CN216256230U - Steel ball rail damping rebounding device - Google Patents

Abstract

The utility model discloses a steel ball rail damping rebounding device which comprises an outer rail, a middle rail, an inner rail, a fixed seat, a compression piece, a moving block, a pressure spring, a tension spring, a damper, a hanging buckle and a rotating nail, wherein a first sliding groove and a second sliding groove are formed in the fixed seat, a cylinder is arranged on the hanging buckle, a push block and a function block are arranged on the inner rail, an inclined block and an arc-shaped groove are arranged on the push block, a first clamping groove is formed in the tail end of the first sliding groove, the push block pushes the cylinder to reach the tail end of the first sliding groove through the inclined block, the cylinder slides along the inclined plane of the inclined block and the arc-shaped sliding groove, the hanging buckle is driven to rotate from the first sliding groove to the first clamping groove for limiting, the inner rail is continuously pushed, the hanging buckle on the compression piece moves forwards, and the inclined plane at the end part of the hanging buckle slides forwards along the inclined plane of the tail end of the first sliding groove, thereby break away from first draw-in groove, when the ejector pad on the inner rail was buckled the cylinder through hanging, the cylinder was dodged from the arc recess. The utility model has the beneficial effects that: the functions of rebounding opening and buffering closing of the drawer can be realized simultaneously.

Description

Steel ball rail damping rebounding device

Technical Field

The utility model relates to the technical field of drawers, in particular to a steel ball rail damping rebounding device.

Background

At present, drawers of various office tables are provided with drawer guide rails which can freely slide, in order to solve the problem that in the closing and pulling-out processes of drawer slide rails, the prior art generally adopts the mode that a rebound mechanism is independently arranged on a drawer slide rail to realize the rebound opening function of the drawer, or a damping mechanism is independently arranged to provide the buffering closing function for the drawer, and if the rebound opening function and the buffering closing function of the drawer are simultaneously realized, the prior art cannot realize the rebound opening function and the buffering closing function of the drawer; and the sliding rail with the rebound mechanism is easily damaged if the drawer is pulled forcefully, so that the use of a user is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a steel ball rail damping rebounding device which can realize the rebounding opening and the buffering closing functions of a drawer at the same time, so that a handle part of the drawer can be removed, the appearance is good, the cost is saved, the opening of the drawer can be realized only by slightly pushing the drawer when the drawer is required to be opened, and the drawer does not need to be pulled open by force.

The inner rail of the drawer can be ensured not to be blocked when being popped up, the buffer closing and opening of the drawer are smooth, and the drawer is more favorable for daily life use.

In order to achieve the purpose of the utility model, the utility model provides the following technical scheme:

a steel ball rail damping rebounding device comprises an outer rail, a middle rail, an inner rail, a fixed seat, a compression part, a movable block, a pressure spring, a tension spring, a damper, a hanging buckle and a rotating nail, wherein the outer rail, the middle rail and the inner rail are sequentially sleeved together, the fixed seat is fixed on the outer rail, two ends of the pressure spring respectively abut against the vertical planes of the fixed seat and the compression part, the tension spring is connected with the compression part and the movable block, the damper is fixed on the compression part, the head part of the damper is connected with the movable block, a first sliding groove and a second sliding groove are arranged on the fixed seat, an arc-shaped sliding groove is arranged on the compression part, a cylinder is arranged on the hanging buckle, the cylinder extends out of the arc-shaped sliding groove, a push block and a function block are arranged on the inner rail, an inclined block and an arc-shaped groove are arranged on the push block, a first clamping groove is arranged at the tail end of the first sliding groove is arranged on the push block, the cylinder is pushed to move forwards through the inclined block, and reaches the tail end of the first sliding groove, under the action of the pushing force of the inclined block, the cylinder slides along the inclined plane of the inclined block and the arc-shaped sliding groove to drive the hanging buckle to rotate from the first sliding groove to the first clamping groove for limiting, at the moment, the pressure spring is compressed and the tension spring is stretched to complete the energy storage process, the inner rail continues to move forwards, the functional block pushes the rotating nail to rotate to be separated from the second clamping groove on the second sliding groove, the moving block slowly moves forwards in the second sliding groove under the action of the tension spring and the damper until the moving block contacts with the compression part and stops moving, and at the moment, the drawer is in a closed state; the inner rail continues to be pushed, the hanging buckle on the compression piece moves forwards, the end inclined plane of the hanging buckle slides forwards along the end inclined plane of the first sliding groove, so that the end inclined plane of the hanging buckle is separated from the first clamping groove, after external force is removed, the compression piece and the moving block are pushed to move backwards under the action of the elastic force of the pressure spring, the rotary nail returns to the second clamping groove on the second sliding groove, when the pushing block on the inner rail is hung and buckled with the cylinder, the cylinder is avoided from the arc-shaped groove, the inner rail continues to move backwards until the drawer is opened, and therefore the circular motion of closing and opening the drawer is completed.

