CN109157044B

CN109157044B - Barrier-free sofa

Info

Publication number: CN109157044B
Application number: CN201811243383.XA
Authority: CN
Inventors: 张红侠
Original assignee: Linquan Branch Of Anhui Kechuang Productivity Promotion Center Co Ltd
Current assignee: Fox Home Furnishings (Nantong) Co.,Ltd.
Priority date: 2018-10-24
Filing date: 2018-10-24
Publication date: 2021-01-08
Anticipated expiration: 2038-10-24
Also published as: CN109157044A

Abstract

The invention provides a barrier-free sofa, which is characterized in that: the backrest is arranged above the rear part of the cushion, and a backrest cavity is arranged in the backrest; a first platform is arranged in the backrest cavity, a first base capable of moving towards the side edge of the sofa is arranged on the first platform, a first cross rod is fixedly connected with the first base and can extend out of the backrest cavity under the movement of the first base, the first cross rod is also connected with a rotating rod capable of rotating along the axial direction of the first cross rod, and the rotating rod is fixedly connected with the backrest rod; cushion cavity internally mounted has the second platform, installs the second base that can remove towards the sofa side on the second platform, second base fixedly connected with second horizontal pole, and the cushion cavity can be stretched out to the second horizontal pole, still installs the second lifter on the tip of second horizontal pole, second lifter fixedly connected with cushion pole. The wheelchair provides convenience for people with inconvenient legs and feet to move from the wheelchair to the sofa, can be suitable for people of different statures, and has high practicability.

Description

Barrier-free sofa

Technical Field

The invention belongs to the technical field of furniture, and particularly relates to an obstacle-free sofa.

Background

The sofa is a multi-seat chair with cushions; the back-rest chair with spring or thick foamed plastic has armrests on two sides and is one kind of soft furniture. Because it can be seated and lying, and is soft and comfortable, it is widely applied to the public families. However, the patients who suffer from short-term leg and foot inconvenience or paralysis due to injury are rare, the patients sit on the wheelchair for a long time, and compared with the sofa, the wheelchair is mostly simple and crude and is not comfortable. When a patient with inconvenient legs and feet at home wants to sit on the sofa, the patient is usually held by other people and placed on the sofa, but the method is labor-consuming, and when no one is at home, the patient can hardly finish the action of transferring the patient from the wheelchair to the sofa by himself.

Disclosure of Invention

In light of the above deficiencies of the prior art, the present invention provides an obstacle-free sofa that addresses all or one of the above-mentioned technical problems of the background art.

The technical problem to be solved by the invention is realized by adopting the following technical scheme: an accessible sofa, its characterized in that: the backrest is arranged above the rear part of the cushion, and a backrest cavity is arranged in the backrest; a first platform is arranged in the backrest cavity, a first base capable of moving towards the side edge of the sofa is arranged on the first platform, a first cross rod is fixedly connected with the first base and can extend out of the backrest cavity under the movement of the first base, the first cross rod is also connected with a rotating rod capable of rotating along the axial direction of the first cross rod, and the rotating rod is fixedly connected with the backrest rod; cushion cavity internally mounted has the second platform, installs the second base that can remove towards the sofa side on the second platform, second base fixedly connected with second horizontal pole, and the cushion cavity can be stretched out to the second horizontal pole, still installs the second lifter on the tip of second horizontal pole, second lifter fixedly connected with cushion pole.

Optionally, a first lifting rod is installed on the first base, and the first lifting rod is fixedly connected with a first cross rod.

Optionally, the backrest is provided with an openable backrest side plate near one end of the backrest rod, and the cushion is provided with an openable cushion side plate near one end of the cushion rod.

Optionally, an auxiliary cushion is movably mounted on the cushion rod, and the auxiliary cushion can axially rotate to a horizontal state along the cushion rod.

Optionally, two sets of parallel first sliding grooves are formed in the first platform, first sliding rails matched with the two sets of parallel first sliding grooves are arranged at the bottom of the first base, two sets of parallel second sliding grooves are formed in the second platform, two sets of second sliding rails are arranged at the bottom of the second base, and the second sliding grooves are matched with the second sliding rails.

Optionally, a handle is arranged on the backrest rod.

Optionally, the end of the cushion far away from the cushion rod is provided with a handrail, and the end of the cushion close to the cushion rod is provided with a detachable movable handrail.

Optionally, the outsides of the cushion rod and the backrest rod are respectively wrapped with sponge.

