CN217828258U

CN217828258U - Standing chair capable of changing posture

Info

Publication number: CN217828258U
Application number: CN202221753795.XU
Authority: CN
Inventors: 郭士杰; 王宝斌
Original assignee: Shandong Keyihong Intelligent Technology Co ltd
Current assignee: Shandong Keyihong Intelligent Technology Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-11-18
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a standing chair with convertible posture, which comprises a chassis frame, wherein the top of the chassis frame is provided with a crossbeam, the crossbeam is provided with a hip cushion plate, a back plate is arranged above the hip cushion plate, a waist width adjusting device is arranged at the rear part of the upper part of the hip cushion plate, the left end and the right end of the waist width adjusting device are respectively provided with a waist support, and the distance between the two waist supports can be adjusted by the waist width adjusting device; the rear of the middle part of the back plate is provided with an armpit width adjusting device, the left end and the right end of the armpit width adjusting device are respectively provided with an armpit support, and the distance between the two armpit supports can be adjusted through the armpit width adjusting device. The standing chair of the utility model can change a plurality of postures, and meet the requirements of a user on a plurality of postures such as standing posture, sitting posture, lying posture and the like; and the distance between the armpit support and the lumbar support can be adjusted according to the body condition of the user so as to correct the body curve of the user when the user stands.

Description

Standing chair capable of changing posture

Technical Field

The utility model relates to a rehabilitation and nursing apparatus technical field especially relates to a chair of standing of convertible gesture.

Background

The elderly, the disabled people or the disabled people caused by diseases often need to use a wheelchair or an electric scooter as an auxiliary walking tool to solve the problem of movement restriction caused by the disabled people. However, the structure of the wheelchair or the electric scooter is designed to provide the function of riding instead of walking, and no additional function is provided. Such as:

(1) When articles at high positions need to be taken, the user cannot get up in a short time due to inconvenient actions, so that the inconvenience in use is caused, and the user cannot perform standing actions on a wheelchair or an electric scooter;

(2) The wheelchair or the electric scooter only has a sitting posture using mode, and cannot enable a user to lie for rest and the legs to be straightened and lifted, so that the user cannot have a more comfortable rest posture.

(3) Like patient such as hemiplegia, cerebral apoplexy, because the body rickets is crooked, can't keep the trunk vertical, and current wheelchair or electronic car of riding instead of walk can not provide relevant support function, can't help to correct user's body curve.

Therefore, the development of a standing chair capable of changing multiple postures (standing posture, sitting posture and lying posture) becomes one of the problems to be solved urgently in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a standing chair with convertible posture.

In order to achieve the above purpose, the utility model adopts the technical scheme as follows:

a standing chair capable of changing postures comprises a chassis frame, wherein a cross beam is arranged at the top of the chassis frame, a hip cushion plate is arranged on the cross beam, a back plate is arranged above the hip cushion plate, a waist width adjusting device is arranged behind the upper part of the hip cushion plate, a waist support is respectively arranged at the left end and the right end of the waist width adjusting device, and the distance between the two waist supports can be adjusted through the waist width adjusting device; the rear of the middle part of the back plate is provided with an armpit width adjusting device, the left end and the right end of the armpit width adjusting device are respectively provided with an armpit support, and the distance between the two armpit supports can be adjusted through the armpit width adjusting device.

Wherein, waist width adjusting device and armpit width adjusting device are lead screw, rack or hold-in range.

The left side and the right side of the chassis frame are respectively formed by fixedly connecting an upper frame and a lower frame, the center and the rear side of the lower part of the chassis frame are respectively provided with a beam, and a first bracket is fixed below the beam in the center;

the top ends of the upper frames on the left side and the right side of the chassis frame are respectively hinged with a first hinge piece and a second hinge piece; a first cross beam is fixed between the lower ends of the two second hinged sheets, and a second cross beam is fixed between the two first hinged sheets; the rear side surface of the first cross beam is provided with a left group of fixing plates and a right group of fixing plates, each group of fixing plates is respectively hinged with the lower end of one first upright post, and the upper end of each first upright post is respectively hinged with the lower end of one second upright post;

the center of the first support is hinged to the lower end of the standing motor, and the telescopic rod of the standing motor is hinged to the middle of the second cross beam.

The middle part of the upper surface of the second cross beam is provided with a second support, the middle part of the first cross beam is hinged with a telescopic rod of a lying motor, and the top of the lying motor is hinged with the middle part of the second support.

