CN220512535U

CN220512535U - Sofa structure

Info

Publication number: CN220512535U
Application number: CN202322184288.XU
Authority: CN
Inventors: 吕伟亮
Original assignee: Fujian Wenrui Smart Home Co ltd
Current assignee: Fujian Wenrui Smart Home Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-02-23
Anticipated expiration: 2033-08-15

Abstract

The utility model relates to the technical field of furniture, in particular to a sofa structure. Four chair legs are fixedly connected to the lower end of the seat body, armrests are fixedly connected to the seat body, rotating columns are rotatably connected to the inner portions of the armrests, backrests are fixedly connected to the rotating columns, buffer structures are arranged in the seat body, adjusting structures are arranged between the armrests and the backrests, and supporting structures are arranged on the backrests. When a person leans on the sofa structure to rest, the back can lean on the backrest, the rotating handle on the armrest is rotated, the limiting rack drives the limiting gear to rotate, the backrest can lean backwards through the back to be adjusted, when the backrest is adjusted to a proper angle, the rotating handle is loosened to prevent the limiting rack from moving to limit the limiting gear, the angle of the backrest and the seat body of the device is adjusted more randomly, and the adjustment mode is more convenient.

Description

Sofa structure

Technical Field

The utility model relates to the technical field of furniture, in particular to a sofa structure.

Background

The sofa is a multi-seat chair with soft cushions, a backrest chair with springs or thick foam plastic and the like, and armrests are arranged on two sides of the chair, so that the sofa is one of software furniture, and at present, the sofa is one of furniture necessary for many families.

An air filter cartridge as mentioned in the prior chinese publication (issued patent number: CN 218484138U) includes a first backrest, a seat cushion provided at the bottom of the first backrest, armrests provided at both sides of the seat cushion, and support legs provided at corners and the middle of the seat cushion. The top of first back is provided with the installation piece, is provided with a plurality of telescopic shaft on the installation piece, is provided with the receiver on the telescopic shaft, and the receiver is inside to be provided with the dwang, and the one end and the receiver rotation of dwang are connected, and the other end of dwang passes receiver and fixedly connected with first handle. The top of one side handrail is provided with an inflatable cushion, and the bottom of the other side handrail is provided with a blanket storage bag. A screw rod is arranged between the supporting legs at two sides. The dustproof sofa structure adopting the structure has the advantages that the dustproof cloth is arranged, the times of cleaning the sofa can be reduced, the dust accumulation at the bottom of the sofa can be conveniently cleaned by a user, the time and the labor are saved, the blanket and the pillow can be provided for the user, and the user can rest on the sofa conveniently.

The existing sofa mainly comprises a seat body and a backrest, when a user has a rest on the sofa, the back of the user leans against the backrest, and the existing sofa structure is provided with a related angle adjusting mechanism, so that the angle between the backrest and the seat body can be adjusted, but the angle is difficult to adjust as required, and the angle between the backrest and the seat body is unchanged when the user wants to adjust the angle between the backrest and the seat body at will only according to the set grade.

Disclosure of Invention

The purpose of the present application is: for solving the problem that the angle of a backrest and a seat body is inconvenient to adjust at will in the existing sofa structure, the application provides a sofa structure.

The application specifically adopts the following technical scheme for realizing the purposes:

the utility model provides a sofa structure, includes the pedestal, four chair legs of pedestal lower extreme fixedly connected with, fixedly connected with handrail on the pedestal, the inside rotation of handrail is connected with the initiative post, fixedly connected with back on the rotation post, the inside buffer structure that is provided with of pedestal, be provided with adjusting structure between handrail and the back.

Through adopting above-mentioned technical scheme, when this sofa structure is in use, the user places the buttock on the pedestal, and the back leans on and has a rest on the back, adjusts the angle between back and the pedestal through adjusting the structure, and it is more natural to make the user sit when lying on this sofa structure more laminating limbs, lifts user's buttock and carries out flexible buffering to it, makes the pedestal surface softer by the sponge bed course, lets this sofa structure more comfortable when using.

Further, the adjusting structure comprises a limiting gear fixedly connected to the rotating column, a limiting rack is clamped on the limiting gear, a moving assembly is arranged between the limiting rack and the handrail, and a transmission assembly is arranged between the limiting rack and the handrail.

Through adopting above-mentioned technical scheme, when this sofa structure is to angle regulation, drive spacing rack through the removal subassembly and carry out spacing and angle regulation to spacing gear, make the device can adjust back and pedestal.

