CN109330234B - Buffering self-closing structure for two-section sliding rail - Google Patents
Buffering self-closing structure for two-section sliding rail Download PDFInfo
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- CN109330234B CN109330234B CN201811439452.4A CN201811439452A CN109330234B CN 109330234 B CN109330234 B CN 109330234B CN 201811439452 A CN201811439452 A CN 201811439452A CN 109330234 B CN109330234 B CN 109330234B
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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
-
- 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
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- Drawers Of Furniture (AREA)
Abstract
The invention provides a buffering self-closing structure for two sections of sliding rails, which is simple in structure, convenient to assemble and disassemble, and capable of being arranged between the sliding rails, effectively improves the space utilization rate and the practicability of a drawer.
Description
Technical Field
The invention relates to the technical field of drawer slide rails, in particular to a buffer self-closing structure for two sections of slide rails.
Background
The drawer is a storage part which is most commonly used in household furniture and production offices, and the drawer is opened and closed by pushing the drawer into the cabinet body or pulling the drawer out of the cabinet body, so that articles are taken and placed. In order to freely and smoothly open and close the drawer, a sliding rail is usually arranged between the drawer and the cabinet body, and in order to provide better experience for a user, the drawer and the cabinet body are prevented from being damaged due to collision with the cabinet body in the drawer opening and closing process, and a buffering self-closing structure is further arranged on the sliding rail.
The existing buffering self-closing structure is usually installed outside the sliding rail, such as an external hanging automatic recovery device for a drawer sliding rail with publication number CN106617810 a: the shifting block is installed in the movable guide rail outside, holds the holistic shell body support of resilience mechanism and articulates in fixed guide rail below, and its structure is complicated on the one hand, and spare part is more, influences the convenience of dismouting, and on the other hand because install in the outside of slide rail, consequently need occupy the space between drawer and the cabinet body to influence the storing volume of drawer, reduced the practicality of drawer.
Disclosure of Invention
Aiming at the defects of more parts, complex structure, inconvenient disassembly and assembly, and low occupied space and practicality of the existing buffering self-closing structure, the invention provides the buffering self-closing structure for the two sections of sliding rails, which has the advantages of simple structure, convenient disassembly and assembly, capability of being arranged between the sliding rails and effective improvement of the space utilization rate and the practicability of the drawer.
The invention adopts the following technical scheme: the spring structure comprises a spring body and a sliding block, wherein the spring body is provided with a sliding guide structure and a containing groove which are sequentially connected and communicated, a buffer part is arranged in the containing groove, the sliding block is movably connected with the sliding guide structure, and the spring body is matched with the sliding block in a stirring mode, and the spring body is characterized in that: the inside of the sliding rail is provided with the shifting block, the rebound structure is arranged on the inside of the fixed rail, and the shifting block and the rebound structure are positioned in a space surrounded by the relative sliding of the fixed rail and the sliding rail.
It is further characterized by:
the shifting block and the sliding rail are integrally formed;
the shifting block is a U-shaped shifting block and is perpendicular to the inner side wall of the sliding rail;
the elastic body is respectively provided with a bayonet and a buckle connected with the fixed rail, the bayonet is positioned at one end of the elastic body, a connecting plate is arranged between the bayonet and the sliding guide structure, the accommodating groove is positioned at the other end of the elastic body, and a first clamping groove is arranged at one end of the accommodating groove away from the bayonet;
the sliding guide structure comprises a guide plate and a side plate which are connected vertically, the guide plate is parallel to the bottom of the rebound main body and is connected with a top plate of the accommodating groove, the side plate is connected with the side wall of the accommodating groove and is provided with a guide groove, the end parts of the guide plate and the side plate, which are close to one end of the bayonet, are connected with a first limiting plate, the guide plate is close to the lower part of one end of the bayonet, and the side plate is connected with a second limiting plate which is parallel to the first limiting plate;
the first limiting plate and the second limiting plate are barbs, and the guide plate, the first limiting plate and the second limiting plate enclose an r-shaped locking groove perpendicular to the bottom of the rebound main body;
a bowl-shaped groove is formed in the bottom surface of the rebound main body beside the second limiting plate, and the end part of the guide groove, which is close to one end of the bayonet, is positioned between two ends of the bowl-shaped groove;
