Sofa structure

Abstract

The utility model relates to the technical field of furniture, in particular to a sofa structure which comprises a base, armrests, a backrest and a cleaning component, the lower end face of the base is connected with a plurality of supporting legs which are uniformly distributed at equal intervals, two ends of the upper end face of the base are used for connecting the armrests, the obliquely arranged backrest is connected to the base, and two ends of the backrest are connected with the armrests; the upper end surface of the base is used for placing a cushion; the cleaning assembly is connected to the base and comprises a moving assembly and a rotating assembly, the moving assembly is connected to the base, and the rotating assembly is connected to the moving assembly. According to the utility model, the cleaning component is used for cleaning sundries below the base, so that the problem that the sofa is difficult to move and clean due to heavy weight is avoided, the moving component drives the rotating component to enter a use state while moving in the horizontal direction, and the rotating component drives the cleaning component of the rotating component to rotate; the rotating cleaning part can be unfolded to obtain a larger cleaning area.

Description

Technical Field

[0001] The utility model relates to the technical field of furniture, in particular to a sofa structure. Background Art

[0002] A sofa is a cushioned multi-seat chair with a backrest equipped with springs or thick foam plastic, etc., with armrests on both sides. It is a kind of software furniture. Currently, the sofa has become one of the essential furniture in many families.

[0003] After searching, Chinese patent announcement number CN218484138U discloses a dustproof sofa structure, including a first backrest, a cushion arranged at the bottom of the first backrest, armrests arranged on both sides of the cushion, and support legs arranged at the corners and the middle of the cushion. A mounting block is arranged on the top of the first backrest, a plurality of telescopic shafts are arranged on the mounting block, a storage box is arranged on the telescopic shaft, a rotating rod is arranged inside the storage box, one end of the rotating rod is rotatably connected to the storage box, and the other end of the rotating rod passes through the storage box and is fixedly connected to the first handle. An inflatable cushion is arranged on the top of one armrest, and a blanket storage bag is arranged on the bottom of the other armrest. A screw is arranged between the two support legs. The utility model adopts a dustproof sofa structure of the above structure, with a dustproof cloth, which can reduce the number of times the sofa is cleaned, and is convenient for users to clean the dust at the bottom, saving time and effort, and can also provide users with blankets and pillows, so that users can rest on the sofa.

[0004] However, in the above technical solution, the first screw sleeve and the second screw sleeve are driven to move to drive the scraper and the cleaning brush to clean the dust at the bottom of the sofa, but the length of the cleaning brush and the scraper needs to be smaller than the width of the sofa to avoid people stepping on and scratching the wall, resulting in a certain dead angle between the wall and the cleaning scraper and the scraper. Utility Model Content

[0005] The utility model aims to provide a sofa structure in view of the problems existing in the background technology.

[0006] The technical solution of the utility model is as follows: a sofa structure comprises a base, both ends of which are connected to armrests, a backrest connected to the base is arranged between the armrests; a cleaning component is connected to the base, the cleaning component comprises a moving component and a rotating component, the moving component is connected to the base, and the moving component moves horizontally and reciprocatingly to clean the ground below the base when in use; the rotating component is connected to the moving component, and the rotating component drives the moving component to rotate when the moving component is in use.

[0007] Preferably, the moving assembly includes a reciprocating screw, both ends of which are rotatably connected to the base, and either end of the reciprocating screw passes through the base and is connected to an adjustment handle; a sliding seat, which is threadedly connected to the reciprocating screw; a telescopic device, which is connected to the sliding seat; a support shaft, one end of which is rotatably connected to the telescopic end of the telescopic device; a cleaning member, which is connected to one end of the support shaft; and an extension assembly, which is connected to the cleaning member, and the extension assembly is located inside the cleaning member in the initial state.

[0008] Preferably, the cleaning member comprises a rotating disk connected to one end of the supporting shaft; cleaning blades circumferentially distributed and connected to the outer side of the rotating disk; and a sweeping member connected to the cleaning blades.

[0009] Preferably, the cleaning member comprises a plurality of cleaning scrapers and cleaning brushes, the number of the cleaning brushes and the cleaning scrapers is the same, and the cleaning brushes and the cleaning scrapers are staggeredly connected to the cleaning blades.

