CN215126424U

CN215126424U - Environment-friendly foldable sofa

Info

Publication number: CN215126424U
Application number: CN202121137539.3U
Authority: CN
Inventors: 戴文雅; 叶方
Original assignee: Northeast Forestry University
Current assignee: Northeast Forestry University
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-14
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses an environment-friendly foldable sofa, which comprises an edge part and an intermediate part arranged on one side of the edge part, wherein both sides of the edge part are provided with moving grooves, the inner wall of each moving groove is provided with a fixed hole connected with a locking piece, both sides of a bottom plate are provided with slide bars movably connected with the moving grooves, the outer surface of the bottom plate is provided with a pushing groove movably connected with the locking piece, the outer surface of the locking piece is provided with a supporting block movably connected with the pushing groove, the locking piece is connected with a thin bar connected with the fixed hole through the supporting block, according to the needs of the application, the middle part is pulled to lead the sliding rods at the two sides of the middle part to slide in the moving groove, the middle part and the edge parts can be placed in a staggered mode, then the locking piece is moved to push the thin rod to be connected with the fixing hole, the middle part is prevented from offsetting, a single sofa is formed, and the edge parts and the middle part can be connected according to requirements to prolong the length of the sofa.

Description

Environment-friendly foldable sofa

Technical Field

The utility model relates to a sofa technical field specifically is a collapsible sofa of environmental protection.

Background

The sofa is an exotic chair which is formed according to the sound translation of the English word sofa and is a multi-seat chair with cushions, and is generally placed in a market and at home for people to rest.

At present, the environment-friendly foldable sofa has less functionality and can not be flexibly used, and the sofa is inconvenient to adjust and use according to different use occasions.

To the above problem, improve current device, provided a collapsible sofa of environmental protection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collapsible sofa of environmental protection adopts this device to work to it is less to have solved the functional of the collapsible sofa of environmental protection in the above-mentioned background, can not use in a flexible way, and the inconvenient problem of using according to the different regulations of use occasion of sofa.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a collapsible sofa of environmental protection, includes edge components and sets up the intermediate member in edge components one side, the upper end of edge components and intermediate member all is provided with movable back, and movable back's surface is connected with the lifting rod with intermediate member surface connection, and intermediate member's surface is provided with the locking piece of being connected with edge components, and the board groove of putting movable back is seted up to intermediate member's upper surface, and the lift of convenient activity back is accomodate.

Further, the moving groove has all been seted up to the both sides of edge part, and the fixed orifices of being connected with the locking piece has been seted up to the inner wall in moving groove.

Furthermore, the inner wall of the plate groove is provided with a lifting groove connected with the lifting rod, the outer surface of the middle part is provided with a thread groove, and the lower end of the middle part is provided with a bottom plate.

Furthermore, both sides of the bottom plate are provided with slide bars movably connected with the moving grooves, and the outer surface of the bottom plate is provided with a pushing groove movably connected with the locking piece.

Furthermore, a back plate is arranged on the outer surface of the movable backrest, and the movable backrest is connected with the lifting rod through the back plate.

Furthermore, the outer surface of the lifting rod is movably connected with a roller, the outer surface of the roller is provided with protruding cotton, and the outer surface of the lifting rod is provided with a short rod connected with the back plate.

Further, the outer surface of the short rod is provided with an extension block, and the extension block is connected with the thread groove through a surface fastener.

Furthermore, the outer surface of the locking piece is provided with a support block movably connected with the pushing groove, and the locking piece is connected with a thin rod connected with the fixing hole through the support block.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of collapsible sofa of environmental protection, the board groove of putting the activity back is seted up to the upper surface of intermediate member, the lift of convenient activity back is accomodate, the lift groove of being connected with the lifting rod is seted up to the inner wall in board groove, threaded groove has been seted up to the surface of intermediate member, the lower extreme of intermediate member is provided with the bottom plate, the surface of activity back is provided with the backplate, the activity back passes through the backplate and is connected with the lifting rod, the activity back of different positions is selected according to the use occasion needs, the pulling lifting rod makes the ascending sofa that forms the back of activity back, move down the activity back when need not backing up sofa and fold to the board groove in, high durability and convenient operation, the flexibility of use, the selective use of activity back, the multifunctionality of sofa has been promoted.

