CN111789424A - Hidden rail damper - Google Patents

Hidden rail damper Download PDF

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Publication number
CN111789424A
CN111789424A CN202010672141.3A CN202010672141A CN111789424A CN 111789424 A CN111789424 A CN 111789424A CN 202010672141 A CN202010672141 A CN 202010672141A CN 111789424 A CN111789424 A CN 111789424A
Authority
CN
China
Prior art keywords
sliding
telescopic cylinder
sliding groove
compression surface
damper
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
Application number
CN202010672141.3A
Other languages
Chinese (zh)
Inventor
梁业林
劳庆军
朱海辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Peiling Liang
Original Assignee
Peiling Liang
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Peiling Liang filed Critical Peiling Liang
Priority to CN202010672141.3A priority Critical patent/CN111789424A/en
Publication of CN111789424A publication Critical patent/CN111789424A/en
Priority to JP2022547777A priority patent/JP2023512549A/en
Priority to AU2021240647A priority patent/AU2021240647A1/en
Priority to PCT/CN2021/080372 priority patent/WO2021190325A1/en
Priority to BR112022018186A priority patent/BR112022018186A2/en
Priority to KR1020227027390A priority patent/KR20220122757A/en
Priority to MX2022010785A priority patent/MX2022010785A/en
Priority to EP21776969.4A priority patent/EP4083364A4/en
Priority to ZA2022/08239A priority patent/ZA202208239B/en
Priority to US17/939,942 priority patent/US20230003069A1/en
Pending legal-status Critical Current

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Classifications

    • 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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
    • E05F5/10—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with piston brakes
    • 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
    • A47B2210/00—General construction of drawers, guides and guide devices
    • A47B2210/0002—Guide construction for drawers
    • A47B2210/0018—Buffers, stop blocks or latches for single drawer slides
    • 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
    • A47B2210/00—General construction of drawers, guides and guide devices
    • A47B2210/0091—Drawer movement damping
    • A47B2210/0097—Ball or roller cage incorporating damping means
    • 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
    • A47B2220/00—General furniture construction, e.g. fittings
    • A47B2220/13—Sound or noise reduction or dampening, e.g. built in via the furniture panels

Abstract

The invention provides a hidden rail damper, which comprises a shell and a damper, wherein the damper comprises a tension piece, a sliding block, a telescopic cylinder and a limiting piece; the sliding block is provided with a first position and a second position in the shell, and the pulling piece can pull the sliding block to move from the first position to the second position; the limiting piece is connected with the sliding block, and the telescopic cylinder is arranged on the shell; or the telescopic cylinder is arranged on the sliding block, and the limiting piece is arranged on the shell; the limiting piece is provided with a compression surface, one end of the telescopic cylinder is directly or indirectly abutted against the compression surface, and the telescopic cylinder and the limiting piece have a first relative position and a second relative position; in the process that the slider is pulled by the tension piece to move from the first position to the second position, the telescopic cylinder moves from the first relative position to the second relative position; and in the process that the telescopic cylinder moves from the first relative position to the second relative position, the telescopic cylinder is gradually compressed. The damper adopts the small-size telescopic cylinder, so that the production cost of the damper is reduced.

