CN216534502U - Steel ball rail damping rebounding device - Google Patents
Steel ball rail damping rebounding device Download PDFInfo
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- CN216534502U CN216534502U CN202121683243.1U CN202121683243U CN216534502U CN 216534502 U CN216534502 U CN 216534502U CN 202121683243 U CN202121683243 U CN 202121683243U CN 216534502 U CN216534502 U CN 216534502U
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- pressure spring
- drawer
- compression piece
- small pressure
- rail
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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 part, a moving block, a large pressure spring, a tension spring, a damper, a small pressure spring and a guide post. The utility model has the beneficial effects that: the drawer can be opened smoothly due to rebounding, and a user can close the drawer more easily, so that the drawer is more favorable for daily use.
Description
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, drawer guide rails which can freely slide are installed on drawers of various desks, in order to realize the rebounding opening and buffering closing functions of the drawer, the prior art discloses a drawer guide rail, the rebounding opening and buffering closing functions of the drawer are realized through the cooperation of a pressure spring and a damper, the pressure spring is compressed in the drawer closing process, the elastic force is accumulated, the elastic force is released in the drawer opening process, the drawer is pushed to automatically open, in order to ensure that the stroke of the drawer in the automatic opening process can meet the requirement, the elastic force accumulated by the pressure spring needs to be large enough to avoid the situation that the drawer cannot be opened due to insufficient elastic force, but the drawer is closed, the elastic force of the pressure spring needs to be large enough, so that a user needs large force when closing the drawer to ensure that the pressure spring accumulates enough elastic force, and the drawer is hard to close in actual use, the smoothness is not enough, and the use experience is influenced.
SUMMERY OF THE UTILITY MODEL
The steel ball rail damping rebounding device provided by the utility model can ensure that the rebounding opening process of the drawer is smooth, a user can close the drawer more easily, and the use in daily life is facilitated.
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 large pressure spring, a tension spring, a damper, a small pressure spring and a guide post, wherein the outer rail, the middle rail and the inner rail are sequentially sleeved together, the fixed seat is fixed on the outer rail, the tension spring is connected with the compression part and the movable block, two ends of the large pressure spring are respectively abutted against the vertical planes of the fixed seat and the compression part, an elastic device is arranged on the fixed seat and comprises the small pressure spring and the guide post, the small pressure spring is sleeved on the guide post, the damper is fixed on the compression part, the head of the damper is connected with the movable block, the compression part and the movable block move back and forth relative to the fixed seat, the compression part is limited after a drawer is closed, the drawer is opened by external force, the inner rail pushes the inner rail to move forward, the movable block and the compression part drive the guide post to move forward, the compression part removes the limit, and the guide post is driven by the compression part to move forward, the guide post extrudes the small pressure spring, the small pressure spring is compressed to accumulate elastic force, after the hand is loosened, the small pressure spring extends backwards to release the elastic force, the guide post gives a backward force to the compression piece to push the compression piece to move backwards, and the drawer rebounds to be automatically opened.
Preferably, a limiting groove is formed in the fixing seat, the small pressure spring is sleeved on the guide post, the small pressure spring and the guide post are clamped in the limiting groove together, the guide post compresses the small pressure spring, the front and back movement of the guide post is not limited, the guide post is pushed by the compression piece to move forwards and extrudes the small pressure spring, the small pressure spring accumulates elastic force, the limiting groove limits the small pressure spring not to move forwards along with the guide post, one end of the guide post compresses the small pressure spring, and the small pressure spring is compressed as long as the guide post moves forwards, so that the force accumulation process of the small pressure spring is realized.
Preferably, the compression piece and the moving block are in an abutting relationship and are not connected, so that the compression piece and the moving block can move relatively, and the drawer can be opened and closed more flexibly and more labor-saving.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model designs a large pressure spring and a small pressure spring, wherein two ends of the large pressure spring respectively abut against vertical planes of a fixed seat and a compression piece, an elastic device is arranged on the fixed seat and comprises a small pressure spring and a guide post, the small pressure spring is sleeved on the guide post, the small pressure spring and the guide post are clamped in a limiting groove together, the small pressure spring is compressed along with the forward movement of the guide post and starts to accumulate elastic force, after the external force is removed, the small pressure spring releases the elastic force and extends backwards to push the guide post and the compression piece to move backwards, and the rebound process is completed.
