CN112205789A

CN112205789A - Limit structure for steel ball slide rail

Info

Publication number: CN112205789A
Application number: CN202011122817.8A
Authority: CN
Inventors: 韩海兵; 卢小军
Original assignee: Wuxi Huilida Machinery Technology Co ltd
Current assignee: Wuxi Huilida Machinery Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-01-12
Anticipated expiration: 2040-10-20
Also published as: CN112205789B

Abstract

The invention discloses a limiting structure for a steel ball slide rail, which comprises an inner slide rail, wherein an outer slide rail is arranged on the outer side of the inner slide rail, the inner slide rail is connected inside the outer slide rail, an extrusion mechanism is arranged in the middle of one side of the inner slide rail, which is opposite to the outer slide rail, the extrusion mechanism comprises an extrusion head, one end, which is far away from the inner slide rail, of the extrusion head is hemispherical, a trapezoidal block is arranged on one side of the outer slide rail, which is opposite to the extrusion head, an inclined plane is arranged on one side of the trapezoidal block, a drawer is arranged on one side, which is far away from the outer slide rail, of the outer slide rail, a fixing frame is arranged on one side, which is far: according to the drawer limiting device, the drawer is installed in the fixed frame through the extrusion mechanism, the extrusion mechanism is arranged on one side of the inner sliding rail, the extrusion block of the extrusion mechanism is limited by the non-inclined side of the trapezoidal block and cannot move continuously, so that the drawer cannot be pulled out continuously, the drawer is prevented from being pulled out randomly, and the limiting effect is good.

Description

Limit structure for steel ball slide rail

The technical field is as follows:

the invention belongs to the technical field of ball slide rail accessories, and particularly relates to a limiting structure for a steel ball slide rail.

Background art:

the steel ball slide rail is a motion auxiliary component for various push-pull appliances, and is widely applied to various furniture, electrical appliances and industrial equipment.

In the prior art, when a steel ball slide rail is used on a drawer, the steel ball slide rail is generally arranged on the side surface of the drawer, but the limiting effect of the limiting position connected with the slide rail is poor, the steel ball slide rail is difficult to disassemble, and when valuables fall into a gap between the drawer and a cabinet body, the valuables cannot be drawn out quickly; and when the slide rail is installed and fixed, the position is easy to deviate, so that the drawer is pulled slowly and unstably.

The invention content is as follows:

the invention aims to solve the problems that when the steel ball slide rail is used on a drawer, the steel ball slide rail is generally arranged on the side surface of the drawer, but the limiting effect of the limiting position connected with the slide rail is poor, the steel ball slide rail is difficult to disassemble, and when a valuable article falls into a gap between the drawer and a cabinet body, the valuable article cannot be rapidly drawn out; and when the slide rail is installed and fixed, the position is easy to deviate, so that the drawer is pulled slowly and not stably.

In order to solve the above problems, the present invention provides a technical solution:

the utility model provides a limit structure for steel ball slide rail, includes interior slide rail, the outside of interior slide rail is provided with outer slide rail, interior sliding rail is inside outer slide rail, one side middle part of the relative outer slide rail of interior slide rail is provided with extrusion mechanism, extrusion mechanism is including the extrusion head, the one end that interior slide rail was kept away from to the extrusion head is hemispherical, outer slide rail is provided with trapezoidal piece on one side of extrusion mechanism relatively, one side that trapezoidal piece was extruded relatively is the inclined plane, outer slide rail one side was kept away from to interior slide rail is provided with the drawer, outer slide rail is kept away from interior slide rail one side and is provided with fixed frame, the upper and lower part all cuts a hole and is equipped with the draw-in groove on the inside both sides lateral wall of fixed frame, the length of draw-in groove is the same with the length.