Description

Hidden rail damper
Technical Field
The present invention relates to a damper, and more particularly, to a damper applicable to a hidden rail.
Background
The damper is used as a device capable of providing motion resistance and has the functions of absorbing energy and absorbing shock. Therefore, in order to reduce the excessive noise generated by the impact during the closing process of the drawer and the door and window, a damper structure is mostly adopted on the sliding rail of the drawer and the door and window. The conventional damper needs to be provided with a spring and a cylinder structure with the same length, and the spring can be slowly compressed in the contraction process of the spring, so that the drawer and the door and window are slowly closed. But because cylinder length will lead to cylinder length overlength with the spring phase-match, can occupy great slide rail space, lead to the slide rail size great.
Disclosure of Invention
The present invention provides a hidden rail damper to reduce the size of the telescoping cylinder.
The invention provides a hidden rail damper, which comprises a shell and a damper, wherein the damper comprises a tension piece, a sliding block, a telescopic cylinder and a limiting piece, the sliding block is slidably arranged in the shell, and the tension piece is respectively connected with the shell and the sliding block; the sliding block is provided with a first position and a second position in the shell, and the pulling piece can pull the sliding block to move from the first position to the second position;
the limiting piece is connected with the sliding block, and the telescopic cylinder is installed on the shell; or
The telescopic cylinder is arranged on the sliding block, and the limiting piece is arranged on the shell;
the limiting piece is provided with a compression surface, one end of the telescopic cylinder is directly or indirectly abutted against the compression surface, and the telescopic cylinder and the limiting piece have a first relative position and a second relative position; in the process that the pulling piece pulls the sliding block to move from the first position to the second position, the telescopic cylinder moves from the first relative position to the second relative position; and in the process that the telescopic cylinder moves from the first relative position to the second relative position, the telescopic cylinder is gradually compressed.
Further, the compression stroke of the telescopic cylinder is smaller than the sliding stroke of the sliding block from the first position to the second position.
Furthermore, an inclination angle is formed between the telescopic cylinder and the compression surface, and one end of the telescopic cylinder is abutted against the compression surface.
Furthermore, one end of the telescopic cylinder is also provided with a contact element, and the telescopic cylinder is abutted against the compression surface through the contact element.
Furthermore, the contact piece is also provided with a ball, and the contact piece is abutted with the compression surface through the ball.
Furthermore, the damper further comprises a sliding guide piece, a sliding groove is formed in the shell, one end of the sliding guide piece is inserted into the sliding groove, the telescopic cylinder is abutted to the compression surface through the sliding guide piece, the sliding groove comprises a first sliding groove portion and a second sliding groove portion, and the first sliding groove portion is connected with one end of the second sliding groove portion.
Furthermore, the first sliding groove part and the second sliding groove part are of a straight groove structure, the first sliding groove part and the second sliding groove part are connected in a bending mode, the limiting piece is connected with the sliding block, the telescopic cylinder is installed on the shell, the first sliding groove part is located at the position of a compression surface, an inclination angle is formed between the extension direction of the first sliding groove part and the compression surface, and the extension direction of the second sliding groove part is the same as the compression direction of the telescopic cylinder; and in the process that the sliding block moves from the first position to the second position, the crossing position of the first sliding groove part and the compression surface moves to the second sliding groove part.
Furthermore, the sliding guide piece comprises a first sliding end and a second sliding end, the first sliding end and the second sliding end are inserted into the sliding groove, the sliding guide piece is abutted with the telescopic cylinder through the second sliding end, and the sliding guide piece is abutted with the compression surface through the first sliding end.
Further, the sliding guide has a plurality of sliding guides, and each sliding guide is installed to be slidably connected to the sliding groove.
Further, the damper further comprises a shifting block, the shifting block is installed on the sliding block and is rotatably connected with the sliding block, a first clamping piece is arranged on the shell, a second clamping piece is arranged on the shifting block, and when the damping piece is located at the first position, the shifting block can rotate to enable the second clamping piece to be clamped with the first clamping piece.
