Extensible sofa comfortable to use

Abstract

The utility model provides a stretching sofa comfortable to use, and belongs to the technical field of sofas. Comprising a base and handrails arranged on the two sides of the base, a plurality of folding sofa cushions are arranged at the top of the base, an inserting groove is formed in the side wall of the base, a first multi-section electric push rod is arranged in the center of the inner bottom wall of the inserting groove, and a stretching base slidably connected with the inserting groove is arranged at the telescopic rod end of the first multi-section electric push rod; second multi-section electric push rods are symmetrically arranged at the two ends of the side, away from the base, of the bottom of the stretching base, supporting legs are arranged at the telescopic rod ends of the second multi-section electric push rods, and storage drawers are symmetrically inserted into the stretching base in a sliding mode. According to the utility model, the multi-section electric push rod I is started to enable the extension seat to extend out of the slot, the multi-section electric push rod II is started until the supporting legs are attached to the ground so as to support the extension seat, and then the folding sofa cushion is unfolded and flatly laid on the base and the extension seat, so that the whole area of the sofa can be enlarged, and a sofa bed is formed; a user can more conveniently and comfortably lie on the sofa to have a rest and is prevented from turning over and falling off the sofa.

Description

Technical Field

[0001] The utility model provides a stretchable sofa which is comfortable to use and belongs to the technical field of sofas. Background Art

[0002] The sofa is a kind of soft furniture, which is a cushioned multi-seat chair with armrests on both sides. It originated in Western countries and was later introduced to Asia, becoming one of the focuses of Western-style decoration or modern home design.

[0003] Existing sofas can basically meet the needs of use, but due to the fixed structure of the sofa, it is often impossible to stretch. Considering the overall space of the room, the width of the design is often limited. It can meet the needs of users to sit and rest, but it is often not comfortable for users to lie on the sofa to rest. It is easy to fall off the sofa when turning over. Based on this, the utility model provides a stretchable sofa that is comfortable to use. Utility Model Content

[0004] The technical problem solved by the utility model is that the sofa is often unable to be stretched, and the user lying on the sofa to rest is often not comfortable enough, and it is easy to fall off the sofa when turning over.

[0005] In order to solve the technical problem, the technical solution provided by the utility model is: a comfortable extendable sofa, comprising a base and armrests arranged on both sides of the base, a plurality of foldable sofa cushions are arranged on the top of the base, a slot is arranged on the side wall of the base, a multi-section electric push rod 1 is arranged at the center of the bottom wall in the slot, an extension seat slidably connected to the slot is arranged at the telescopic rod end of the multi-section electric push rod 1, a multi-section electric push rod 2 is symmetrically arranged at both ends of the bottom of the extension seat on one side away from the base, a support leg is arranged at the telescopic rod end of the multi-section electric push rod 2, a storage drawer is symmetrically inserted in the extension seat for sliding, and a controller electrically connected to the multi-section electric push rod 1 and the multi-section electric push rod 2 is arranged on the side wall of the armrest on one side.

[0006] Furthermore, the foldable sofa cushion includes a seat cushion 1 and a seat cushion 2 rotatably connected to a top end of the seat cushion 1, and the seat cushion 1 and the seat cushion 2 are rotatably connected via a rotating shaft.

[0007] Furthermore, the base and the bottom of the armrests are both provided with supporting feet, and one end of the top of the base is provided with a backrest placed on the rear side of the foldable sofa cushion.

[0008] Furthermore, a recessed hole 1 is provided on a side wall of the extension seat close to the multi-section electric push rod, the telescopic rod end of the multi-section electric push rod 1 is fixedly connected to the inner top wall of the recessed hole 1, and the size of the multi-section electric push rod 1 is slightly smaller than that of the recessed hole 1.

[0009] Furthermore, the two side walls of the extension seat are symmetrically provided with limiting rails matching the side walls of the slot.

[0010] Furthermore, two concave holes are symmetrically provided at both ends of one side of the bottom of the extension seat away from the base, and the size of the two concave holes is slightly larger than the size of the two multi-section electric push rods and the supporting legs.

[0011] Furthermore, the side walls of the extension seat are symmetrically provided with drawer grooves matching the storage drawer, and the side walls of the storage drawer are symmetrically provided with limiting grooves matching the side walls of the drawer grooves.

