Xiaoyao seat and Xiaoyao tension adjusting device for Xiaoyao seat

Abstract

The utility model provides a leisure tensioning adjusting device for a leisure seat and the leisure seat, and the leisure tensioning adjusting device comprises a base, a seat back assembly movably arranged on the base, a leisure mechanism arranged between the base and the seat back assembly, and a tensioning adjusting mechanism arranged between the base and the leisure mechanism. The chair back can swing back and forth relative to the base in the length direction of the base so that a user can relax the body, the leisure mechanism comprises a swing rail, a sliding rod, a swing rod and a spring set with the two ends arranged on the sliding rod and the swing rod respectively, and the elastic deformation quantity of the spring set is adjusted through the tension adjusting mechanism so that the spring set can provide different elastic forces. The multifunctional swing chair has the advantages of being small in occupied area, high in applicability, good in user experience, high in structural stability, capable of effectively prolonging the service life of the chair, easy to operate and convenient to popularize and implement.

Description

Technical Field

[0001] The present application belongs to the technical field of seat production, and specifically relates to a leisurely chair tensioning adjustment device and a leisurely chair. Background Art

[0002] In the prior art, with the improvement of material standards, people have higher and higher requirements for the user experience of sitting furniture. At present, the reclining chair is a seat used to relax the body in life. When the user sits on the reclining chair, he can adjust his center of gravity to achieve the function of swinging back and forth to relax the user's body.

[0003] In the prior art, in order to achieve forward and backward swinging, the rocking chair includes a base, a chair back provided on the base, and curved chair legs provided under the seat. Through the contact between the curved surface and the reference surface, the user can adjust his or her own center of gravity to achieve the function of rocking back and forth. The main disadvantages of this structure are: first, in order to increase the swing amplitude, curved chair legs with a certain arc are required, which significantly increases the floor space of the seat; second, the swing amplitude and swing feedback cannot be adjusted, which cannot meet the use needs of user groups of different weights, resulting in poor user experience, and the arc structure has low stability, and the overall service life of the seat is low. Therefore, there is an urgent need for a rocking chair tensioning adjustment device with adjustable swing amplitude and swing feedback that can significantly improve the user experience. Utility Model Content

[0004] In order to solve the technical problems in the prior art that the reclining function of a chair is usually achieved by the contact between the curved chair legs provided on the base and the reference surface, the reclining function occupies a large area during use, cannot meet the needs of users of different weights, has poor applicability, poor user experience, low structural stability, and short service life, the present application proposes a reclining tension adjustment device for a reclining chair;

[0005] In order to solve the technical problem raised in this application, this application also provides a reclining chair, which includes a reclining tensioning adjustment device for a reclining chair proposed in this application.

[0006] The present application adopts the following scheme: a rocker tensioning adjustment device for a rocker chair, comprising a base, a seat back assembly movably arranged on the base, a rocker mechanism arranged between the base and the seat back assembly, and a tensioning adjustment mechanism arranged between the base and the rocker mechanism. The seat back assembly can be swung back and forth relative to the base along the length direction of the base through the rocker mechanism. The rocker mechanism comprises a rocking guide rail arranged on one end of the base, a sliding rod arranged on the other end of the base, a rocking rod arranged between the base and the seat back assembly and matched with the rocking guide rail, and a spring group with two ends respectively arranged on the sliding rod and the rocking rod. When the seat back assembly swings relative to the base, the rocking rod slides along the rocking guide rail, and the tensioning adjustment mechanism is used to adjust the elastic deformation of the spring group.

[0007] In one embodiment, the swing mechanism further includes a sliding groove provided on the base at a position corresponding to the sliding rod, and the tensioning adjustment mechanism is used to drive the sliding rod to move relative to the sliding groove, so as to drive the spring group to move relative to the swing rod, thereby adjusting the elastic deformation of the spring group.

[0008] In one embodiment, the tensioning adjustment mechanism includes a driving assembly provided on the base, and a push block provided between the driving assembly and the sliding rod, wherein the driving assembly is used to drive the push block to move along the length direction of the base, so as to drive the sliding rod to move along the length direction of the slide groove, thereby adjusting the elastic deformation of the spring group.

[0009] In one embodiment, the push block has a trapezoidal cross-section, an arc-shaped connecting groove is provided on one end of the push block close to the sliding rod, the sliding rod is matched in the arc-shaped connecting groove, and an inclined groove is provided on one end of the push block close to the driving assembly, and the driving assembly is matched in the inclined groove.