Further, the movable assembly comprises a connecting rod fixedly connected to a limiting rack, a threaded rod is connected to the end portion of the connecting rod in a threaded mode, the threaded rod is connected with the inside of the handrail in a rotating mode, and a guiding assembly is arranged on the limiting rack.

Through adopting above-mentioned technical scheme, when the back adjustment, can rotate the commentaries on classics handle and drive the threaded rod and rotate, make the device angle regulation's mode more simple and convenient.

Further, the guide assembly comprises a guide post fixedly connected to the inside of the handrail, a guide groove is formed in the limiting rack, and the guide post is in sliding connection with the guide groove.

Through adopting above-mentioned technical scheme, slide through guide way and guide post, make the removal of spacing rack can not skew.

Further, the transmission assembly comprises a rotating handle which is rotatably connected to the handrail, the rotating handle is fixedly connected with a transmission gear II, the transmission gear II is meshed with a transmission gear I, and the transmission gear I is fixedly connected with the threaded rod.

Through adopting above-mentioned technical scheme, through rotating the commentaries on classics handle messenger the device can more convenient adjust back angle.

Further, bearing structure includes the installing frame of fixed connection on the back, the installing frame rotates and is connected with the sleeve pipe, the inside sliding connection of sleeve pipe has the U type bracing piece, fixedly connected with rubber sleeve on the U type bracing piece, be provided with spacing subassembly on the sleeve pipe.

Through adopting above-mentioned technical scheme, rotate the sleeve pipe and pull out inside U type bracing piece, adjust length and support the back, strengthened the stability of back.

Further, the limiting component comprises a sliding groove formed in the sleeve, a guide block is connected in the sliding groove in a sliding mode, the guide block is fixedly connected with the U-shaped supporting rod, and a fixing bolt is connected to the U-shaped supporting rod in a threaded mode.

Through adopting above-mentioned technical scheme, can fix U type bracing piece and sleeve pipe through rotating fixing bolt, can adjust the supporting height of back.

Further, the buffer structure comprises a reset spring fixedly connected inside the seat body, a rubber pad is fixedly connected to the end part of the reset spring, and the rubber pad is attached to the sponge cushion layer.

Through adopting above-mentioned technical scheme, can lift user's buttock through the inside reset spring of pedestal, make it sit more comfortable, make the surface of pedestal softer, increased the durable degree on pedestal surface.

In summary, the present application includes at least one of the following benefits;

1. the device can the back lean on the back when the sofa structure had a rest, rotates the turning handle on the handrail, makes the rotation that spacing rack drove spacing gear, makes the back lean on backward through the back and adjusts, when adjusting to suitable angle, loosens the turning handle and makes spacing rack not remove and restrict spacing gear, lets the device adjust the angle of back and pedestal more random, and the adjustment mode is also more convenient.

2. The utility model discloses a personnel lean on when having a rest on sofa structure, user's buttock is placed on the pedestal, lifts user's buttock through the inside reset spring of pedestal, makes the pedestal carry out flexible buffering when personnel use, and the inside sponge bed course of pedestal also makes sofa surface soft, lets this sofa mechanism more comfortable when having a rest.

Drawings

FIG. 1 is a schematic perspective view of a sofa construction of the present application;

FIG. 2 is a partial cross-sectional view of a sofa construction of the present application;

FIG. 3 is a schematic view of a back rest structure of a sofa construction of the present application;

FIG. 4 is an enlarged schematic view of FIG. 3B of the present application;

fig. 5 is a cross-sectional view of the interior of a seat of a sofa construction of the present application.

Reference numerals illustrate:

1. a base; 2. a backrest; 3. an armrest; 4. chair legs; 5. a rotating handle; 6. rotating the column; 7. a limit gear; 8. a limit rack; 9. a connecting rod; 10. a threaded rod; 11. a first transmission gear; 12. a transmission gear II; 13. a mounting frame; 16. a return spring; 17. a rubber pad; 18. a sponge cushion layer; 20. a sleeve; 21. a U-shaped supporting rod; 22. a rubber sleeve; 23. a guide block; 24. a fixing bolt; 25. and a guide post.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a sofa structure.

Referring to fig. 1, a sofa structure comprises a seat body 1, wherein the lower end of the seat body 1 is fixedly connected with four chair legs 4, the seat body 1 is fixedly connected with an armrest 3, a rotating column 6 is rotatably connected inside the armrest 3, a backrest 2 is fixedly connected on the rotating column 6, a buffer structure is arranged inside the seat body 1, an adjusting structure is arranged between the armrest 3 and the backrest 2, and a supporting structure is arranged on the backrest 2.

