CN111938348A - Synchronous mute slide rail - Google Patents
Synchronous mute slide rail Download PDFInfo
- Publication number
- CN111938348A CN111938348A CN202010867435.1A CN202010867435A CN111938348A CN 111938348 A CN111938348 A CN 111938348A CN 202010867435 A CN202010867435 A CN 202010867435A CN 111938348 A CN111938348 A CN 111938348A
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- China
- Prior art keywords
- frame
- slide rail
- outer frame
- sliding rail
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 36
- 238000005452 bending Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000009977 dual effect Effects 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 8
- 230000030279 gene silencing Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/44—Sequencing or synchronisation of drawer slides or functional units
- A47B88/447—Simultaneous movement of rails within drawer slides, i.e. with a coordination of movement with all rail elements moving at the same time
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/473—Braking devices, e.g. linear or rotational dampers or friction brakes; Buffers; End stops
- A47B88/477—Buffers; End stops
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/49—Sliding drawers; Slides or guides therefor with double extensible guides or parts
Landscapes
- Drawers Of Furniture (AREA)
Abstract
The invention discloses a synchronous mute slide rail, which comprises a slide rail outer frame, wherein a slide rail middle frame is arranged in the slide rail outer frame in a sliding way, a first middle gear point and a third middle gear point are arranged on the slide rail middle frame, the first middle gear point is positioned at the middle end position of the slide rail middle frame, the third middle gear point is positioned at the front end position of the slide rail middle frame, and an outer frame elastic part is arranged on the slide rail outer frame; when the sliding rail middle frame is closed, the third middle stop point abuts against the outer side of the outer frame elastic part, and when the sliding rail middle frame is pulled out and opened, the first middle stop point abuts against the inner side of the outer frame elastic part. A gear is rotatably fixed on the frame wall at the rear end of the inner frame of the slide rail, and the gear is engaged on the rack. The gear comprises a tooth part and a connecting part which are of an integrated structure, and the connecting part can be fixed with a synchronous connecting rod to be connected with another synchronous mute slide rail. The sliding rail has the advantages of good synchronism, obvious noise reduction, simple structure, dual purposes and convenience in production.
Description
Technical Field
The invention relates to a slide rail, in particular to a mute slide rail with a synchronizing function.
Background
Under the situation of larger installation width, the use of the sliding rail component is often required to be matched with a synchronous mechanism so as to ensure that the drawer mechanism can be smoothly opened or closed without being blocked due to eccentricity. In addition, users have higher and higher requirements on the use of the slide rail, and besides the smooth opening and closing requirements, the slide rail is required to have a silencing function, and there are various methods for realizing silencing, and most commonly, an elastic part is added at the hard contact position of each slide rail frame body to avoid impact sound through soft contact. The set of slide rail mechanism that has synchronous and silence can easily find on the market, but the applicant discovers that the mechanism that the low price is often stable enough in performance, and the stable performance is used and is felt comfortable, and the mechanism is all more complicated, leads to the cost higher. How to realize the mute and synchronization functions through the simplest mechanism has higher practical value.
Disclosure of Invention
In order to make up for the defects in the prior art, the invention provides the synchronous mute slide rail, the productivity can be greatly improved and the production cost can be reduced by adopting a prefabricated part assembly mode, and the wire harness can be disassembled for overhaul.
In order to solve the technical problems and achieve the technical effects, the invention is realized by the following technical scheme:
a synchronous mute slide rail comprises a slide rail outer frame, a slide rail middle frame is slidably arranged in the slide rail outer frame, a first middle gear point and a third middle gear point are arranged on the slide rail middle frame, the first middle gear point is positioned at the middle end position of the slide rail middle frame, the third middle gear point is positioned at the front end position of the slide rail middle frame, and an outer frame elastic part is arranged on the slide rail outer frame; when the sliding rail middle frame is closed, the third middle stop point is abutted against the outer side of the outer frame elastic part, and when the sliding rail middle frame is pulled out and opened, the first middle stop point is abutted against the inner side of the outer frame elastic part; the distance between the first middle gear point and the third middle gear point is the stroke of the slide rail middle frame in the slide rail outer frame.
