CN108618428B - Telescopic slide rail mechanism - Google Patents

Telescopic slide rail mechanism Download PDF

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Publication number
CN108618428B
CN108618428B CN201810657854.5A CN201810657854A CN108618428B CN 108618428 B CN108618428 B CN 108618428B CN 201810657854 A CN201810657854 A CN 201810657854A CN 108618428 B CN108618428 B CN 108618428B
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China
Prior art keywords
rail unit
inner rail
polygonal
rail
unit
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CN201810657854.5A
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Chinese (zh)
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CN108618428A (en
Inventor
何铨芳
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Dongguan Dige Hardware Products Co Ltd
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Dongguan Dige Hardware Products Co Ltd
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Priority to CN201810657854.5A priority Critical patent/CN108618428B/en
Publication of CN108618428A publication Critical patent/CN108618428A/en
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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B88/00Drawers for tables, cabinets or like furniture; Guides for drawers
    • A47B88/40Sliding drawers; Slides or guides therefor
    • A47B88/497Sliding drawers; Slides or guides therefor with other guiding mechanisms, e.g. scissor mechanisms
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B88/00Drawers for tables, cabinets or like furniture; Guides for drawers
    • A47B88/50Safety devices or the like for drawers
    • A47B88/57Safety devices or the like for drawers preventing complete withdrawal of the drawer
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2210/00General construction of drawers, guides and guide devices
    • A47B2210/0002Guide construction for drawers

Landscapes

  • Drawers Of Furniture (AREA)

Abstract

The invention discloses a telescopic slide rail mechanism, which comprises an inner rail assembly and an outer rail unit which are mutually overlapped and nested; the inner rail assembly is arranged on the outer rail unit in a front-back sliding way and is supported by the outer rail unit; the inner rail assembly and the outer rail unit are respectively provided with a limiting piece for preventing mutual falling, and the limiting piece is provided with a silencing piece for eliminating collision sound generated when the inner rail assembly and the outer rail unit slide relatively; the side surface of one side of the outer rail unit opposite to the inner rail assembly is a plane, and two or more than two first polygonal protruding blocks are arranged on the side surface of one side of the outer rail unit opposite to the inner rail assembly; the side surface of one side of the inner rail component opposite to the outer rail unit is also a plane, and the side surface of one side of the inner rail component opposite to the outer rail unit is provided with first polygonal grooves which are the same as the first polygonal projections in number, one-to-one correspondence and adaptation. The telescopic slide rail mechanism has stronger applicability and universality, can effectively prevent the guide rail piece from being pulled out or withdrawn, and can reduce collision sound.