Preferably, the extension spring is fixed through the buckle on compression piece and the movable block, can guarantee that the extension spring installation is stable, is difficult to drop.

Preferably, be provided with the spacing groove on the compression piece, the attenuator joint is fixed on the spacing groove, can avoid the attenuator to drop when using.

Preferably, the hanging buckle and the compression piece are installed in a tight fit mode, a small amount of external force is needed to be added for rotation, the hanging buckle is prevented from being immediately stopped rotating after being pushed by the inclined block to rotate, and the use is not influenced by continuous rotation.

Preferably, the second spout is the design of elastic glue, and the rotatory nail of dislocation receives thrust effect and can make the second spout elasticity give way in the second spout to the rotatory nail that forces the position to be unusual gets back to the normal position in the function block under the effect of thrust.

Compared with the prior art, the utility model has the beneficial effects that:

the fixing seat is fixed on the outer rail, when the drawer is closed from an open state, the inner rail is pushed, the push block is arranged on the inner rail, the inclined block on the push block is contacted with the cylinder on the hanging buckle, the inner rail is continuously pushed, the inclined block pushes the cylinder to move forwards, the cylinder drives the hanging buckle to move forwards on the first sliding groove, the hanging buckle is arranged on the compression piece, the compression piece is pushed to the fixing seat, after the cylinder reaches the tail end of the first sliding groove, the cylinder slides along the inclined plane of the inclined block and the arc-shaped sliding groove under the action of the pushing force of the inclined block, the hanging buckle is driven to rotate from the first sliding groove to the first clamping groove for limiting, the compression piece is limited, and the pressure spring is not compressed continuously. And the rotating nail on the moving block is synchronously pushed by the functional block on the inner rail and moves forwards along the second chute after leaving the second clamping groove, in the moving process of the rotating nail, the tension spring is recovered from the stretching state, the moving block is pulled to continue moving towards the fixing part, the damper generates resistance to stop the moving block to continue moving towards the fixing part, and finally when the moving block contacts the compression part, the two forces are balanced, the moving block stops moving, the inner rail of the drawer stops moving, and the drawer is in a closing state.

When the drawer is opened from a closed state, the drawer is pushed, the inner rail of the drawer moves forwards, the hanging buckle on the compression piece moves forwards along with the inner rail, through the design of the end inclined plane of the hanging buckle and the end inclined plane of the first sliding chute, the end inclined plane of the hanging buckle can slide forwards along the end inclined plane of the first sliding chute, so that the hanging buckle can be separated from the first clamping groove under the action of pushing force without limiting, after the external force is removed, the pressure spring is free from the action of the external force and automatically rebounds, the compression piece and the moving block are pushed to move backwards, the rotating nail returns to the second clamping groove on the second sliding chute, when the pushing block on the inner rail passes through the cylinder, the cylinder is avoided from the arc-shaped groove, the inner rail continues to move backwards, the arc-shaped groove can ensure that the situation that the pushing block blocks clamp the cylinder and cannot move backwards in the process of the backward movement of the inner rail, until the drawer is in an opened state, the rebounding opening function of the sliding rail is realized, the drawer is pulled to be opened without a handle component, the cost is saved, the overall attractiveness of the drawer is improved, and due to the existence of the damping mechanism, when the sliding rail receives large external force impact, the movement of the sliding rail can be buffered, the sliding rail rebounding mechanism is protected, and the service life is prolonged.

Therefore, the steel ball rail damping rebounding device provided by the utility model can realize the rebounding opening and buffering closing functions of the drawer at the same time, so that a handle part of the drawer can be removed, the appearance is good, the cost is saved, and when the slide rail is impacted by a larger external force, the movement of the slide rail can be buffered, and a slide rail rebounding mechanism is protected.