When this sofa structure is in use, the user places the buttock on pedestal 1, the back leans on leaning on and has a rest on backrest 2, when the angle between backrest 2 and pedestal 1 need be adjusted, can rotate and change the angle of handle 5 between backrest 2 and pedestal 1 through adjusting the structure and adjust, adjust the structure and make the device angle of adjustment more convenient, can adjust the sofa according to different demands, make the user more laminate limbs more naturally when sitting on this sofa structure, through inside buffer structure on the pedestal 1, lift the buttock of user and carry out flexible buffering to it, make pedestal 1 surface softer, let this sofa structure more comfortable when the user has a rest.

Referring to fig. 2, the adjusting structure comprises a limiting gear 7 fixedly connected to a rotating column 6, wherein the limiting gear 7 is clamped with a limiting rack 8, a moving assembly is arranged between the limiting rack 8 and the handrail 3, and a transmission assembly is arranged between the limiting rack 8 and the handrail 3. The moving assembly comprises a connecting rod 9 fixedly connected to a limiting rack 8, a threaded rod 10 is connected to the end portion of the connecting rod 9 in a threaded mode, the threaded rod 10 is connected with the inside of the handrail 3 in a rotating mode, and a guiding assembly is arranged on the limiting rack 8. The guide assembly comprises a guide post 25 fixedly connected inside the handrail 3, a guide groove is formed in the limiting rack 8, and the guide post 25 is in sliding connection with the guide groove. The transmission assembly comprises a rotating handle 5 which is rotatably connected to the handrail 3, the rotating handle 5 is fixedly connected with a transmission gear II 12, the transmission gear II 12 is meshed with a transmission gear I11, and the transmission gear I11 is fixedly connected with a threaded rod 10.

When the angle of the backrest 2 and the seat body 1 is required to be adjusted, the transmission gear II 12 is driven to rotate by the rotating handle 5, the transmission gear I11 is driven to rotate by the threaded rod 10, the connecting rod 9 is driven to move up and down, the limiting rack 8 is guided by the guide post 25 to move up and down, the limiting gear 7 is driven to rotate when the limiting rack 8 moves, the backrest 2 is enabled to rotate along the rotating post 6, when the backrest rotates to a proper angle, the rotating handle 5 is stopped to rotate, the limiting rack 8 can stop rotating to limit the limiting gear 7 through the limiting rack 8, the angle between the backrest 2 and the seat body 1 can be adjusted freely by the sofa, and the sofa can be adjusted according to different requirements of users when the sofa is used.

Referring to fig. 3 and 4, the support structure includes a mounting frame 13 fixedly connected to the backrest 2, a sleeve 20 is rotatably connected to the mounting frame 13, a U-shaped support rod 21 is slidably connected to the inside of the sleeve 20, a rubber sleeve 22 is fixedly connected to the U-shaped support rod 21, and a limiting assembly is disposed on the sleeve 20. The limiting component comprises a sliding groove formed in the sleeve 20, a guide block 23 is connected in the sliding groove in a sliding mode, the guide block 23 is fixedly connected with the U-shaped supporting rod 21, and a fixing bolt 24 is connected to the U-shaped supporting rod 21 in a threaded mode.

When the backrest 2 carries out angle adjustment, can rotate the sleeve pipe 20 in the installing frame 13 outside the installing frame 13, pull the U type bracing piece 21 wherein, adjust the total length of U type bracing piece 21 and sleeve pipe 20, make it can laminate ground and support backrest 2, then rotate the fixing bolt 24 on the U type bracing piece 21, make it fix U type bracing piece 21 and sleeve pipe 20, make backrest 2 of the device when angle of adjustment is great, can support backrest 2, promoted the stability that the device used.

Referring to fig. 5, the buffering structure includes a return spring 16 fixedly connected to the inside of the seat body 1, a rubber pad 17 is fixedly connected to an end portion of the return spring 16, the rubber pad 17 is attached to a sponge cushion layer 18, and the sponge cushion layer 18 is a memory cotton cushion layer.

When the user sits on the seat body 1, the reset spring 16 in the seat body 1 can lift the buttocks of the user, the contact area between the reset spring 16 and the user is increased through the rubber pad 17, the lifting force is distributed more uniformly, the user sits more comfortably, the seat body 1 and the rubber pad 17 are placed through the sponge cushion 18, the surface of the seat body 1 is softer, the durability of the surface of the seat body 1 is increased, and the softness of the seat body is kept longer.