Further, an outer frame ball retainer is arranged between the slide rail outer frame and the slide rail middle frame, a second middle gear point is further arranged on the slide rail middle frame, the second middle gear point is located at the rear end of the slide rail middle frame, an outer frame front gear point is arranged at the front end of the slide rail outer frame, and the outer frame ball retainer is limited in an interval formed by the outer frame front gear point and the second middle gear point; when the sliding rail middle frame is pulled out and opened, after the first middle stop point is propped against the inner side of the outer frame elastic part, the pulling force is still kept, then the second middle stop point hooks the outer side surface of the outer frame ball retainer, and the front end of the outer frame ball retainer is propped against the outer frame front stop point.
Furthermore, a slide rail inner frame is slidably arranged in the slide rail middle frame, a first inner stop point is arranged on a frame body of the slide rail inner frame, the front end of the slide rail inner frame is a second inner stop point, and a middle frame elastic piece is arranged at the front end of the slide rail middle frame; when the inner slide rail frame is closed, the second inner stop point abuts against the outer side of the middle frame elastic part, and when the inner slide rail frame is pulled out and opened, the first inner stop point abuts against the inner side of the middle frame elastic part; and the distance between the first inner gear point and the second inner gear point is the stroke of the inner frame of the slide rail in the middle frame of the slide rail.
Furthermore, an inner frame ball retainer is arranged between the slide rail middle frame and the slide rail inner frame.
Furthermore, a gear is rotatably fixed on the frame wall at the rear end of the inner frame of the slide rail.
Furthermore, a boss structure is arranged on the frame wall at the rear end of the inner frame of the slide rail, and the gear is rotatably fixed on the boss structure.
Furthermore, the gear comprises a tooth part and a connecting part which are of an integrated structure, the connecting part is communicated with the tooth part, and the gear is rotatably fixed on the boss structure through a rivet penetrating through a through hole of the connecting part.
Furthermore, the slide rail outer frame is fixed on a slide rail support, the slide rail support comprises a vertical part and a bending part, a slide rail assembly formed by the slide rail inner frame, the slide rail middle frame and the slide rail outer frame is fixed on the vertical part through the slide rail outer frame, the bending part is folded towards one side of the slide rail assembly, a rack is fixed on the bending part, and the gear is meshed on the rack.
Furthermore, an elastic piece mounting piece is arranged on the slide rail support, an elastic piece through hole is formed in the frame wall of the slide rail outer frame, and the outer frame elastic piece is fixed on the elastic piece mounting piece and protrudes out of the frame wall of the slide rail outer frame through the elastic piece through hole.
Preferably, the cross section of the connecting part is of a U-shaped structure, and a through hole is formed in the end face of the U-shaped structure. The connecting part can be fixed with a synchronous connecting rod which is connected with the other synchronous silent sliding rail.
The invention has the beneficial effects that:
1. compared with the prior art, the synchronous mute slide rail has the advantages of less required parts, compact mechanism, simple and reliable process and low cost. The synchronous mute slide rails are used in pairs, and the shaking amount of the installed gear can be more effectively controlled through the connection of the synchronous connecting rods, so that the problems of movement noise generated by the shaking of the gear and poor synchronism are solved.
2. When the slide rail of the invention is pulled out and opened: firstly, a middle slide rail frame and an outer slide rail frame are in soft contact with an elastic outer frame part through a stop point to realize the function of noise reduction and silencing, a gap is reserved between a hard stop point (a second middle stop point, a front stop point of the outer frame and an outer frame ball retainer), and the hard stop point is contacted with the hard stop point under the action of impact force, so that the function of non-derailment of the slide rail is ensured by the hard stop point; then, the inner frame of the slide rail is in soft contact with the middle frame elastic piece through a stop point, so that the noise reduction and silencing functions are realized.
3. When the slide rail of the invention is folded and closed: firstly, the inner frame of the slide rail is in soft contact with the elastic element of the middle frame through a baffle point, so that the noise reduction and silencing functions are realized; then, the sliding rail middle frame and the sliding rail outer frame are in soft contact with the outer frame elastic piece through the stop point, and the noise reduction and silencing functions are achieved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic structural view of the synchronous silent slide rail of the present invention in a closed state.