the connecting plate is a concave plate and is connected with the first limiting plate;
the width of the guide plate is smaller than that of the top plate of the accommodating groove;
the sliding block comprises a supporting plate, a first protruding block is arranged at the upper end part of one end of the supporting plate, a second protruding block is arranged at the lower end part of the supporting plate corresponding to the upper end part, a sliding through groove is formed by surrounding the lower edge of the first protruding block and the upper edge of the second protruding block, the sliding through groove and the guide plate are clamped and slide, a rear guide pillar is arranged on the second protruding block, the rear guide pillar and the guide groove are clamped and slide, a trapezoid limiting block is arranged at the upper part of the other end of the supporting plate, the first protruding block, the trapezoid limiting block and the supporting plate form a connection groove, the poking block is matched with the sliding block in a poking mode through the connection groove, a front guide pillar is arranged below the side of the trapezoid limiting block, the width of the r-shaped locking groove is matched with the diameter of the front guide pillar, one end of the sliding through groove, which is close to the front guide pillar, is flared, the lower edge of the trapezoid limiting block and the lowest point of the first lower edge, the front guide pillar, the upper edge of the front guide pillar and the second protruding block are flush with the upper edge of the second protruding block, and the second protruding block are flush;
the rear guide post and the front guide post are both cylindrical guide posts perpendicular to the supporting plate;
the support plate is connected with a reinforcing plate below the second clamping groove, and the reinforcing plate is matched with the bowl-shaped groove;
the buffer piece comprises a telescopic spring, one end of the telescopic spring is clamped in the first clamping groove, and the other end of the telescopic spring is connected with the second clamping groove;
the buckle is positioned at the top of the joint of the accommodating groove and the sliding guide structure, and the side wall of the buckle is provided with a flange;
the roof of holding tank still is connected with the standing groove, the standing groove is close to the one end of bayonet socket is equipped with the location logical groove, the standing groove is kept away from tip one side of bayonet socket one end is equipped with butt piece and opposite side is equipped with the buckle, first lug is opened there is the appearance chamber, the bolster still includes the attenuator, the attenuator clamps in the standing groove just behind the damping pole of attenuator passes through the location logical groove, its tip clamping in hold the intracavity.
After the structure is adopted, the shifting block is arranged on the inner side of the sliding rail, the rebound structure is arranged on the inner side of the fixed rail, and the shifting block and the rebound structure are positioned in a space surrounded by the relative sliding of the fixed rail and the sliding rail, so that the buffer self-closing structure is integrally arranged between the sliding rails, the distance between the drawer and the cabinet body is reduced, the space utilization rate and the practicability of the drawer are effectively improved, and the shifting block and the sliding rail are integrated, so that only the rebound structure is required to be installed, the structure is simple, and the dismounting is convenient.
The shifting block and the sliding rail are integrally formed, and the whole rebound structure is directly clamped and connected with the fixed rail through a bayonet and a buckle on the rebound main body respectively, so that the convenience of dismounting and mounting the buffering self-closing structure is further improved; the slider is through sliding logical groove, trapezoidal stopper and preceding guide pillar and the deflector block slip on the resilience main part, through back guide pillar and guide groove block slip, and block or slide with locking or release shifting block through preceding guide pillar and r-shaped locking groove, the both ends of telescopic spring block respectively in first draw-in groove and second draw-in groove, the attenuator passes through the damping pole block and is linked to each other at the location logical groove and with the slider, thereby make between slider, bolster and the resilience main part and be clamping formula swing joint between slider and the bolster, small, spare part is few, simple structure, further improved the space utilization of drawer and convenient buffering is from the dismouting and the maintenance of closure structure.
Drawings
Fig. 1 is a schematic view of a fully closed state of a sliding rail according to the present invention.
Fig. 2 is a schematic drawing of a sliding rail in a stretched state of a first rebound structure according to the present invention.
Fig. 3 is a schematic diagram of an exploded structure of a sliding rail with a first rebound structure according to the present invention.
FIG. 4 is a schematic view of the sliding rail and the shifting block according to the present invention.
Fig. 5 is a schematic view of the sliding rail (part) and the block according to another aspect of the present invention.
Fig. 6 is a schematic structural view of a first rebound structure of the present invention.
Fig. 7 is a schematic front view of a rebound body of a first rebound structure of the present invention.
