CN209995692U

CN209995692U - automatic buffer closing device

Info

Publication number: CN209995692U
Application number: CN201920337671.5U
Authority: CN
Inventors: 许才洋; 王庆阳; 洪文系; 李爽
Original assignee: Qingdao Ruiya Precision Manufacturing Co Ltd
Current assignee: Qingdao Ruiya Precision Manufacturing Co Ltd
Priority date: 2019-03-15
Filing date: 2019-03-15
Publication date: 2020-01-31
Anticipated expiration: 2029-03-15

Abstract

The utility model discloses an kind of automatic buffering closing device, including fixed guide and sliding guide, the fixing base is installed to fixed guide's head end, be equipped with the guide part on the fixing base, the guide part is equipped with the guide way, the guide part below is equipped with the slider structure that removes along the guide part, slider structure both sides are equipped with spring and attenuator respectively, the spring both ends are installed respectively at slider structure, on the fixing base, the attenuator both ends are installed respectively on slider structure, the fixing base, the structural traveller structure that is equipped with of attenuator slider, the traveller structure includes the traveller, the traveller passes the guide way and follows the guide way round trip movement, the last shifting block that is equipped with of sliding guide, be equipped with the fluting on the shifting block, the traveller inserts in the fluting or with the fluting separation.

Description

automatic buffer closing device

Technical Field

The utility model relates to a drawer slide rail field especially relates to kinds of automatic buffering closing device.

Background

In current drawer slide rail structure, most drawer slide rails do not set up automatic closing device, lead to the user to need whole journey to apply thrust to the drawer and just enable the drawer and close completely, when thrust is too big excessively when violent, easily cause drawer and cabinet body part to form the collision, the phenomenon of drawer bounce-back appears even, operate like this for a long time, the cabinet body, the drawer is very easily damaged, and the drawer closes the in-process, because thrust is too big, send huge sound easily, seriously influence user's result of use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems and providing automatic buffer closing devices to solve the technical problem of loud sound generated in the closing process of the drawer.

The technical scheme is as follows:

automatic buffering closing device, including fixed guide and sliding guide, sliding guide slidable mounting is in on the fixed guide, the fixing base is installed to fixed guide's head end, be equipped with the edge on the fixing base the guide part that fixed guide's length direction set up, the guide part is equipped with the guide way, the guide part below is equipped with the edge the slider structure that the guide part removed, slider structure both sides are equipped with spring and attenuator respectively, install respectively at the both ends of spring the slider structure on the fixing base, install respectively at the both ends of attenuator the slider structure on the fixing base, the structural traveller structure that is equipped with of slider, the traveller structure includes the traveller, the traveller passes the guide way and edge the guide way round trip movement, be equipped with the shifting block on the sliding guide, be equipped with the fluting on the shifting block, the traveller insert in the fluting or with the fluting separation.

According to embodiments, the sliding column structure further comprises a convex block, a sliding plate and an end cover, the end cover is arranged at the upper end of the sliding column, the sliding plate is arranged at the lower end of the sliding column, the convex block is located on the lower surface of the sliding plate, and the convex block is installed in a corresponding through hole of the sliding block structure.

In embodiments, the fixing base further includes a base, the slider structure includes a slider seat and a slider body, the slider body is located below the guide portion, two sides of the bottom of the base are respectively provided with a spring slot and a damping slot , two sides of the bottom of the slider seat are respectively provided with a second spring slot and a second damping slot, two ends of the spring are respectively installed in the second spring slot and the second spring slot, and two ends of the damper are respectively installed in the second damping slot and the second damping slot.

In embodiments, the damper comprises a damper body and a damping guide rod, the damper body is mounted in the damping groove of the fixing seat, and the end of the damping guide rod, which is far away from the damper body, is mounted in the second damping slot.

In embodiments, the two sides of the guiding portion in the length direction are respectively provided with a concave slot, and the two sides of the slider body in the length direction are respectively provided with a strip-shaped protrusion matched with the concave slot.

