CN218355289U

CN218355289U - Extensible sofa

Info

Publication number: CN218355289U
Application number: CN202222057862.0U
Authority: CN
Inventors: 黄腾新
Original assignee: Zuoyou Furniture Co Ltd
Current assignee: Zuoyou Furniture Co Ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-01-24
Anticipated expiration: 2032-08-05

Abstract

The utility model relates to an extensible sofa, which comprises a sofa base, a storage drawer, a sliding connecting piece, a first sofa cushion, a third sofa cushion, a second sofa cushion, sofa handrails, a first rotating piece, a first backrest, a second rotating piece, a second backrest and a multifunctional backrest; the first rotating piece comprises a first adjusting bearing arranged at the lower end of the first backrest, a first adjusting bearing seat arranged on the sofa base and a first locking disc for locking the first adjusting bearing and the first adjusting bearing seat; the second rotating part comprises a second adjusting bearing arranged at the lower end of the second backrest, a second adjusting bearing seat arranged on the sofa base and a second locking disc for locking the second adjusting bearing and the second adjusting bearing seat. The utility model discloses a sofa realizes the integrated design of sofa multifunctionality under the prerequisite of guaranteeing the sofa travelling comfort, improves the multi-functionalization of sofa when reducing the space and using.

Description

Extensible sofa

Technical Field

The utility model relates to the technical field of furniture, concretely relates to extensible sofa.

Background

With the development of modern society, sofas are more and more popular in people's lives, the defects of the sofas are more and more obvious, beds and sofas sold in the market at present are mostly single-function and cannot be used with each other, even if the dual-purpose sofa of the bed and the sofa is provided, the sofa is formed by simply connecting a seat and a backrest of the sofa together and then adding folding bed legs, so that the sofa is simple and crude, inconvenient to move and convert, easy to damage, only capable of being temporarily used, limited in function and incapable of meeting the requirements of users, and the existing sofa bed cannot store articles, so that other articles in families need to occupy other spaces, the sofa is not beneficial to saving the space of the more and more compact families, and users feel the shortage of available space under the conditions of current tense houses and narrow house area.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an extensible sofa.

The utility model discloses a following scheme realizes: an extensible sofa comprising a sofa base, a storage drawer disposed on the sofa base, a first sofa cushion connected to the sofa base by a sliding connection, a third sofa cushion connected to the sofa base by the sliding connection, a second sofa cushion disposed between the first sofa cushion and the third sofa cushion, sofa armrests disposed on the sofa base, a first backrest mounted on the sofa base by a first rotating member and rotatable with respect to the first sofa cushion, a second backrest mounted on the sofa base by a second rotating member and rotatable with respect to the third sofa cushion, and a multifunctional backrest disposed on the sofa base; the first rotating piece comprises a first adjusting bearing arranged at the lower end of the first backrest, a first adjusting bearing seat arranged on the sofa base and a first locking disc for locking the first adjusting bearing and the first adjusting bearing seat; the second rotates the piece including set up in the second regulation bearing of second back lower extreme, set up in the last second regulation bearing frame of sofa base, and lock the second regulation bearing with the second lock dish of second regulation bearing frame.

Further, the first adjusting bearing and the second adjusting bearing are both provided with bearing through holes, and a plurality of first locking holes are arranged adjacent to the bearing through holes and distributed in a circumferential array; first regulation bearing frame with second regulation bearing frame all include with the bearing piece of bearing through-hole looks adaptation, with a plurality of the second locking hole that first locking hole quantity is the same, a plurality of second locking hole is circumference array distribution, first back with sofa base passes through the bearing piece is connected, the second back with sofa base passes through the bearing piece is connected.

Furthermore, first lock dish with the second lock dish all is provided with a plurality of locking levers, and is a plurality of the locking lever is the circumference array distribution.

Furthermore, the sofa armrest with the sofa base can be dismantled and be connected, the bottom of sofa armrest is provided with the recess, with the mounting groove that the recess links to each other, set up in the disassembly body in the mounting groove.

Furthermore, the dismounting mechanism comprises a sliding baffle arranged in the mounting groove, a fixed clamping block arranged on one side of the sliding baffle, an elastic piece arranged on the other side of the sliding baffle, a fixed baffle connected with the elastic piece, and a traction piece penetrating through the fixed baffle and connected with the sliding baffle.

Furthermore, the sofa base is provided with a protruding part matched with the groove, and the protruding part is provided with a clamping groove matched with the fixed clamping block.