Working principle: when the sofa structure is used, a user places buttocks on the seat body 1, the back leans against the backrest 2 to rest, when the angle between the backrest 2 and the seat body 1 needs to be adjusted, when the sofa needs to adjust the angle between the backrest 2 and the seat body 1, the transmission gear II 12 drives the transmission gear I11 to rotate through the rotating handle 5, the threaded rod 10 rotates to drive the connecting rod 9 to move up and down, the limiting rack 8 is guided by the guide post 25 to move up and down, when the limiting rack 8 moves, the limiting gear 7 is driven to rotate to enable the backrest 2 to rotate along the rotating post 6, when the limiting rack 8 rotates to a proper angle, the rotating handle 5 is stopped to enable the limiting rack 8 to stop rotating to limit the limiting gear 7 through the limiting rack 8, so that the angle between the backrest 2 and the seat body 1 can be freely adjusted by the sofa, when the sofa structure is used, the sofa can be adjusted according to different requirements of users, when the backrest 2 is used for angle adjustment, the sleeve 20 in the installation frame 13 can be rotated to the outside of the installation frame 13, the U-shaped support rod 21 is pulled, the total length of the U-shaped support rod 21 and the sleeve 20 is adjusted, the U-shaped support rod 21 can be used for supporting the backrest 2 in a fitting way, then the fixing bolt 24 on the U-shaped support rod 21 is rotated, the U-shaped support rod 21 and the sleeve 20 are fixed, the backrest 2 of the device can be used for supporting the backrest 2 when the adjustment angle is larger, the stability of the device in use is improved, when the user sits on the seat body 1, the buttocks of the user can be lifted through the reset spring 16 in the seat body 1, the contact area between the reset spring 16 and the user is increased through the rubber pad 17, the lifting force distribution is more uniform, so that the sitting is more comfortable.

Claims

1. The utility model provides a sofa structure, includes pedestal (1), its characterized in that: the novel chair comprises a seat body (1), four chair legs (4) are fixedly connected to the lower end of the seat body (1), an armrest (3) is fixedly connected to the seat body (1), a rotating column (6) is connected to the armrest (3) in a rotating mode, a backrest (2) is fixedly connected to the rotating column (6), a buffer structure is arranged inside the seat body (1), an adjusting structure is arranged between the armrest (3) and the backrest (2), and a supporting structure is arranged on the backrest (2).

2. The sofa structure according to claim 1, characterized in that: the adjusting structure comprises a limiting gear (7) fixedly connected to the rotating column (6), the limiting gear (7) is connected with a limiting rack (8) in a clamping mode, a moving assembly is arranged between the limiting rack (8) and the handrail (3), and a transmission assembly is arranged between the limiting rack (8) and the handrail (3).

3. A sofa construction according to claim 2, characterized in that: the movable assembly comprises a connecting rod (9) fixedly connected to a limiting rack (8), a threaded rod (10) is connected to the end portion of the connecting rod (9) in a threaded mode, the threaded rod (10) is connected with the inside of the handrail (3) in a rotary mode, and a guiding assembly is arranged on the limiting rack (8).

4. A sofa construction according to claim 3, characterized in that: the guide assembly comprises a guide column (25) fixedly connected inside the handrail (3), a guide groove is formed in the limiting rack (8), and the guide column (25) is in sliding connection with the guide groove.

5. A sofa construction according to claim 2, characterized in that: the transmission assembly comprises a rotating handle (5) which is rotatably connected to the handrail (3), the rotating handle (5) is fixedly connected with a transmission gear II (12), the transmission gear II (12) is meshed with a transmission gear I (11), and the transmission gear I (11) is fixedly connected with the threaded rod (10).

6. The sofa structure according to claim 1, characterized in that: the supporting structure comprises a mounting frame (13) fixedly connected to the backrest (2), the mounting frame (13) is rotationally connected with a sleeve (20), a U-shaped supporting rod (21) is connected inside the sleeve (20) in a sliding mode, a rubber sleeve (22) is fixedly connected to the U-shaped supporting rod (21), and a limiting assembly is arranged on the sleeve (20).

7. The sofa structure of claim 6, wherein: the limiting assembly comprises a sliding groove formed in the sleeve (20), a guide block (23) is connected in the sliding groove in a sliding mode, the guide block (23) is fixedly connected with the U-shaped supporting rod (21), and a fixing bolt (24) is connected to the U-shaped supporting rod (21) in a threaded mode.

8. The sofa structure according to claim 1, characterized in that: the buffer structure comprises a reset spring (16) fixedly connected inside the seat body (1), a rubber pad (17) is fixedly connected to the end part of the reset spring (16), and the rubber pad (17) is attached to the sponge cushion layer (18).