[0010] Preferably, the extension assembly comprises an extension plate, which is slidably connected to a receiving cavity opened on the cleaning blade; and an elastic member, both ends of which are respectively connected to the receiving cavity and the extension plate.

[0011] Preferably, the telescopic device includes a fixed sleeve, which is connected to the sliding seat, and the inner wall of the fixed sleeve is provided with circumferentially distributed sliding grooves; a moving rod, which is slidably connected in the fixed sleeve, and the outer side of the moving rod is connected to a sliding block for sliding connection with the sliding groove; a connecting block, which is connected to one end of the moving rod, the outer side of the connecting block is used to connect to the limit rod, and one end of the connecting block is used for rotationally connecting with the support shaft.

[0012] Preferably, the rotating assembly includes a fixed plate, which is symmetrically arranged on both sides of the support shaft and connected to the base; two limit rods, which are symmetrically arranged, connected to the outside of the telescopic device, and slidingly connected to a guide groove opened on the inner wall of the fixed plate; a gear, which is connected to the outside of the support shaft; a rack, which is connected to any one of the side walls of the fixed plate, and the rack is meshingly connected to the gear for transmission.

[0013] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0014] In the utility model, the moving component can move back and forth in the horizontal direction when in use, and cleans the debris under the base by driving the cleaning component, thereby avoiding the problem that the sofa is heavy and difficult to move and clean. The moving component drives the rotating component to enter the use state while moving in the horizontal direction, and the rotating component drives the cleaning component of the rotating component to rotate. The rotating cleaning component can be unfolded to obtain a larger cleaning area. At the same time, the cleaning component can transport the debris in a distant position to the outside for centralized collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a three-dimensional diagram of the utility model;

[0016] Figure 2 for Figure 1 A cross-sectional schematic diagram of

[0017] Figure 3 for Figure 2 A magnified view of the structure at A;

[0018] Figure 4 is a schematic diagram of the gear structure;

[0019] Figure 5 for Figure 4 A magnified view of the structure at B;

[0020] Figure 6 It is a schematic diagram of the fixed sleeve structure.

[0021] 1. Base; 2. Armrest; 3. Backrest; 4. Reciprocating screw; 5. Adjusting handle; 6. Sliding seat; 7. Telescopic device; 8. Support shaft; 9. Cleaning member; 10. Rotating disk; 11. Cleaning blade; 12. Cleaning member; 13. Cleaning scraper; 14. Cleaning brush; 15. Extension plate; 16. Elastic member; 17. Fixed sleeve; 18. Sliding groove; 19. Moving rod; 20. Sliding block; 21. Connecting block; 22. Fixed plate; 23. Limiting rod; 24. Guide groove; 25. Gear; 26. Rack. DETAILED DESCRIPTION

[0022] Embodiment 1

[0023] like Figure 1-Figure 6 As shown, a sofa structure proposed by the utility model comprises a base 1, an armrest 2, a backrest 3 and a cleaning assembly, wherein the lower end surface of the base 1 is connected with a plurality of equidistant and evenly distributed supporting legs, the two ends of the upper end surface of the base 1 are used to connect the armrest 2, the inclined backrest 3 is connected to the base 1 and its two ends are connected to the armrest 2; the upper end surface of the base 1 is used to place a cushion; the cleaning assembly is connected to the base 1, and the cleaning assembly comprises a moving assembly and a rotating assembly, and the moving assembly is connected to the base 1; when in use, the moving assembly can reciprocate in the horizontal direction, and clean up the debris under the base 1 by driving the cleaning component, thereby avoiding the problem that the sofa is heavy and difficult to move and clean; the rotating assembly is connected to the moving assembly; while the moving assembly moves in the horizontal direction, it drives the rotating assembly to put it into use, and the rotating assembly drives the cleaning component of the rotating assembly to rotate it, and the rotating cleaning component can be unfolded to obtain a larger cleaning area, and at the same time, the cleaning component can transport the debris at a distant position outward for centralized collection.