Therefore, in the closing process of the drawer, the inner rail is pushed by hand, the inner rail moves forwards under the influence of the pushing force, the compression piece and the moving block are driven to move forwards, the large pressure spring is compressed and accumulates elastic force, wherein the elastic force accumulated by the large pressure spring is mainly provided by hands, so the size of the elastic force accumulated by the large pressure spring is the key influencing how much force is used when a user closes the drawer, in order to ensure that the stroke of the automatic opening process of the drawer can meet the requirement in the prior art, the elastic force accumulated by the large pressure spring needs to be ensured to be large enough, the condition that the drawer cannot be opened due to insufficient elastic force is avoided, the user needs to use larger force to close the drawer, and the use habit of general people is not met, the elastic coefficient of the large pressure spring is reduced, so that the elastic force accumulated by the large pressure spring is reduced, the force required by the user to close the drawer is reduced, and when the compression piece is limited, the elastic force of the large pressure spring is accumulated to the maximum value, the drawer is pulled by the tension spring and the damper in a matching manner, so that the drawer is automatically closed, and because the compression piece does not move relative to the guide column in the closing process of the drawer, the guide column does not move, the small tension spring does not generate elasticity, and a user does not need to pay extra force when closing the drawer;
in the drawer opening process, the external force is provided by hands to push the inner rail to move forwards, the inner rail drives the movable block to move forwards, the movable block drives the compression piece to move forwards, the compression piece is relieved from limiting, the compression piece is in contact with the guide post and drives the guide post to move forwards, the guide post extrudes the small pressure spring, the small pressure spring is compressed and stores elastic force, then the external force is removed, the small pressure spring and the large pressure spring release elastic force together, the compression piece is pushed to move backwards, the movable block and the inner rail are driven to move backwards, the drawer is automatically opened, the small pressure spring can compensate the elastic force reduced by the large pressure spring, the rebounding opening process of the drawer is guaranteed to be smooth, and the situation that the drawer cannot be opened due to insufficient elastic force cannot occur can be avoided.
Therefore, the steel ball rail damping rebounding device provided by the utility model can ensure that the rebounding opening process of the drawer is smoother, a user can close the drawer more easily, and the use in daily life is facilitated.
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 schematic view of an assembly structure of the fixed base, the compression member and the moving block in the present invention;
FIG. 8 is an exploded view of an assembly structure of a small compression spring and a guide post according to the present invention;
fig. 9 is an exploded view of an assembled structure of the damper according to 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 the technical solutions by those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-9, 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 schematic view of an assembly structure of the fixed base, the compression member and the moving block in the present invention;
FIG. 8 is an exploded view of an assembly structure of a small compression spring and a guide post according to the present invention; fig. 9 is an exploded view of an assembled structure of the damper according to 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 large pressure spring 7, a tension spring 8, a damper 9, a small pressure spring 10, a guide column 11 and a limiting groove 12.
A steel ball rail damping rebound 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 large pressure spring 7, a tension spring 8, a damper 9, a small pressure spring 10 and a guide post 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, the tension spring 8 is connected with the compression part 5 and the moving block 6, two ends of the large pressure spring 7 are respectively abutted against the vertical planes of the fixed seat 4 and the compression part 5, an elastic device is arranged on the fixed seat 4 and comprises the small pressure spring 10 and the guide post 11, the small pressure spring 10 is sleeved on the guide post 11, the damper 9 is fixed on the compression part 5, the head of the damper 9 is connected with the moving block 6, the compression part 5 and the moving block 6 move back and forth relative to the fixed seat 4, after a drawer is closed, the compression part 5 is limited, and in the process of closing and opening the drawer, the inner rail 3 is pushed to move forward by external force, the inner rail 3 drives the moving block 6 and the compression piece 5 to move forwards, the compression piece 5 is relieved for limiting, the compression piece 5 pushes the guide post 11 to move forwards, the guide post 11 extrudes the small pressure spring 10, the small pressure spring 10 is compressed to accumulate elastic force, after hands are loosened, the small pressure spring 10 extends backwards to release the elastic force, the guide post 11 provides backward force to the compression piece 5 to push the compression piece 5 to move backwards, and the drawer is rebounded to be opened automatically.
A limiting groove 12 is formed in the fixing seat 4, the small pressure spring 10 is sleeved on the guide post 11, the small pressure spring 10 and the guide post 11 are clamped in the limiting groove 12 together, the guide post 11 compresses the small pressure spring 10, the front and back movement of the guide post 11 is not limited, the guide post 11 is pushed by the compression piece 5 to move forwards, the small pressure spring 11 is extruded, the small pressure spring 11 accumulates elastic force, the limiting groove 12 limits the small pressure spring 10 not to move forwards along with the guide post 11, one end of the guide post 11 compresses the small pressure spring 10, and as long as the guide post 11 moves forwards, the small pressure spring 10 is compressed, and the force accumulation process of the small pressure spring 10 is achieved.
The compression part 5 and the moving block 6 are in an abutting relationship without a connection relationship, so that the compression part 5 and the moving block 6 can move relatively, and the opening and closing process of the drawer is more flexible and labor-saving.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model designs a large pressure spring 7 and a small pressure spring 10, wherein two ends of the large pressure spring 7 respectively abut against vertical planes of a fixed seat 4 and a compression part 5, an elastic device is arranged on the fixed seat 4 and comprises the small pressure spring 10 and a guide post 11, the small pressure spring 10 is sleeved on the guide post 11, the small pressure spring 10 and the guide post 11 are clamped in a limiting groove 12 together, the small pressure spring 10 is compressed along with the forward movement of the guide post 11 and starts to accumulate elastic force, after the external force is removed, the small pressure spring 10 releases the elastic force and extends backwards to push the guide post 11 and the compression part 5 to move backwards, and the rebound process is completed.