Further, the groove is a T-shaped groove, the protruding portion is a T-shaped block, and the inner surface of the T-shaped groove is in sliding connection with the outer surface of the T-shaped block.

Furthermore, the sliding connection spare including set up in slide rail fixed strip on the sofa base, set up in first slide on the slide rail fixed strip, with first slide sliding connection's second slide.

Furthermore, the multifunctional backrest comprises a supporting plate connected with the sofa base, a cushion main body connected with the supporting plate through a hinge, a cup stand part arranged on the back surface of the cushion main body, and a charging part arranged on the back surface of the cushion main body.

Contrast prior art, the utility model discloses following beneficial effect has: the utility model discloses when the in-service use, through first rotation piece and second rotation piece, first back and second back can rotate relative sofa base, and when first back and second back were in upright state, this sofa was in conventional state and used, and when first back and second back were in the horizontality, this sofa acted as the bed and used, made the sofa under the prerequisite that does not increase the usage space, given the sofa function of lying, improved the adaptability and the travelling comfort of sofa; in addition, the storage drawers with the cavities are arranged on the sofa base, so that articles can be stored on the sofa base, the occupied space of the articles is saved, the multifunctional backrest capable of being turned over for use is arranged on the sofa base, the multifunctional integrated design of the sofa is realized on the premise of ensuring the comfort of the sofa, the space is reduced, and the multifunctional function of the sofa is improved.

Drawings

Fig. 1 is a schematic structural view of an expandable sofa according to the present invention.

Fig. 2 is a schematic view of an expanded structure of the expandable sofa according to the present invention.

Fig. 3 is a schematic view of a first rotating member mechanism of an expandable sofa according to the present invention.

Fig. 4 is a schematic view of a second rotating member of the expandable sofa according to the present invention.

Fig. 5 is a schematic structural view of a sliding connector of an expandable sofa according to the present invention.

Fig. 6 is a schematic partial structural view of an expandable sofa according to the present invention.

Fig. 7 is a schematic view of a sectional partial structure of a sofa armrest of an expandable sofa according to the present invention.

The figure includes: the sofa base 1, the protrusion 101, the slot 102, the sliding connector 2, the sliding rail fixing strip 21, the first sliding plate 22, the second sliding plate 23, the first sofa cushion 3, the third sofa cushion 4, the second sofa cushion 5, the sofa armrest 6, the groove 61, the mounting groove 62, the detaching mechanism 63, the sliding baffle 631, the fixing latch 632, the elastic member 633, the fixing baffle 634, the pulling member 635, the first rotating member 8, the first adjusting bearing 81, the bearing through hole 811, the first locking hole 812, the first adjusting bearing seat 82, the bearing block 821, the second locking hole 822, the first locking plate 83, the locking rod 84, the second rotating member 9, the second adjusting bearing 91, the second adjusting bearing seat 92, the second locking plate 93, the first backrest 10, the second backrest 11, the multifunctional backrest 12, the support plate 121, the hinge 122, the cushion body 123, the cup holder 1231, the charging part 1232, and the storage drawer 13.

Detailed Description

To facilitate understanding of the present invention for those skilled in the art, the present invention will be described in further detail with reference to the following detailed description and accompanying drawings.

Referring to fig. 1 to 6, the utility model provides a pair of extensible sofa, including sofa base 1, set up in storage drawer 13 on the sofa base 1, through sliding connection 2 with first sofa pad 3 that sofa base 1 is connected, through sliding connection 2 with third sofa pad 4 that sofa base 1 is connected, set up in first sofa pad 3 with second sofa pad 5 between the third sofa pad 4, set up in sofa handrail 6 on the sofa base 1, install in through first rotation piece 8 first back 10 on the sofa base 1 and can for first sofa pad 3 is rotatory, install in through second rotation piece 9 second back 11 on the sofa base 1 and can for third sofa pad 4 is rotatory, and set up in multifunctional backrest 12 on the sofa base 1. When there are many people, the first backrest 10 and the second backrest 11 can be respectively turned over, so that the using space can be enlarged, the bed can be used as a bed, and the difficulty that a guest temporarily exists in a family or a place is not available for bed making when there are many people is solved.

