CN110720784A

CN110720784A - Backrest device for apartment bed

Info

Publication number: CN110720784A
Application number: CN201911223529.9A
Authority: CN
Inventors: 李后祖; 吴杰英
Original assignee: Nancheng Road East Teaching Equipment Co Ltd
Current assignee: Nancheng Road East Teaching Equipment Co Ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-01-24

Abstract

The invention provides a backrest device for an apartment bed, wherein the lower end of a first backrest is provided with a rectangular groove hole, two sides of the rectangular groove hole are rotatably connected with a rotating shaft, the rotating shaft is rotatably connected with a cushion, one side of the first backrest close to a second backrest is provided with a cushion containing cavity, a telescopic component fixing hole is arranged in the cushion containing cavity, the side of the first backrest far away from the second backrest is fixedly connected with a back cushion, a neck protection pillow is arranged above the back cushion, the upper end of the first backrest is rotatably connected with the upper end of the second backrest through the rotating shaft, one side of the second backrest close to the first backrest is provided with a groove, the telescopic component is rotatably connected in the groove, through setting up first back and second back to at first back and second back outside fixed connection back cushion and neck pillow, reached the purpose of giving two people to use simultaneously, very be fit for using in many places of people's area less such as apartment, dormitory.

Description

Backrest device for apartment bed

Technical Field

The invention relates to a backrest device for an apartment bed, belonging to the field of leisure equipment articles.

Background

At present, when people read books, watch TV, play cell-phone, often use the back for the comfortable of health, but because apartment, dormitory area are less, unsuitable use like the great equipment of area of back chair, lazy people's chair etc. some people like reading in bed, play the cell-phone, can use pillow, quilt etc. to act as the back, nevertheless because pillow and quilt can't keep stable, can often take place phenomenons such as slope, landing in the use, can't guarantee that people's health keeps the correct posture to read books, play the cell-phone for a long time, lead to neither keeping human travelling comfort and easily cause harm to human cervical vertebra and lumbar vertebrae, so need a back device that can reduce occupation of land space and have good travelling comfort at present.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a backrest device for an apartment bed, which solves the problems that the existing equipment provided in the background art has large occupied space, is poor in comfort of pillows and quilts and is easy to cause damage to cervical vertebrae and lumbar vertebrae of a human body.

In order to achieve the purpose, the invention is realized by the following technical scheme: a backrest device for an apartment bed, which comprises a first backrest, a second backrest, a back cushion and a neck protecting pillow, the lower end of the first backrest is provided with a rectangular slotted hole, two sides of the rectangular slotted hole are rotatably connected with a rotating shaft, the rotating shaft is rotationally connected with the cushion, a cushion containing cavity is arranged on one side of the first backrest close to the second backrest, the cushion containing cavity is provided with a telescopic component fixing hole, the first backrest is fixedly connected with the back cushion at one side far away from the second backrest, a neck protection pillow is arranged above the back cushion, the neck protection pillow is fixedly connected with a first backrest, the upper end of the first backrest is rotatably connected with the upper end of a second backrest through a rotating shaft, a groove is arranged on one side of the second backrest close to the first backrest, a telescopic component is rotationally connected in the groove, the second backrest is fixedly connected with a back cushion at one side far away from the first backrest, and a neck protection pillow is arranged above the back cushion.

Further, flexible subassembly includes real pole and sleeve, the sleeve laminates with the outer wall of real pole sliding connection and telescopic inner wall and real pole mutually, the through-hole that a plurality of equidistance distribute is seted up on the sleeve surface, the slotted hole has been seted up to real pole one end, the fixed block passes the through-hole and the slotted hole of slotted hole upper end and protects along sliding connection, the edge of protecting of fixed block lower extreme protects along looks joint with the slotted hole, the fixed block lower surface laminates with the spring upper end, the spring lower extreme protects the surface laminating on edge with the slotted hole.

Furthermore, the two sides of the back cushion are provided with protective edges with semi-elliptical cross sections, the back cushion is a semi-cylindrical component made of rubber materials, and the surface of the back cushion is wrapped with a sponge cushion.

Furthermore, the telescopic component fixing hole is a slotted hole structure with an isosceles trapezoid cross section.

Further, the cross section of the neck protection pillow is U-shaped, the surface of the neck protection pillow is wrapped with a sponge mat, and the neck protection pillow is attached to the neck.

