Back cushion supporting structure capable of being adjusted in leaning mode

Abstract

The utility model discloses a leaning adjustable back cushion support structure, which comprises a support plate, a spring groove, a threaded hanging table, a return spring, a lifting frame, a rotating frame, an overturning shaft, an overturning frame, a spring sleeve and a top pressure spring, the spring groove is arranged on one side of the support plate, and the threaded hanging table is arranged on the top of the inner wall of the spring groove. The lifting frame and the overturning frame are connected through the overturning shaft, the jacking spring is used for elastic supporting, in the using process, the jacking spring is extruded to enable the overturning frame to rotate around the overturning shaft, the supporting angle can be adjusted according to the sitting posture of a user, the individual requirements of the user are met, and the using experience of the user is improved; meanwhile, a return spring is matched with a rolling shaft and a supporting wheel to enable the lifting frame to be connected into the supporting plate in a sliding mode, the position of the lifting frame in the supporting plate is adjusted by extruding the mounting support through the waist and the back in the leaning process of a client, the supporting position of the back cushion can be adjusted according to the stress condition, and supporting comfort is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of seat support structures, in particular to a cushion support structure capable of being adjusted for leaning. Background Art

[0002] Chairs play an important role in daily life and work. They can effectively support various parts of the body, such as the buttocks, waist, back and neck, so that the human body maintains a natural physiological curvature when sitting, reduces fatigue and discomfort caused by long-term sitting, and improves sitting posture and body shape; among them, the seat cushion support structure is a crucial part of seat design. It mainly undertakes the function of supporting and protecting the back and waist of the human body, providing users with important support and protection functions. The existing seat cushion structure can basically meet daily use needs, but the support position is relatively single. During use, the support angle cannot be adjusted according to the user's sitting posture, which is difficult to meet the user's personalized needs and affects the user's use experience; and the support height of the seat cushion structure is difficult to adjust. During the customer's leaning process, the support position of the cushion cannot be adjusted according to the force conditions, which affects the comfort of the support; therefore, it is necessary to design a cushion support structure that can be adjusted for leaning. Utility Model Content

[0003] The purpose of the utility model is to provide a cushion support structure that can be adjusted for leaning, so as to solve the problem that the supporting position of the existing seat cushion structure is relatively single, and the supporting angle cannot be adjusted according to the user's sitting posture during use, which is difficult to meet the user's personalized needs and affects the user experience; and the supporting height of the seat cushion structure is difficult to adjust, and the supporting position of the cushion cannot be adjusted according to the force conditions during the customer's leaning process, affecting the support comfort.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a cushion support structure that can be adjusted by leaning, comprising a support plate, a spring groove, a threaded hanging platform, a return spring, a lifting frame, a rotating frame, a flip shaft, a flip frame, a spring sleeve and a top pressure spring, a spring groove is opened on one side of the support plate, a threaded hanging platform is provided on the top of the inner wall of the spring groove, a first screw is connected to the threaded hanging platform through threaded cooperation, the first screw is sleeved on one end of the return spring, and the other end of the return spring is sleeved on the second screw, the second screw is fixed to the top of one side of the lifting frame by thread, a rotating frame is provided on the top of the lifting frame, a flip shaft is sleeved in the rotating frame, both ends of the flip shaft are sleeved on the flip frame, a spring sleeve is provided on the side of the flip frame close to the lifting frame, a top pressure spring is sleeved in the spring sleeve, one end of the top pressure spring is sleeved in the limiting ring, and the limiting ring is fixed in the lifting frame.

[0005] As a further technical solution of the utility model, support frames are symmetrically arranged in the lifting frame, and rollers are sleeved in the support frames.

[0006] As a further technical solution of the utility model, a support wheel is sleeved in the roller, and the support wheel is rollingly connected to the support plate.

[0007] As a further technical solution of the utility model, a connecting shaft is sleeved in the turnover frame, and both ends of the connecting shaft are sleeved in the connecting frame.

[0008] As a further technical solution of the utility model, the connecting frame is sleeved in the side notches, and the side notches are symmetrically arranged on the flip frame.

[0009] As a further technical solution of the utility model, the connecting frame is symmetrically arranged on the mounting bracket.

[0010] As a further technical solution of the utility model, reinforcing ribs are symmetrically arranged on both sides of the spring sleeve, and the reinforcing ribs are fixed in the flip frame.

[0011] The utility model provides an adjustable leaning cushion support structure, which has the advantages that: a rotating frame and a flip frame on the lifting frame are connected by a tilting shaft, and a top pressure spring in a spring sleeve is used for elastic support. During use, the flip frame is rotated around the flip shaft by squeezing the top pressure spring, and the support angle can be adjusted according to the user's sitting posture, thereby meeting the user's personalized needs and improving the user experience; at the same time, the return spring is connected to the first screw and the second screw to cooperate with the roller and the support wheel to make the lifting frame slidably connected in the support plate. During the leaning process, the customer's waist and back squeeze the mounting bracket to adjust the position of the lifting frame in the support plate, and the support position of the cushion can be adjusted according to the force conditions, thereby ensuring the comfort of the support. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 It is an exploded view of the overall structure of the utility model;

[0015] Figure 3 for Figure 2 A partial enlarged view of the middle A area;

[0016] Figure 4 A three-dimensional diagram of the turning frame in the utility model;

[0017] Figure 5 It is a three-dimensional diagram of the support plate in the utility model.