In this embodiment, the first rotating member 8 includes a first adjusting bearing 81, a first adjusting bearing seat 82, and a first locking plate 83, the first adjusting bearing 81 is fixedly installed at the lower end of the first backrest 10, the first adjusting bearing seat 82 is fixedly installed on the sofa base 1, and the first adjusting bearing 81 and the first adjusting bearing seat 82 are locked by the first locking plate 83 to complete the angle adjustment of the first backrest 10. Specifically, the first adjusting bearing 81 includes a bearing through hole 811, and a plurality of first locking holes 812 disposed at the periphery of the bearing through hole 811, and the plurality of first locking holes 812 are distributed in a circumferential array; the first adjusting bearing seat 82 is provided with a bearing block 821 penetrating through the bearing through hole 811, and second locking holes 822 which are arranged on the periphery of the bearing block 821 and distributed in a circumferential array, wherein the number of the second locking holes 822 is the same as that of the first locking holes 812, and the diameters of the locking holes are the same, the first backrest 10 is connected with the sofa base 1 through the bearing block 821, so that the first backrest 10 can rotate along the axial direction of the bearing, when the first backrest 10 rotates to a certain angle, the axes of the first locking holes 812 and the second locking holes 822 are overlapped, at this time, the lock rod 84 of the first lock disc 83 is inserted into the first locking holes 812 and the second locking holes 822, the first backrest 10 is fixed at the angle, and when the angle of the first backrest 10 needs to be adjusted again, the lock rod 84 is taken out by reverse operation.

In this embodiment, the second rotating member 9 includes a second adjusting bearing 91, a second adjusting bearing seat 92, and a second locking plate 93, the second adjusting bearing 91 is fixedly installed at the lower end of the second backrest 11, the second adjusting bearing seat 92 is fixedly installed on the sofa base 1, and the second adjusting bearing 91 and the second adjusting bearing seat 92 are locked by the second locking plate 93 to complete the angle adjustment of the second backrest 11. Specifically, the second adjusting bearing 91 includes a bearing through hole 811, and a plurality of first locking holes 812 disposed at the periphery of the bearing through hole 811, and the plurality of first locking holes 812 are distributed in a circumferential array; the second adjusting bearing seat 92 is provided with a bearing block 821 penetrating through the bearing through hole 811, and second locking holes 822 arranged on the periphery of the bearing block 821 and distributed in a circumferential array, wherein the number of the second locking holes 822 is the same as that of the first locking holes 812, and the diameter of each locking hole is the same, the second backrest 11 is connected with the sofa base 1 through the bearing block 821, so that the second backrest 11 can rotate along the axial direction of the bearing, when the second backrest 11 rotates to a certain angle, the axes of the first locking holes 812 and the second locking holes 822 are overlapped, at this time, the lock rod 84 of the second lock disc 93 is inserted into the first locking holes 812 and the second locking holes 822, the second backrest 11 is fixed at the angle, and when the angle of the second backrest 11 needs to be adjusted again, the lock rod 84 is taken out by reverse operation.

The sofa armrest 6 is detachably mounted on the sofa base 1, the bottom of the sofa armrest 6 is provided with a groove 61, the sofa base 1 is provided with a protrusion 101 matched with the groove 61, and the inner surface of the groove 61 is slidably connected with the outer surface of the protrusion 101 (for aesthetic purposes, other structures can be adopted to hide the protrusion 101). The connection between the sofa armrest 6 and the sofa base 1 is further limited, the two ends of the protruding part 101 are provided with clamping grooves 102, the two sides inside the sofa armrest 6 are both provided with mounting grooves 62 connected with the grooves 101, and the mounting grooves 62 are provided with dismounting mechanisms 63; the dismounting mechanism 63 includes a sliding baffle 631 disposed in the mounting groove 62, a fixing block 632 is mounted on one side of the sliding baffle 631, one side of the fixing block 632 penetrates through the sofa armrest 6 and extends into the groove 61, the outer surface of the fixing block 632 is clamped with the inner surface of the clamping groove 102, an elastic member 633 is disposed on the other side of the sliding baffle 631, the other end of the elastic member 633 is connected with a fixing baffle 634, and a traction member 635 connected with the sliding baffle 631 through the fixing baffle 634. In this embodiment, the sofa handrail is equipped with two, establishes respectively in the both sides of sofa base, and when the sofa was used as the bed, two sofa handrails dismantled can add between first back and first sofa cushion, second back and third sofa cushion extension bed's length, improve the travelling comfort. In this embodiment, the groove is a T-shaped groove, and the protruding portion is a T-shaped block, and in specific implementation, the shape can be selected to be matched according to actual requirements.