Fig. 8 is an enlarged schematic view at a in fig. 7.
FIG. 9 is a schematic view of the reverse side of the resilient body of the first resilient structure of the present invention.
FIG. 10 is a schematic view of the front and back side structures of a first resilient structural slider of the present invention.
Fig. 11 is a schematic diagram of a sliding rail in a stretched state of a second rebound structure according to the present invention.
Fig. 12 is a schematic view of an exploded structure of a sliding rail with a rebound structure according to a second embodiment of the present invention.
Fig. 13 is a schematic structural view of a second rebound structure of the present invention.
Fig. 14 is a schematic front view of a rebound body of a second rebound structure of the present invention.
FIG. 15 is a schematic view of the reverse side of the rebound body of the second rebound structure of the present invention.
FIG. 16 is a schematic view of the front and back side of a slider of a second rebound structure according to the present invention.
Fig. 17 is a side view of an exploded structure of a slide rail of a first rebound structure of the present invention.
Fig. 18 is a schematic diagram of the working principle of the present invention, taking the first resilient structure as an example (for ease of understanding, the dial is rotated 90 ° counterclockwise in the position of fig. 17).
Detailed Description
The invention is further illustrated by the following with reference to fig. 1 to 18 by taking a C-shaped slide rail which is relatively sleeved and slid as an example:
the invention provides a buffer self-closing structure for two sections of sliding rails, which comprises a shifting block 14 and a rebound structure, wherein the rebound structure comprises a rebound main body 3 (3 ') and a sliding block 7 (7 '), as shown in fig. 3 and 14, the rebound main body 3 (3 ') is provided with a sliding guide structure and a containing groove 16 which are sequentially connected and communicated, a buffer is arranged in the containing groove 16, the sliding block 7 (7 ') is movably connected with the sliding guide structure, the shifting block 14 is matched with the sliding block 7 (7 '), as shown in fig. 1-5 and 17, the shifting block 14 is arranged on the inner side of a sliding rail 2, the rebound structure is arranged on the inner side of a fixed rail 1, and the shifting block 14 and the rebound structure are positioned in a space surrounded by the relative sliding of the fixed rail 1 and the sliding rail 2; the spring-back structure is arranged on the inner side of the sliding rail, so that the buffer self-closing structure is integrally arranged between the sliding rails, the distance between the drawer and the cabinet body is reduced, the volume of the drawer is relatively enlarged, the space utilization rate and the practicability of the drawer are effectively improved, and the mounting step of clamping the shifting block in the prior art can be omitted because the shifting block and the sliding rail are integrated, and the spring-back structure is only required to be mounted, so that the spring-back structure is simple in structure and convenient to mount and dismount, the integral mounting of the sliding rails is facilitated, the toggle-fit stability of the shifting block and the sliding block is improved, and the sliding smoothness of the drawer is ensured; in particular, the shifting block 14, the sliding rail 2 and the fixed rail 1 are made of metal, the rebound structure is made of plastic, the shifting block 14 can be integrally formed with the sliding rail 2 by punching the inner side of the sliding rail through the window 4 on the sliding rail 2, or the shifting block 14 can be welded on the inner side of the sliding rail 2 to integrate the shifting block 14 with the sliding rail 2; in addition, alignment of the shifting block and the rebound structure can be calibrated through the window 4, so that the installation is further convenient.
Preferably, as shown in fig. 4, 5 and 17, the shifting block 14 and the sliding rail 2 are integrally formed, so that the production cost can be reduced, and the stability of shifting cooperation of the shifting block and the sliding block can be enhanced, thereby further improving the overall stability of the built-in buffering self-closing structure and ensuring smooth stretching and closing of the sliding rail; the shifting block 14 is a U-shaped shifting block and is perpendicular to the inner side wall of the sliding rail 2, and is perpendicular to the U-shaped shifting block of the sliding rail, so that the longitudinal shifting fit between the shifting block and the sliding block is changed into the transverse shifting fit, as shown in fig. 17, on one hand, the gap between the sliding rail and the fixed rail can be reduced, the sliding rail structure is compact, the space utilization rate of the drawer is further improved, on the other hand, the shifting fit between the shifting block and the sliding block is more stable, and the smooth sliding effect is ensured.