The invention has the beneficial effects that: through arranging cavities in the sofa cushion and the backrest, arranging a first platform and a first base which can move on the first platform in the backrest cavity, arranging a first lifting rod on the first base, connecting the first lifting rod with the backrest rod through a series of cabinets, the cushion comprises a cushion cavity, a first platform and a first base, wherein the first platform and the first base can move on the first platform are arranged in the cushion cavity, a first cross rod is fixedly connected onto the first base, a first lifting rod is fixedly mounted on the first cross rod, a cushion rod is fixedly connected onto the first lifting rod, the cushion rod extends to the lower side of the inner side of the knee joint of a human body, a back rod extends to the back of the human body, the cushion rod supports and lifts the weight of the human body, the back rod protects the back of the human body, and lifts and transfers the human body onto the cushion, so that convenience is provided for people with inconvenient legs and feet, and the people can sit on the sofa from a wheelchair without help;

the cushion rod is provided with the auxiliary cushion, so that the personnel can transfer more comfortably and safely; each mechanism is arranged in the cavity, so that the space is effectively saved; the arrangement of the first lifting rod and the second lifting rod enables the mechanism to adapt to people of different statures, and the mechanism is wide in adaptability and high in practicability.

Drawings

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

FIG. 2 is a cross-sectional view of a front view of an unobstructed sofa according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a left side view of an unobstructed sofa according to an embodiment of the present invention;

fig. 4 is a partial cross-sectional view of an unobstructed sofa according to an embodiment of the present invention during operation.

In the figure: 1-cushion, 2-backrest, 3-armrest, 4-backrest side plate, 5-cushion side plate, 6-backrest cavity, 7-horizontal side wall, 8-first platform, 9-first base, 10-first lifting rod, 11-first cross rod, 12-vertical rod, 13-rotating rod, 14-rotating shaft, 15-backrest rod, 16-cushion cavity, 17-second platform, 18-second base, 19-second cross rod, 20-second lifting rod, 21-cushion rod, 22-second sliding groove, 23-second sliding rail, 24-first sliding groove, 25-first sliding rail and 26-auxiliary cushion.

Detailed Description

The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.

As shown in fig. 1, the present embodiment provides a technical solution of an accessible sofa, which includes a sofa body, a seat cushion 1 of the sofa body is provided with a backrest 2, an armrest 3 is installed at an end of the seat cushion 1, an openable seat cushion side plate is installed at an end of the seat cushion 1 away from the armrest 3, a backrest side plate 5 is installed at an end of the backrest 2 away from the armrest 3, a backrest cavity 6 is opened inside the backrest 1, a first platform 8 is installed inside the backrest cavity 6, the first platform 8 is arranged in parallel along a horizontal side wall 7 of the backrest 2, a first base 9 is movably installed on the first platform 8, the first base 9 can move on the first platform 8 along the direction of the horizontal side wall 7, a first lifting rod 10 is installed on the first base 9, a first cross rod 11 is fixedly connected to one side of the first lifting rod 10 away from the armrest 3, a vertical rod 12 is fixedly connected to an end of the first cross rod 11 away from the first base 9, the bottom swing joint of montant 12 has rotary rod 13, and rotary rod 13 passes through rotation axis 14 and links to each other with montant 12, and rotary rod 13's bottom fixedly connected with

back pole

15, 1 inside cushion chamber 16 of having seted up of cushion, cushion chamber 16 is inside along first platform 8 parallel arrangement with second platform 17, installs slidable second base 18 on the second platform 17, and handrail 3 one side fixedly connected with second horizontal pole 19 is kept away from to first base 18, and second base 18 one side top fixedly mounted has second lifter 20 is kept away from to second horizontal pole 19, and second lifter 20 fixedly connected with cushion pole 21, and cushion pole 21 extends with handrail 3 direction. When a person with leg and foot disability is transferred, the backrest side plate 4 and the cushion side plate 5 are opened, the first base 9 moves towards the direction of the backrest side plate 4, the first cross rod 11 extends out of the backrest cavity 6, then the rotating rod 13 rotates to enable the mechanism to avoid the backrest, then the first base continues to move until the backrest rod 15 reaches the back position of the person, the first lifting rod 10 adjusts the height to a proper position, meanwhile, the second base 18 moves, the second cross rod 19 extends out of the cushion cavity 16 until the cushion rod 21 reaches the lower part of the inner side of the knee joint of the person, then the second lifting rod 20 works, the cushion rod 21 is in contact with the thigh of the person and supports the person, then the first base 9 and the second base 18 simultaneously move towards the armrest 3 until the person is conveyed to the upper part of the cushion 1, then the person descends onto the cushion 1 through the work of the second lifting rod 20, the mechanisms are then retracted to the home position.

Optionally, in this embodiment, in order to make personnel more steady safety at the removal in-process, movable mounting has supplementary cushion 26 on the cushion pole 21, and supplementary cushion 26 can be along cushion pole 21 axial rotation to the level for personnel are after being lifted, and supplementary cushion 26 is rotatory, holds up personnel, makes personnel can sit on supplementary cushion, promotes the stability of transfer process and personnel's travelling comfort.

Optionally, in this embodiment, for stability of the lifting mechanism during movement, two sets of parallel first sliding grooves 24 are formed in the first platform 8, first sliding rails 25 matched with the two sets of parallel first sliding grooves 24 are arranged at the bottom of the first base 9, two sets of parallel second sliding grooves 22 are formed in the second platform 17, two sets of second sliding rails 23 are arranged at the bottom of the second base 18, and the second sliding grooves 22 are matched with the second sliding rails 23.