[0024] Embodiment 2

[0025] like Figure 2-Figure 6As shown, a sofa structure proposed by the utility model, compared with the first embodiment, the detailed structure of the moving assembly is recorded in this embodiment, and the moving assembly includes a reciprocating screw 4, an adjusting handle 5, a sliding seat 6, a telescopic device 7, a support shaft 8, a cleaning member 9 and an extension assembly, both ends of the reciprocating screw 4 are rotatably connected to the base 1, and any end of the reciprocating screw 4 passes through a through hole provided on the base 1 and is connected to the adjusting handle 5; the sliding seat 6 is threadedly connected to the reciprocating screw 4, and the lower end surface of the sliding seat 6 is used to be connected to the telescopic device 7;

[0026] In an optional embodiment, the telescopic device 7 includes a fixed sleeve 17, a moving rod 19, a sliding block 20 and a connecting block 21. The fixed sleeve 17 is connected to the lower end surface of the sliding seat 6. The inner wall of the fixed sleeve 17 is provided with a sliding groove 18 distributed around the central axis of the fixed sleeve 17. The sliding block 20 is slidably connected in the fixed sleeve 17. The outer side of the moving rod 19 is connected to the sliding block 20 slidably connected to the sliding groove 18. The connecting block 21 is connected to the end of the moving rod 19 away from the fixed sleeve 17.

[0027] The support shaft 8 is rotatably connected to the connection block 21 through a bearing, and the lower end surface of the support shaft 8 is used to connect the cleaning member 9;

[0028] In an optional embodiment, the cleaning member 9 includes a rotating disk 10, a cleaning blade 11 and a cleaning member 12, the rotating disk 10 is connected to the lower end surface of the support shaft 8, the lower end surface of the rotating disk 10 is used to connect a plurality of cleaning blades 11 distributed around the central axis of the rotating disk 10, and the cleaning member 12 is connected to the lower end surface of the cleaning blade 11;

[0029] The cleaning blades 11 are used to connect the extension components;

[0030] In an optional embodiment, the extension component includes an extension plate 15 and an elastic member 16, and the extension plate 15 is slidably connected to a receiving cavity opened at one end of the cleaning blade 11; the lower end surface of the extension plate 15 is connected to a soft brush; the two ends of the elastic member 16 are respectively connected to the receiving cavity and the extension plate 15; the elastic member 16 is a spring.

[0031] In an optional embodiment, the cleaning member 12 includes a plurality of cleaning scrapers 13 and cleaning brushes 14, the number of cleaning brushes 14 and cleaning scrapers 13 is the same, and the cleaning brushes 14 and cleaning scrapers 13 are staggeredly connected to the cleaning blade 11; the staggered arrangement of the cleaning scrapers 13 and the cleaning brushes 14 can enable the cleaning member 12 to have a better cleaning effect on debris during the cleaning process, thereby avoiding the occurrence of debris sticking to the ground and unable to be removed.

[0032] Embodiment 3

[0033] like Figure 4-Figure 5As shown, a sofa structure proposed by the utility model, compared with the second embodiment, the detailed structure of the rotating assembly is recorded in this embodiment, the rotating assembly includes a fixed plate 22, a limit rod 23, a gear 25 and a rack 26, the two fixed plates 22 are symmetrically arranged on both sides of the support shaft 8, the upper end surface of the fixed plate 22 is connected to the base 1, and a guide groove 24 is opened on the opposite side of the fixed plate 22; the guide groove 24 is elliptical; a limit rod 23 connected to the connecting block 21 is slidably connected in the guide groove 24, and the lower part of the guide groove 24 on any one of the fixed plates 22 is used to connect the rack 26, and the rack 26 is meshed and transmission-connected with the gear 25 connected to the outside of the support shaft 8.

