining collar 25 between described tensioning sleeve 24 and described tensioner 23 pedestal, described retaining collar 25 is vertical with described middle rail 112, the described tensioner 23 part in described retaining collar 25 with extend past rear steering part 212 from this part after and perpendicular and in the same plane near another part of rear steering part 212, so that described tensioner 23 is run smooth and easy during slide rail opens or closes, save the strength；Described tensioner 23 can be reduced simultaneously and walk around abrasion when described rear steering part 212 moves, extend the life-span.
Described electric machine assembly 3 has winding or discharges the first connecting portion 31 and the second connecting portion 32 of described tensioner, and two parts that described tensioner 23 is positioned at same fixture 22 both sides front and back are intertwined and connected respectively on described first connecting portion the 31, second connecting portion 32.Described sliding track mechanism 100 also includes the controller controlling the work of described electric machine assembly 3, controls described electric machine assembly 3 when described controller receives pull-out or advances the signal of described drawer and works.Shrink described tensioner 23 by one in the first connecting portion 31 and the second connecting portion 32 when described electric machine assembly 3 works, another one discharges described tensioner 23 and described tensioner 23 is moved, and then drive described middle rail 112 and upper rail 111 to move by fixture 22, described drawer can realize automatic pull under the driving of motor, easy to use.Specifically, described electric machine assembly 3 include can forward and reverse rotation motor, by motor drive and adjustable rotational speed travelling gear, by travelling gear drive rotate curled hair cylinder.Described first connecting portion 31 and the second connecting portion 31 may be contained within described curled hair cylinder, and are positioned at two parts reverse-windings respectively of same fixture 22 both sides front and back in described tensioner 23 on described first connecting portion the 31, second connecting portion 32.Therefore, when described curled hair cylinder rotates around a direction, in the first connecting portion 31 and the second connecting portion 32, one shrinks described tensioner 23, another one discharges described tensioner 23 and described tensioner 23 is moved.
nullWhen described fixture 22 includes the first upper fixing element 221a of being located on the first slide track component 11a and first time fixture 222a、When being located at the second upper fixing element 221b on the second slide track component 11b，Described tensioner 23 is by the first upper fixing element 221a、First time fixture 222a and the second upper fixing element 221b these three fixture 22 are divided into three sections: through the first front steering part 211a and connect first time fixture 222a and first tensioner of the first upper fixing element 221a，Sequentially pass through the first rear steering part 212a、Second rear steering part 212b and the second front steering part 211b also connects the first upper fixing element 221a and second tensioner of the second upper fixing element 221b，Sequentially pass through the second rear steering part 212b and the first rear steering part 212a and connect the 3rd tensioner of the second upper fixing element 221b and first time fixture 222a.Described first tensioner, the second tensioner are connected each other by fixture 22 with the 3rd tensioner, form the loop of a Guan Bi.
Described first connecting portion the 31, second connecting portion 32 respectively with first time fixture 222a before and after the first tensioner of both sides, the 3rd tensioner be intertwined and connected mutually.Described first time fixture 222a has respectively by the first tensioner, first guide the 2222, second guide 2223 of the 3rd tensioner described first connecting portion the 31, second connecting portion 32 of guiding.Described sliding track mechanism 100 also includes the tensioning sleeve 24 being located between the first guide 2222 and the first connecting portion 31, the described tensioner 23 part between the first guide 2222 and electric machine assembly 3 is arranged in described tensioning sleeve 24, and the described tensioner 23 length between the first guide 2222 and the first connecting portion 31 is more than the air line distance between the first guide 2222 and the first connecting portion 31；Described sliding track mechanism 100 also includes the tensioning sleeve being located between the second guide 2223 and the second connecting portion 32, described tensioner part between the second guide 2223 and electric machine assembly 3 is arranged in described tensioning sleeve, and described tensioner 23 is more than the distance between the second guide 2223 and the second connecting portion 32 in the length between the second guide 2223 and the second connecting portion 32.Therefore, described lazy-tongs 2 are facilitated to coordinate installation with electric machine assembly 3.Certainly, in the embodiment having tensioning sleeve, the described tensioner 23 length between the first guide 2222 and the first connecting portion 31 can also be equal to the air line distance between the first guide 2222 and the first connecting portion 31.Length between second guide 2223 and the second connecting portion 32 can also be equal to air line distance between the second guide 2223 and the second connecting portion 32, to reach same effect.