Fig. 2 is a schematic structural view of the synchronous silent slide rail according to the present invention in an open state after being pulled out.
Fig. 3 is an exploded view of the synchronous silent slide rail of the present invention.
Fig. 4 is a schematic assembly diagram of a part of the mechanism of the synchronous mute slide rail of the invention.
Fig. 5 is an enlarged schematic view of the gear portion of the synchronous mute slide rail of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. The description set forth herein is intended to provide a further understanding of the invention and forms a part of this application and is intended to be an exemplification of the invention and is not intended to limit the invention to the particular embodiments illustrated.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a synchronous silent sliding rail includes a sliding rail outer frame 3, a sliding rail middle frame 5 is slidably disposed in the sliding rail outer frame 3, and the synchronous silent sliding rail is characterized in that: the sliding rail middle frame 5 is provided with a first middle stop point 501 and a third middle stop point 503, the first middle stop point 501 is positioned at the middle end of the sliding rail middle frame 5, the third middle stop point 503 is positioned at the front end of the sliding rail middle frame 5, and the sliding rail outer frame 3 is provided with an outer frame elastic part 9; when the sliding rail middle frame 5 is closed, the third middle stop point 503 abuts against the outer side of the outer frame elastic member 9, and when the sliding rail middle frame 5 is pulled out and opened, the first middle stop point 501 abuts against the inner side of the outer frame elastic member 9; the distance between the first middle gear point and the third middle gear point is the stroke of the slide rail middle frame in the slide rail outer frame.
Further, an outer frame ball retainer 4 is arranged between the slide rail outer frame 3 and the slide rail middle frame 5, a second middle stop point 502 is further arranged on the slide rail middle frame 5, the second middle stop point 502 is located at the rear end of the slide rail middle frame 5, an outer frame front stop point 301 is arranged at the front end of the slide rail outer frame 3, and the outer frame ball retainer 4 is limited in an interval formed by the outer frame front stop point 301 and the second middle stop point 502; when the sliding rail middle frame 5 is pulled out and opened, after the first middle stop point 501 abuts against the inner side of the outer frame elastic part 9, the pulling force is still maintained, the second middle stop point 502 hooks the outer side surface of the outer frame ball retainer 4, and the front end of the outer frame ball retainer 4 abuts against the outer frame front stop point 301.
Further, a slide rail inner frame 7 is slidably arranged in the slide rail middle frame 5, a first inner stop point 701 is arranged on a frame body of the slide rail inner frame 7, a second inner stop point 702 is arranged at the front end of the slide rail inner frame 7, and a middle frame elastic member 10 is arranged at the front end of the slide rail middle frame 5; when the inner slide rail frame 7 is closed, the second inner stop point 702 abuts against the outer side of the middle frame elastic part 10, and when the inner slide rail frame 7 is pulled out and opened, the first inner stop point 701 abuts against the inner side of the middle frame elastic part 10; and the distance between the first inner gear point and the second inner gear point is the stroke of the inner frame of the slide rail in the middle frame of the slide rail.
Furthermore, an inner frame ball retainer 6 is arranged between the slide rail middle frame 5 and the slide rail inner frame 7.
Furthermore, a gear 8 is rotatably fixed on the frame wall at the rear end of the slide rail inner frame 7.
Furthermore, a boss structure 703 is arranged on the frame wall at the rear end of the slide rail inner frame 7, and the gear 8 is rotatably fixed on the boss structure 703.
Further, referring to fig. 5, the gear 8 includes a tooth portion 801 and a connecting portion 802 integrally formed, the connecting portion 802 is penetrated through the tooth portion 801, and the gear 8 is rotatably fixed to the boss 703 by a rivet 11 passing through a through hole of the connecting portion 802.