The utility model discloses a waist width regulation lead screw, including first crossbeam, second crossbeam, first crossbeam is fixed with a third stand respectively to both sides about the upper surface of second crossbeam, and the top of two third stands is fixed with the horizontal pole, be equipped with waist width regulation lead screw on the horizontal pole, the screw thread opposite direction of the left and right sides of waist width regulation lead screw, the both ends of waist width regulation lead screw respectively install a lumbar support through threaded connection, and the outside of two lumbar supports all articulates there is third hinge piece, is fixed with the third crossbeam between the top of two third hinge pieces, the top and the third crossbeam fixed connection of two second stands.

The upper surface of the third cross beam is fixedly provided with two fourth stand columns, the rear part of the middle part of each of the two fourth stand columns is fixedly provided with a fourth cross beam, the fourth cross beam is provided with an armpit width adjusting lead screw, the left side and the right side of the armpit width adjusting lead screw are opposite in thread direction, and two ends of the armpit width adjusting lead screw are respectively provided with an armpit support through threaded connection.

And the front side surface of the second cross beam and the front side surfaces of the two third upright posts are jointly fixed with a hip cushion plate.

And the front side surface of the third cross beam and the front side surfaces of the two fourth upright posts are jointly fixed with a back plate.

The lower bottom surface of the first cross beam is provided with two fixed telescopic columns, the front side surfaces of the two fixed telescopic columns are fixed with leg base plates, and the bottoms of the two fixed telescopic columns are respectively provided with a pedal plate.

Wherein, the front ends of the lower frames at the left side and the right side of the chassis frame are respectively provided with a universal caster; the left end and the right end of the cross beam at the rear side of the lower part of the chassis frame are respectively provided with a universal central control wheel and a brake caster; and a brake pedal is arranged in the center of the cross beam at the rear side of the lower part of the chassis frame.

Compared with the prior art, the utility model discloses an outstanding effect lies in:

(1) The standing chair of the utility model can change various postures, and meet the requirements of various postures such as standing posture, sitting posture, lying posture and the like of a user.

(2) To patients such as hemiplegia, cerebral apoplexy, the crooked rickets of health when standing, the problem of unable vertical stand, the utility model discloses a chair of standing has the auxiliary stay function. Wherein, the distance between the armpit support and the lumbar support can be adjusted according to the body condition of the user so as to correct the body curve of the user when the user stands.

The standing chair with convertible posture of the present invention will be further explained with reference to the accompanying drawings and the embodiments.

Drawings

FIG. 1 is a perspective view of a standing chair with convertible posture (standing posture);

FIG. 2 is another perspective view of a standing chair with convertible posture (standing posture);

FIG. 3 is another perspective view of a standing chair with convertible posture (standing posture);

FIG. 4 is a side view (standing position) of a convertible stance chair;

FIG. 5 is a perspective view (sitting position) of a standing chair with convertible posture;

FIG. 6 is a side view (sitting position) of a convertible stance chair;

FIG. 7 is a perspective view of a standing chair with convertible posture (lying posture);

fig. 8 is a side view (lying position) of a standing chair with convertible positions.

Wherein, 1-chassis frame, 2-first hinging sheet, 3-second hinging sheet, 4-first beam, 5-second beam, 6-first upright post, 7-second upright post, 8-standing motor, 9-lying motor, 10-third beam, 11-third upright post, 12-third hinging sheet, 13-fourth beam, 14-fourth upright post, 15-waist width adjusting screw rod, 16-oxter width adjusting screw rod, 17-foot pedal, 18-universal caster wheel, 19-brake pedal, 20-universal central control wheel, 21-brake caster wheel, 22-leg pad plate, 23-hip pad plate, 24-back plate, 25-lumbar support, 26-oxter support and 27-U-shaped tube.

Detailed Description

As shown in fig. 1-4, a posture-changeable standing chair comprises a chassis frame 1, wherein a cross beam is arranged at the top of the chassis frame 1, a hip cushion plate 23 is arranged on the cross beam, a back plate 24 is arranged above the hip cushion plate 23, a waist width adjusting device is arranged behind the upper part of the hip cushion plate 23, a waist support 25 is respectively arranged at the left end and the right end of the waist width adjusting device, and the distance between the two waist supports 25 can be adjusted through the waist width adjusting device; the rear part of the middle part of the back plate 24 is provided with an armpit width adjusting device, the left end and the right end of the armpit width adjusting device are respectively provided with an armpit support 26, and the distance between the two armpit supports 26 can be adjusted through the armpit width adjusting device.

Wherein, waist width adjusting device and armpit width adjusting device select for use the lead screw mode. In other advantageous embodiments, a rack or timing belt may be used.