The sliding connecting pieces 2 comprise sliding rail fixing strips 21, first sliding plates 22 and second sliding plates 23, in the embodiment, the sofa base 1 is provided with four sliding connecting pieces 2, the four sliding connecting pieces 2 are divided into two groups, one group is two, the two groups are respectively arranged on the first sofa cushion 3 and the third sofa cushion 4, the first group of sliding rail fixing strips 2 are arranged on the sofa base 1, the sliding rail fixing strips 21 are provided with the first sliding plates 22, and the second sliding plates 23 are connected with the first sliding plates 22 in a sliding manner and are arranged on the first sofa cushion; the second group of slide rail fixing strips 2 are arranged on the sofa base 1, the slide rail fixing strips 21 are provided with a first slide plate 22, and a second slide plate 23 which is connected with the first slide plate 22 in a sliding way and is arranged on a third sofa cushion.

Multifunctional backrest 12 includes backup pad 121 of being connected with sofa base 1, cushion main part 123 of being connected with backup pad 121 through hinge 122, and cushion main part 123 turns over open before can being for backup pad 121, the tea table use can be done to the back of cushion main part 123, and the back of cushion main part 123 can be on a parallel with ground, in this embodiment, the back of cushion main part 123 is equipped with the boss, be equipped with charge portion 1232 on the boss, charge portion 1232 rotatable coupling is on the boss, and charge the rotatable hiding on the boss, the back of cushion main part 123 still is equipped with the region of placing cup support portion 1231 of cup other debris.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise explicitly stated or limited, the terms "connected" and "fixed" are to be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.

Claims

1. An expandable sofa comprising a sofa base, a storage drawer disposed on the sofa base, a first sofa cushion connected to the sofa base by a sliding connection, a third sofa cushion connected to the sofa base by the sliding connection, a second sofa cushion disposed between the first sofa cushion and the third sofa cushion, a sofa armrest disposed on the sofa base, a first backrest mounted on the sofa base by a first rotating member and rotatable with respect to the first sofa cushion, a second backrest mounted on the sofa base by a second rotating member and rotatable with respect to the third sofa cushion, and a multifunctional backrest disposed on the sofa base; the first rotating piece comprises a first adjusting bearing arranged at the lower end of the first backrest, a first adjusting bearing seat arranged on the sofa base and a first locking disc for locking the first adjusting bearing and the first adjusting bearing seat; the second rotates the piece including set up in the second regulation bearing of second back lower extreme, set up in the last second regulation bearing frame of sofa base, and lock the second regulation bearing with the second lock dish of second regulation bearing frame.

2. The expandable sofa of claim 1, wherein the first and second adjustable bearings each have a bearing through hole, and a plurality of first locking holes disposed adjacent to the bearing through holes, the plurality of first locking holes being distributed in a circumferential array; first regulation bearing frame with second regulation bearing frame all include with the bearing piece of bearing through-hole looks adaptation, it is a plurality of the second locking hole that first locking hole quantity is the same, it is a plurality of the second locking hole is circumference array distribution, first back with sofa base passes through the bearing piece is connected, the second back with sofa base passes through the bearing piece is connected.

3. The expandable sofa of claim 2, wherein the first locking plate and the second locking plate are each provided with a plurality of locking bars, the plurality of locking bars being arranged in a circumferential array.

4. The expandable sofa of claim 1, wherein the sofa armrest is removably attached to the sofa base, the sofa armrest having a recess in the bottom, a mounting slot attached to the recess, and a removal mechanism disposed within the mounting slot.

5. The expandable sofa of claim 4, wherein the detachment mechanism comprises a sliding plate disposed within the mounting slot, a fixed latch disposed on one side of the sliding plate, a resilient member disposed on the other side of the sliding plate, a fixed plate coupled to the resilient member, and a pulling member coupled to the sliding plate through the fixed plate.

6. The expandable sofa of claim 5, wherein the sofa base has a protrusion fitting into the groove, the protrusion having a slot fitting into the fixture block.

7. The expandable sofa of claim 6, wherein the recess is a T-slot and the protrusion is a T-block, the inner surface of the T-slot being slidably coupled to the outer surface of the T-block.

8. The expandable sofa of claim 1, wherein the sliding connection comprises a rail mounting bar disposed on the sofa base, a first sliding plate disposed on the rail mounting bar, and a second sliding plate slidably coupled to the first sliding plate.

9. The expandable sofa of claim 1, wherein the multi-functional back comprises a support plate coupled to the sofa base, a cushion body coupled to the support plate via a hinge, a cup holder portion disposed on a back side of the cushion body, and a charging portion disposed on a back side of the cushion body.