Compared with the prior art, the telescopic cylinder damping device has the advantages that the limiting piece is arranged, so that the force generated by the telescopic cylinder during compression can be converted into the resistance of the damper in the sliding process from the first position to the second position, the damping effect is achieved, meanwhile, due to the action of the limiting piece, the telescopic direction of the telescopic cylinder can be different from the movement direction of the damper, the requirement of the traditional damper on the size of the air cylinder is avoided, the space occupied by the damping piece is reduced, the size of a damping structure is reduced, and meanwhile, due to the fact that the size of the air cylinder is smaller, the cost of the damper is reduced.
Drawings
FIG. 1 is a schematic front view of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional front view of the embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a telescopic cylinder in a front view in an extended state according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional front view of the telescopic cylinder in an extended state according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a telescopic cylinder in a compressed state in a front view according to an embodiment of the present invention;
FIG. 6 is a schematic sectional view of a compression state of the telescopic cylinder according to an embodiment of the present invention;
FIG. 7 is a schematic bottom view of the present invention;
FIG. 8 is a schematic bottom view of an explosive structure according to an embodiment of the present invention;
FIG. 9 is a schematic top view of an embodiment of the present invention;
fig. 10 is a schematic top view of an explosive structure according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
The invention provides a hidden rail damper, which comprises a shell 1 and a damper as shown in figures 1-10, wherein the damper comprises a tension piece 2, a sliding block 3, a telescopic cylinder 4 and a limiting piece 5, the sliding block 3 is slidably arranged in the shell 1, and the tension piece 2 is respectively connected with the shell 1 and the sliding block 3; the sliding block 3 has a first position and a second position in the shell 1, and the pulling piece 2 can pull the sliding block 3 to move from the first position to the second position;
the limiting piece 5 is connected with the sliding block 3, and the telescopic cylinder 4 is installed on the shell 1; or
The telescopic cylinder 4 is arranged on the sliding block 3, and the limiting piece 5 is arranged on the shell 1;
a compression surface 51 is arranged on the limiting piece 5, one end of the telescopic cylinder 4 is directly or indirectly abutted against the compression surface 51, and the telescopic cylinder 4 and the limiting piece 5 have a first relative position and a second relative position; in the process that the pull piece 2 pulls the sliding block 3 to move from the first position to the second position, the telescopic cylinder 4 moves from the first relative position to the second relative position; in the process that the telescopic cylinder 4 moves from the first relative position to the second relative position, the telescopic cylinder 4 is gradually compressed.
Optionally, the compression stroke of the telescopic cylinder 4 is smaller than the sliding stroke of the slider 3 from the first position to the second position.
Wherein, an included angle is formed between the compression surface 51 and the motion direction of the slide block 3, and an inclination angle is formed between the expansion direction of the expansion cylinder 4 and the compression surface 51. During the movement of the telescopic cylinder 4 from the first relative position to the second relative position, the telescopic cylinder 4 is gradually compressed under the action of the compression surface 51, and the compression stroke of the telescopic cylinder 4 is smaller than the sliding stroke of the slider 3 from the first position to the second position.
According to the embodiment of the invention, the compression surface of the limiting piece is arranged, so that the force generated by the telescopic cylinder during compression can be converted into the resistance of the damper in the sliding process from the first position to the second position, and the damping effect is achieved. Meanwhile, the telescopic direction of the telescopic cylinder can be different from the motion direction of the damper due to the action of the limiting part, the projection length of the compression surface in the compression direction of the telescopic cylinder is ensured to be the same as the compression stroke by adjusting the included angle between the compression surface of the limiting part and the motion direction of the sliding block and the inclination angle between the telescopic direction of the telescopic cylinder and the compression surface, and the projection length in the sliding direction of the sliding block is the same as the sliding stroke.
Specifically, as shown in fig. 1 and 2, the telescopic cylinder 4 has an inclination angle with the compression surface 51, and one end of the telescopic cylinder 4 abuts against the compression surface 51.