Drawings

FIG. 1 is a schematic view of the overall structure of the inner rail of the present invention when pulled out;

FIG. 2 is a schematic view of the overall structure of the inner rail retraction of the present invention;

FIG. 3 is a schematic view of the internal structure of the inner rail of the present invention;

FIG. 4 is a bottom view of the inner rail of the present invention with the inner structure pulled out;

FIG. 5 is a schematic view of the inner rail retracting structure of the present invention;

FIG. 6 is a bottom view of the inner rail retracted inner structure of the present invention;

FIG. 7 is a bottom view of the inner rail structure of the present invention;

FIG. 8 is a schematic view of an assembly structure of the fixed base, the compression member and the moving block in the present invention;

FIG. 9 is an exploded view of an assembled structure of the damper according to the present invention;

FIG. 10 is a schematic structural view of the fixing base of the present invention;

FIG. 11 is a schematic view of the construction of the present invention with the clasp attached to the compression member;

FIG. 12 is a schematic structural view of the present invention with the hook being retained in the first slot for limiting;

FIG. 13 is a schematic view of the structure of the present invention in which the rotating pin is mounted on the moving block;

fig. 14 is a schematic structural view of the push block of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-14, fig. 1 is a schematic view of an overall structure of the inner rail of the present invention; FIG. 2 is a schematic view of the overall structure of the inner rail retraction of the present invention; FIG. 3 is a schematic view of the internal structure of the inner rail of the present invention; FIG. 4 is a bottom view of the inner rail of the present invention with the inner structure pulled out; FIG. 5 is a schematic view of the inner rail retracting structure of the present invention; FIG. 6 is a bottom view of the inner rail retracted inner structure of the present invention; FIG. 7 is a bottom view of the inner rail structure of the present invention; FIG. 8 is a schematic view of an assembly structure of the fixed base, the compression member and the moving block in the present invention; FIG. 9 is an exploded view of an assembled structure of the damper according to the present invention; FIG. 10 is a schematic structural view of the fixing base of the present invention; FIG. 11 is a schematic view of the construction of the present invention with the clasp attached to the compression member; FIG. 12 is a schematic structural view of the present invention with the hook being retained in the first slot for limiting; FIG. 13 is a schematic view of the structure of the present invention in which the rotating pin is mounted on the moving block;

fig. 14 is a schematic structural view of the push block of the present invention.

The embodiment of the utility model provides a steel ball rail damping rebounding device, wherein the names of parts corresponding to the numbers of the reference numbers in the drawing are as follows: the device comprises an outer rail 1, a middle rail 2, an inner rail 3, a fixed seat 4, a compression piece 5, a moving block 6, a pressure spring 7, a tension spring 8, a damper 9, a hanging buckle 10, a rotating nail 11, a first sliding groove 12, a second sliding groove 13, an arc-shaped sliding groove 14, a cylinder 15, a pushing block 16, a functional block 17, an inclined block 18, a first clamping groove 19, a second clamping groove 20, an arc-shaped groove 21 and a first sliding groove tail end inclined plane 22.

A steel ball rail damping rebounding device comprises an outer rail 1, a middle rail 2, an inner rail 3, a fixed seat 4, a compression part 5, a moving block 6, a pressure spring 7, a tension spring 8, a damper 9, a hanging buckle 10 and a rotating nail 11, wherein the outer rail 1, the middle rail 2 and the inner rail 3 are sequentially sleeved together, the fixed seat 4 is fixed on the outer rail 1, two ends of the pressure spring 7 are respectively abutted against the vertical planes of the fixed seat 4 and the compression part 5, the tension spring 8 is connected with the compression part 5 and the moving block 6, the damper 9 is fixed on the compression part 5, the head of the damper 9 is connected with the moving block 6, the fixed seat 4 is provided with a first chute 12 and a second chute 13, the compression part 5 is provided with an arc chute 14, the hanging buckle 10 is provided with a cylinder 15, the cylinder 15 extends out from the arc chute 14, the inner rail 3 is provided with a push block 16 and a functional block 17, the push block 16 is provided with an oblique block 18 and an arc groove 21, the tail end of the first chute 12 is provided with a first clamping groove 19, the pushing block 16 pushes the cylinder 15 to move forwards through the inclined block 18, after the cylinder 15 reaches the tail end of the first sliding groove 12, under the action of the pushing force of the inclined block 18, the cylinder 15 slides along the inclined surface of the inclined block 18 and the arc-shaped sliding groove 14, the hanging buckle 10 is driven to rotate from the first sliding groove 12 to the first clamping groove 19 for limiting, at the moment, the pressure spring 7 is compressed, the tension spring 8 is stretched, the energy storage process is completed, the inner rail 3 continues to move forwards, the function block 17 pushes the rotating nail 11 to rotate to be separated from the second clamping groove 20 on the second sliding groove 13, the moving block 6 slowly moves forwards in the second sliding groove 13 under the action of the tension spring 8 and the damper 9 until the moving block contacts with the compression part 5, and at the moment, the drawer is in a closed state; the inner rail 3 is continuously pushed, the hanging buckle 10 on the compression piece 5 moves forwards, the end part inclined plane of the hanging buckle 10 slides forwards along the tail end inclined plane 22 of the first sliding groove, so that the hanging buckle is separated from the first clamping groove 19, after external force is removed, the compression piece 5 and the moving block 6 are pushed to move backwards under the action of the elastic force of the pressure spring 7, the rotating nail 11 returns to the second clamping groove 20 on the second sliding groove 13, when the pushing block 16 on the inner rail 3 passes through the cylinder 15 on the hanging buckle 10, the cylinder 15 avoids from the arc-shaped groove 21, the inner rail 3 continues to move backwards until the drawer is opened, and therefore the circular motion of closing and opening the drawer is completed.