Further, the slide rail outer frame 3 is fixed on a slide rail support 1, the slide rail support 1 includes a vertical portion 101 and a bending portion 102, a slide rail assembly composed of the slide rail inner frame 7, the slide rail middle frame 5 and the slide rail outer frame 3 is fixed on the vertical portion 101 through the slide rail outer frame 3, the bending portion 102 is bent to one side of the slide rail assembly, a rack 2 is fixed on the bending portion 102, and the gear 8 is engaged on the rack 2.
Further, an elastic piece mounting piece 103 is arranged on the slide rail support 1, an elastic piece through hole 302 is formed in the frame wall of the slide rail outer frame 3, and the outer frame elastic piece 9 is fixed on the elastic piece mounting piece 103 and protrudes out of the frame wall of the slide rail outer frame 3 through the elastic piece through hole 302.
Preferably, the cross section of the connecting portion 802 is a U-shaped structure, and a through hole 8021 is formed in an end surface of the U-shaped structure. The connecting part can be fixed with a synchronous connecting rod which is connected with the other synchronous silent sliding rail.
Generally, the synchronous slide rail needs to be installed, because the installation width is large, the traditional gear is easy to fall off due to clearance fit, and the synchronous slide rail structure formed by the synchronous mute slide rail can completely avoid the phenomenon.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a synchronous silence slide rail, includes a slide rail frame (3), slidable is provided with a slide rail center (5) in slide rail frame (3), its characterized in that: a first middle stop point (501) and a third middle stop point (503) are arranged on the sliding rail middle frame (5), the first middle stop point (501) is positioned at the middle end of the sliding rail middle frame (5), the third middle stop point (503) is positioned at the front end of the sliding rail middle frame (5), and an outer frame elastic part (9) is arranged on the sliding rail outer frame (3); when the sliding rail middle frame (5) is closed, the third middle stop point (503) is abutted against the outer side of the outer frame elastic part (9), and when the sliding rail middle frame (5) is pulled out and opened, the first middle stop point (501) is abutted against the inner side of the outer frame elastic part (9).
2. The synchronous silent slide rail of claim 1, wherein: an outer frame ball retainer (4) is arranged between the sliding rail outer frame (3) and the sliding rail middle frame (5), a second middle gear point (502) is further arranged on the sliding rail middle frame (5), the second middle gear point (502) is located at the rear end of the sliding rail middle frame (5), an outer frame front gear point (301) is arranged at the front end of the sliding rail outer frame (3), and the outer frame ball retainer (4) is limited in an interval formed by the outer frame front gear point (301) and the second middle gear point (502); when the sliding rail middle frame (5) is pulled out and opened, after the first middle stop point (501) is abutted against the inner side of the outer frame elastic part (9), the pulling force is still kept, then the second middle stop point (502) hooks the outer side surface of the outer frame ball retainer (4), and the front end of the outer frame ball retainer (4) is abutted against the outer frame front stop point (301).
3. The synchronous silent slide rail of claim 2, wherein: a sliding rail inner frame (7) is slidably arranged in the sliding rail middle frame (5), a first inner stop point (701) is arranged on the frame body of the sliding rail inner frame (7), a second inner stop point (702) is arranged at the front end of the sliding rail inner frame (7), and a middle frame elastic part (10) is arranged at the front end of the sliding rail middle frame (5); when the sliding rail inner frame (7) is closed, the second inner stop point (702) abuts against the outer side of the middle frame elastic part (10), and when the sliding rail inner frame (7) is pulled out and opened, the first inner stop point (701) abuts against the inner side of the middle frame elastic part (10).
4. The synchronous silent slide rail of claim 3, wherein: an inner frame ball retainer (6) is arranged between the slide rail middle frame (5) and the slide rail inner frame (7).
5. The synchronous silent slide rail of claim 3 or 4, wherein: a gear (8) is rotatably fixed on the frame wall at the rear end of the slide rail inner frame (7).
6. The synchronous silent slide rail of claim 5, wherein: a boss structure (703) is arranged on the frame wall at the rear end of the slide rail inner frame (7), and the gear (8) is rotatably fixed on the boss structure (703).