As shown in fig. 1 and 2, the telescopic cylinder 4 is mounted on the slider 3, the limiting member 5 and the housing 1 are integrated, and the sliding direction of the telescopic cylinder 4 is perpendicular to that of the slider 3.
In particular, a contact member is further provided at one end of the telescopic cylinder 4, and the telescopic cylinder 4 is in contact with the compression surface 51 through the contact member.
Wherein, the contact is bushing type structure, overlaps the one end at the telescoping cylinder, and the contact can select the working of plastics, improves telescoping cylinder (cylinder) durability, avoids the piston to damage.
In particular, the contact is further provided with a ball, and the contact abuts against the compression surface 51 via the ball.
The ball is clamped in the contact piece, and the ball and the contact piece can be connected and slide.
Specifically, as shown in fig. 3 to 8, the damper further includes a sliding guide 6, the housing is provided with a sliding groove, one end of the sliding guide 6 is inserted into the sliding groove, the telescopic cylinder 4 abuts against the compression surface 53 through the sliding guide 6, the sliding groove includes a first sliding groove portion 71 and a second sliding groove portion 72, and the first sliding groove portion 71 is connected to one end of the second sliding groove portion 72.
Specifically, as shown in fig. 3 to 8, the first sliding groove portion 71 and the second sliding groove portion 72 are both straight groove structures, the first sliding groove portion 71 and the second sliding groove portion 72 are connected in a bending manner, the limiting member 5 is connected to the sliding block 3, the telescopic cylinder 4 is mounted on the housing 1, the first sliding groove portion 71 is located at the compression surface 51, an inclination angle is formed between the extending direction of the first sliding groove portion 71 and the compression surface 51, and the extending direction of the second sliding groove portion 72 is the same as the compression direction of the telescopic cylinder 4; when the slider 3 moves from the first position to the second position, the position where the first sliding groove portion 71 intersects with the compression surface 51 moves to the second sliding groove portion.
As shown in fig. 3-8, the position-limiting member 5 and the sliding block 3 are integrated.
Specifically, the sliding guide 6 includes a first sliding end and a second sliding end, both of which are inserted into the sliding groove, the sliding guide 6 abuts against the telescopic cylinder 4 through the second sliding end, and the sliding guide 6 abuts against the compression surface 51 through the first sliding end.
Wherein, a columnar connecting structure is arranged between the first sliding end and the second sliding end of the sliding guide 6.
When the sliding block moves from the first position to the second position, the crossing position of the first sliding groove part and the compression surface moves to the second sliding groove part, the first sliding end connected with the compression surface slides to the second sliding groove part under the pushing of the compression surface, and the second sliding end connected with the telescopic cylinder enters the second sliding groove part to compress the telescopic cylinder.
In particular, as shown in fig. 3 to 8, the sliding guides 6 are provided in several numbers, each sliding guide 6 being mounted in sliding connection with a chute.
As shown in fig. 3 to 8, the number of the sliding guides 6 is 3, and the sliding guides 6 are cylindrical, and are sequentially abutted.
When the sliding block moves from the first position to the second position, the crossing position of the first sliding groove part and the compression surface moves to the second sliding groove part, the sliding guide piece connected with the compression surface slides to the second sliding groove part under the pushing of the compression surface, and the sliding guide piece connected with the telescopic cylinder enters the second sliding groove part to compress the telescopic cylinder.
Optionally, as shown in fig. 9-10, the damper further includes a shifting block 8, the shifting block 8 is installed on the sliding block 3, the shifting block 8 is rotatably connected to the sliding block 3, the housing 1 is provided with a first clamping member 11, the shifting block 8 is provided with a second clamping member 81, and when the damping member is located at the first position, the shifting block 8 can rotate to enable the second clamping member 81 to be clamped with the first clamping member 11.
Optionally, the hidden damper of the present invention may be matched with a telescopic rail, the telescopic rail includes an outer rail and an inner rail, the second clamping member 81 is a chute structure, and when the sliding block slides to the first position, the second clamping member is clamped with the first clamping member by rotation, so that the sliding block is fixed.
Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the modifications and equivalents of the specific embodiments of the present invention can be made by those skilled in the art after reading the present specification, but these modifications and variations do not depart from the scope of the claims of the present application.