2. The utility model provides a pair of collapsible sofa of environmental protection, the shifting chute has all been seted up to edge part's both sides, the fixed orifices of being connected with the locking piece is seted up to the inner wall in shifting chute, the both sides of bottom plate all are provided with the slide bar with shifting chute swing joint, the surface of bottom plate seted up with locking piece swing joint's promotion groove, the surface of locking piece is provided with the rampart with promotion groove swing joint, the locking piece is connected with the pin of being connected with the fixed orifices through a rampart, need according to the use occasion, the pulling intermediate part makes the slide bar of its both sides slide in the shifting chute, can be placed intermediate part and edge part are crisscross, it promotes pin and fixed orifices and is connected to remove the locking piece again, prevent the intermediate part skew, form single sofa, also can connect a plurality of edge part and intermediate part in order to prolong sofa length as required.

3. The utility model provides a pair of collapsible sofa of environmental protection, the surface swing joint of lifting rod has the cylinder, the surface of cylinder is provided with protruding cotton, the surface mounting of lifting rod has the quarter butt of being connected with the backplate, the surface of quarter butt is provided with extends the piece, extend the piece and be connected with the thread groove through the fastener on surface, the pulling lifting rod makes the back that lives rises, use the fastener to extend the piece and be connected with the thread groove, and the height of fixed activity back, the closure is convenient, and the protruding cotton convenience on cylinder surface massages the user's leg of sitting down, strengthen the practicality of sofa.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the edge member and the movable backrest of the present invention;

FIG. 3 is a schematic view of the structure of the intermediate member and the locking member of the present invention;

FIG. 4 is a schematic view of the movable backrest and the lifting rod of the present invention;

fig. 5 is an enlarged schematic view of the point a of fig. 3 according to the present invention.

In the figure: 1. an edge member; 11. a moving groove; 12. a fixing hole; 2. an intermediate member; 21. a plate groove; 22. a lifting groove; 23. a thread groove; 24. a base plate; 241. a slide bar; 242. a push groove; 3. a movable backrest; 31. a back plate; 4. lifting a pull rod; 41. a drum; 42. cotton protrusions are formed; 43. a short bar; 431. an extension block; 432. a fastener; 5. a locking member; 51. supporting a block; 52. a thin rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an environment-friendly foldable sofa comprises an edge part 1 and an intermediate part 2 arranged on one side of the edge part 1, wherein movable backrests 3 are arranged at the upper ends of the edge part 1 and the intermediate part 2, a lifting rod 4 connected with the outer surface of the intermediate part 2 is connected to the outer surfaces of the movable backrests 3, a locking piece 5 connected with the edge part 1 is arranged on the outer surface of the intermediate part 2, a plate groove 21 for placing the movable backrest 3 is formed in the upper surface of the intermediate part 2, and the movable backrest 3 can be conveniently lifted and stored.

Referring to fig. 2-4, the two sides of the edge part 1 are both provided with a moving groove 11, the inner wall of the moving groove 11 is provided with a fixing hole 12 connected with the locking member 5, the inner wall of the plate groove 21 is provided with a lifting groove 22 connected with the lifting rod 4, the outer surface of the middle part 2 is provided with a threaded groove 23, the lower end of the middle part 2 is provided with a bottom plate 24, the two sides of the bottom plate 24 are both provided with a sliding rod 241 movably connected with the moving groove 11, the outer surface of the bottom plate 24 is provided with a pushing groove 242 movably connected with the locking member 5, the outer surface of the movable backrest 3 is provided with a back plate 31, the movable backrest 3 is connected with the lifting rod 4 through the back plate 31, the movable backrest 3 at different positions is selected according to the needs of the use occasion, the lifting rod 4 is pulled to lift the movable backrest 3 to form a sofa, the movable backrest 3 is moved down and folded into the plate groove 21 when the sofa is not needed, the operation is convenient, the flexibility of use is strong, and the multi-functional of sofa has been promoted in the alternative use of activity back 3.