In embodiments, the guide part is further provided with a sliding column positioning groove which is positioned at the tail end of the guide groove and is communicated with the guide groove.

In embodiments, the device further comprises a sliding middle rail, wherein the sliding middle rail is slidably mounted on the fixed guide rail, and the sliding guide rail is slidably mounted on the sliding middle rail.

Has the advantages that: compared with the prior art, the utility model has the advantages that because slider structure both sides are equipped with spring and attenuator respectively, can realize automatic closure, the attenuator can realize buffering amortization simultaneously, and noise abatement's production makes the drawer gently close, makes the use travelling comfort better, and automatic buffering closing device durable is not fragile.

Drawings

Fig. 1 is a schematic structural view of the automatic buffering closing device of the present invention in a stretching state;

fig. 2 is a schematic structural view of another degrees when the automatic buffering closing device of the present invention is in a stretching state;

fig. 3 is a schematic structural view of the automatic buffering closing device of the present invention in a closed state;

fig. 4 is a schematic structural view of another degrees when the automatic buffering closing device of the present invention is in a closed state;

fig. 5 is a schematic view of the mounting structure of the fixing base, the slider structure, the spring and the damper when the slider structure of the present invention is in a stretched state;

fig. 6 is a schematic view of the fixing seat, the slider structure, the spring and the damper installed at another degrees when the slider structure of the present invention is in a stretched state;

fig. 7 is a schematic structural view of the fixing base of the present invention;

fig. 8 is a schematic structural view of another -degree angle of the fixing base of the present invention;

fig. 9 is a schematic structural diagram of the slider structure of the present invention;

fig. 10 is a schematic view of another -degree structure of the slider structure according to the present invention;

fig. 11 is a schematic structural view of the damper of the present invention;

fig. 12 is a schematic structural view of a strut structure according to the present invention;

fig. 13 is a schematic structural view of another -degree slide column structure according to the present invention;

fig. 14 is a schematic structural diagram of the shifting block of the present invention.

Detailed Description

Referring to fig. 1 to 4, kinds of automatic buffer closing devices include a fixed rail 1, a middle sliding rail 9 and a sliding rail 2, wherein the middle sliding rail 9 is slidably mounted on the fixed rail 1, the sliding rail 2 is slidably mounted on the middle sliding rail 9, the automatic buffer closing devices are disposed at the bottom of two side edges of the drawer in the length direction, and when the drawer is opened, the sliding rail 2 and the middle sliding rail 9 are driven to move in the stretching direction.

Referring to fig. 1, 5 to 11, and 14, a fixed seat 3 is installed at a head end of a fixed guide rail 1, a slider structure 4 is installed below the fixed seat 3, the fixed seat 3 includes a base 32 and a guide portion 31, the base 32 and the guide portion 31 are perpendicular to each other, the guide portion 31 is disposed along a length direction of the fixed guide rail 1, a guide slot 311 and a strut positioning slot 312 are disposed along the length direction on the guide portion 31, the strut positioning slot 312 is disposed in communication with a tail end of the guide slot 311, a spring 5 and a damper 6 are disposed on two sides of the slider structure 4, two ends of the spring 5 are respectively installed at corresponding positions of the slider structure 4 and the fixed seat 3, two ends of the damper 6 are respectively installed at corresponding positions of the slider structure 4 and the fixed seat 3, a strut structure 7 is disposed on the slider structure 4, the strut structure 7 includes a strut 71, the strut 71 passes through the guide slot 311 and moves back and forth along the guide slot 311, a shift block 8 is riveted on a head end of the sliding guide rail 2, a block 81 is disposed on the shift block 8, the slider structure is inserted into or separated from the slider structure 81, when the sliding guide rail 2 is in a closed state, the spring 5, the sliding guide rail is in a state, a state that the spring 5 is a state, when the sliding state is a sliding state, a sliding state that the sliding state of the spring 5 is a sliding device, a sliding device is a sliding device, a device that the sliding device is capable of a device capable of locking.