As shown in fig. 7-9 and 14-15, a rebound body 3 (3 ') is respectively provided with a bayonet 8 and a buckle 5 which are connected with a fixed rail 1, the bayonet 8 is positioned at one end of the rebound body 3 (3 '), a connecting plate 9 is arranged between the bayonet 8 and a sliding guide structure, a containing groove 16 is positioned at the other end of the rebound body 3 (3 '), and a first clamping groove 15 is arranged at one end of the containing groove 16 far away from the bayonet 8; as shown in fig. 3 and 12, the fixed rail 1 is respectively provided with a clamping block 13 which is clamped with the clamping opening 8, and a clasp 12 which is buckled with the clamping opening 5, so that the rebound body 3 (3') is conveniently clamped on the inner side of the fixed rail 1, and the assembly and the disassembly are convenient.
Preferably, as shown in fig. 6 to 9, in the first rebound structure, the buckle 5 is located at the top of the connection part between the accommodating groove 16 and the sliding guide structure, and a flange 18 is arranged on the side wall of the buckle 5; as shown in fig. 14-15, in the second rebound structure, the end portion side of the holding groove 38 away from one end of the bayonet 8 is provided with an abutment block 36 and the other side is provided with a buckle 5, the flange 18 and the abutment block 36 can increase the fastening force of the buckle 5 and the clasp 12, the rebound main body 3 is prevented from shaking, the stability of the rebound structure in use is ensured, the sliding property of the sliding rail is further improved, the bayonet 8 and the buckle 5 which are arranged on the upper portion and the lower portion of the rebound main body in a front-back staggered manner can enhance the stability of the rebound structure and the fixed rail clamping, so that the sliding rail is further ensured to be pushed and pulled smoothly, and the service life of the drawer is prolonged.
As shown in fig. 6-9 and fig. 13-15, the sliding guide structure comprises a guide plate 6 and a side plate 10 which are connected vertically, wherein the guide plate 6 is parallel to the bottom of the rebound body 3 (3') and is connected with the top plate of the accommodating groove 16, the side plate 10 is connected with the side wall of the accommodating groove 16 and is provided with a guide groove 11, the end parts of the guide plate 6 and the side plate 10, which are close to one end of the bayonet 8, are connected with a first limiting plate 21, and the side plate 10 is connected with a second limiting plate 22 parallel to the first limiting plate 21 below one end of the guide plate 6, which is close to the bayonet 8; the first limiting plate 21 and the second limiting plate 22 are barbs, and the guide plate 6, the first limiting plate 21 and the second limiting plate 22 enclose an r-shaped locking groove perpendicular to the bottom of the rebound body 3 (3'); the r-shaped locking groove is matched with the front guide post on the sliding block, on one hand, when the sliding block slides, the r-shaped locking groove and the guide plate form an invisible sliding groove of the front guide post, and when the sliding block rotates to lock or release the shifting block, the r-shaped locking groove and the guide plate form a blocking guide channel of the front guide post, on the other hand, when the sliding block rotates to release the shifting block, the sliding block is blocked, so that the drawer is smoothly opened, and the sliding block is prevented from moving towards the closing direction of the drawer under the restoring force of the buffer piece, so that the buffer automatic closing function is invalid; particularly, the height and length of the hook-shaped part of the barb-shaped second limiting plate 22 are matched with those of the reinforcing plate, so that the r-shaped locking groove does not prevent the sliding block from rotating, and the sliding block can be smoothly blocked, thereby ensuring the self-locking function of the buffering self-closing structure; a bowl-shaped groove 19 is formed in the bottom surface of the rebound main body 3 (3') beside the second limiting plate 22, and the bowl-shaped groove is matched with a reinforcing plate on the sliding block, so that the sliding block can rotate without obstacle; the end part of the guide groove 11, which is close to one end of the bayonet 8, is positioned between the two ends of the bowl-shaped groove 19, so that on one hand, when the sliding block rotates, the rear guide post is used as a pivot of the rotating shaft to be more stable, and on the other hand, when the sliding block releases the rotation of the shifting block, the clamping force of the sliding block clamped in the r-shaped locking groove can be enhanced, and the self-locking function of the buffering self-closing structure is further ensured; the connecting plate 9 is a concave plate and is connected with the first limiting plate 21, and a horizontal L-shaped space 24 is formed at the bottom of the concave connecting plate and the bottom of the rebound main body, so that corresponding rotating space is formed when the sliding block is clamped, locking and releasing of the sliding block to the shifting block are ensured, and the drawer is smoothly opened or closed.