The invention has the beneficial effects that: according to the backrest device for the apartment bed, the first backrest and the second backrest are arranged, and the back cushion and the neck protection pillow are fixedly connected to the outer sides of the first backrest and the second backrest, so that the purpose of being used by two persons at the same time is achieved, and the backrest device is very suitable for being used in places with a large number of people and a small area, such as apartments and dormitories. The rotation through first back and second back is connected, has realized the rotation function of first back and second back, through the cooperation of flexible subassembly with flexible subassembly fixed orifices, has realized the fixed function after first back and the second back are rotatory, through the length of adjustment flexible subassembly, makes the rotation angle that first back and second back can adjust self, has strengthened the travelling comfort that the back device used.

Through at first back and second back outside fixed connection back cushion and rib pillow, strengthened the travelling comfort that the back device used, through add in back cushion and rib pillow both sides and establish the safe edge, guaranteed that human long-time use still can keep correct posture, protected people's cervical vertebra and people's lumbar vertebrae. Through rotating at first back lower extreme and connecting the cushion to set up the cushion and accomodate the chamber on one side of first back is close to the second back, make the cushion can use at any time and pack up, very convenient and occupation space not.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view showing the construction of a backrest device for an apartment bed according to the present invention;

FIG. 2 is a schematic sectional view of a backrest device for an apartment bed according to the present invention;

FIG. 3 is a schematic view of a first backrest of a backrest device for an apartment bed of the present invention;

FIG. 4 is a schematic view showing a telescopic assembly separated from a backrest device for an apartment bed according to the present invention;

FIG. 5 is a schematic sectional view of one end of a solid bar of a backrest device for an apartment bed according to the present invention;

in the figure: 1-a first backrest, 2-a second backrest, 3-a cushion, 4-a telescopic assembly, 5-a groove, 6-a telescopic assembly fixing hole, 7-a cushion containing cavity, 8-a back cushion, 9-a neck protection pillow, 10-a rectangular slotted hole, 41-a spring, 42-a solid rod, 43-a sleeve, 44-a fixing block and 45-a slotted hole protection edge.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1-5, the present invention provides a technical solution: a backrest device for an apartment bed comprises a first backrest 1, a second backrest 2, a back cushion 8 and a neck protection pillow 9, wherein a rectangular slotted hole 10 is formed in the lower end of the first backrest 1, rotating shafts are rotatably connected to two sides of the rectangular slotted hole 10 and rotatably connected with a cushion 3, a cushion containing cavity 7 is formed in one side of the first backrest 1 close to the second backrest 2, a telescopic component fixing hole 6 is formed in the cushion containing cavity 7, the first backrest 1 is fixedly connected with the back cushion 8 at one side far away from the second backrest 2, the neck protection pillow 9 is arranged above the back cushion 8, the neck protection pillow 9 is fixedly connected with the first backrest 1, the upper end of the first backrest 1 is rotatably connected with the upper end of the second backrest 2 through the rotating shafts, a groove 5 is formed in one side of the second backrest 2 close to the first backrest 1, the telescopic component 4 is rotatably connected with the groove 5, the back cushion 8 is fixedly connected with the second backrest 2 at one side far away from the first backrest 1, a neck protecting pillow 9 is arranged above the back cushion 8.

The telescopic assembly 4 comprises a solid rod 42 and a sleeve 43, the sleeve 43 is in sliding connection with the solid rod 42, the inner wall of the sleeve 43 is attached to the outer wall of the solid rod 42, a plurality of through holes distributed at equal intervals are formed in the surface of the sleeve 43, a slotted hole is formed in one end of the solid rod 42, a fixing block 44 penetrates through the through hole in the upper end of the slotted hole and is in sliding connection with a slotted hole guard edge 45, the guard edge at the lower end of the fixing block 44 is in clamping connection with the slotted hole guard edge 45, the lower surface of the fixing block 44 is attached to the upper end of a spring 41, the lower end of the spring 41 is attached to the surface of the slotted hole guard edge 45, and the length of the telescopic assembly 4 can be changed by adjusting the position of the fixing block 44 on the sleeve 43, so that the.

8 both sides of back cushion are equipped with the cross section and protect along for semiellipse, and the semicircle column component that back cushion 8 formed for adopting the rubber materials preparation, and the surface coating of back cushion 8 has the foam-rubber cushion, and rubber is very soft, has promoted the travelling comfort of device, and behind the parcel foam-rubber cushion, not only further reinforcing back cushion 8's compliance can laminate human size moreover, guarantees the human correct position of sitting, increases the gas permeability.

