CN218390428U

CN218390428U - Turnover folding sofa

Info

Publication number: CN218390428U
Application number: CN202222794102.8U
Authority: CN
Inventors: 赵万滨
Original assignee: Huizhou Fuxiangyuan Furniture Co ltd
Current assignee: Huizhou Fuxiangyuan Furniture Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-31
Anticipated expiration: 2032-10-24

Abstract

The utility model belongs to the technical field of the sofa technique and specifically relates to a foldable sofa overturns, including the sofa seat, the rotation groove has been seted up to one side of sofa seat up end, the inside in rotation groove rotates through the runner assembly and is connected with and extends to the sofa back of the body in the sofa seat outside, the activity on the outside terminal surface of sofa seat peg graft have with the locking subassembly of runner assembly activity joint, lie in on the up end of sofa seat the left and right sides of sofa back of the body all rotates through hinge assembly and is connected with the sofa handrail, it all has seted up the turn-trough on the left and right sides terminal surface of turn-trough portion, and is two sets of the carousel rotates respectively and connects in two sets of the inside of turn-trough is two sets of equal fixedly connected with extends to on the outside terminal surface of turn-trough portion's pivot, this foldable sofa overturns have solved and have among the prior art that fixed establishment is very complicated, and the sofa inner space occupies shortcoming such as too much.

Description

Turnover folding sofa

Technical Field

The utility model relates to a foldable sofa technical field of upset especially relates to a foldable sofa of upset.

Background

A sofa is a multi-seat chair with soft cushions, a backrest chair with springs or thick foamed plastics and the like is arranged, and armrests are arranged on two sides of the backrest chair, and the sofa is one of soft furniture.

Along with the rise of the folding and space-saving concept, the folding sofa gradually becomes popular, for example, a novel folding sofa proposed by chinese patent No. "CN201910687929.9", the length direction of the folding sofa is defined as left and right, the width direction of the folding sofa is defined as front and back, the state of the folding sofa changes between the storage state and the use state, the folding sofa is characterized in that the folding sofa comprises a main frame assembly, a cushion frame assembly and a backrest frame assembly, the cushion frame assembly and the backrest frame assembly are both arranged on the main frame assembly, the backrest folding driving mechanism fixed on the main frame assembly drives the backrest frame assembly to overturn and fold, so that the state of the backrest frame assembly changes between the storage state and the use state.

However, the folding and fixing mechanism is very complex, even needs to be driven by an electric element, which not only generates noise and heat accumulation, but also causes the internal space of the sofa to be excessively occupied, thereby reducing the flexibility of the sofa, and then is difficult to add other functions by utilizing the internal space of the sofa, therefore, a structure with simple folding and overturning structure and small occupied space is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects that the fixing mechanism is very complex, the internal space of the sofa occupies too much and the like in the prior art, and providing the turnover folding sofa.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a design foldable sofa of upset, includes the sofa seat, the rotation groove has been seted up to one side of sofa seat up end, the inside in rotation groove is rotated through rotating assembly and is connected with and extends to the sofa back of the body outside the sofa seat, the activity is pegged graft on the outside end face of sofa seat have with the locking subassembly of rotating assembly activity joint, lie in on the up end of sofa seat the left and right sides of sofa back of the body all is connected with the sofa handrail through hinge assembly rotation.

Preferably, the runner assembly includes two sets of carousels, all seted up the turn trough on the left and right sides terminal surface of turn trough inside, it is two sets of the carousel rotates respectively to be connected in two sets of the inside of turn trough, two sets of equal fixedly connected with extends to on the outside terminal surface of turn trough the pivot of turn trough inside, two sets of the pivot respectively with left and right sides terminal surface fixed connection of sofa back of the body lower extreme.

Preferably, a plurality of groups of rollers are rotatably connected to the end face of the inner side of the rotary groove, and the plurality of groups of rollers are in sliding abutting joint with the peripheral end face of the rotary table.