As shown in fig. 7 and 9, the width m of the guide plate 6 is smaller than the width n of the ceiling of the receiving groove 16 to ensure that the slider has a corresponding sliding space.
As shown in fig. 10 and 16, the slider 7 (7') includes a support plate 28, on one side of the support plate 28, a first bump 25 is provided at an upper end portion of one end of the support plate 28, a second bump 32 is provided at a lower end portion of the support plate 28 corresponding to the upper end portion, a sliding through groove 33 is defined by a lower edge of the first bump 25 and an upper edge of the second bump 32, the sliding through groove 33 slides in a clamping manner with the guide plate 6, a rear guide post 31 is provided on the second bump 32, the rear guide post 31 slides in a clamping manner with the guide groove 11, a trapezoid stopper 27 is provided at an upper portion of the other end of the support plate 28, the first bump 25, the trapezoid stopper 27 and the support plate 28 form a connection groove 26, and the dial 14 is in a toggle fit with the slider 14 through the connection groove 26, as shown in fig. 17; the support plate 28 is provided with a front guide post 29 below the side of the trapezoid stopper 27, as shown in fig. 8, the parallel distance between the first stopper 21 and the second stopper 22, the distance between the guide plate 6 and the second stopper 22, namely, the width d of the r-shaped locking groove 23 is matched with the diameter of the front guide post 29, one end of the sliding through groove 33, which is close to the front guide post 29, is a flaring shape, the lower edge of the trapezoid stopper 27 is flush with the lowest point of the lower edge of the first bump 25, the upper edge of the front guide post 29 is flush with the upper edge of the second bump 32, and the second clamping groove 20 is formed in the second bump 32 at the other side of the support plate 28; the rear guide post 31 and the front guide post 29 are cylindrical guide posts perpendicular to the supporting plate, and the cylindrical guide posts facilitate smooth sliding and rotation of the sliding block; the rear guide post 31 on the slide block 7 (7') is clamped and slides with the guide groove 11, an invisible extension groove of a sliding through groove 33 is formed between the trapezoid limiting block 27 and the front guide post 29 below the side, and the invisible extension groove and the sliding through groove 33 are clamped on the side part of the guide plate 6, so that the trapezoid limiting block 27, the front guide post 29 and the sliding through groove 33 are respectively abutted on the top surface and the bottom surface of the guide plate 6, the clamping of the slide block and the rebound main body is facilitated, the stability of locking the shifting block when the slide block slides and releasing the shifting block when the slide block is clamped can be enhanced, the smooth push-pull effect of the slide rail is ensured, and the drawer is conveniently opened and closed; under the second clamping groove 20, the supporting plate 28 is connected with a reinforcing plate 30, the reinforcing plate 30 is matched with the bowl-shaped groove 19, as shown in fig. 6 and 13, preferably, the size of the reinforcing plate is matched with the depth of the bowl-shaped groove, the slider is convenient to rotate, the length and the thickness of the reinforcing plate are matched with those of the second clamping groove, so that the supporting plate is prevented from being broken at the second clamping groove, and the stability of the slider and the sliding property of the sliding rail in sliding are ensured.
In the first rebound structure, as shown in fig. 6 to 10, the buffer member includes a telescopic spring 17, one end of the telescopic spring 17 is clamped in the first clamping groove 15, and the other end of the telescopic spring 17 is connected with the second clamping groove 20; in the second rebound structure, as shown in fig. 13-16, the top plate of the accommodating groove 16 is further connected with a placing groove 38, one end of the placing groove 38, which is close to the bayonet 8, is provided with a positioning through groove 37, a first bump 25 on the sliding block 7' is provided with a containing cavity 39, the buffer piece further comprises a damper 35, the damper 35 is clamped in the placing groove 38, and after the damping rod 34 of the damper 35 passes through the positioning through groove 37, the end part of the damping rod is clamped in the containing cavity 39; when the drawer is pulled, the buffer piece can prevent the drawer from being damaged by excessive force of a force applying person, when the drawer is closed, the sliding rail can automatically and slowly move towards the closing direction of the drawer at the last distance, and the impact force is reduced, so that the drawer is buffered and automatically and completely closed into the cabinet body, and the stability of the locking of the sliding block can be further enhanced by additionally installing the buffer piece damper.