Optionally, in this embodiment, in order to make the person safer during the transferring process, the backrest rod 15 is further provided with a handle (not shown in the figure).

Optionally, in this embodiment, in order to make the sofa more comfortable and beautiful, the end of the seat cushion 1 far away from the armrests 3 is provided with a detachable movable armrest (not shown in the figure).

Optionally, in this embodiment, in order to make the person more comfortable when transferring, the back rest rod 15 and the cushion rod 21 are respectively wrapped with a sponge.

The working principle of the invention is as follows: when a person with inconvenient legs and feet sitting on the wheelchair needs to be transferred to the sofa, the backrest side plate 4 and the cushion side plate 5 are opened, the device is started, the first base 9 moves towards the direction of the backrest side plate 4, the first cross rod 11 extends out of the backrest cavity 6, then the rotating rod 13 rotates to enable the mechanism to avoid the backrest, then the first base continues to move until the backrest rod 15 reaches the back position of the person, the first lifting rod 10 adjusts the height to a proper position, meanwhile, the second base 18 moves, the second cross rod 19 extends out of the cushion cavity 16 until the cushion rod 21 reaches the lower part of the inner side of the knee joint of the person, then the second lifting rod 20 works to enable the cushion rod 21 to be in contact with the thighs of the person and support the person, at the moment, the auxiliary cushion 26 rotates to the lower part of the buttocks of the person, the person can sit on the auxiliary cushion 26, the person can lean against the backrest rod 15 and tightly hold the grip, then the first base 9 and the second base 18 move towards the armrest 3 simultaneously until the person is conveyed to the position above the seat cushion 1, then the person is descended onto the seat cushion 1 through the operation of the second lifting rod 20, and then all the mechanisms return to the original position.

The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. An accessible sofa, its characterized in that: the backrest is arranged above the rear part of the cushion, and a backrest cavity is arranged in the backrest;

a first platform is arranged in the backrest cavity, a first base capable of moving towards the side edge of the sofa is arranged on the first platform, a first cross rod is fixedly connected with the first base and can extend out of the backrest cavity under the movement of the first base, the first cross rod is also connected with a rotating rod capable of rotating along the axial direction of the first cross rod, and the rotating rod is fixedly connected with the backrest rod;

a second platform is arranged in the cushion cavity, a second base capable of moving towards the side edge of the sofa is arranged on the second platform, a second cross rod is fixedly connected to the second base and can extend out of the cushion cavity, a second lifting rod is further arranged at the end part of the second cross rod, and the second lifting rod is fixedly connected with a cushion rod;

the backrest side plate 4 and the cushion side plate 5 are opened, the first base 9 moves towards the direction of the backrest side plate 4, the first cross rod 11 extends out of the backrest cavity 6, then the rotating rod 13 rotates to enable the mechanism to avoid the backrest, the first base continues to move until the backrest rod 15 reaches the back position of a person, the first lifting rod 10 adjusts the height to a proper position, meanwhile, the second base 18 moves to enable the second cross rod 19 to extend out of the cushion cavity 16 until the cushion rod 21 reaches the lower part of the inner side of the knee joint of the person, then the second lifting rod 20 works to enable the cushion rod 21 to be in contact with thighs of the person and lift the person, then the first base 9 and the second base 18 simultaneously move towards the armrests 3 until the person is conveyed to the upper part of the cushion 1, then the person descends onto the cushion 1 through the work of the second lifting rod 20, and then all the mechanisms return to the original position.

2. The accessible sofa of claim 1, wherein: install first lifter on the first base, first lifter fixedly connected with first horizontal pole.

3. The accessible sofa of claim 1, wherein: the backrest is close to back pole one end tip and is equipped with the back curb plate that can open, the cushion is close to cushion pole one end tip and is equipped with the cushion curb plate that can open.

4. The accessible sofa of claim 1, wherein: the cushion rod is movably provided with an auxiliary cushion, and the auxiliary cushion can axially rotate to a horizontal state along the cushion rod.

5. The accessible sofa of claim 1, wherein: the first platform is provided with two groups of parallel first sliding grooves, the bottom of the first base is provided with first sliding rails matched with the two groups of parallel first sliding grooves, the second platform is provided with two groups of parallel second sliding grooves, the bottom of the second base is provided with two groups of second sliding rails, and the second sliding grooves are matched with the second sliding rails.

6. The accessible sofa of claim 1, wherein: the backrest rod is provided with a handle.

7. The accessible sofa of claim 1, wherein: the cushion is kept away from the tip of cushion pole and is installed the handrail, the cushion is close to the tip of cushion pole and installs detachable activity handrail.

8. The accessible sofa of claim 1, wherein: the outside of the cushion rod and the back rest rod are respectively wrapped with sponge.