[0010] In one embodiment, the driving assembly includes a driving gear that rotates on the base, a first driven gear that engages with the driving gear, a second driven gear that engages with the first driven gear, and a driving block provided on the second driven gear. When the driving gear rotates, the first driven gear and the second driven gear are linked and drive the driving block to move along the length direction of the base.

[0011] In one embodiment, the driving block is arranged on both sides of the second driven gear, and a connecting protrusion is provided on the side of the driving block close to the pushing block. The connecting protrusion can be matched and extended into the inclined groove to make the driving block fit with the pushing block.

[0012] In one embodiment, a forward and reverse thread screw is provided between the second driven gear and the driving block. When the driving gear drives the first driven gear to rotate, the second driven gear drives the forward and reverse thread screw to rotate relative to the driving block, thereby driving the driving block to move along the length direction of the base.

[0013] In one embodiment, the driving assembly further includes a handle rotatably disposed on the driving gear, and the handle is used to drive the driving gear to rotate.

[0014] In order to solve the technical problem raised in this application, this application also provides a reclining chair, including a reclining tensioning adjustment device for a reclining chair as described above.

[0015] Compared with the prior art, this application has the following beneficial effects:

[0016] The present application provides a leisurely tensioning adjustment device for a leisurely chair and a leisurely chair, which includes a base, a backrest assembly movably arranged on the base, a leisurely mechanism arranged between the base and the backrest assembly, and a tensioning adjustment mechanism arranged between the base and the leisurely mechanism. By setting the leisurely mechanism, the backrest can be swung back and forth relative to the base along the length direction of the base to allow the user to relax the body, wherein the leisurely mechanism includes a swing track, a sliding rod, a swing rod, and a spring group respectively arranged on the sliding rod and the swing rod at both ends. The elastic deformation of the spring group is adjusted by the tensioning adjustment mechanism, so that the spring group provides different sizes of elastic force, thereby meeting the swinging needs of user groups of different weights. It has the advantages of small footprint, strong applicability, good user experience, high structural stability, effectively extending the service life of the seat, simple operation, and easy promotion and implementation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural diagram of the main body of a leisure chair of the present application;

[0018] Figure 2 This is a structural schematic diagram of a leisurely chair tensioning adjustment device for the present application;

[0019] Figure 3 This is a top view of a leisurely chair tensioning adjustment device for the present application;

[0020] Figure 4 This application Figure 3 A partial enlarged view of point A in the middle;

[0021] Figure 5 This application Figure 3 Cross-sectional view at the middle BB;

[0022] Figure 6This is a schematic diagram of the assembly structure of the tension adjustment mechanism and the Xiaoyao structure of the present application;

[0023] Figure 7 It is a structural diagram of the push block of this application;

[0024] Figure 8 It is a structural diagram of the driver block of this application. Specific embodiments

[0025] Combine Figure 1-8 , further illustrating the technical solution, a leisurely tensioning adjustment device for a leisurely chair comprises a base 1, a seat back assembly 2 movably arranged on the base 1, a leisure mechanism 3 arranged between the base 1 and the seat back assembly 2, and a tensioning adjustment mechanism 4 arranged between the base 1 and the leisure mechanism 3, the seat back assembly 2 can be swung back and forth relative to the base 1 along the length direction of the base 1 through the leisure mechanism 3, the leisure mechanism 3 comprises a swing guide rail 30 arranged on one end of the base 1, a sliding rod 31 arranged on the other end of the base 1, a swing rod 32 arranged between the base 1 and the seat back assembly 2 and matched with the swing guide rail 30, and a spring group 33 with two ends respectively arranged on the sliding rod 31 and the swing rod 32, when the seat back assembly 2 swings relative to the base 1, the swing rod 32 slides along the swing guide rail 30, and the tensioning adjustment mechanism 4 is used to adjust the elastic deformation of the spring group 33.

[0026] The present application provides a leisurely tensioning adjustment device for a leisurely chair and a leisurely chair, which includes a base, a backrest assembly movably arranged on the base, a leisurely mechanism arranged between the base and the backrest assembly, and a tensioning adjustment mechanism arranged between the base and the leisurely mechanism. By setting the leisurely mechanism, the backrest can be swung back and forth relative to the base along the length direction of the base to allow the user to relax the body, wherein the leisurely mechanism includes a swing track, a sliding rod, a swing rod, and a spring group respectively arranged on the sliding rod and the swing rod at both ends. The elastic deformation of the spring group is adjusted by the tensioning adjustment mechanism, so that the spring group provides different sizes of elastic force, thereby meeting the swinging needs of user groups of different weights. It has the advantages of small footprint, strong applicability, good user experience, high structural stability, effectively extending the service life of the seat, simple operation, and easy promotion and implementation.