Referring to fig. 1 and 5 to 11, the slider structure 4 includes a slider seat 41 and a slider body 42, the slider seat 41 and the slider body 42 are perpendicular to each other, two sides of the length direction of the guide portion 31 are respectively provided with a damping groove 33 and a spring groove 34, the slider body 42 is located below the guide portion 31, the slider body 42 is provided with a through hole 422, two sides of the bottom of the base 32 are respectively provided with a spring slot 321 and a damping slot 322, two corresponding positions of the bottom of the slider seat 41 are respectively provided with a spring slot two 411 and a damping slot two 412, the damper 6 includes a damper body 61 and a damping guide rod 62, the damper body 61 is installed in the damping groove 33, a end of the damper body 61 close to the fixed seat 3 is located in the damping slot 322, a end of the damping guide rod 62 far from the damper body 61 is inserted into the damping slot two 412, the damping guide rod 62 moves synchronously with the slider structure 4, two ends of the spring 5 are respectively inserted into the spring slot 321 and the spring slot 411, and the spring 5 is.

Concave clamping grooves 313 are respectively formed in two sides of the guide portion 31 in the length direction, and elongated protrusions 421 matched with the concave clamping grooves 313 are respectively formed in two sides of the slider body 42 in the length direction. The slider structure 4 moves back and forth on the guide portion 31 by the elongated protrusions 421 on both sides moving back and forth along the concave catching groove 313.

Referring to fig. 12 and 13, the sliding column structure 7 further includes a protrusion 72, a sliding plate 73 and an end cover 74, the end cover 74 is disposed at the upper end of the sliding column 71, the sliding plate 73 is disposed at the lower end of the sliding column 71, the protrusion 72 is located on the lower surface of the sliding plate 73, and the protrusion 72 is installed in the through hole 422 corresponding to the sliding block body 42. When the sliding column 71 is inserted into the slot 81 of the shifting block 8, the end cover 74 is positioned above the shifting block 8, so that the phenomenon that the shifting block 8 is disengaged from the sliding column 71 can be effectively prevented.

Referring to fig. 14, the dial 8 is fixed at the head end of the sliding guide rail 2 by using a rivet to pass through a mounting hole on the dial 8, the slot 81 of the dial 8 includes a straight slot 811 and an inclined slot 812, the end of the straight slot 811 near the head end of the fixed guide rail 1 is communicated with the inclined slot 812, the width of the inclined slot 812 is matched with the diameter of the slide column 71, when the slide column 71 moves into the inclined slot 812, the inclined slot 812 tightly clamps the slide column 71, the dial 8 drives the slide column 71 to move, when the slide column 71 moves into the slide column positioning slot 312, the slide column 71 cannot move, the dial 8 continues to move in the stretching direction of the sliding guide rail 2, and the inclined slot 812 is separated from the slide column 71, wherein the inclined direction of the inclined slot 812 matches the position of the slide column positioning slot 312, when the dial 8 drives the slide column 71 to move in the guide slot 311 until the slide column 71 moves into the slide column positioning slot 312, the inclined slot 812 moves into the slide column positioning slot 311 without contacting the straight slot , and prevents the slide column from rebounding into the guide positioning slot 311.