Description

Telescopic slide rail mechanism
Technical Field
The invention relates to the technical field of slide rail devices, in particular to a telescopic slide rail mechanism.
Background
At present, a sliding rail structure adopting a front-back sliding structure is usually installed on a drawer (or furniture such as a sliding door or a cabinet body), the sliding rail structure comprises an outer rail fixed on the drawer, a middle rail and an inner rail which are embedded on the outer rail, the middle rail and the inner rail are in sliding fit with each other, and a ball which is in sliding connection with the inner rail is installed on the middle rail, so that the inner rail slides stably, and when a user pushes and pulls the drawer, the inner rail drives the middle rail to slide on the outer rail. However, the outer rail and the middle rail in the sliding rail structure and the middle rail and the inner rail can collide with each other in the sliding process, and the collision can generate larger collision sound, so that the use quality and the comfort of the sliding rail can be greatly reduced; in addition, the slide rail structure is generally not provided with a limiting piece for preventing the outer rail, the middle rail and the inner rail from falling off each other, and when the pushing back or pulling out force applied by a user to the drawer is too large, the rails are easy to fall off; in addition, the outer rail, the middle rail and the inner rail in the sliding rail structure generally need to be arranged in a specific mode during installation, and the sliding rail structure is poor in applicability and universality.
Disclosure of Invention
In order to solve the technical problems of poor applicability and universality, poor use comfort and easy falling of the existing sliding rail structure, the invention provides a novel telescopic sliding rail mechanism which is stronger in applicability and universality, safe and reliable in falling prevention and has a silencing function.
In order to achieve the above purpose, the telescopic slide rail mechanism provided by the invention comprises an inner rail assembly and an outer rail unit which are mutually overlapped and nested; the inner rail assembly is arranged on the outer rail unit in a front-back sliding manner and is supported by the outer rail unit;
The inner rail assembly and the outer rail unit are respectively provided with a limiting piece for preventing mutual falling, and the limiting piece is provided with a silencing piece for eliminating collision sound generated when the inner rail assembly and the outer rail unit slide relatively;
The side surface of the outer rail unit, which is opposite to the side of the inner rail assembly, is a plane, and two or more first polygonal protruding blocks are arranged on the side surface of the outer rail unit, which is opposite to the side of the inner rail assembly;
The side surface of the inner rail assembly, which is opposite to the side of the outer rail unit, is also a plane, and the side surface of the inner rail assembly, which is opposite to the side of the outer rail unit, is provided with first polygonal grooves which are the same as the first polygonal protrusions in number, one-to-one correspondence and adaptation.
In the telescopic sliding rail mechanism, the inner rail assembly comprises an inner rail unit and an intermediate rail unit positioned between the inner rail unit and the outer rail unit;
The inner rail unit, the middle rail unit and the outer rail unit are mutually overlapped and nested, and the inner rail unit can slide back and forth relative to the middle rail unit, the inner rail unit and the middle rail unit relative to the outer rail unit.
In the telescopic slide rail mechanism, the middle rail unit comprises at least one guide rail piece;
when the middle rail unit comprises a guide rail piece, the inner rail unit, the guide rail piece and the outer rail unit are mutually overlapped and nested, and the inner rail unit can slide back and forth relative to the guide rail piece, the guide rail piece and the middle rail unit;
when the middle rail unit comprises two or more than two guide rail pieces, the two or more than two guide rail pieces are mutually overlapped and nested and can slide back and forth, the guide rail pieces adjacent to the outer rail unit can be arranged on the outer rail unit in a back and forth sliding manner, and the guide rail pieces adjacent to the inner rail unit and the inner rail unit are mutually overlapped and nested so as to support the inner rail unit.
In the telescopic slide rail mechanism, the limiting part is a screw, and the silencing part is silencing soft rubber.
In the telescopic slide rail mechanism, grooves for placing lubricating oil are formed in the first polygonal protruding blocks and the first polygonal grooves.
In the telescopic sliding rail mechanism, the side surface of one side, opposite to the outer rail unit, of the inner rail unit in the inner rail assembly is the plane, and the side surface of one side, opposite to the outer rail unit, of the inner rail unit in the inner rail assembly is provided with the first polygonal grooves which are the same as the first polygonal protrusions in number, correspond to each other one by one and are matched with each other;