The telescopic component fixing hole 6 is a slotted hole structure with the cross section of an isosceles trapezoid, so that the telescopic component 4 can be conveniently and flexibly adjusted in the slotted hole.

The transversal U type of personally submitting of neck pillow 9, the surface coating of neck pillow 9 has the foam-rubber cushion, and neck pillow 9 and neck laminating, foam-rubber cushion play the effect that increases travelling comfort, gas permeability, and U type neck protector plays the protection neck, maintains the effect of correct position of sitting.

The specific implementation mode is as follows: during the use, user at first rotates first back 1 or second back 2, makes first back 1 and the 2 lower extremes of second back form certain angle, and user rotates out again and accomodates the cushion 3 in the cushion accomodates chamber 7, makes cushion 3 and bed surface laminating, rotates out flexible subassembly 4 on the second back 2 after that, then can be according to user's required back angle adjustment flexible subassembly 4, is fit for the user of different grade type and uses. When a user adjusts the telescopic component 4, firstly, the fixed block 44 is pressed downwards, the spring 41 is compressed downwards, the top end of the fixed block 44 is attached to the inner wall of the sleeve 43, the solid rod 42 is rotated by a certain angle, the fixed block 44 is separated from the through hole in the sleeve 43, the solid rod 42 is moved to a proper position, the solid rod 42 is rotated, the fixed block 44 is rotated into the through hole in the sleeve 43, the length of the telescopic component 4 is adjusted, after the adjustment is finished, one end of the telescopic component 4 is inserted into the telescopic component fixing hole 6 in the first backrest 1, the inclination angle of the backrest device can be fixed, then, the user can attach the headrest 8 to the waist in a correct sitting posture, the neck is attached to the neck protection pillow 9, and the protection edges are additionally arranged on the two sides of the headrest and the neck protection pillow, so that the human body can still keep the correct posture after.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a backrest device for apartment bed, includes first back (1), second back (2), back cushion (8) and neck pillow (9), its characterized in that: the utility model discloses a chair backrest, including first back (1), rectangular slotted hole (10) has been seted up to first back (1) lower extreme, rectangular slotted hole (10) both sides are rotated and are connected with the pivot, the pivot is rotated with cushion (3) and is connected, cushion storage chamber (7) has been seted up to first back (1) in the one side that is close to second back (2), flexible subassembly fixed orifices (6) have been seted up in cushion storage chamber (7), first back (1) is in the one side of keeping away from second back (2) and back cushion (8) fixed connection, back cushion (8) top is equipped with protects neck pillow (9), protect neck pillow (9) and first back (1) fixed connection, first back (1) upper end is connected through the pivot rotation with second back (2) upper end, second back (2) are seted up recess (5) in the one side that is close to first back (1), recess (5) internal rotation is connected with flexible subassembly (4), the second backrest (2) is fixedly connected with a back cushion (8) at one side far away from the first backrest (1), and a neck protection pillow (9) is arranged above the back cushion (8).

2. A backrest device for an apartment bed as defined in claim 1, wherein: flexible subassembly (4) are including real pole (42) and sleeve (43), sleeve (43) laminate with the inner wall of real pole (42) sliding connection and sleeve (43) and the outer wall of real pole (42) mutually, the through-hole that a plurality of equidistance distribute is seted up on sleeve (43) surface, slotted hole (45) have been seted up to real pole (42) one end, slotted hole (45) are the notch cuttype structure, slotted hole (45) and fixed block (44) sliding connection, fixed block (44) lower extreme fixedly connected with protects the edge, fixed block (44) lower extreme protects along with notch cuttype slotted hole (45) upper end joint, fixed block (44) lower surface and spring (41) upper end laminate, spring (41) lower extreme and slotted hole protect along the surface laminate of (45).

3. A backrest device for an apartment bed as defined in claim 1, wherein: the headrest is characterized in that protective edges with semi-elliptical cross sections are arranged on two sides of the headrest (8), the headrest (8) is a semi-cylindrical component made of rubber materials, and a sponge cushion is wrapped on the surface of the headrest (8).

4. A backrest device for an apartment bed as defined in claim 1, wherein: the telescopic component fixing hole (6) is a slotted hole structure with the cross section of an isosceles trapezoid.

5. A backrest device for an apartment bed as defined in claim 1, wherein: the cross section of the neck protection pillow (9) is U-shaped, the surface of the neck protection pillow (9) is wrapped with a spongy cushion, and the neck protection pillow (9) is attached to the neck.