Claims (10)

1. The hidden rail damper comprises a shell and a damper, wherein the damper comprises a tension piece, a sliding block, a telescopic cylinder and a limiting piece, the sliding block is slidably arranged in the shell, and the tension piece is respectively connected with the shell and the sliding block; the sliding block is provided with a first position and a second position in the shell, and the pulling piece can pull the sliding block to move from the first position to the second position; it is characterized in that the preparation method is characterized in that,
the limiting piece is connected with the sliding block, and the telescopic cylinder is installed on the shell; or
The telescopic cylinder is arranged on the sliding block, and the limiting piece is arranged on the shell;
the limiting piece is provided with a compression surface, one end of the telescopic cylinder is directly or indirectly abutted against the compression surface, and the telescopic cylinder and the limiting piece have a first relative position and a second relative position; in the process that the pulling piece pulls the sliding block to move from the first position to the second position, the telescopic cylinder moves from the first relative position to the second relative position; and in the process that the telescopic cylinder moves from the first relative position to the second relative position, the telescopic cylinder is gradually compressed.
2. The hidden rail damper of claim 1, wherein a compression stroke of the telescoping cylinder is less than a sliding stroke of the slider from the first position to the second position.
3. The hidden rail damper of claim 2, wherein the telescoping cylinder has an angle of inclination with a compression surface, and wherein one end of the telescoping cylinder abuts the compression surface.
4. The hidden rail damper as claimed in claim 3, wherein the telescopic cylinder is further provided with a contact member at one end, and the telescopic cylinder is abutted with the compression surface through the contact member.
5. The hidden rail damper as claimed in claim 4, wherein the contact member further comprises a ball, and the contact member abuts against the compression surface through the ball.
6. The hidden rail damper as claimed in claim 2, wherein the damper further comprises a sliding guide, the housing is provided with a sliding groove, one end of the sliding guide is inserted into the sliding groove, the telescopic cylinder is abutted against the compression surface through the sliding guide, the sliding groove comprises a first sliding groove portion and a second sliding groove portion, and the first sliding groove portion is connected with one end of the second sliding groove portion.
7. The hidden rail damper as claimed in claim 6, wherein the first sliding groove portion and the second sliding groove portion are both straight groove structures, the first sliding groove portion and the second sliding groove portion are connected in a bending manner, the limiting member is connected with the sliding block, the telescopic cylinder is mounted on the housing, the first sliding groove portion is located at the compression surface, an inclination angle is formed between the extension direction of the first sliding groove portion and the compression surface, and the extension direction of the second sliding groove portion is the same as the compression direction of the telescopic cylinder; and in the process that the sliding block moves from the first position to the second position, the crossing position of the first sliding groove part and the compression surface moves to the second sliding groove part.
8. The hidden rail damper as recited in claim 7, wherein the sliding guide comprises a first sliding end and a second sliding end, the first sliding end and the second sliding end are inserted into the sliding slot, the sliding guide abuts the telescoping cylinder through the second sliding end, and the sliding guide abuts the compression surface through the first sliding end.
9. The hidden rail damper as recited in claim 7, wherein the plurality of slide guides are each mounted in sliding communication with a slide channel.
10. The hidden rail damper as claimed in claim 1, further comprising a shifting block, wherein the shifting block is mounted on the sliding block and rotatably connected with the sliding block, a first clamping member is arranged on the housing, a second clamping member is arranged on the shifting block, and when the damping member is located at the first position, the shifting block can rotate to enable the second clamping member to be clamped with the first clamping member.
CN202010672141.3A 2020-03-25 2020-07-14 Hidden rail damper Pending CN111789424A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CN202010672141.3A CN111789424A (en) 2020-07-14 2020-07-14 Hidden rail damper
EP21776969.4A EP4083364A4 (en) 2020-03-25 2021-03-12 Hidden rail damper
BR112022018186A BR112022018186A2 (en) 2020-03-25 2021-03-12 SHOCK ABSORBER WITH HIDDEN RAIL
AU2021240647A AU2021240647A1 (en) 2020-03-25 2021-03-12 Damper with hidden rail
PCT/CN2021/080372 WO2021190325A1 (en) 2020-03-25 2021-03-12 Hidden rail damper
JP2022547777A JP2023512549A (en) 2020-03-25 2021-03-12 hidden rail damper
KR1020227027390A KR20220122757A (en) 2020-03-25 2021-03-12 Rail Concealed Damper
MX2022010785A MX2022010785A (en) 2020-03-25 2021-03-12 Hidden rail damper.
ZA2022/08239A ZA202208239B (en) 2020-03-25 2022-07-22 Hidden rail damper
US17/939,942 US20230003069A1 (en) 2020-03-25 2022-09-07 Damper with Hidden Rail

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010672141.3A CN111789424A (en) 2020-07-14 2020-07-14 Hidden rail damper

Publications (1)

Publication Number Publication Date
CN111789424A true CN111789424A (en) 2020-10-20

Family

ID=72808546

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010672141.3A Pending CN111789424A (en) 2020-03-25 2020-07-14 Hidden rail damper

Country Status (1)

Country Link
CN (1) CN111789424A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021190325A1 (en) * 2020-03-25 2021-09-30 佛山市天斯五金有限公司 Hidden rail damper

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021190325A1 (en) * 2020-03-25 2021-09-30 佛山市天斯五金有限公司 Hidden rail damper

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