In particular, as shown in fig. 7 and 9, 14 and 15, the rebound body 3 (3') can be integrally die-formed, so that the connecting plate 9, the side plate 10, the side wall of the receiving groove 16 and the side wall of the placing groove 38 are integrally formed, thereby facilitating the production and reducing the cost, and improving the stability of the rebound body and the precision of the cooperation with other parts such as the slider, the buffer member, etc.
The working principle is as follows: taking a first rebound structure as an example, as shown in fig. 1-4 and fig. 17-18 (for being convenient for understand intuitively, the shifting block in fig. 18 is rotated anticlockwise by 90 ° at the position of fig. 17 to place and make schematic), the C-shaped sliding rail is relatively sleeved and slid, the sliding rail 2 is installed on the drawer, the fixed rail 1 is installed on the cabinet body, the sliding block 7 is clamped and slid with the guide plate 6 through the sliding through groove 33, the trapezoid limiting block 27 and the front guide post 29, and is clamped and slid with the guide groove 11 through the rear guide post 31, one end of the buffer member, namely the telescopic spring 17, is clamped and connected in the first clamping groove 15, the other end of the buffer member is clamped and connected with the second clamping groove 20 on the sliding block 7 through the accommodating groove 16, so that the sliding block, the buffer member and the rebound main body are clamped and combined to form a rebound structure, and the rebound structure is integrally buckled and installed with the clamping block 13 and the clasp 12 on the fixed rail 1 through the bayonet 8 and the clasp 5 on the rebound main body 3, so that the structure is simple in structure and convenient to assemble and disassemble.
When the drawer is completely closed, as shown in I in figures 1, 5, 10, 17 and 18, the two pulling feet 14a and 14b of the U-shaped pulling block 14 are transversely locked in a transverse connection groove 26 formed by the first protruding block 25, the trapezoid limiting block 27 and the supporting plate 28; when a user applies pulling force to stretch the drawer, as shown by I to IV of a left downward arrow in fig. 18, the sliding rail 2 on the drawer drives the shifting block 14 to move, so that the locked sliding block 7 slides towards the left side of fig. 16, when the front guide post 29 of the sliding block 7 reaches the notch of the r-shaped locking groove 23, the front guide post 29 slides into the bottom along the r-shaped locking groove 23 under the action of inertia and gravity, the front end of the sliding block 7 rotates and falls into the horizontal L-shaped space 24 formed by the connecting plate 9 and the rebound body 3, the rear guide post 31 of the sliding block 7 stops at the end part of the guide groove 11, which is close to one end of the bayonet 8, and the flaring end of the sliding through groove 33 abuts against the guide plate 6, so that the sliding block is in an inclined state, and the front shifting leg 14a of the shifting block 14 is separated from the limit of the trapezoid-shaped limiting block 27, and the telescopic spring 17 is in the maximum stretching amount, and the rear shifting leg 14b of the shifting block 14 passes over the top end of the trapezoid-shaped limiting block 27 under the action of horizontal pulling force, as shown by IV in fig. 18 and fig. 2, so that the sliding block 7 releases the shifting block 14 and is opened immediately; when the drawer is closed, as shown by iv to i of an arrow on the right side in fig. 18, the rear poking feet 14b of the poking block 14 enter the connection groove 26 and are limited by the first protruding blocks 25 on the sliding block 7, when the thrust of a user is larger than the resistance of the first protruding blocks 25 to the rear poking feet 14b and the locking force of the r-shaped locking groove 23 to the front guide post 29, the front guide post 29 slides from the bottom of the r-shaped locking groove 23 to the top notch, the sliding block 7 is changed into a horizontal state from an inclined state, the trapezoid limiting blocks 27 and the front guide post 29 are abutted on the top surface and the bottom surface of the guide plate 6, the front poking feet 14a of the poking block 14 enter the connection groove 26 along with the trapezoid limiting blocks 27, so that the sliding block 7 is locked with the poking block 14, the front guide post 29, the sliding through groove 33 and the rear guide post 31 respectively along the guide plate 6 and the guide groove 11, and along with the restoring force of the telescopic spring 17, the telescopic spring 17 pulls the sliding block 7 to the right side of fig. 18, so that the poking block 14 is driven to move, and then the drawer body 2 is connected with the sliding rail body, and the drawer body is automatically closed, and the pushing force is applied to the drawer body is automatically, as shown in fig. 1, and the drawer body is closed, and the drawer body is completely does not need to be completely closed.