Preferably, the subassembly of locking includes the inserted bar, the one end of inserted bar is passed the outer wall of sofa seat extends to the inside of rotary trough, the annular has been seted up on the peripheral terminal surface of carousel, the first dogtooth of multiunit has evenly been seted up to the circumference on the outside terminal surface of annular, the one end activity of inserted bar is pegged graft in adjacent two sets of between the first dogtooth, the peripheral terminal surface of inserted bar with sliding connection has first spring between the medial extremity face of sofa seat.

Preferably, the locking assemblies and the two sets of turntables are correspondingly provided with two sets, the section of one end of the inserted rod, which is located inside the rotary groove, is a right-angled slope structure, the end of the inserted rod, which is located outside the sofa seat, is integrally formed with a pull plate, and a limiting part, which is movably inserted into the pull plate, is fixedly arranged on the end face of the outside of the sofa seat.

Preferably, the hinge subassembly includes two sets of bottom plates, and is two sets of the bottom plate respectively with the outside terminal surface of sofa seat with the outside terminal surface fixed connection of sofa handrail, it is two sets of equal subtend crisscross back shaft that is provided with on the terminal surface that the bottom plate is relative, it is two sets of sliding connection has the pull rod between the inside of back shaft, the pull rod is located two sets of fixedly connected with baffle on the peripheral terminal surface between the back shaft, set up the second dogtooth of the mutual joint of multiunit between the terminal surface that baffle and a set of back shaft are relative, the pull rod is located another group the inside one end sliding connection of back shaft has spacing subassembly.

Preferably, the limiting assembly comprises a limiting sliding block, the limiting sliding block is connected to the inside of the supporting shaft in a sliding mode, and a second spring is connected between the baffle and the supporting shaft.

Preferably, the hinge assembly is provided with a plurality of groups, and push rods are fixedly connected between the pull rods on the hinge assemblies positioned on the same side.

The utility model provides a foldable sofa overturns, beneficial effect lies in:

the sofa back and the sofa armrest can rotate and fix the rotation angle respectively through the rotating assembly, the locking assembly and the hinge assembly, the structure is simple and easy to realize, the occupation of the internal space of the sofa is reduced, the weight of the sofa is reduced, and the complexity of use and operation is reduced;

the cross section of one end of the inserted rod on the locking assembly is of a right-angled slope structure through the two groups of locking assemblies, so that a pawl effect can be achieved, and a one-way locking or two-way locking effect can be achieved by changing the rotating angles of the two groups of inserted rods, so that the fixing and the adjustment are facilitated;

through the hinge assembly, the rotation angle between the sofa armrest and the sofa seat can be changed or fixed, so that the sofa armrest can be conveniently erected or placed flat, and the sofa armrest is convenient to use.

Drawings

Fig. 1 is a schematic view of a main structure of a foldable sofa according to the present invention;

fig. 2 is a schematic sectional view of a rotating assembly of the foldable sofa according to the present invention;

fig. 3 is an enlarged schematic structural view of a region a of the foldable sofa of the present invention;

fig. 4 is a schematic cross-sectional structural view of the hinge assembly of the foldable sofa according to the present invention;

fig. 5 is a schematic diagram of an enlarged structure of a B area of the foldable sofa of the present invention.

In the figure: 1. a sofa seat; 101. a rotating groove; 2. carrying out sofa back; 3. rotating the groove; 301. a roller; 4. a turntable; 401. a ring groove; 5. a rotating shaft; 6. a first lobe; 7. inserting a rod; 8. a stopper; 9. a first spring; 10. a sofa armrest; 11. a base plate; 12. a support shaft; 13. a pull rod; 1301. a limiting slide block; 14. a baffle plate; 15. a second lobe; 16. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a turnover folding sofa comprises a sofa seat, wherein a rotating groove 101 is formed in one side of the upper end face of the sofa seat 1, a sofa back 2 extending to the outer side of the sofa seat 1 is rotatably connected to the inside of the rotating groove 101 through a rotating assembly, a locking assembly movably clamped with the rotating assembly is movably inserted into the end face of the outer side of the sofa seat 1, and sofa handrails 10 are rotatably connected to the left side and the right side of the sofa back 2 on the upper end face of the sofa seat 1 through hinge assemblies.