[0034] In summary, when the utility model is used, the user rotates the adjustment handle 5 to drive the reciprocating screw 4 to rotate, and the sliding seat 6 on the reciprocating screw 4 reciprocates horizontally along the axis of the reciprocating screw 4. The telescopic device 7, the support shaft 8 and the cleaning member 9 under the sliding seat 6 move synchronously, and the gear 25 connected to the outer side of the support shaft 8 moves and meshes with the rack 26 connected to the side wall of the fixed plate 22 to drive the support shaft 8 and the cleaning member 9 to rotate. The rotating disk 10 in the cleaning member 9 rotates to rotate the cleaning blade 11 below it, and the cleaning scraper 13 and the cleaning brush 14 connected to the cleaning blade 11 are pressed against the ground. The surface is cleaned, the length of the elastic member 16 is stretched under the action of centrifugal force, and the extension plate 15 is moved out of the accommodating cavity in the cleaning blade 11 to increase the cleaning area. At the same time, when the telescopic device 7 moves, the limit rod 23 connected to the outside of the connecting block 21 slides along the guide grooves 24 on the fixed plates 22 on both sides. The elliptical guide grooves 24 make the telescopic device 7 move to the ends of the reciprocating screw 4. The moving rod 19 will slide along the fixed sleeve 17 to shrink, so that the gear 25 is away from or close to the rack 26, so as to avoid bringing the swept debris back under the sofa on the way back.

[0035] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A sofa structure, characterized in that: include A base (1) with armrests (2) connected to both ends thereof, and a backrest (3) connected to the base (1) is provided between the armrests (2); A cleaning component connected to the base (1), the cleaning component comprising a moving component and a rotating component, the moving component being connected to the base (1), and the moving component being able to reciprocate horizontally in a state of use to clean the ground below the base (1); The rotating assembly is connected to the moving assembly, and when the moving assembly is in use, the rotating assembly drives the moving assembly to rotate.

2. A sofa structure according to claim 1, characterized in that: Mobile components include A reciprocating screw rod (4), both ends of which are rotatably connected to the base (1), and either end of the reciprocating screw rod (4) passes through the base (1) and is connected to an adjustment handle (5); A sliding seat (6) threadedly connected to the reciprocating screw (4); A telescopic device (7) connected to the sliding seat (6); A support shaft (8), one end of which is rotatably connected to the telescopic end of the telescopic device (7); A cleaning member (9) connected to one end of the support shaft (8); The extension component is connected to the cleaning member (9), and the extension component is located inside the cleaning member (9) in an initial state.

3. A sofa structure according to claim 2, characterized in that: The cleaning member (9) comprises a rotating disk (10) connected to one end of the supporting shaft (8); Cleaning blades (11) are circumferentially distributed and connected to the outside of the rotating disk (10); A cleaning member (12) is connected to the cleaning blade (11).

4. A sofa structure according to claim 3, characterized in that: The cleaning member (12) comprises a plurality of cleaning scrapers (13) and cleaning brushes (14), the number of the cleaning brushes (14) and the number of the cleaning scrapers (13) being the same, and the cleaning brushes (14) and the cleaning scrapers (13) being staggeredly connected to the cleaning blade (11).

5. The sofa structure according to claim 2, characterized in that: Extension kit includes An extension plate (15) is slidably connected to a receiving cavity formed on the cleaning blade (11); The elastic member (16) has two ends connected to the accommodating cavity and the extension plate (15) respectively.

6. The sofa structure according to claim 2, characterized in that: The telescopic device (7) comprises A fixed sleeve (17) connected to the sliding seat (6), wherein the inner wall of the fixed sleeve (17) is provided with sliding grooves (18) distributed circumferentially; A moving rod (19) is slidably connected in the fixed sleeve (17), and a sliding block (20) for slidably connecting with the sliding groove (18) is connected to the outer side of the moving rod (19); A connecting block (21) is connected to one end of the moving rod (19), the outer side of the connecting block (21) is used to connect to the limiting rod (23), and one end of the connecting block (21) is used to be rotatably connected to the supporting shaft (8).

7. The sofa structure according to claim 2, characterized in that: The rotating assembly includes A fixing plate (22) is symmetrically arranged on both sides of the support shaft (8), and the fixing plate (22) is connected to the base (1); Two limiting rods (23) are symmetrically arranged, the limiting rods (23) are connected to the outside of the telescopic device (7), and the limiting rods (23) are slidably connected to the guide grooves (24) provided on the inner wall of the fixing plate (22); A gear (25) connected to the outside of the support shaft (8); The rack (26) is connected to the side wall of any one of the fixed plates (22), and the rack (26) is meshed and transmission-connected with the gear (25).

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