The left side and the right side of the chassis frame 1 are respectively formed into a herringbone shape by fixedly connecting an upper frame and a lower frame, the center and the rear side of the lower part of the chassis frame 1 are respectively provided with a crossbeam, and a U-shaped bracket is fixed below the crossbeam positioned in the center;

the top ends of the upper frames at the left side and the right side of the chassis frame 1 are respectively hinged with a first hinged sheet 2 and a second hinged sheet 3; a first cross beam 4 is fixed between the lower ends of the two second hinged sheets 3, and a second cross beam 5 is fixed between the two first hinged sheets 2; the rear side surface of the first cross beam 4 is provided with a left group of fixing plates and a right group of fixing plates, each group of fixing plates is respectively hinged with the lower end of one first upright post 6, and the upper end of each first upright post 6 is respectively hinged with the lower end of one second upright post 7;

the center of the U-shaped support is hinged with the lower end of a standing motor 8, and a telescopic rod of the standing motor 8 is hinged with the middle of the second cross beam 5. In other advantageous embodiments, the U-shaped bracket may also take other shape variations.

An inverted U-shaped pipe 27 is arranged in the middle of the upper surface of the second cross beam 5, the middle of the first cross beam 4 is hinged with a telescopic rod of a lying motor 9, and the top of the lying motor 9 is hinged with the middle of the U-shaped pipe 27. In other advantageous embodiments, the U-shaped tube may also adopt other shape variations.

The left and right sides of the upper surface of second crossbeam 5 respectively fixes a third stand 11, and the top of two third stands 11 is fixed with the horizontal pole, waist width regulation lead screw 15 is equipped with on the horizontal pole, the screw thread opposite direction of the left and right sides of waist width regulation lead screw 15, waist width regulation lead screw 15's both ends respectively install a lumbar support 25 through threaded connection, and two lumbar support 25's the outside all articulates there is third hinge piece 12, is fixed with third crossbeam 10 between the top of two third hinge pieces 12, the top and the third crossbeam 10 fixed connection of two second stands 7. By rotating the lumbar width adjustment screw 15, the spacing between the two lumbar supports 25 can be reduced or increased.

Two fourth vertical columns 14 are fixed on the upper surface of the third cross beam 10, a fourth cross beam 13 is fixed behind the middle portions of the two fourth vertical columns 14, an armpit width adjusting screw rod 16 is mounted on the fourth cross beam 13, the directions of threads on the left side and the right side of the armpit width adjusting screw rod 16 are opposite, and two ends of the armpit width adjusting screw rod 16 are respectively provided with an armpit support 26 through threaded connection. By rotating the underarm width adjustment screw 16, the spacing between the two underarm supports 26 can be reduced or increased.

A hip cushion plate 23 is fixed to the front side of the second cross member 5 and the front sides of the two third pillars 11. A back plate 24 is fixed to the front side of the third beam 10 and the front sides of the two fourth pillars 14. Two fixed telescopic columns are arranged on the lower bottom surface of the first cross beam 4, leg base plates 22 are fixed on the front side surfaces of the two fixed telescopic columns, and a pedal plate 17 is arranged at each of the bottoms of the two fixed telescopic columns.

The front ends of the lower frames at the left side and the right side of the chassis frame 1 are respectively provided with a universal caster 18; the left end and the right end of a beam at the rear side of the lower part of the chassis frame 1 are respectively provided with a universal central control wheel 20 and a brake caster wheel 21; a brake pedal 19 is arranged in the center of a cross beam at the rear side of the lower part of the chassis frame 1.

The change of a plurality of postures such as sitting, standing, lying, inclined lying, standing and the like can be realized through the standing motor 8 and the lying motor 9.

The working method of the standing chair with the convertible posture comprises the following specific steps:

(1) The initial state is sitting and standing, and the telescopic rods of the standing motor and the lying motor are in the shortest state, as shown in fig. 1-4.

(2) When the telescopic rod of the lying motor extends out, the back plate is laid flat, the leg plate is lifted, and lying is realized, as shown in fig. 7-8; in the lying state, the telescopic rod of the standing motor extends out, and the standing chair slowly changes into the standing state through the inclined lying from the lying state.

Because the lying motor is hinged with the first cross beam, and the first cross beam is hinged with the third cross beam through the link mechanism (the first upright post and the second upright post), when the lying motor extends out, the leg base plate fixed on the first cross beam is ejected out, and the back plate fixed on the third cross beam is pulled flat through the link mechanism.