Referring to fig. 2, 3, the runner assembly includes two sets of carousels 4, all seted up the turn trough 3 on the inside left and right sides terminal surface of turn trough 101, two sets of carousels 4 rotate respectively and connect in the inside of two sets of turn troughs 3, equal fixedly connected with extends to the pivot 5 of turn trough 101 inside on the outside terminal surface of two sets of turn troughs 3, two sets of pivots 5 respectively with the left and right sides terminal surface fixed connection of the 2 lower extremes of sofa back of the body, make can rotate sofa back of the body 2 along turn trough 3, play the effect of rotating the connection.

The end face of the inner side of the rotary groove 3 is rotatably connected with a plurality of groups of rolling shafts 301, and the plurality of groups of rolling shafts 301 are in sliding butt joint with the end face of the periphery of the rotary disc 4, so that friction is reduced, and rotation is facilitated.

The locking assembly comprises an inserting rod 7, one end of the inserting rod 7 penetrates through the outer wall of the sofa seat 1 and extends to the inside of the rotary groove 3, a ring groove 401 is formed in the peripheral end face of the rotary table 4, a plurality of groups of first convex teeth 6 are uniformly formed in the circumference of the outer end face of the ring groove 401, one end of the inserting rod 7 is movably inserted between two adjacent groups of first convex teeth 6, and a first spring 9 is connected between the peripheral end face of the inserting rod 7 and the inner side end face of the sofa seat 1 in a sliding mode, so that the rotary table 4 can be fixed to the rotating angle inside the rotary groove 3.

The subassembly of locking a position corresponds with two sets of carousels 4 and is provided with two sets ofly, and the section that inserted bar 7 is located the one end in the 3 inside of turn trough is right angle slope surface structure, and one end integrated into one piece that inserted bar 7 is located the sofa seat 1 outside has the arm-tie, and fixed being provided with the activity on the outside terminal surface of sofa seat 1 is pegged graft in the locating part 8 of arm-tie inside, plays the effect of pawl, through the turned angle who changes two sets of inserted bars 7, can play the dead effect of one-way lock or two-way lock.

Referring to fig. 1, 4, 5, the hinge assembly includes two sets of bottom plates 11, two sets of bottom plates 11 respectively with the outside terminal surface of sofa seat 1 and the outside terminal surface fixed connection of sofa handrail 10, equal opposite direction crisscross back shaft 12 that is provided with on the relative terminal surface of two sets of bottom plates 11, sliding connection has pull rod 13 between the inside of two sets of back shaft 12, pull rod 13 is located fixedly connected with baffle 14 on the peripheral terminal surface between two sets of back shaft 12, set up the second dogtooth 15 of multiunit mutual joint between baffle 14 and the relative terminal surface of a set of back shaft 12, pull rod 13 is located the inside one end sliding connection of another set of back shaft and has spacing subassembly, play and rotate the effect of connecting.

The limiting assembly comprises a limiting slider 1301, the limiting slider 1301 is slidably connected inside a group of supporting shafts 12, and a second spring 16 is connected between the baffle 14 and the supporting shafts 12, so that the rotating angles of the two groups of bottom plates 11 can be fixed.

Hinge assembly is provided with the multiunit, and the fixedly connected with push rod between the pull rod 13 on the multiunit hinge assembly that lies in same one side is convenient for concurrent operation to improve stability.

A working mode; when the sofa seat is in work, the sofa seat 1 is moved to a required area, when the angle of the sofa armrest 10 needs to be adjusted, the pull rod 13 is pushed or pulled, so that the second convex teeth 15 in multiple groups are separated from each other, at the moment, the sofa armrest 10 can be rotated, when the sofa armrest 10 is rotated to a required angle, the pull rod 13 can be loosened, the second convex teeth 15 in multiple groups are clamped with each other under the pushing of the second spring 16, and the fixing effect can be achieved;