The extension spring 8 is fixed through the buckle on the compression piece 5 and the moving block 6, so that the extension spring 8 can be stably installed and is not easy to fall off.

Be provided with the spacing groove on the compression 5, the 9 joints of attenuator are fixed on the spacing groove, can avoid attenuator 9 to drop when using.

The hanging buckle 10 and the compression part 5 are tightly installed, and can rotate by slightly applying external force, so that the hanging buckle 10 can be prevented from stopping rotating immediately after being pushed by the inclined block 18, and the use is not influenced by continuous rotation.

The second sliding groove 13 is designed by elastic glue, and the dislocated rotary nail 11 can elastically yield the second sliding groove under the action of thrust in the second sliding groove, so that the abnormal rotary nail 11 is forced to return to the normal position in the functional block 17 under the action of thrust.

Compared with the prior art, the utility model has the beneficial effects that:

the fixed seat 4 of the utility model is fixed on the outer rail 1, when the drawer is closed from an open state, the inner rail 3 is pushed, the push block 16 is arranged on the inner rail 3, the inclined block 18 on the push block 16 is contacted with the cylinder 15 on the hanging buckle 10, the inner rail 3 is continuously pushed, the inclined block 18 pushes the cylinder 15 to move forwards, the cylinder 15 drives the hanging buckle 10 to move forwards on the first chute 12, because the hanging buckle 10 is arranged on the compression part 5, the compression part 5 is pushed to the fixed seat 4, the pressure spring 7 is compressed, after the cylinder 15 reaches the tail end of the first chute 12, under the action of the thrust of the inclined block 18, the cylinder 15 slides along the inclined plane of the inclined block 18 and the arc chute 14, the hanging buckle 10 is driven to rotate from the first chute 12 to the first clamping groove 19 for limiting, the compression part 5 is limited, and the pressure spring 7 is not compressed any more. And the rotating nail 11 on the moving block 6 is synchronously pushed by the functional block 17 on the inner rail 3, the rotating nail is separated from the second clamping groove 20 and moves forwards along the second sliding groove 13, in the moving process of the rotating nail 11, the tension spring 8 is recovered from the stretching state, the moving block 6 is pulled to continue to move towards the fixing part 4, the damper 9 generates resistance to stop the moving block 6 to continue to move towards the fixing part, finally, when the moving block 6 contacts the compression part 5, the two forces are balanced, the moving block 6 stops moving, the buffering and closing effects are achieved, the inner rail 3 of the drawer stops moving, and the drawer is in the closing state.

When the drawer is opened from a closed state, the drawer is pushed, the inner rail 3 of the drawer moves forwards, the hanging buckle 10 on the compression piece 5 moves forwards along the inner rail 3, through the design of the end part inclined plane of the hanging buckle 10 and the end part inclined plane 22 of the first sliding chute, the end part inclined plane of the hanging buckle 10 can slide forwards along the end part inclined plane 22 of the first sliding chute, so that the hanging buckle 10 can be separated from the first clamping groove 19 under the action of pushing force and is not limited any more, after the external force is removed, the pressure spring 7 is free from the action of the external force and rebounds automatically to push the compression piece 5 and the moving block 6 to move backwards, the rotating nail 11 returns to the second clamping groove 20 on the second sliding chute 13, when the push block 16 on the inner rail 3 passes through the cylinder 15, the cylinder 15 avoids from the arc-shaped groove 21, the inner rail 3 continues to move backwards, the arc-shaped groove 21 can ensure that the situation that the cylinder 15 of the push block 16 is clamped and can not move backwards in the backward process of the backward movement of the inner rail 3 can be avoided, the rebound opening function of the sliding rail is realized until the drawer is in an opening state, a handle part is not needed to be arranged to pull the drawer to open, the cost is saved, the overall attractiveness of the drawer is improved, and due to the existence of the damping mechanism, when the sliding rail receives large external force impact, the movement of the sliding rail can be buffered, the rebound mechanism of the sliding rail is protected, and the service life is prolonged.