The working process of the automatic buffering closing device is as follows: when the sliding guide rail 2 is in a closed state, the sliding column 71 is inserted into the groove 81 of the shifting block 8, when the sliding guide rail 2 needs to be moved to a stretching state, a force is applied to move the sliding guide rail 2 in a stretching direction to drive the sliding middle rail 9 to move in the stretching direction, the end cover 74 at the upper end of the sliding column 71 is positioned above the shifting block 8 to prevent the shifting block 8 from tripping in the moving process, the sliding column 71 drives the slider body 42 to move, meanwhile, the spring 5 stretches, the damping guide rod 62 of the damper 6 also stretches, and after the sliding column 71 moves to the tail end of the guide groove 311 along the guide groove 311 and is embedded into the sliding column positioning groove 312, the force is continuously applied to separate the shifting block 8 from the sliding column 71 until the sliding guide rail 2 completely moves to the stretching state; when the sliding guide rail 2 needs to be moved to the closed state, a force is applied to the head end direction of the fixed guide rail 1, so that the sliding guide rail 2 moves towards the head end direction of the fixed guide rail 1, after the open groove 81 of the shifting block 8 is contacted with the sliding column 71, the sliding column 71 is driven to move out of the sliding column positioning groove 312 into the guide groove 311, no external force needs to be applied due to the elastic force of the spring 5, and the sliding column 71 moves to the head end of the guide groove 311 along the guide groove 311, so that the closing process of the sliding guide rail 2 is completed. The damper 6 is arranged, so that the moving speed of the sliding column 71 can be slowed down, the impact force is reduced, the moving speed of the sliding guide rail 2 is slowed down, great noise is avoided when the drawer is closed, the sliding guide rail 2 is slowly restored to a closed state, the drawer is softly closed, and the drawer is durable and not easy to damage.

Claims

The utility model provides an automatic buffering closing device of , its characterized in that, including fixed guide (1) and sliding guide (2), sliding guide (2) slidable mounting be in on fixed guide (1), fixing base (3) are installed to the head end of fixed guide (1), be equipped with the edge on fixing base (3) guide part (31) that the length direction of fixed guide (1) set up, guide part (31) are equipped with guide way (311), guide part (31) below is equipped with follows slider structure (4) that guide part (31) removed, slider structure (4) both sides are equipped with spring (5) and attenuator (6) respectively, the both ends of spring (5) are installed respectively slider structure (4) on fixing base (3), install respectively at the both ends of attenuator (6) slider structure (4) on fixing base (3), be equipped with traveller structure (7) on slider structure (4), traveller structure (7) include traveller (71), traveller (311) pass guide way (81) and follow guide way (81) remove the piece (81), be equipped with on sliding column structure (7) sliding guide way (71) and sliding guide way (81) make a round trip and sliding block (8) or sliding block (311) insert.
2. automatic damping closing device according to claim 1, wherein the sliding column structure (7) further comprises a protrusion (72), a sliding plate (73) and an end cap (74), the end cap (74) is provided on the upper end of the sliding column (71), the sliding plate (73) is provided on the lower end of the sliding column (71), the protrusion (72) is located on the lower surface of the sliding plate (73), and the protrusion (72) is installed in the corresponding through hole (422) of the sliding block structure (4).
3. The automatic buffering closing device of claim 1, wherein the fixed base (3) further includes a base (32), the slider structure (4) includes a slider base (41) and a slider body (42), the slider body (42) is located below the guide portion (31), two sides of the bottom of the base (32) are respectively provided with a spring slot (321) and a damping slot (322), two sides of the bottom of the slider base (41) are respectively provided with a spring slot two (411) and a damping slot two (412), two ends of the spring (5) are respectively installed in the spring slot (321) and the spring slot two (411), and two ends of the damper (6) are respectively installed in the damping slot (322) and the damping slot two (412).
4. kind of automatic damping closing device according to claim 3, characterized in that, the attenuator (6) includes attenuator body (61) and damping guide rod (62), the attenuator body (61) is installed in the damping groove (33) of the fixing base (3), the damping guide rod (62) is installed in the damping slot two (412) far away from the end of the attenuator body (61).
5. automatic buffer closing device according to claim 3, wherein, the guide part (31) is provided with concave slots (313) on both sides in the length direction, and the slider body (42) is provided with elongated protrusions (421) matching with the concave slots (313) on both sides in the length direction.
6. automatic damping closing device according to claim 1, wherein the guide portion (31) is further provided with a spool positioning groove (312), the spool positioning groove (312) is located at the end of the guide groove (311), and the spool positioning groove (312) is provided in communication with the guide groove (311).
7. self-damping closing device according to claim 1, further comprising a sliding middle rail (9), wherein the sliding middle rail (9) is slidably mounted on the fixed guide rail (1), and the sliding guide rail (2) is slidably mounted on the sliding middle rail (9).