Preferably, the middle block and the inner slide rail are integrally formed, the middle block is provided with an inner groove relative to the extrusion mechanism, a telescopic rod is arranged on the groove wall of one end, opposite to the extrusion head, of the inner groove, the telescopic rod is fixedly connected with the groove wall of the inner groove, a spring is sleeved on the telescopic rod, one end of the spring is in contact with the groove wall of the inner groove, one end, close to the trapezoidal block, of the spring is in contact with the extrusion head, and one side, far away from the extrusion head, of the middle block is in contact with.

Preferably, one end, far away from the extrusion head, of the trapezoidal block is provided with a connecting block, the connecting block is fixedly connected with the trapezoidal block, a connecting hole is formed in one side, opposite to the inner sliding rail, of the outer sliding rail, one end, threaded connected into the connecting hole, of the connecting block, opposite to the outer sliding rail, the extrusion mechanism is arranged at the rear end of the inner sliding rail, and the trapezoidal block is arranged at the front end of the outer sliding rail.

As preferred, the drawer sets up in fixed frame, drawer both sides lateral wall all is connected with interior slide rail, one side middle part that interior slide rail is close to extrusion mechanism all is provided with two first bolts, two first bolt all with interior slide rail threaded connection, two first bolt sets up respectively in the both sides of midget, interior slide rail is close to first bolt one side and has all seted up two spacing grooves, the relative spacing groove of outer wall of drawer all is provided with the card strip, the card strip all with drawer outer wall fixed connection, the card strip all gomphosis in the spacing groove, the fixed orifices has all been seted up to drawer outer wall first bolt relatively, the pore wall of fixed orifices all is seted up and is equipped with the screw thread, first bolt all runs through card strip and threaded connection in the fixed orifices.

Preferably, one side of the outer slide rail, which is far away from the trapezoidal block, is provided with a C-shaped block, one side of the C-shaped block is fixedly connected with the outer slide rail, flanges at two ends of the C-shaped block are inserted into the clamping grooves, two ends of the C-shaped block are connected with second bolts, the second bolts are in threaded connection with the C-shaped block, a limiting hole is formed in the fixing frame through the second bolts relative to the second bolts, threads are formed in the hole wall of the limiting hole, the second bolts penetrate through the C-shaped block, and one end, which is far away from the C-shaped block, of the second bolts is in threaded connection with the limiting hole.

Preferably, the inner slide rails are respectively connected in the two outer slide rails in a sliding manner, the inner slide rails are detachably connected with the drawer, the outer slide rails are detachably connected with the fixed frame, and the drawer is slidably connected with the outer slide rails through the inner slide rails.

The beneficial effects of the invention include:

1. according to the drawer limiting device, the drawer is installed in the fixed frame through the extrusion mechanism, the extrusion mechanism is arranged on one side of the inner sliding rail, the extrusion block of the extrusion mechanism is limited by the non-inclined side of the trapezoidal block and cannot move continuously, so that the drawer cannot be pulled out continuously, the drawer is prevented from being pulled out randomly, and the limiting effect is good.

2. According to the invention, by arranging the trapezoidal block, when the valuable object falls into the crack between the drawer and the cabinet body and the drawer needs to be taken down in time, the drawer is pulled forcibly, so that the extrusion block pushes the trapezoidal block, the joint of the trapezoidal block is broken, the trapezoidal block and the drawer can be taken out by continuously pulling the drawer, and the valuable object can be taken out very quickly.

3. According to the drawer slide rail, the clamping grooves on the two sides of the inner slide rail are opposite to the clamping strips on the two sides of the drawer when the inner slide rail is required to be installed on the drawer through the arrangement of the clamping grooves and the clamping strips, so that the clamping strips are clamped into the clamping grooves, the inner slide rail is kept parallel to the clamping strips, one end of the inner slide rail can be prevented from inclining when the inner slide rail is installed, then the first bolts penetrate through the clamping strips and are screwed into the side wall of the drawer, the inner slide rail can be fixed on the drawer, and the drawer slide rail is quick.