Certainly, described first tensioner, the second tensioner and the 3rd tensioner can be made up of 23, two tensioner 23 of a tensioner or three tensioner 23.In order to simplify assembling procedure, reduce cost, the present embodiment uses a tensioner 23, the starting point of described tensioner 23 is intertwined and connected in the first connecting portion 31, and terminal is connected to the second connecting portion 32 after sequentially passing through the first guide, the first front steering part 211a, the first upper fixing element 221a, the first rear steering part 212a, the second rear steering part 212b, the second front steering part 211b, the second upper fixing element 221b, the second rear steering part 212b, the first rear steering part 212a and the second guide.Being different from the present embodiment, described tensioner 23 can also be connected with electric machine assembly 3 in the position of other the first upper fixing element 221a or the second upper fixing element 221b, and correspondingly, corresponding change is done in the position of other structures.
When motor rotates forward, first tensioner is wound on described curled hair cylinder, if a length of a being wound around, the upper strata tensioner 231 being then positioned on the first slide track component compensates transmission distance a to the lower floor's tensioner 232 being positioned on the first slide track component, because the distance between the first front steering part 211a and the first rear steering part 212a is fixing, therefore when the upper strata tensioner 231 being positioned at the first slide track component 11a moves, the connected lower floor's tensioner 232 being positioned on the second slide track component 11b will compensate transmission distance a to the upper strata tensioner 231 being positioned at the first slide track component 11a；Distance between second front steering part 211b and the second rear steering part 212b is fixing simultaneously, then it is now placed in the upper strata tensioner 231 of the second slide track component 11b to being positioned at lower floor's tensioner 232 transmission distance a of the second slide track component 11b, and then pulls the second upper fixing element 221b by the upper strata tensioner 231 being positioned at the second slide track component 11b and promote rail 112b during rail 111b is relative to second on second to pull out forward distance a；It is positioned at lower floor's tensioner 232 of the first slide track component 11a to upper strata tensioner 231 transmission distance a being positioned at the second slide track component 11b simultaneously, now, described 3rd tensioner compensates release length a from curled hair cylinder, and because the position of first time fixture 222a maintains static, therefore rail 112a pulls out forward distance a relative to first time rail 113a in first, in like manner, rail 112b pulls out forward distance a relative to second time rail 113b in second.First slide track component 11a and the second slide track component 11b realizes synchronizing pull-out under the driving of motor, drawer pull-out coverage is upper rail 111 relative to pull-out distance a and the middle rail 112 of middle rail 112 relative to the pull-out distance a sum of lower rail, and i.e. effective distance that pulls out of drawer is 2a.
In like manner, when drawer is opened, motor rotates backward, it is possible to achieve in drawer advances casing automatically.
Certainly, described fixture 22 also includes the second time fixture 222b being located on the lower rail 113 of the second slide track component 11b, the second tensioner to be fixed on the lower rail 113 of the second slide track component 11b.When motor rotates forward, first tensioner is wound on described curled hair cylinder, if a length of a being wound around, the upper strata tensioner 231 being then positioned on the first slide track component compensates transmission distance a to the lower floor's tensioner 232 being positioned on the first slide track component, because the distance between the first front steering part 211a and the first rear steering part 212a is fixing, therefore when the upper strata tensioner 231 being positioned at the first slide track component 11a moves, the connected lower floor's tensioner 232 being positioned on the second slide track component 11b will compensate transmission distance a to the upper strata tensioner 231 being positioned at the first slide track component 11a, now, because second time fixture 222b maintains static, therefore rail 112b pulls out forward distance a relative to second time rail 113b in second；Distance between second front steering part 211b and the second rear steering part 212b is fixing simultaneously, then it is now placed in the upper strata tensioner 231 of the second slide track component 11b to being positioned at lower floor's tensioner 232 transmission distance a of the second slide track component 11b, and then pulls the second upper fixing element 221b by the upper strata tensioner 231 being positioned at the second slide track component 11b and promote rail 112b during rail 111b is forward relative to second on second to pull out distance a；It is positioned at lower floor's tensioner 232 of the first slide track component 11a to upper strata tensioner 231 transmission distance a being positioned at the second slide track component 11b simultaneously, now, described 3rd tensioner compensates release length a from curled hair cylinder, and because the position of first time fixture 222a maintains static, therefore rail 112a pulls out forward distance a relative to first time rail 113a in first.First slide track component 11a and the second slide track component 11b synchronize pull-out, and drawer pull-out coverage is upper rail 111 relative to pull-out distance a and the middle rail 112 of middle rail 112 relative to the pull-out distance a sum of lower rail, and i.e. effective distance that pulls out of drawer is 2a.