Referring to fig. 4 and 5, a roller 41 is movably connected to an outer surface of the lifting rod 4, a protruding cotton 42 is disposed on an outer surface of the roller 41, a short rod 43 connected to the back plate 31 is mounted on an outer surface of the lifting rod 4, an extending block 431 is disposed on an outer surface of the short rod 43, the extending block 431 is connected to the threaded groove 23 through a surface fastener 432, after the lifting rod 4 is pulled to lift the movable backrest 3, the extending block 431 is connected to the threaded groove 23 through the fastener 432, the height of the movable backrest 3 is fixed, the locking is convenient, the protruding cotton 42 on the surface of the roller 41 is convenient for massaging legs of a seated user, the practicability of the sofa is enhanced, a support block 51 movably connected to the push groove 242 is disposed on an outer surface of the locking member 5, the locking member 5 is connected to a thin rod 52 connected to the fixing hole 12 through the support block 51, according to the needs of the use occasion, the middle member 2 is pulled to make sliding rods 241 on both sides thereof slide in the moving groove 11, the middle part 2 and the edge part 1 can be arranged in a staggered way, then the locking piece 5 is moved to push the thin rod 52 to be connected with the fixing hole 12, so as to prevent the middle part 2 from shifting, and form the single sofa, and a plurality of edge parts 1 and middle parts 2 can be connected according to the requirement to prolong the length of the sofa.

The working principle is as follows: the movable backrest 3 at different positions is selected according to the needs of the use occasion, the lifting rod 4 is pulled to lift the movable backrest 3 to form the sofa with the backrest, the movable backrest 3 is moved downwards and folded into the plate groove 21 when the sofa is not required to be backed, the operation is convenient, the use flexibility is strong, the movable backrest 3 is selected for use, the versatility of the sofa is improved, the middle part 2 is pulled to slide the sliding rods 241 at the two sides of the middle part 2 in the moving groove 11 according to the needs of the use occasion, the middle part 2 and the edge parts 1 can be placed in a staggered way, the locking piece 5 is moved to push the thin rod 52 to be connected with the fixed hole 12 to prevent the middle part 2 from deviating to form the single sofa, a plurality of edge parts 1 and the middle part 2 can be connected according to the needs to prolong the length, after the movable backrest 3 is lifted by pulling the lifting rod 4, the extending block 431 is connected with the threaded groove 23 by the fastener 432 to fix the height of the movable backrest 3, the locking is convenient, and the convex cotton 42 on the surface of the roller 41 is convenient for massaging the legs of a seated user, thereby enhancing the practicability of the sofa.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An environment-friendly foldable sofa comprising an edge part (1) and an intermediate part (2) provided on one side of the edge part (1), characterized in that: the upper ends of the edge part (1) and the middle part (2) are respectively provided with a movable backrest (3), the outer surface of the movable backrest (3) is connected with a lifting rod (4) connected with the outer surface of the middle part (2), and the outer surface of the middle part (2) is provided with a locking piece (5) connected with the edge part (1); the upper surface of the middle part (2) is provided with a plate groove (21) for placing the movable backrest (3), so that the movable backrest (3) can be conveniently lifted and stored.

2. The environmentally friendly foldable sofa of claim 1, wherein: moving groove (11) have all been seted up to the both sides of edge part (1), and fixed orifices (12) of being connected with locking piece (5) are seted up to the inner wall in moving groove (11).

3. The environmentally friendly foldable sofa of claim 1, wherein: the inner wall of the plate groove (21) is provided with a lifting groove (22) connected with the lifting rod (4), the outer surface of the intermediate component (2) is provided with a thread groove (23), and the lower end of the intermediate component (2) is provided with a bottom plate (24).

4. The environmentally friendly foldable sofa of claim 3, wherein: and sliding rods (241) movably connected with the moving grooves (11) are arranged on two sides of the bottom plate (24), and a pushing groove (242) movably connected with the locking piece (5) is formed in the outer surface of the bottom plate (24).

5. The environmentally friendly foldable sofa of claim 1, wherein: the outer surface of the movable backrest (3) is provided with a back plate (31), and the movable backrest (3) is connected with the lifting rod (4) through the back plate (31).

6. The environmentally friendly foldable sofa of claim 1, wherein: the outer surface of the lifting rod (4) is movably connected with a roller (41), the outer surface of the roller (41) is provided with protruding cotton (42), and the outer surface of the lifting rod (4) is provided with a short rod (43) connected with the back plate (31).

7. The environmentally friendly foldable sofa of claim 6, wherein: the outer surface of the short rod (43) is provided with an extension block (431), and the extension block (431) is connected with the thread groove (23) through a surface fastener (432).

8. The environmentally friendly foldable sofa of claim 1, wherein: the outer surface of the locking piece (5) is provided with a support block (51) movably connected with the pushing groove (242), and the locking piece (5) is connected with a thin rod (52) connected with the fixing hole (12) through the support block (51).