4. According to the invention, by arranging the second bolt, when the outer slide rail needs to be disassembled, the C-shaped block at one side of the outer slide rail can be taken down from the clamping groove by disassembling the second bolt, so that the outer slide rail is taken down.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic structural view of a joint between an inner slide rail and an outer slide rail according to the present invention;

FIG. 2 is a schematic view of the mounting structure of the present invention;

FIG. 3 is a partial schematic view of the present invention;

FIG. 4 is a schematic view of the structure of the connection of the extruding mechanism of the present invention;

FIG. 5 is a schematic structural view of the outer slide rail joint according to the present invention;

FIG. 6 is a schematic structural view of the inner rail joint of the present invention;

FIG. 7 is an enlarged view of the structure at the point A of the present invention;

fig. 8 is an enlarged schematic view of the invention at B.

In the figure: 1. an inner slide rail; 2. an outer slide rail; 3. an extrusion mechanism; 31. an extrusion head; 32. a telescopic rod; 33. a spring; 4. a middle block; 5. an inner tank; 6. a trapezoidal block; 7. connecting blocks; 8. connecting holes; 9. a drawer; 10. a fixing frame; 11. a C-shaped block; 12. a second bolt; 13. a limiting hole; 14. a first bolt; 15. A fixing hole; 16. clamping the strip; 17. a limiting groove; 18. a clamping groove.

The specific implementation mode is as follows:

as shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment: a limiting structure for a steel ball sliding rail comprises an inner sliding rail 1, an outer sliding rail 2 is arranged on the outer side of the inner sliding rail 1, the inner sliding rail 1 is connected inside the outer sliding rail 2, an extrusion mechanism 3 is arranged in the middle of one side of the inner sliding rail 1, which is opposite to the outer sliding rail 2, the extrusion mechanism 3 comprises an extrusion head 31, one end, which is far away from the inner sliding rail 1, of the extrusion head 31 is hemispherical, a trapezoidal block 6 is arranged on one side, which is opposite to the extrusion mechanism 3, of the outer sliding rail 2, after a drawer 9 enters a fixed frame 10, the extrusion mechanisms 3 of the inner sliding rails 1 on two sides move to the trapezoidal block 6 close to the front side of the outer sliding rail 2, one end, which is opposite to the extrusion head 31, of the extrusion mechanism 3 is extruded by one side, which is provided with an inclined plane, so that a spring 33 on the other end of the extrusion head 31 is compressed, a telescopic rod 32 is shortened, the, the outer slide rail 2 is provided with a fixed frame 10 far away from one side of the inner slide rail 1, the upper and lower parts of the side walls of the two sides of the inner part of the fixed frame 10 are provided with clamping grooves 18, the length of each clamping groove 18 is the same as that of the outer slide rail 2, the middle part of the inner slide rail 1, which is close to one side of the extrusion mechanism 3, is provided with a middle block 4, when the outer slide rail 2 in the fixed frame 10 needs to be disassembled, the C-shaped block 11 on one side of the outer slide rail 2 can be taken down from the clamping grooves 18 by disassembling the second bolt 12.

One end that extrusion head 31 was kept away from to trapezoidal piece 6 is provided with connecting block 7, connecting block 7 and trapezoidal piece 6 fixed connection, outer slide rail 2 is relative inside 1 one side of slide rail and is dug and be equipped with connecting

hole

8, 2 one end threaded connection of relative outer slide rail of connecting block 7 is in connecting hole 8, extrusion mechanism 3 sets up in the rear end of interior slide rail 1, trapezoidal piece 6 sets up in the front end of outer slide rail 2, when valuable object drops to the crack between drawer 9 and the cabinet body, when drawer 9 need in time be taken off, stimulate drawer 9 hard, make the extrusion head 31 of interior slide rail 1 one side of drawer 9 promote trapezoidal piece 6, make 6 one end of trapezoidal piece and the fracture of connecting block 7 junction, trapezoidal piece 6 breaks away from the fixed of connecting block 7, interior slide rail 1 continues to move and drives extrusion head 31 and promote the trapezoidal piece 6 that falls outward, can take out trapezoidal piece 6 and drawer 9, very swi.