the side face of one side of the middle rail unit, which is opposite to the outer rail unit, is provided with second polygonal grooves which are the same as the first polygonal protrusions on the outer rail unit in number, one-to-one correspondence and are matched with each other, and the side face of one side of the middle rail unit, which is opposite to the inner rail unit, is provided with second polygonal protrusions which are the same as the first polygonal grooves on the inner rail unit in number, one-to-one correspondence and are matched with each other.
In the telescopic slide rail mechanism, the second polygonal protruding blocks are in one-to-one correspondence with and are matched with the second polygonal grooves.
In the telescopic slide rail mechanism, grooves for placing lubricating oil are also formed in the second polygonal protruding blocks and the second polygonal grooves.
In the telescopic slide rail mechanism, the first polygonal protruding block and the second polygonal protruding block are dovetail-shaped.
Compared with the prior art, the invention has the following beneficial effects:
because the inner rail component and the outer rail unit are mutually overlapped and nested, the inner rail component can flexibly adjust whether the middle rail unit is arranged according to the use requirement; because the side surface of one side of the outer rail unit opposite to the inner rail assembly is a plane, two or more first polygonal protruding blocks are arranged on the side surface of one side of the outer rail unit opposite to the inner rail assembly; the side surface of the inner rail component, which is opposite to the side surface of the outer rail unit, is also a plane, the side surface of the inner rail component, which is opposite to the side surface of the outer rail unit, is provided with first polygonal grooves which are the same as the first polygonal projections in number, are in one-to-one correspondence and are matched with each other, so that the outer rail unit and the inner rail component can be mutually reversed and used interchangeably, namely the side surface of the inner rail component, which is the plane, can be arranged on the outer side and connected with the mounting part of an external device, and the side surface of the outer rail unit, which is the plane, is positioned on the inner side; therefore, the telescopic slide rail mechanism has stronger applicability and universality;
In addition, the guide rail piece can be effectively prevented from being pulled out or withdrawn by arranging the limiting piece, so that the use safety is improved; through setting up the amortization piece, can reduce the collision sound, improve the travelling comfort.
Drawings
FIG. 1 is a schematic view of a telescopic rail mechanism according to an embodiment of the present invention;
FIG. 2 is a second schematic structural view of a retractable sliding rail mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a retractable sliding rail mechanism according to an embodiment of the present invention;
FIG. 4 is a partially exploded view of a telescoping slide rail mechanism according to an embodiment of the present invention;
FIG. 5 is a partially exploded view of a retractable track mechanism according to an embodiment of the present invention;
FIG. 6 is a partially exploded view of a telescoping slide rail mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic view of a telescopic rail mechanism according to an embodiment of the present invention when mounted to a drawer;
Fig. 8 is a second schematic structural view of the telescopic rail mechanism according to the embodiment of the present invention when the telescopic rail mechanism is mounted on a drawer.
100, A telescopic slide rail mechanism; 200. a drawer;
1. An outer rail unit; 11. a first polygonal bump; 2. an inner rail unit; 21. a first polygonal groove; 31. a guide rail member; 32. a second polygonal groove; 33. a second polygonal bump; 4. a limiting piece; 5. a sound deadening member.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
Fig. 1 to fig. 6 are schematic views of a related structure of a telescopic slide rail mechanism 100 according to an embodiment of the present invention; fig. 7 and 8 are schematic structural views of the telescopic rail mechanism 100 according to the embodiment of the present invention when the telescopic rail mechanism 100 is mounted on the drawer 200, so as to assist in explaining the structure of the telescopic rail mechanism 100 according to the embodiment.
Referring to fig. 1 to 8, a telescopic slide rail mechanism 100 provided by the present invention includes an inner rail assembly and an outer rail unit 1 which are overlapped and nested with each other; the inner rail assembly is arranged on the outer rail unit 1 in a sliding way back and forth and is supported by the outer rail unit 1;
The inner rail assembly and the outer rail unit 1 are respectively provided with a limiting piece 4 for preventing mutual falling, and the limiting piece 4 is provided with a silencing piece 5 for eliminating collision sound generated when the inner rail assembly and the outer rail unit 1 slide relatively;
the side surface of one side of the outer rail unit 1 opposite to the inner rail assembly is a plane, and two or more first polygonal protruding blocks 11 are arranged on the side surface of one side of the outer rail unit 1 opposite to the inner rail assembly;
The side surface of the inner rail component opposite to the side surface of the outer rail unit 1 is also a plane, and the side surface of the inner rail component opposite to the side surface of the outer rail unit 1 is provided with first polygonal grooves 21 which are the same as the first polygonal projections 11 in number, one-to-one correspondence and are matched with each other.