[0012] Beneficial effects of the utility model:

[0013] Start the multi-section electric push rod one to extend the extension seat from the slot, start the multi-section electric push rod two to extend the legs from the concave hole two until the legs are in contact with the ground to support the extension seat, and then open the foldable sofa cushion and lay it flat on the base and the extension seat, thereby increasing the overall area of ​​the sofa to form a sofa bed, which is more convenient for users to lie comfortably on the sofa to rest, so as to avoid rolling over and falling off the sofa. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of a comfortable stretch sofa in the utility model. Figure 1 .

[0015] Figure 2 This is a schematic diagram of the structure of a comfortable stretchable sofa according to the utility model. Figure 2 .

[0016] Figure 3 The utility model is a plan view of a stretch-type sofa which is comfortable to use.

[0017] Figure 4 The utility model is a partial structural schematic diagram of a comfortable stretch-type sofa.

[0018] Figure 5 This is a partial enlarged view of a stretch-type sofa that is comfortable to use according to the present invention.

[0019] 1. Base; 2. Armrest; 3. Folding sofa cushion; 4. Slot; 5. Multi-section electric push rod 1; 6. Extension seat; 7. Multi-section electric push rod 2; 8. Support leg; 9. Storage drawer; 10. Controller; 11. Cushion 1; 12. Cushion 2; 13. Rotating shaft; 14. Support leg; 15. Backrest; 16. Concave hole 1; 17. Limit rail; 18. Concave hole 2; 19. Limit groove. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings.

[0021] According to the attached Figure 1 , 2As shown: The utility model provides a stretch-type sofa which is comfortable to use: it comprises a base 1, armrests 2 arranged on both sides of the base 1, a plurality of folding sofa cushions 3 are arranged on the top of the base 1, supporting feet 14 are arranged at the bottom of the base 1 and the armrests 2, and a backrest 15 is arranged at one end of the top of the base 1 and is arranged on the rear side of the folding sofa cushion 3, so that users can sit and rest on the folding sofa cushion 3 conveniently.

[0022] According to the attached Figure 1 , 3 As shown in , 4 and 5: a slot 4 is provided on the side wall of the base 1, a multi-section electric push rod 5 is provided at the center of the bottom wall of the slot 4, an extension seat 6 is provided at the telescopic rod end of the multi-section electric push rod 5 which is slidably connected to the slot 4, a recessed hole 16 is provided on the side wall of the extension seat 6 close to the multi-section electric push rod 5, the telescopic rod end of the multi-section electric push rod 5 is fixedly connected to the inner top wall of the recessed hole 16, the size of the multi-section electric push rod 5 is slightly smaller than the size of the recessed hole 16, so that when the extension seat 6 is stored in the slot 4, the multi-section electric push rod 5 can be stored in the recessed hole 16, and multi-section electric push rods 2 are symmetrically provided at both ends of the side of the bottom of the extension seat 6 away from the base 1, and legs 8 are provided at the telescopic rod end of the multi-section electric push rod 27, and recessed holes 2 are symmetrically provided at both ends of the side of the bottom of the extension seat 6 away from the base 1, and the size of the recessed holes 218 is slightly larger than the sizes of the multi-section electric push rods 27 and the legs 8, so that the multi-section electric push rods 27 can be stored in the recessed hole 16. The electric push rod 2 7 and the supporting leg 8 are stored in the concave hole 2 18 so as not to affect the extension and retraction of the extension seat 6. The two side walls of the extension seat 6 are symmetrically provided with limiting rails 17 matching the side walls of the slot 4, which play a role in limiting the extension seat 6. The foldable sofa cushion 3 includes a cushion 1 1 and a cushion 2 12 rotatably connected to one end of the top of the cushion 1 11. The cushion 1 11 and the cushion 2 12 are rotatably connected by a rotating shaft 13. When the extension seat 6 is extended, the foldable sofa cushion 3 can be opened and laid flat on the base 1 and the extension seat 6 to increase the overall area of ​​the sofa to form a sofa bed, which is more convenient for users to lie comfortably on the sofa to rest. A controller 10 electrically connected to the multi-section electric push rod 1 5 and the multi-section electric push rod 2 7 is provided on the side wall of one side armrest 2. The extension and retraction of the multi-section electric push rod 1 5 and the multi-section electric push rod 2 7 can be controlled by the controller 10.