The middle block 4 and the inner slide rail 1 are integrally formed, the middle block 4 is provided with an inner groove 5 relative to the extrusion mechanism 3, the inner groove 5 is internally provided with an expansion link 32 relative to the groove wall at one end of the extrusion head 31, the expansion link 32 is fixedly connected with the groove wall of the inner groove 5, the expansion link 32 is sleeved with a spring 33, one end of the spring 33 is contacted with the groove wall of the inner groove 5, one end of the spring 33 close to the trapezoidal block 6 is contacted with the extrusion head 31, one side of the middle block 4 far away from the extrusion head 31 is contacted with the drawer 9, when the extrusion head 31 moves to the non-inclined side of the trapezoidal block 6, the extrusion head 31 is not extruded by the trapezoidal block 6, the spring 33 rebounds to drive the expansion link 32 to extend, so that the extrusion head 31 resets, when the drawer 9 is pulled outwards, when the extrusion head 31 at one side of the inner slide rail 1 moves to be close to the trapezoidal, the drawer 9 can not be pulled out continuously, and the drawer 9 can not be pulled out randomly.

The drawer 9 is arranged in a fixed frame 10, the side walls of two sides of the drawer 9 are connected with an inner slide rail 1, the middle part of one side of the inner slide rail 1, which is close to an extrusion mechanism 3, is provided with two first bolts 14, the two first bolts 14 are both in threaded connection with the inner slide rail 1, the two first bolts 14 are respectively arranged on two sides of a middle block 4, one side of the inner slide rail 1, which is close to the first bolts 14, is provided with two limit grooves 17, the outer wall of the drawer 9, which is opposite to the limit grooves 17, is provided with clamping strips 16, the clamping strips 16 are both fixedly connected with the outer wall of the drawer 9, the clamping strips 16 are both embedded in the limit grooves 17, the outer wall of the drawer 9, which is opposite to the first bolts 14, the hole 15 is provided with threads, the first bolts 14 all penetrate through the clamping strips 16 and are in threaded connection with the fixing holes 15, the inner slide rail 1 is arranged on the drawer 9, the clamping grooves, the clamping strip 16 is clamped into the clamping groove 18, and then the first bolts 14 penetrate through the clamping strip 16 and are screwed into the side wall of the drawer 9, so that the inner slide rail 1 can be fixed on the drawer 9.

Two interior slide rails 1 are respectively sliding connection in two outer slide rails 2, and interior slide rail 1 can be dismantled with drawer 9 and be connected, and outer slide rail 2 can be dismantled with fixed frame 10 and be connected, and drawer 9 holds drawer 9 through

interior slide rail

1 and 2 sliding connection of outer slide rail, aims at the outer slide rail 2 of fixed frame 10 inner wall with the interior slide rail 1 of drawer 9 both sides, promotes drawer 9 for interior slide rail 1 gets into outer slide rail 2, can install drawer 9 into fixed frame 10 again.

One side that trapezoidal piece 6 was kept away from to outer slide rail 2 all is provided with

C type piece

11, 11 one side of C type piece all with outer slide rail 2 fixed connection, the both ends flange of C type piece 11 all pegs graft in draw-in groove 18, the both ends of C type piece 11 all are connected with second bolt 12, second bolt 12 all with 11 threaded connection of C type piece, spacing hole 13 has all been seted up to fixed frame 10 relative second bolt 12, the pore wall of spacing hole 13 is all dug and is equipped with the screw thread, second bolt 12 all runs through C type piece 11, the equal threaded connection in spacing hole 13 of one end that C type piece 11 was kept away from to second bolt 12, when needing to dismantle outer slide rail 2 in the fixed frame 10, through dismantling second bolt 12, can follow the C type piece 11 of outer slide rail 2 one side of draw-in groove 18, thereby take off outer slide rail 2.