7. The synchronous silent slide rail of claim 6, wherein: the gear (8) comprises a tooth part (801) and a connecting part (802) which are integrally formed, the connecting part (802) is communicated with the tooth part (801), and the gear (8) is rotatably fixed on the boss structure (703) through a rivet (11) penetrating through a through hole of the connecting part (802).
8. The synchronous silent slide rail of claim 7, wherein: the slide rail outer frame (3) is fixed on a slide rail support (1), the slide rail support (1) comprises a vertical part (101) and a bending part (102), a slide rail inner frame (7), a slide rail middle frame (5) and a slide rail assembly formed by the slide rail outer frame (3) are fixed on the vertical part (101), the bending part (102) is bent towards one side of the slide rail assembly, a rack (2) is fixed on the bending part (102), and a gear (8) is meshed on the rack (2).
9. The synchronous silent slide rail of claim 8, wherein: the slide rail support is characterized in that an elastic piece mounting piece (103) is arranged on the slide rail support (1), an elastic piece through hole (302) is formed in the frame wall of the slide rail outer frame (3), and the outer frame elastic piece (9) is fixed on the elastic piece mounting piece (103) and protrudes out of the frame wall of the slide rail outer frame (3) through the elastic piece through hole (302).
10. The synchronous silent slide rail of claim 7, wherein: the cross section of the connecting part (802) is of a U-shaped structure, and a through hole (8021) is formed in the end face of the U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010867435.1A CN111938348A (en) | 2020-08-26 | 2020-08-26 | Synchronous mute slide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010867435.1A CN111938348A (en) | 2020-08-26 | 2020-08-26 | Synchronous mute slide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111938348A true CN111938348A (en) | 2020-11-17 |
Family
ID=73367389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010867435.1A Pending CN111938348A (en) | 2020-08-26 | 2020-08-26 | Synchronous mute slide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111938348A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103096756A (en) * | 2010-08-20 | 2013-05-08 | 保罗海蒂诗有限及两合公司 | Pull-out guide |
| CN103126354A (en) * | 2013-03-23 | 2013-06-05 | 伍志勇 | Noise-reducing mechanism of wheel-typed drawer sliding rail |
| DE202014106001U1 (en) * | 2013-12-19 | 2015-03-19 | Harn Marketing Sdn. Bhd. | Gleitführungsschienensystem |
| CN205649201U (en) * | 2016-03-08 | 2016-10-19 | 雅固拉国际精密工业(苏州)有限公司 | Slide rail that can two -wayly take out |
| TWI626024B (en) * | 2017-03-24 | 2018-06-11 | 南俊國際股份有限公司 | slide displacement positioning device |
| CN109452787A (en) * | 2018-12-30 | 2019-03-12 | 广东合固五金精密制造有限公司 | A kind of mute sliding rail of multistage buffering |
| CN213247802U (en) * | 2020-08-26 | 2021-05-25 | 雅固拉国际精密工业(苏州)有限公司 | Synchronous mute slide rail |
-
2020
- 2020-08-26 CN CN202010867435.1A patent/CN111938348A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103096756A (en) * | 2010-08-20 | 2013-05-08 | 保罗海蒂诗有限及两合公司 | Pull-out guide |
| CN103126354A (en) * | 2013-03-23 | 2013-06-05 | 伍志勇 | Noise-reducing mechanism of wheel-typed drawer sliding rail |
| DE202014106001U1 (en) * | 2013-12-19 | 2015-03-19 | Harn Marketing Sdn. Bhd. | Gleitführungsschienensystem |
| CN205649201U (en) * | 2016-03-08 | 2016-10-19 | 雅固拉国际精密工业(苏州)有限公司 | Slide rail that can two -wayly take out |
| TWI626024B (en) * | 2017-03-24 | 2018-06-11 | 南俊國際股份有限公司 | slide displacement positioning device |
| CN109452787A (en) * | 2018-12-30 | 2019-03-12 | 广东合固五金精密制造有限公司 | A kind of mute sliding rail of multistage buffering |
| CN213247802U (en) * | 2020-08-26 | 2021-05-25 | 雅固拉国际精密工业(苏州)有限公司 | Synchronous mute slide rail |
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