[0027] During the implementation of this embodiment, the swing mechanism 3 also includes a sliding groove 34 provided on the base 1 at a position corresponding to the sliding rod 31, and the tensioning adjustment mechanism 4 is used to drive the sliding rod 31 to move relative to the sliding groove 34, so as to drive the spring group 33 to move relative to the swing rod 32, thereby adjusting the elastic deformation of the spring group 33.

[0028] During actual implementation, the chute is but not limited to an open chute, and the sliding rod can be mounted on the chute and move along the length direction of the chute.

[0029] During the actual implementation process, a limit column is also provided on the base, which is used to limit the movement of the sliding rod along the length direction of the slide groove. When the sliding rod moves along the length direction of the slide groove, the sliding rod can be offset from the limit column to limit the sliding of the sliding rod, thereby ensuring the stability of the seat structure.

[0030] During the actual implementation process, the spring group includes multiple springs arranged at intervals along the width direction of the base. During the actual implementation process, the number of springs is two. The elastic deformation of the spring group is adjusted by the tensioning adjustment mechanism, so that the spring group provides different sizes of elastic force, thereby meeting the swinging needs of user groups with different weights. It has the advantages of small footprint, strong applicability, good user experience, high structural stability, effectively extending the service life of the seat, simple operation, and easy promotion and implementation.

[0031] During the implementation of this embodiment, the tensioning adjustment mechanism 4 includes a driving component 40 arranged on the base 1, and a push block 41 arranged between the driving component 40 and the sliding rod 31. The driving component 40 is used to drive the push block 41 to move along the length direction of the base 1 to drive the sliding rod 31 to move along the length direction of the slide groove 34.

[0032] During the implementation of this embodiment, the cross-section of the push block 41 is trapezoidal, and an arc-shaped connecting groove 42 is provided on the end of the push block 41 close to the sliding rod 31, and the sliding rod 31 is matched in the arc-shaped connecting groove 42. The push block 41 is provided with an inclined groove 43 on the end close to the driving component 40, and the driving component 40 is matched in the inclined groove 43.

[0033] During the implementation of this embodiment, the driving assembly 40 includes a driving gear 44 that is rotatably provided on the base 1, a first driven gear 45 that is engaged with the driving gear 44, a second driven gear 46 that is engaged with the first driven gear 45, and a driving block 47 that is provided on the second driven gear 46. When the driving gear 44 rotates, the first driven gear 45 and the second driven gear 46 are linked and drive the driving block 47 to move along the length direction of the base 1.

[0034] During the implementation of this embodiment, the driving block 47 is arranged on both sides of the second driven gear 46, and a connecting protrusion 48 is provided on the side of the driving block 47 close to the pushing block 41. The connecting protrusion 48 can be matched and extended into the inclined groove 43 to make the driving block 47 fit with the pushing block 41.

[0035] During actual implementation, the drive assembly is not limited to the gear drive assembly, but can also be replaced by a pneumatic or electric drive assembly to achieve the automatic travel function.

[0036] During the implementation of this embodiment, a forward and reverse screw 49 is provided between the second driven gear 46 and the driving block 47. When the driving gear 44 drives the first driven gear 45 to rotate, the second driven gear 46 drives the forward and reverse screw 49 to rotate relative to the driving block 47, thereby driving the driving block 47 to move along the length direction of the base 1.

[0037] During the implementation of this embodiment, the driving assembly 40 further includes a handle 5 rotatably disposed on the driving gear 44 , and the handle 5 is used to drive the driving gear 44 to rotate.

[0038] In order to solve the technical problem raised in this application, this application also provides a reclining chair, including a reclining tensioning adjustment device for a reclining chair as described above.

[0039] The present application provides a leisurely tensioning adjustment device for a leisurely chair and a leisurely chair, which includes a base, a backrest assembly movably arranged on the base, a leisurely mechanism arranged between the base and the backrest assembly, and a tensioning adjustment mechanism arranged between the base and the leisurely mechanism. By setting the leisurely mechanism, the backrest can be swung back and forth relative to the base along the length direction of the base to allow the user to relax the body, wherein the leisurely mechanism includes a swing track, a sliding rod, a swing rod, and a spring group respectively arranged on the sliding rod and the swing rod at both ends. The elastic deformation of the spring group is adjusted by the tensioning adjustment mechanism, so that the spring group provides different sizes of elastic force, thereby meeting the swinging needs of user groups of different weights. It has the advantages of small footprint, strong applicability, good user experience, high structural stability, effectively extending the service life of the seat, simple operation, and easy promotion and implementation.