The inner rail assembly can flexibly adjust whether the middle rail unit is arranged according to the use requirement; referring to fig. 1 to 8, preferably, the inner rail assembly includes an inner rail unit 2, an intermediate rail unit located between the inner rail unit 2 and the outer rail unit 1;
the inner rail unit 2 and the middle rail unit, the middle rail unit and the outer rail unit 1 are mutually overlapped and nested, and the inner rail unit 2 can slide back and forth relative to the middle rail unit, the inner rail unit 2 and the middle rail unit relative to the outer rail unit 1.
Preferably, the intermediate rail unit comprises at least one rail member 31;
Referring to fig. 6, when the middle rail unit includes a rail member 31, the inner rail unit 2 is nested with the rail member 31, the rail member 31 and the outer rail unit 1, and the inner rail unit 2 is slidable back and forth with respect to the rail member 31, the rail member 31 and the middle rail unit with respect to the outer rail unit 1;
Referring to fig. 1 to 5, when the intermediate rail unit includes two or more rail members 31, the two or more rail members 31 are overlapped and nested with each other and are slidable back and forth with respect to each other, the rail members 31 adjacent to the outer rail unit 1 are slidably provided back and forth on the outer rail unit 1, and the rail members 31 adjacent to the inner rail unit 2 are overlapped and nested with each other with respect to the inner rail unit 2 to support the inner rail unit 2.
Preferably, the limiting piece 4 is a screw, and the silencing piece 5 is silencing soft rubber.
Preferably, grooves for placing lubricating oil are provided on both the first polygonal protrusion 11 and the first polygonal groove 21.
As shown in fig. 1 to 8, preferably, a side surface of one side of the inner rail unit 2 opposite to the outer rail unit 1 in the inner rail assembly is a plane, and first polygonal grooves 21 which are the same in number, one-to-one corresponding to and matched with the first polygonal protrusions 11 are formed in a side surface of one side of the inner rail unit 2 opposite to the outer rail unit 1 in the inner rail assembly;
The side surface of one side of the middle rail unit, which is opposite to the outer rail unit 1, is provided with second polygonal grooves 32 which are the same as the first polygonal projections 11 on the outer rail unit 1 in number, are in one-to-one correspondence and are matched with each other, and the side surface of one side of the middle rail unit, which is opposite to the inner rail unit 2, is provided with second polygonal projections 33 which are the same as the first polygonal grooves 21 on the inner rail unit 2 in number, are in one-to-one correspondence and are matched with each other;
Referring to fig. 4 to 6, more preferably, the first and second polygonal protrusions 11 and 33 and the first and second polygonal recesses 21 and 32 have the same structure, so that installation is facilitated and the probability of error in installation can be reduced.
As shown in fig. 4 and 5, preferably, the second polygonal protrusions 33 are in one-to-one correspondence with and adapted to the second polygonal grooves 32, so that the rail members 31 in the intermediate rail unit can be conveniently replaced with each other, thereby facilitating installation and reducing the probability of error in installation.
Preferably, grooves for placing lubricating oil are also provided on both the second polygonal protrusion 33 and the second polygonal groove 32.
Referring to fig. 5, the first polygonal protrusion 11 and the second polygonal protrusion 33 are preferably dovetail-shaped; as shown in fig. 4 and 6, the first polygonal protrusion 11 and the second polygonal protrusion may have other structures capable of performing functions.
In conclusion, compared with the prior art, the invention has the following beneficial effects:
Because the inner rail component and the outer rail unit 1 are mutually overlapped and nested, the inner rail component can flexibly adjust whether the middle rail unit is arranged according to the use requirement; because the side surface of one side of the outer rail unit 1 opposite to the inner rail assembly is a plane, two or more first polygonal protruding blocks 11 are arranged on the side surface of one side of the outer rail unit 1 opposite to the inner rail assembly; the side surface of the inner rail component opposite to the side surface of the outer rail unit 1 is also a plane, the side surface of the inner rail component opposite to the side surface of the outer rail unit 1 is provided with first polygonal grooves 21 which are the same as the first polygonal projections 11 in number, are in one-to-one correspondence and are matched with each other, so that the outer rail unit 1 and the inner rail component can be mutually reversed and used interchangeably, namely, the side surface of the inner rail component, which is the plane, can be arranged on the outer side and connected with the mounting part of an external device, and the side surface of the outer rail unit 1, which is the plane, is positioned on the inner side; therefore, the telescopic slide rail mechanism 100 of the present invention is more applicable and versatile;
Moreover, the guide rail member 31 can be effectively prevented from being pulled out or withdrawn by arranging the limiting member 4, so that the use safety is improved; by providing the muffler 5, the collision noise can be reduced, and the use comfort can be improved.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.