It addition, the sliding track mechanism 100 of the present invention also has quiet effect in draw process.Drawer is fixed on described upper rail 111, during user is the pull-out of speed V or to advance drawer, the speed of upper rail 111 pull-out is also V, tensioner 23 is by tumbler 21 transmission, and band disorder of internal organs rail 112 pulls out with speed V/2, when outer rail 111 and middle rail 112 are completely pulled out, upper rail 111 pull-out coverage be middle rail 112 pull-out coverage twice or more than, during slide track component 100 pulls out, it is to avoid upper rail 111 and the shock of middle rail 112, such that it is able to reach quiet effect.
In sum, the sliding track mechanism 100 of the present invention, lazy-tongs 2 are formed by tumbler 21, fixture 22 and tensioner 23, tensioner 23 is wound on by tumbler 21 between the fixture 22 of two slide track components 1, when the upper rail 111 of the first slide track component 11a or middle rail 112 are moved, described tensioner 23 drives upper rail 111 or the middle rail 112 displacement same distance in the same direction of the second slide track component 11b by fixture 22, realize the synchronizing moving of two groups of slide track components 1, it is to avoid the deflection that causes in draw process or wave phenomenon because of the most uneven；And can in draw process optional position locking drawer, whole during muting function good.Cooperating by electric machine assembly 3 and lazy-tongs 2 simultaneously, when described electric machine assembly 3 works so that the described tensioner 23 being connected to described electric machine assembly 3 moves, and then described middle rail 112 and upper rail 111 is driven to move by fixture 22, realize automatic pull drawer, easy to use.
Above example is only in order to illustrate technical scheme and unrestricted, although the present invention being described in detail with reference to preferred embodiment, 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 (10)
1. a sliding track mechanism, pull out in casing for drawer or advance, including the first slide track component being oppositely arranged and the second slide track component, each slide track component in first slide track component and the second slide track component is respectively provided with the upper rail being mutually slidably matched, middle rail and lower rail, it is characterized in that: described sliding track mechanism also includes so that the first slide track component and the synchronization-moving lazy-tongs of the second slide track component and electric machine assembly, lazy-tongs include the tumbler being 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, when the upper rail of the first slide track component or middle rail are moved, described tensioner drives the upper rail of the second slide track component or middle rail displacement same distance in the same direction by fixture；Described electric machine assembly has winding or the first connecting portion discharging described tensioner and the second connecting portion, it is positioned at two parts of both sides before and after same fixture in described tensioner to be intertwined and connected respectively on described first connecting portion, the second connecting portion, shrink described tensioner by one in the first connecting portion and the second connecting portion during the work of described electric machine assembly, another one discharges described tensioner and described tensioner is moved, and then drives described middle rail and upper rail to move by fixture.
Sliding track mechanism the most according to claim 1, it is characterised in that: the second upper fixing element that described fixture includes the first upper fixing element being located on the first slide track component and first time fixture, is located on the second slide track component；Described tumbler includes the first front steering part being located at the first slide track component and the first rear steering part, the second front steering part being located at the second slide track component and the second rear steering part；Described tensioner includes through the first front steering part the first tensioner of connecting first time fixture and the first upper fixing element, sequentially pass through the first rear steering part, the second rear steering part and the second front steering part and connect the second tensioner of the first upper fixing element and the second upper fixing element, sequentially pass through the second rear steering part and the first rear steering part and connect the 3rd tensioner of the second upper fixing element and first time fixture, described first connecting portion, the second connecting portion respectively with first time fixture before and after the first tensioner of both sides, the 3rd tensioner be intertwined and connected mutually.
Sliding track mechanism the most according to claim 2, it is characterised in that: described first time fixture has respectively by the first tensioner, the 3rd tensioner guiding described first connecting portion, the first guide of the second connecting portion, the second guide.
Sliding track mechanism the most according to claim 3, it is characterized in that: the starting point of described tensioner is connected to the first connecting portion, terminal sequentially passes through the first guide, is connected to the second connecting portion after the first front steering part, the first upper fixing element, the first rear steering part, the second rear steering part, the second front steering part, the second upper fixing element, the second rear steering part and the first rear steering part, the second guide.