Claims (7)
1. Two sections slide rails are with buffering from closed structure, it includes shifting block and rebound structure, rebound structure includes rebound main part and slider, rebound main part is equipped with and connects communicating slip guide structure and holding tank in order, install the bolster in the holding tank, the slider with slip guide structure swing joint, the shifting block with the slider is stirred the cooperation, its characterized in that: the inner side of the sliding rail is provided with the shifting block, the rebound structure is arranged on the inner side of the fixed rail, and the shifting block and the rebound structure are positioned in a space surrounded by the fixed rail and the sliding rail in a relative sliding manner;
the elastic body is respectively provided with a bayonet and a buckle connected with the fixed rail, the bayonet is positioned at one end of the elastic body, a connecting plate is arranged between the bayonet and the sliding guide structure, the accommodating groove is positioned at the other end of the elastic body, and a first clamping groove is arranged at one end of the accommodating groove away from the bayonet; the sliding guide structure comprises a guide plate and a side plate which are connected vertically, the guide plate is parallel to the bottom of the rebound main body and is connected with a top plate of the accommodating groove, the side plate is connected with the side wall of the accommodating groove and is provided with a guide groove, the end parts of the guide plate and the side plate, which are close to one end of the bayonet, are connected with a first limiting plate, the guide plate is close to the lower part of one end of the bayonet, and the side plate is connected with a second limiting plate which is parallel to the first limiting plate; the first limiting plate and the second limiting plate are barbs, and the guide plate, the first limiting plate and the second limiting plate enclose an r-shaped locking groove perpendicular to the bottom of the rebound main body; a bowl-shaped groove is formed in the bottom surface of the rebound main body beside the second limiting plate, and the end part of the guide groove, which is close to one end of the bayonet, is positioned between two ends of the bowl-shaped groove; the connecting plate is a concave plate and is connected with the first limiting plate;
the sliding block comprises a supporting plate, a first protruding block is arranged at the upper end part of one end of the supporting plate, a second protruding block is arranged at the lower end part of the supporting plate corresponding to the upper end part, a sliding through groove is formed by surrounding the lower edge of the first protruding block and the upper edge of the second protruding block, the sliding through groove and the guide plate are clamped and slide, a rear guide pillar is arranged on the second protruding block, the rear guide pillar and the guide groove are clamped and slide, a trapezoid limiting block is arranged at the upper part of the other end of the supporting plate, the first protruding block, the trapezoid limiting block and the supporting plate form a connection groove, the poking block is matched with the sliding block in a poking mode through the connection groove, a front guide pillar is arranged below the side of the trapezoid limiting block, the width of the r-shaped locking groove is matched with the diameter of the front guide pillar, one end of the sliding through groove, which is close to the front guide pillar, is flared, the lower edge of the trapezoid limiting block and the lowest point of the first lower edge, the front guide pillar, the upper edge of the front guide pillar and the second protruding block are flush with the upper edge of the second protruding block, and the second protruding block are flush; the rear guide post and the front guide post are both cylindrical guide posts perpendicular to the supporting plate; the buffer piece comprises a telescopic spring, one end of the telescopic spring is clamped in the first clamping groove, and the other end of the telescopic spring is connected with the second clamping groove.
2. The two-section self-closing slide rail cushioning structure according to claim 1, wherein: the shifting block and the sliding rail are integrally formed.
3. The two-section self-closing slide rail cushioning structure according to claim 1, wherein: the shifting block is a U-shaped shifting block and is perpendicular to the inner side wall of the sliding rail.
4. The two-section self-closing slide rail cushioning structure according to claim 1, wherein: the width of the guide plate is smaller than that of the top plate of the accommodating groove.
5. The two-section self-closing slide rail cushioning structure according to claim 1, wherein: the support plate is connected with a reinforcing plate below the second clamping groove, and the reinforcing plate is matched with the bowl-shaped groove.