Claims (6)

1. The telescopic sliding rail mechanism is characterized by comprising an inner rail assembly and an outer rail unit which are mutually overlapped and nested; the inner rail assembly is arranged on the outer rail unit in a front-back sliding manner and is supported by the outer rail unit;
The inner rail assembly and the outer rail unit are respectively provided with a limiting piece for preventing mutual falling, and the limiting piece is provided with a silencing piece for eliminating collision sound generated when the inner rail assembly and the outer rail unit slide relatively;
The side surface of the outer rail unit, which is opposite to the side of the inner rail assembly, is a plane, and two or more first polygonal protruding blocks are arranged on the side surface of the outer rail unit, which is opposite to the side of the inner rail assembly;
The side surface of the inner rail assembly, which is opposite to the side of the outer rail unit, is also a plane, and the side surface of the inner rail assembly, which is opposite to the side of the outer rail unit, is provided with first polygonal grooves which are the same as the first polygonal protrusions in number, are in one-to-one correspondence and are matched with each other;
The inner rail assembly comprises an inner rail unit and an intermediate rail unit positioned between the inner rail unit and the outer rail unit; the side surface of one side of the inner rail unit in the inner rail assembly, which is opposite to the side of the outer rail unit, is the plane, and the side surface of one side of the inner rail unit in the inner rail assembly, which is opposite to the outer rail unit, is provided with first polygonal grooves which are the same as the first polygonal projections in number, correspond to each other one by one and are matched with each other;
the side face of one side of the middle rail unit, which is opposite to the outer rail unit, is provided with second polygonal grooves which are the same as the first polygonal protrusions on the outer rail unit in number, are in one-to-one correspondence and are matched with each other, and the side face of one side of the middle rail unit, which is opposite to the inner rail unit, is provided with second polygonal protrusions which are the same as the first polygonal grooves on the inner rail unit in number, are in one-to-one correspondence and are matched with each other;
The first polygonal protruding blocks and the first polygonal grooves are respectively provided with grooves for placing lubricating oil; the first polygonal protruding block and the second polygonal protruding block are dovetail-shaped.
2. The retractable track mechanism of claim 1, wherein said inner rail unit is nested with said intermediate rail unit, said intermediate rail unit and said outer rail unit in a stacked relationship, and wherein said inner rail unit is slidable back and forth relative to said intermediate rail unit, said inner rail unit and said intermediate rail unit relative to said outer rail unit.
3. The telescopic slide mechanism of claim 2, wherein the intermediate rail unit includes at least one rail member;
when the middle rail unit comprises a guide rail piece, the inner rail unit, the guide rail piece and the outer rail unit are mutually overlapped and nested, and the inner rail unit can slide back and forth relative to the guide rail piece, the guide rail piece and the middle rail unit;
when the middle rail unit comprises two or more than two guide rail pieces, the two or more than two guide rail pieces are mutually overlapped and nested and can slide back and forth, the guide rail pieces adjacent to the outer rail unit can be arranged on the outer rail unit in a back and forth sliding manner, and the guide rail pieces adjacent to the inner rail unit and the inner rail unit are mutually overlapped and nested so as to support the inner rail unit.
4. A telescopic rail mechanism as claimed in any one of claims 1 to 3, wherein the limiting member is a screw and the noise damping member is a noise damping flexible glue.
5. The retractable sliding track mechanism of claim 1, wherein said second polygonal protrusions are in one-to-one correspondence and fit with said second polygonal grooves.
6. The retractable sliding rail mechanism as claimed in claim 1, wherein grooves for placing lubricating oil are also provided on the second polygonal protrusion and the second polygonal groove.
CN201810657854.5A 2018-06-22 2018-06-22 Telescopic slide rail mechanism Active CN108618428B (en)

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Application Number Priority Date Filing Date Title
CN201810657854.5A CN108618428B (en) 2018-06-22 2018-06-22 Telescopic slide rail mechanism

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Application Number Priority Date Filing Date Title
CN201810657854.5A CN108618428B (en) 2018-06-22 2018-06-22 Telescopic slide rail mechanism

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CN108618428B true CN108618428B (en) 2024-05-28

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113499816B (en) * 2021-06-02 2023-03-31 十条印刷器材科技(平湖)有限公司 Ink grinding device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1474663A (en) * 2000-11-16 2004-02-11 1 Friction drawer slide
CN101080185A (en) * 2004-12-14 2007-11-28 黑蒂赫-海因泽有限及两合公司 Telescopic guide for furniture drawer
CN204267524U (en) * 2014-11-27 2015-04-15 广州御银自动柜员机技术有限公司 A kind of super exhibition guide rail and automatic teller machine guide rail
CN204541392U (en) * 2015-02-04 2015-08-12 佛山市顺德区合谦金属制品有限公司 A kind of Novel drawer slide rail
CN107411387A (en) * 2017-08-29 2017-12-01 佛山市格菲卡金属制品有限公司 A kind of heavy drawer sliding rail of synchronization
CN208941353U (en) * 2018-06-22 2019-06-07 东莞市帝格五金制品有限公司 A kind of scalable sliding track mechanism

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1474663A (en) * 2000-11-16 2004-02-11 1 Friction drawer slide
CN101080185A (en) * 2004-12-14 2007-11-28 黑蒂赫-海因泽有限及两合公司 Telescopic guide for furniture drawer
CN204267524U (en) * 2014-11-27 2015-04-15 广州御银自动柜员机技术有限公司 A kind of super exhibition guide rail and automatic teller machine guide rail
CN204541392U (en) * 2015-02-04 2015-08-12 佛山市顺德区合谦金属制品有限公司 A kind of Novel drawer slide rail
CN107411387A (en) * 2017-08-29 2017-12-01 佛山市格菲卡金属制品有限公司 A kind of heavy drawer sliding rail of synchronization
CN208941353U (en) * 2018-06-22 2019-06-07 东莞市帝格五金制品有限公司 A kind of scalable sliding track mechanism

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