Sliding track mechanism the most according to claim 3, it is characterized in that: described sliding track mechanism also includes the tensioning sleeve being located between the first guide and the first connecting portion, described tensioner part between the first guide and electric machine assembly is arranged in described tensioning sleeve, and described tensioner length between the first guide and electric machine assembly is more than the distance between the first guide and electric machine assembly；Described sliding track mechanism also includes the tensioning sleeve being located between the second guide and the second connecting portion, described tensioner part between the second guide and electric machine assembly is arranged in described tensioning sleeve, and described tensioner is more than the distance between the second guide and electric machine assembly in the length between the second guide and electric machine assembly.
Sliding track mechanism the most according to claim 2, it is characterised in that: described fixture also includes the second time fixture being located on the lower rail of the second slide track component.
Sliding track mechanism the most according to claim 1, it is characterized in that: before described tumbler includes being individually fixed in each middle rail, the front steering part of rear end, rear steering part, described front steering part is arranged to described tensioner and is divided into upper strata tensioner and lower floor's tensioner after front steering part, described rear steering part include respectively with described upper strata tensioner, the upper tumbler that lower floor's tensioner matches, lower tumbler, described upper strata tensioner, lower floor's tensioner is through the upper tumbler of a wherein slide track component, each extend over after lower tumbler to the lower tumbler being fixed on another slide track component, upper tumbler.
Sliding track mechanism the most according to claim 1, it is characterized in that: described tumbler includes being individually fixed in the front steering part of each middle rail front and back ends, rear steering part, described sliding track mechanism also includes the tensioning sleeve being arranged between two rear steering parts, described tensioner length between two rear steering parts is more than the distance between two rear steering parts, described tensioner part between two rear steering parts is arranged in described tensioning sleeve, and described tensioner other parts outside described tensioning sleeve are constantly in tension.
Sliding track mechanism the most according to claim 8, it is characterized in that: described rear steering part is fixed on middle rail by tumbler pedestal, it is provided with retaining collar between described tensioning sleeve and described tensioner pedestal, described retaining collar is vertical with described middle rail, described tensioner part in described retaining collar with extend past rear steering part from this part after and perpendicular and in the same plane near another part of rear steering part.
Sliding track mechanism the most according to claim 1, it is characterized in that: described electric machine assembly include can forward and reverse rotation motor, adjust rotating speed travelling gear, by travelling gear drive rotate curled hair cylinder, described first connecting portion and the second connecting portion may be contained within described curled hair cylinder, and are positioned at two parts reverse-windings respectively of both sides before and after same fixture in described tensioner on described first connecting portion, the second connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372523.9A CN104323608B (en) | 2014-07-31 | Sliding track mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372523.9A CN104323608B (en) | 2014-07-31 | Sliding track mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104323608A CN104323608A (en) | 2015-02-04 |
| CN104323608B true CN104323608B (en) | 2016-11-30 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3722964A (en) * | 1971-07-07 | 1973-03-27 | Oxford Pendaflex Corp | Extensible drawer support |
| TW200820926A (en) * | 2006-11-01 | 2008-05-16 | Sun Chain Metal Industry Co Ltd | Method for making a synchronous guideway |
| CN201550907U (en) * | 2009-07-31 | 2010-08-18 | 宁波方太厨具有限公司 | Drawer opening device |
| CN201641070U (en) * | 2010-03-23 | 2010-11-24 | 张建能 | Electric slide rail device |
| 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 |
| CN103494455A (en) * | 2013-09-18 | 2014-01-08 | 伍志勇 | Synchronizing device of drawer sliding rails |
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3722964A (en) * | 1971-07-07 | 1973-03-27 | Oxford Pendaflex Corp | Extensible drawer support |
| TW200820926A (en) * | 2006-11-01 | 2008-05-16 | Sun Chain Metal Industry Co Ltd | Method for making a synchronous guideway |
| CN201550907U (en) * | 2009-07-31 | 2010-08-18 | 宁波方太厨具有限公司 | Drawer opening device |
| CN101716032B (en) * | 2009-12-17 | 2012-01-18 | 伍志勇 | Balancing mechanism of drawer |
| CN201641070U (en) * | 2010-03-23 | 2010-11-24 | 张建能 | Electric slide rail device |
| 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 |
| CN103494455A (en) * | 2013-09-18 | 2014-01-08 | 伍志勇 | Synchronizing device of drawer sliding rails |
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