Specifically, the method comprises the following steps: when the limiting structure for the steel ball sliding rail is used, firstly, an inner sliding rail 1 is installed on a drawer 9, clamping grooves 18 on two sides of the inner sliding rail 1 are opposite to clamping strips 16 on two sides of the drawer 9, the clamping strips 16 are clamped into the clamping grooves 18, then a plurality of first bolts 14 penetrate through the clamping strips 16 and are screwed into the side wall of the drawer 9, the inner sliding rail 1 can be fixed on the drawer 9, then the drawer 9 is held, the inner sliding rails 1 on two sides of the drawer 9 are aligned to outer sliding rails 2 on the inner wall of a fixing frame 10, the drawer 9 is pushed, the inner sliding rails 1 enter the outer sliding rails 2, and the drawer 9 can be installed in the fixing frame 10;

after the drawer 9 enters the fixed frame 10, the extrusion mechanisms 3 of the inner slide rails 1 at two sides move to the trapezoidal blocks 6 close to the front sides of the outer slide rails 2, one end of an extrusion head 31 of the extrusion mechanism 3 is extruded by one side of the inclined surfaces of the trapezoidal blocks 6, so that a spring 33 at the other end of the extrusion head 31 is compressed, a telescopic rod 32 is shortened, the extrusion head 31 is extruded to contract towards the inner groove 5, meanwhile, the extrusion head 31 continues to move, when the extrusion head 31 moves to one side of the non-inclined surfaces of the trapezoidal blocks 6, the extrusion head 31 is not extruded by the trapezoidal blocks 6, the spring 33 rebounds to drive the telescopic rod 32 to extend, so that the extrusion head 31 resets, when the drawer 9 is pulled outwards, when the extrusion head 31 at one side of the inner slide rail 1 moves to be close to the trapezoidal blocks 6, the extrusion head 31 at one side of the inner slide rail 1 is stopped by the non-inclined surfaces of the trapezoidal blocks 6 for limiting, the drawer 9 is prevented from being pulled out randomly;

when the valuable objects fall into the crack between the drawer 9 and the cabinet body and the drawer 9 needs to be taken down in time, the drawer 9 is pulled forcefully, so that the extrusion head 31 at one side of the inner slide rail 1 of the drawer 9 pushes the trapezoidal block 6, the joint of one end of the trapezoidal block 6 and the connecting block 7 is broken, the trapezoidal block 6 is separated from the fixing of the connecting block 7, the inner slide rail 1 continues to move to drive the extrusion head 31 to push the falling trapezoidal block 6 to move outwards, the trapezoidal block 6 and the drawer 9 can be taken out very quickly, after the valuables are taken out, the connecting block 7 at the front side of the outer slide rail 2 is rotated to ensure that the connecting block 7 is screwed out of the connecting hole 8, the connecting block 7 at one end of the new trapezoidal block 6 is rotated into the connecting hole 8, then the drawer 9 is held, the inner slide rails 1 at the two sides of the drawer 9 are aligned with the outer slide rails 2 at the inner wall of the fixed frame 10, the drawer 9 is pushed, so that the inner slide 1 enters the outer slide 2 and the drawer 9 is reinstalled in the fixed frame 10.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. A limiting structure for a steel ball sliding rail is characterized by comprising an inner sliding rail (1), an outer sliding rail (2) is arranged on the outer side of the inner sliding rail (1), the inner sliding rail (1) is connected inside the outer sliding rail (2), an extrusion mechanism (3) is arranged in the middle of one side, opposite to the outer sliding rail (2), of the inner sliding rail (1), the extrusion mechanism (3) comprises an extrusion head (31), one end, far away from the inner sliding rail (1), of the extrusion head (31) is hemispherical, a trapezoidal block (6) is arranged on one side, opposite to the extrusion mechanism (3), of the outer sliding rail (2), one side, opposite to the extrusion head (31), of the trapezoidal block (6) is an inclined surface, a drawer (9) is arranged on one side, far away from the outer sliding rail (2), a fixing frame (10) is arranged on one side, far away from the inner sliding rail (1), clamping grooves (18) are formed in the upper and lower portions of the side walls of, the length of the clamping groove (18) is the same as that of the outer sliding rail (2), and a middle block (4) is arranged in the middle of one side, close to the extrusion mechanism (3), of the inner sliding rail (1).