Therefore, in the closing process of the drawer, the inner rail 3 is pushed by hand, the inner rail 3 moves forwards under the influence of thrust, the compression piece 5 and the moving block 6 are driven to move forwards, the large pressure spring 7 is compressed to accumulate elastic force, wherein the elastic force accumulated by the large pressure spring 7 is mainly provided by hands, so the size of the elastic force accumulated by the large pressure spring 7 is the key of influencing the use of much force when a user closes the drawer, in order to ensure that the stroke of the automatic opening process of the drawer can meet the requirement in the prior art, the enough large elastic force accumulated by the large pressure spring 7 needs to be ensured, the condition that the drawer cannot be opened due to insufficient elastic force is avoided, the drawer can be closed by using larger force, the use habit of common people is not met, the elastic coefficient of the large pressure spring 7 is reduced, the elastic force accumulated by the large pressure spring 7 is reduced, and the force required by the user for closing the drawer is reduced, when the compression piece 5 is limited, the elastic force of the large compression spring 7 is accumulated to the maximum value, the tension spring 8 and the damper 9 are matched to pull the drawer, so that the drawer is automatically closed, and because the compression piece 5 does not move relative to the guide post 11 in the closing process of the drawer, the guide post 11 does not move, the small compression spring 10 does not generate the elastic force, and a user does not need to pay extra force when closing the drawer;
in the drawer opening process, a user needs to provide external force to push the inner rail 3 to move forwards, the inner rail 3 drives the moving block 6 to move forwards, the moving block 6 drives the compression piece 5 to move forwards, the compression piece 5 is relieved from limiting, the compression piece 5 is in contact with the guide post 11 and drives the guide post 11 to move forwards, the guide post 11 extrudes the small pressure spring 10, the small pressure spring 10 is compressed to accumulate elastic force, the external force is removed later, the small pressure spring 10 and the large pressure spring 7 release the elastic force together, the compression piece 5 is pushed to move backwards, the moving block 6 and the inner rail 3 are driven to move backwards, the drawer is automatically opened, the small pressure spring 10 can reduce the elastic force of the large pressure spring 7, and accordingly the rebound opening process of the drawer is guaranteed to be smooth.
Therefore, the steel ball rail damping rebounding device provided by the utility model can ensure that the rebounding opening process of the drawer is smooth, a user can close the drawer more easily, and the use in daily life is facilitated.
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 (3)
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 large pressure spring (7), a tension spring (8) and a damper (9), 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), the tension spring (8) is connected with the compression piece (5) and the moving block (6), two ends of the large pressure spring (7) are respectively abutted against the fixed seat (4) and a vertical plane of the compression piece (5), an elastic device is arranged on the fixed seat (4) and comprises a small pressure spring (10) and a guide column (11), the small pressure spring (10) is sleeved on the guide column (11), and the damper (9) is fixed on the compression piece (5), the head of the damper (9) is connected with the movable block (6), the compression piece (5) and the movable block (6) move back and forth relative to the fixed seat (4), the compression piece (5) is limited after the drawer is closed, the inner rail (3) is pushed by external force to move forward in the closing and opening process of the drawer, the inner rail (3) drives the movable block (6) and the compression piece (5) to move forward, the limitation of the compression piece (5) is relieved, the guide column (11) is pushed by the compression piece (5) to move forward, the guide column (11) extrudes the small pressure spring (10), the small pressure spring (10) is compressed and accumulates elastic force, after the hand is loosened, the small pressure spring (10) extends backwards and releases the elastic force, a backward force is given to the compression piece (5) through the guide column (11), the compression piece (5) is pushed to move backwards, and the drawer rebounds and opens automatically.
2. The steel ball rail damping rebounding device according to claim 1, wherein a limiting groove (12) is formed in the fixing seat (4), the small pressure spring (10) and the guide post (11) are clamped in the limiting groove (12) together, the guide post (11) compresses the small pressure spring (10), and the front and back movement of the guide post (11) is not limited.
3. A ball track damped rebounding device according to claim 1, wherein said compression member (5) and said moving mass (6) are in an abutting relationship, without a connection relationship.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683243.1U CN216534502U (en) | 2021-07-22 | 2021-07-22 | Steel ball rail damping rebounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683243.1U CN216534502U (en) | 2021-07-22 | 2021-07-22 | Steel ball rail damping rebounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216534502U true CN216534502U (en) | 2022-05-17 |
Family
ID=81536596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121683243.1U Active CN216534502U (en) | 2021-07-22 | 2021-07-22 | Steel ball rail damping rebounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216534502U (en) |
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2021
- 2021-07-22 CN CN202121683243.1U patent/CN216534502U/en active Active
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