[0023] The control method of the present invention is automatic control through the controller 10. The control circuit of the controller 10 can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. Therefore, the present invention will not explain the control method and circuit connection in detail.

[0024] According to the attached Figure 1 , 3As shown: a storage drawer 9 is symmetrically slidably inserted in the extension seat 6, and the side walls of the extension seat 6 are symmetrically provided with drawer grooves matching the storage drawer 9, and the side walls of the storage drawer 9 are symmetrically provided with limiting grooves 19 matching the side walls of the drawer grooves, which facilitates the storage of items, so that the sofa has the function of storing items.

[0025] Principle of the utility model

[0026] When in use, the storage drawer 9 can be used to conveniently store items, so that the sofa has the function of storing items. The multi-section electric push rod 1 5 is started to extend through the controller 10. Under the limit of the limit rail 17, the extension seat 6 is extended from the slot 4. Then, the multi-section electric push rod 2 7 is started to extend through the controller 10, so that the support leg 8 is extended from the concave hole 2 18 until the support leg 8 is in contact with the ground and can support the extension seat 6. Then, the foldable sofa cushion 3 is opened and laid flat on the base 1 and the extension seat 6, so that the overall area of ​​the sofa can be increased to form a sofa bed, which is convenient for users to lie comfortably on the sofa to rest, so as to avoid turning over and falling off the sofa. The controller controls the automatic extension function, which saves time and effort.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A stretchable sofa that is comfortable to use, comprising a base (1) and armrests (2) arranged on both sides of the base (1), characterized in that: A plurality of foldable sofa cushions (3) are provided on the top of the base (1); a slot (4) is provided on the side wall of the base (1); a multi-section electric push rod (5) is provided at the center of the bottom wall of the slot (4); a telescopic rod end of the multi-section electric push rod (5) is provided with an extension seat (6) slidably connected to the slot (4); a multi-section electric push rod (7) is symmetrically provided at both ends of the bottom of the extension seat (6) away from the base (1); a telescopic rod end of the multi-section electric push rod (7) is provided with a leg (8); a storage drawer (9) is symmetrically slidably inserted in the extension seat (6); and a controller (10) electrically connected to the multi-section electric push rod (5) and the multi-section electric push rod (7) is provided on the side wall of the armrest (2) on one side.

2. A comfortable stretchable sofa according to claim 1, characterized in that: The foldable sofa cushion (3) comprises a seat cushion 1 (11) and a seat cushion 2 (12) rotatably connected to one end of the top of the seat cushion 1 (11); the seat cushion 1 (11) and the seat cushion 2 (12) are rotatably connected via a rotating shaft (13).

3. A comfortable stretchable sofa according to claim 1, characterized in that: The base (1) and the bottom of the armrest (2) are both provided with supporting feet (14), and one end of the top of the base (1) is provided with a backrest (15) placed on the rear side of the foldable sofa cushion (3).

4. The comfortable stretchable sofa according to claim 1, characterized in that: The extension seat (6) is provided with a recessed hole (16) on the side wall close to the multi-section electric push rod (5), the telescopic rod end of the multi-section electric push rod (5) is fixedly connected to the inner top wall of the recessed hole (16), and the size of the multi-section electric push rod (5) is slightly smaller than the size of the recessed hole (16).

5. The comfortable stretchable sofa according to claim 1, characterized in that: The two side walls of the extension seat (6) are symmetrically provided with limiting rails (17) matching the side walls of the slot (4).

6. The comfortable stretchable sofa according to claim 1, characterized in that: Two concave holes (18) are symmetrically arranged at both ends of the bottom of the extension seat (6) on one side away from the base (1), and the size of the two concave holes (18) is slightly larger than the size of the two multi-section electric push rods (7) and the supporting legs (8).

7. The comfortable stretchable sofa according to claim 1, characterized in that: The side wall of the extension seat (6) is symmetrically provided with a drawer groove matching the storage drawer (9), and the side wall of the storage drawer (9) is symmetrically provided with a limit groove (19) matching the side wall of the drawer groove.

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