6. The two-section self-closing structure for sliding rails according to any one of claims 1 to 5, wherein: the buckle is located the holding tank with the top of slip guide structure junction, the lateral wall of buckle is equipped with the flange.
7. The two-section slide self-closing structure as claimed in claim 5, wherein: the roof of holding tank still is connected with the standing groove, the standing groove is close to the one end of bayonet socket is equipped with the location logical groove, the standing groove is kept away from tip one side of bayonet socket one end is equipped with butt piece and opposite side is equipped with the buckle, first lug is opened there is the appearance chamber, the bolster still includes the attenuator, the attenuator clamps in the standing groove just behind the damping pole of attenuator passes through the location logical groove, its tip clamping in hold the intracavity.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439452.4A CN109330234B (en) | 2018-11-29 | 2018-11-29 | Buffering self-closing structure for two-section sliding rail |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439452.4A CN109330234B (en) | 2018-11-29 | 2018-11-29 | Buffering self-closing structure for two-section sliding rail |
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| CN109330234A CN109330234A (en) | 2019-02-15 |
| CN109330234B true CN109330234B (en) | 2024-01-16 |
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| CN201811439452.4A Active CN109330234B (en) | 2018-11-29 | 2018-11-29 | Buffering self-closing structure for two-section sliding rail |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111631529B (en) * | 2020-04-21 | 2022-04-08 | 北京花都家美办公家具有限公司 | File cabinet with self-locking function |
| CN113229648A (en) * | 2021-03-17 | 2021-08-10 | 广东星徽精密制造股份有限公司 | Furniture rebounding device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202027148U (en) * | 2010-06-21 | 2011-11-09 | 孔庆章 | A drawer slide rail self-closing buffering device |
| US8939525B1 (en) * | 2014-01-27 | 2015-01-27 | Martas Precision Slide Co., Ltd. | Self-closing buffer and automatic rebound mechanism for slide rail |
| CN204427244U (en) * | 2014-12-31 | 2015-07-01 | 无锡海达尔精密滑轨有限公司 | The drawer slide rail device that a kind of energy automatic buffer reclaims |
| CN205913155U (en) * | 2016-03-29 | 2017-02-01 | 黄云 | Guide rail buffer with buffering resets and rebounds and open function |
| CN206079742U (en) * | 2016-07-23 | 2017-04-12 | 广东星徽精密制造股份有限公司 | Lock joint mechanism of slide rail buffer |
| CN106617810A (en) * | 2017-01-23 | 2017-05-10 | 无锡海达尔精密滑轨股份有限公司 | External-mounting-type automatic recovery device for drawer sliding rails |
| CN209629107U (en) * | 2018-11-29 | 2019-11-15 | 无锡海达尔精密滑轨股份有限公司 | A kind of two section sliding rails buffering self-closing structure |
-
2018
- 2018-11-29 CN CN201811439452.4A patent/CN109330234B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202027148U (en) * | 2010-06-21 | 2011-11-09 | 孔庆章 | A drawer slide rail self-closing buffering device |
| US8939525B1 (en) * | 2014-01-27 | 2015-01-27 | Martas Precision Slide Co., Ltd. | Self-closing buffer and automatic rebound mechanism for slide rail |
| CN204427244U (en) * | 2014-12-31 | 2015-07-01 | 无锡海达尔精密滑轨有限公司 | The drawer slide rail device that a kind of energy automatic buffer reclaims |
| CN205913155U (en) * | 2016-03-29 | 2017-02-01 | 黄云 | Guide rail buffer with buffering resets and rebounds and open function |
| CN206079742U (en) * | 2016-07-23 | 2017-04-12 | 广东星徽精密制造股份有限公司 | Lock joint mechanism of slide rail buffer |
| CN106617810A (en) * | 2017-01-23 | 2017-05-10 | 无锡海达尔精密滑轨股份有限公司 | External-mounting-type automatic recovery device for drawer sliding rails |
| CN209629107U (en) * | 2018-11-29 | 2019-11-15 | 无锡海达尔精密滑轨股份有限公司 | A kind of two section sliding rails buffering self-closing structure |
Non-Patent Citations (1)
| Title |
|---|
| 隐藏式抽屉滑轨;俞津;家具(01);49 * |
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