[0040] The above are merely embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the present invention.

Claims

1. A tensioning adjustment device for a reclining chair, characterized in that: The invention comprises a base (1), a chair back assembly (2) movably arranged on the base (1), a rocking mechanism (3) arranged between the base (1) and the chair back assembly (2), and a tensioning adjustment mechanism (4) arranged between the base (1) and the rocking mechanism (3). The chair back assembly (2) can be rocked back and forth along the length direction of the base (1) relative to the base (1) through the rocking mechanism (3). The rocking mechanism (3) comprises a rocking guide rail (30) arranged on one end of the base (1) and a rocking guide rail (31) arranged on the base (1). The sliding rod (31) on the other end of the base (1) is arranged between the base (1) and the chair back assembly (2) and matches the swing rod (32) arranged in the swing guide rail (30), and the spring group (33) is respectively arranged on the sliding rod (31) and the swing rod (32) at both ends. When the chair back assembly (2) swings relative to the base (1), the swing rod (32) slides along the swing guide rail (30), and the tension adjustment mechanism (4) is used to adjust the elastic deformation of the spring group (33).

2. The tensioning adjustment device for a reclining chair according to claim 1, characterized in that: The swing mechanism (3) further comprises a sliding groove (34) provided on the base (1) at a position corresponding to the sliding rod (31); the tensioning adjustment mechanism (4) is used to drive the sliding rod (31) to move relative to the sliding groove (34), thereby driving the spring group (33) to move relative to the swing rod (32), thereby adjusting the elastic deformation of the spring group (33).

3. The tensioning adjustment device for a reclining chair according to claim 2, characterized in that: The tensioning adjustment mechanism (4) comprises a driving assembly (40) arranged on the base (1), and a push block (41) arranged between the driving assembly (40) and the sliding rod (31), wherein the driving assembly (40) is used to drive the push block (41) to move along the length direction of the base (1) so as to drive the sliding rod (31) to move along the length direction of the slide groove (34).

4. The tensioning adjustment device for a reclining chair according to claim 3, characterized in that: The push block (41) has a trapezoidal cross section, and an arc-shaped connecting groove (42) is provided on one end of the push block (41) close to the sliding rod (31), and the sliding rod (31) is matched and arranged in the arc-shaped connecting groove (42). The push block (41) has an inclined groove (43) on one end close to the driving assembly (40), and the driving assembly (40) is matched and arranged in the inclined groove (43).

5. The tensioning adjustment device for a reclining chair according to claim 4, characterized in that: The driving assembly (40) comprises a driving gear (44) rotatably arranged on the base (1), a first driven gear (45) meshed with the driving gear (44), a second driven gear (46) meshed with the first driven gear (45), and a driving block (47) arranged on the second driven gear (46). When the driving gear (44) rotates, the first driven gear (45) and the second driven gear (46) are linked and drive the driving block (47) to move along the length direction of the base (1).

6. The tensioning adjustment device for a reclining chair according to claim 5, characterized in that: The driving block (47) is arranged on both sides of the second driven gear (46), and a connecting protrusion (48) is provided on a side of the driving block (47) close to the pushing block (41). The connecting protrusion (48) can be matched and extended into the inclined groove (43) to make the driving block (47) fit with the pushing block (41).

7. The tensioning adjustment device for a reclining chair according to claim 5, characterized in that: A forward and reverse threaded screw (49) is provided between the second driven gear (46) and the driving block (47). When the driving gear (44) drives the first driven gear (45) to rotate, the second driven gear (46) drives the forward and reverse threaded screw (49) to rotate relative to the driving block (47), thereby driving the driving block (47) to move along the length direction of the base (1).

8. The tensioning adjustment device for a reclining chair according to claim 5, characterized in that: The driving assembly (40) further comprises a handle (5) rotatably arranged on the driving gear (44), and the handle (5) is used to drive the driving gear (44) to rotate.

9. A leisure chair, characterized in that: It comprises a leisurely tensioning adjustment device for a leisurely chair as described in any one of claims 1 to 8.

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