In conclusion, the steel ball rail damping rebounding device provided by the utility model can realize the rebounding opening and buffering closing functions of the drawer at the same time, so that a handle part of the drawer can be removed, the appearance is good, the cost is saved, and when the slide rail is impacted by a larger external force, the movement of the slide rail can be buffered, and a slide rail rebounding mechanism is protected.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and these modifications and adaptations should be considered within the scope of the utility model.

Claims (5)

1. The steel ball rail damping rebounding device is characterized by comprising an outer rail (1), a middle rail (2), an inner rail (3), a fixed seat (4), a compression piece (5), a moving block (6), a pressure spring (7), a tension spring (8), a damper (9), a hanging buckle (10) and a rotating nail (11), wherein the outer rail (1), the middle rail (2) and the inner rail (3) are sequentially sleeved together, the fixed seat (4) is fixed on the outer rail (1), two ends of the pressure spring (7) are respectively abutted against vertical planes of the fixed seat (4) and the compression piece (5), the tension spring (8) is connected with the compression piece (5) and the moving block (6), the damper (9) is fixed on the compression piece (5), the head of the damper (9) is connected with the moving block (6), a first sliding groove (12) and a second sliding groove (13) are arranged on the fixed seat (4), the compression piece (5) is provided with an arc-shaped sliding groove (14), the hanging buckle (10) is provided with a cylinder (15), the cylinder (15) extends out of the arc-shaped sliding groove (14), the inner rail (3) is provided with a push block (16) and a function block (17), the push block (16) is provided with an inclined block (18) and an arc-shaped groove (21), the tail end of the first sliding groove (12) is provided with a first clamping groove (19), the push block (16) pushes the cylinder (15) to move forwards through the inclined block (18), after the cylinder (15) reaches the tail end of the first sliding groove (12), under the action of the thrust of the inclined block (18), the cylinder (15) slides along the inclined plane of the inclined block (18) and the arc-shaped sliding groove (14) to drive the hanging buckle (10) to rotate from the first sliding groove (12) to the first clamping groove (19) for limiting, the compression spring (7) is compressed, the tension spring (8) is stretched, the inner rail (3) continues to move forwards, the functional block (17) pushes the rotary nail (11) to rotate to be separated from a second clamping groove (20) in the second sliding groove (13), the moving block (6) slowly moves forwards in the second sliding groove (13) under the action of the tension spring (8) and the damper (9) until the moving block stops moving after contacting with the compression part (5), and at the moment, the drawer is in a closed state; the inner rail (3) is continuously pushed, a hanging buckle (10) on the compression piece (5) moves forwards, an inclined plane at the end part of the hanging buckle (10) slides forwards along an inclined plane (22) at the tail end of a first sliding groove, the hanging buckle is separated from a first clamping groove (19), after external force is removed, the compression piece (5) and the moving block (6) are pushed to move backwards under the action of the elastic force of the pressure spring (7), the rotating nail (11) returns to a second clamping groove (20) on a second sliding groove (13), when a pushing block (16) on the inner rail (3) passes through the cylinder (15), the cylinder (15) is avoided from the arc-shaped groove (21), the inner rail (3) continues to move backwards until the drawer is opened, and the circular movement of closing and opening of the drawer is completed.

2. The steel ball rail damping rebounding device according to claim 1, wherein the tension spring (8) is fixed by a buckle on the compression member (5) and the moving block (6).

3. The steel ball rail damping rebounding device according to claim 1, wherein a limiting groove is formed in the compression member (5), and the damper (9) is fixed in a clamping manner in the limiting groove.

4. A steel ball rail damping rebounding device according to claim 1, wherein the hanging buckle (10) and the compression member (5) are installed in a tight fit manner.

5. The steel ball rail damping rebounding device according to claim 1, wherein the second sliding groove (13) is designed as an elastic rubber, and is elastically deformed under thrust.

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