[0018] In the figure: 1. support plate; 2. spring groove; 3. threaded hanging platform; 4. first screw; 5. return spring; 6. second screw; 7. lifting frame; 8. rotating frame; 9. flip axis; 10. flip frame; 11. spring sleeve; 12. top pressure spring; 13. limit ring; 14. support frame; 15. roller; 16. support wheel; 17. connecting shaft; 18. connecting frame; 19. side notch; 20. mounting bracket; 21. reinforcing rib. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-5The utility model provides an embodiment of a cushion support structure that can be adjusted by leaning, including a support plate 1, a spring groove 2, a threaded hanging platform 3, a return spring 5, a lifting frame 7, a rotating frame 8, a flip shaft 9, a flip frame 10, a spring sleeve 11 and a top pressure spring 12. A spring groove 2 is opened on one side of the support plate 1, and a threaded hanging platform 3 is arranged on the top of the inner wall of the spring groove 2. A first screw 4 is connected to the threaded hanging platform 3 through threaded cooperation. The first screw 4 is sleeved on one end of the return spring 5, and the other end of the return spring 5 is sleeved on the second screw 6. The second screw 6 is fixed to the top of one side of the lifting frame 7 through threads. A rotating frame 8 is arranged on the top of the lifting frame 7, and a flip shaft 9 is sleeved in the rotating frame 8. Both ends of the flip shaft 9 are sleeved on the flip frame 10. The flip frame 10 is arranged on a side close to the lifting frame 7. There is a spring sleeve 11, in which a pressure spring 12 is sleeved, one end of the pressure spring 12 is sleeved in a limit ring 13, and the limit ring 13 is fixed in the lifting frame 7; a support frame 14 is symmetrically arranged in the lifting frame 7, in which a roller 15 is sleeved; a support wheel 16 is sleeved in the roller 15, and the support wheel 16 is rollingly connected to the support plate 1; a connecting shaft 17 is sleeved in the turning frame 10, and both ends of the connecting shaft 17 are sleeved in the connecting frame 18; the connecting frame 18 is sleeved in the side notch 19, and the side notch 19 is symmetrically opened on the turning frame 10; the connecting frame 18 is symmetrically arranged on the mounting bracket 20; reinforcing ribs 21 are symmetrically arranged on both sides of the spring sleeve 11, and the reinforcing ribs 21 are fixed in the turning frame 10, and the structural stability of the turning frame 10 is improved by the arranged reinforcing ribs 21;

[0022] Specifically, when in use, the rotating frame 8 and the flip frame 10 on the lifting frame 7 are connected through the arranged flip axis 9, and the top pressure spring 12 in the spring sleeve 11 is used for elastic support. During use, the flip frame 10 is rotated around the flip axis 9 by squeezing the top pressure spring 12, and the support angle can be adjusted according to the user's sitting posture, which meets the user's personalized needs and improves the user's usage experience; at the same time, the return spring 5 connects the first screw 4 and the second screw 6 to cooperate with the roller 15 and the support wheel 16 to make the lifting frame 7 slidably connected in the support plate 1. During the customer's leaning process, the waist and back squeeze the mounting bracket 20 to adjust the position of the lifting frame 7 in the support plate 1, and the support position of the cushion can be adjusted according to the force conditions to ensure the comfort of the support.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A cushion support structure capable of being adjusted against a user, comprising a support plate (1), a spring slot (2), a threaded hanging platform (3), a return spring (5), a lifting frame (7), a rotating frame (8), a turning shaft (9), a turning frame (10), a spring sleeve (11) and a pressure spring (12), characterized in that: A spring groove (2) is provided on one side of the support plate (1), a threaded hanging platform (3) is provided on the top of the inner wall of the spring groove (2), a first screw (4) is connected to the threaded hanging platform (3) by threaded matching, the first screw (4) is sleeved on one end of the return spring (5), and the other end of the return spring (5) is sleeved on the second screw (6), the second screw (6) is fixed to the top of one side of the lifting frame (7) by threaded connection, a rotating frame (8) is provided on the top of the lifting frame (7), a turning shaft (9) is sleeved in the rotating frame (8), both ends of the turning shaft (9) are sleeved on the turning frame (10), a spring sleeve (11) is provided on the side of the turning frame (10) close to the lifting frame (7), a top pressure spring (12) is sleeved in the spring sleeve (11), one end of the top pressure spring (12) is sleeved in a limiting ring (13), and the limiting ring (13) is fixed in the lifting frame (7).

2. The cushion support structure capable of adjusting leaning according to claim 1, characterized in that: The lifting frame (7) is symmetrically provided with a support frame (14), and a roller (15) is sleeved in the support frame (14).

3. The adjustable back cushion support structure according to claim 2, characterized in that: A supporting wheel (16) is sleeved in the roller (15), and the supporting wheel (16) is rollingly connected to the supporting plate (1).

4. The adjustable back cushion support structure according to claim 1, characterized in that: A connecting shaft (17) is sleeved in the turning frame (10), and two ends of the connecting shaft (17) are sleeved in the connecting frame (18).

5. The cushion support structure capable of adjusting leaning according to claim 4, characterized in that: The connecting frame (18) is sleeved in the side notches (19), and the side notches (19) are symmetrically arranged on the turning frame (10).

6. The cushion support structure capable of adjusting leaning according to claim 5, characterized in that: The connecting frame (18) is symmetrically arranged on the mounting bracket (20).

7. The adjustable back cushion support structure according to claim 1, characterized in that: Reinforcement ribs (21) are symmetrically arranged on both sides of the spring sleeve (11), and the reinforcement ribs (21) are fixed in the turning frame (10).

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