when the angle of the sofa back 2 needs to be rotated, the inserting rod 7 is pulled outwards and the rotating angle of the inserting rod 7 is adjusted, the sofa back 2 can be pushed to change the angle of the sofa back 2 at the moment, a set of inserting rods 7 are rotated reversely after the adjustment is completed, the effect of bidirectional locking can be achieved at the moment, and the arranged limiting part 8 can prevent the inserting rod 7 from rotating automatically and plays a limiting role.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a foldable sofa overturns, includes the sofa seat, its characterized in that: the sofa seat is characterized in that a rotating groove (101) is formed in one side of the upper end face of the sofa seat (1), the inside of the rotating groove (101) is connected with a sofa back (2) extending to the outer side of the sofa seat (1) in a rotating mode through a rotating assembly, a locking assembly movably connected with the rotating assembly in a clamping mode is movably inserted into the end face of the outer side of the sofa seat (1), and the upper end face of the sofa seat (1) is located on the left side and the right side of the sofa back (2) and is connected with sofa handrails (10) through hinge assemblies in a rotating mode.

2. The flip foldable sofa of claim 1, wherein: the runner assembly includes two sets of carousel (4), all seted up on the left and right sides terminal surface of rotation groove (101) inside, it is two sets of carousel (4) rotate respectively connect in two sets of the inside of revolving groove (3), it is two sets of equal fixedly connected with extends to on the outside terminal surface of revolving groove (3) rotate pivot (5) of groove (101) inside, it is two sets of pivot (5) respectively with left and right sides terminal surface fixed connection of sofa back of the body (2) lower extreme.

3. The flip-up folding sofa of claim 2, wherein: the inner side end face of the rotary groove (3) is rotatably connected with a plurality of groups of rolling shafts (301), and the plurality of groups of rolling shafts (301) are in sliding butt joint with the peripheral end face of the rotary disc (4).

4. The flip-up folding sofa of claim 2, wherein: the position locking assembly comprises an inserting rod (7), one end of the inserting rod (7) penetrates through the outer wall of the sofa seat (1) extends to the inside of the rotary groove (3), an annular groove (401) is formed in the peripheral end face of the rotary disc (4), a plurality of groups of first convex teeth (6) are uniformly formed in the circumference of the outer end face of the annular groove (401), one end of the inserting rod (7) is movably inserted into the adjacent two groups of first convex teeth (6), the peripheral end face of the inserting rod (7) is connected with a first spring (9) in a sliding mode between the inner side end faces of the sofa seat (1).

5. The flip foldable sofa of claim 4, wherein: the locking assembly and the two sets of turntables (4) are correspondingly provided with two sets, the section of one end, located in the rotary groove (3), of the inserted rod (7) is of a right-angle slope structure, the inserted rod (7) is located at one end, located on the outer side of the sofa seat (1), of the pull plate in an integrated mode, and a limiting part (8) movably inserted into the pull plate is fixedly arranged on the end face, on the outer side of the sofa seat (1).

6. The flip-up folding sofa of claim 1, wherein: hinge subassembly includes two sets of bottom plates (11), and is two sets of bottom plate (11) respectively with the outside terminal surface of sofa seat (1) with the outside terminal surface fixed connection of sofa handrail (10), two sets of equal subtend crisscross back shaft (12) that are provided with on the terminal surface that bottom plate (11) are relative, two sets of sliding connection has pull rod (13) between the inside of back shaft (12), pull rod (13) are located two sets of fixedly connected with baffle (14) on the peripheral terminal surface between back shaft (12), set up the second dogtooth (15) of the mutual joint of multiunit between baffle (14) and the relative terminal surface of a set of back shaft (12), pull rod (13) are located another group the inside one end sliding connection of back shaft (12) has spacing subassembly.

7. The flip-up folding sofa of claim 6, wherein: the limiting assembly comprises a limiting sliding block (1301), the limiting sliding block (1301) is connected to the inside of the supporting shaft (12) in a sliding mode, and a second spring (16) is connected between the baffle (14) and the supporting shaft (12).

8. The flip-up folding sofa of claim 7, wherein: the hinge assembly is provided with a plurality of groups, and push rods are fixedly connected between the pull rods (13) on the hinge assemblies positioned on the same side.