2. The limit structure for the steel ball slide rail of claim 1, which is characterized in that: the utility model discloses a drawer structure, including well piece (4) and interior slide rail (1) integrated into one piece, interior groove (5) have been seted up in well piece (4) relative extrusion mechanism (3), inside relative extrusion head (31) one end cell wall of interior groove (5) is provided with telescopic link (32), the cell wall fixed connection of telescopic link (32) and interior groove (5), spring (33) have been cup jointed on telescopic link (32), spring (33) one end contacts with the cell wall of interior groove (5), the one end that spring (33) are close to trapezoidal piece (6) contacts with extrusion head (31), one side that extrusion head (31) were kept away from in well piece (4) contacts with drawer (9).

3. The limit structure for the steel ball slide rail of claim 1, which is characterized in that: one end of extrusion head (31) is kept away from in trapezoidal piece (6) is provided with connecting block (7), connecting block (7) and trapezoidal piece (6) fixed connection, outer slide rail (2) cut a hole in slide rail (1) one side relatively and be equipped with connecting hole (8), the relative outer slide rail (2) one end threaded connection of connecting block (7) is in connecting hole (8), extrusion mechanism (3) set up in the rear end of interior slide rail (1), trapezoidal piece (6) set up in the front end of outer slide rail (2).

4. The limit structure for the steel ball slide rail of claim 1, which is characterized in that: the drawer (9) is arranged in a fixed frame (10), the side walls of two sides of the drawer (9) are connected with an inner sliding rail (1), the middle part of one side, close to an extrusion mechanism (3), of the inner sliding rail (1) is provided with two first bolts (14), the two first bolts (14) are in threaded connection with the inner sliding rail (1), the two first bolts (14) are respectively arranged on two sides of a middle block (4), one side, close to the first bolts (14), of the inner sliding rail (1) is provided with two limiting grooves (17), the outer wall of the drawer (9) is provided with clamping strips (16) relative to the limiting grooves (17), the clamping strips (16) are fixedly connected with the outer wall of the drawer (9), the clamping strips (16) are embedded in the limiting grooves (17), the outer wall of the drawer (9) is provided with fixing holes (15) relative to the first bolts (14), the hole walls of the fixing holes (15) are provided with threads, the first bolts (14) penetrate through the clamping strips (16) and are connected in the fixing holes (15) in a threaded mode.

5. The limit structure for the steel ball slide rail of claim 1, which is characterized in that: one side that trapezoidal piece (6) was kept away from in outer slide rail (2) all is provided with C type piece (11), C type piece (11) one side all with outer slide rail (2) fixed connection, the both ends flange of C type piece (11) all pegs graft in draw-in groove (18), the both ends of C type piece (11) all are connected with second bolt (12), second bolt (12) all with C type piece (11) threaded connection, spacing hole (13) have all been seted up in fixed frame (10) relative second bolt (12), the pore wall of spacing hole (13) is all dug and is equipped with the screw thread, C type piece (11) all run through in second bolt (12), the equal threaded connection in spacing hole (13) of one end that C type piece (11) were kept away from in second bolt (12).

6. The limit structure for the steel ball slide rail of claim 1, which is characterized in that: two interior slide rail (1) sliding connection is in two outer slide rail (2) respectively, interior slide rail (1) can be dismantled with drawer (9) and be connected, outer slide rail (2) can be dismantled with fixed frame (10) and be connected, drawer (9) are through interior slide rail (1) and outer slide rail (2) sliding connection.