(3) The second cross beam fixed with the hip cushion plate is hinged with the chassis frame through the first hinge piece and is used as a standing rotating shaft; and the bottom of the standing motor is hinged with a U-shaped support of the chassis frame, and the top of the standing motor is hinged with a U-shaped pipe on the second cross beam. Therefore, when the standing chair is in a sitting or lying state, the telescopic rod of the standing motor is in the shortest state (as shown in fig. 5-8); when the standing chair is in a standing state, the telescopic rod of the standing motor extends to the longest length; when the user stands and is in a reclining state, the telescopic rod of the lying motor extends to the longest length, and only one part of the telescopic rod of the standing motor extends out.

The above-mentioned embodiments are only described for the preferred embodiments of the present invention, but not for limiting the scope of the present invention, and those skilled in the art should not be limited to the modifications and improvements made by the technical solution of the present invention without departing from the spirit of the present invention.

Claims

1. A standing chair capable of changing postures is characterized in that: the waist width adjusting device comprises a chassis frame (1), wherein a cross beam is arranged at the top of the chassis frame (1), a hip cushion plate (23) is arranged on the cross beam, a back plate (24) is arranged above the hip cushion plate (23), a waist width adjusting device is arranged behind the upper part of the hip cushion plate (23), a waist support (25) is arranged at each of the left end and the right end of the waist width adjusting device, and the distance between the two waist supports (25) can be adjusted through the waist width adjusting device; the rear part of the middle part of the back plate (24) is provided with an armpit width adjusting device, the left end and the right end of the armpit width adjusting device are respectively provided with an armpit support (26), and the distance between the two armpit supports (26) can be adjusted through the armpit width adjusting device.

2. A stance chair capable of changing posture as claimed in claim 1, wherein: the waist width adjusting device and the oxter width adjusting device are screw rods, racks or synchronous belts.

3. A convertible stance chair as claimed in claim 2, wherein: the left side and the right side of the chassis frame (1) are respectively formed by fixedly connecting an upper frame and a lower frame, the center and the rear side of the lower part of the chassis frame (1) are respectively provided with a cross beam, and a first support is fixed below the cross beam in the center;

the top ends of the upper frames at the left side and the right side of the chassis frame (1) are respectively hinged with a first hinging sheet (2) and a second hinging sheet (3); a first cross beam (4) is fixed between the lower ends of the two second hinged sheets (3), and a second cross beam (5) is fixed between the two first hinged sheets (2); the rear side surface of the first cross beam (4) is provided with a left group of fixing plates and a right group of fixing plates, each group of fixing plates is respectively hinged with the lower end of one first upright post (6), and the upper end of each first upright post (6) is respectively hinged with the lower end of one second upright post (7);

the center of the first support is hinged to the lower end of the standing motor (8), and the telescopic rod of the standing motor (8) is hinged to the middle of the second cross beam (5).

4. A convertible stance chair as claimed in claim 3, wherein: the middle part of the upper surface of the second cross beam (5) is provided with a second support, the middle part of the first cross beam (4) is hinged with a telescopic rod of a lying motor (9), and the top of the lying motor (9) is hinged with the middle part of the second support.

5. A stance chair as claimed in claim 4, wherein: the utility model discloses a waist width regulation lead screw, including the upper surface of second crossbeam (5), the top of two third stands (11) is fixed with the horizontal pole, waist width regulation lead screw (15) are equipped with on the horizontal pole, the screw thread opposite direction of the left and right sides of waist width regulation lead screw (15), waist width regulation lead screw's (15) both ends respectively install one lumbar support (25) through threaded connection, and the outside of two lumbar supports (25) all articulates there is third hinge piece (12), is fixed with third crossbeam (10) between the top of two third hinge pieces (12), the top and third crossbeam (10) fixed connection of two second stands (7).

6. The stance convertible standing chair of claim 5 wherein: the upper surface of third crossbeam (10) is fixed with two fourth stands (14), and the rear at the middle part of two fourth stands (14) is fixed with fourth crossbeam (13), be equipped with armpit width regulation lead screw (16) on fourth crossbeam (13), the screw thread opposite direction of the left and right sides of armpit width regulation lead screw (16), an armpit support (26) is respectively installed through threaded connection at the both ends of armpit width regulation lead screw (16).

7. The stance convertible standing chair of claim 6 wherein: and the front side surface of the second cross beam (5) and the front side surfaces of the two third upright posts (11) are jointly fixed with a hip cushion plate (23).

8. The stance convertible standing chair of claim 7 wherein: and a back plate (24) is jointly fixed on the front side surface of the third cross beam (10) and the front side surfaces of the two fourth upright posts (14).

9. A convertible stance chair as claimed in claim 8, wherein: two fixed telescopic columns are arranged on the lower bottom surface of the first cross beam (4), leg base plates (22) are fixed on the front side surfaces of the two fixed telescopic columns, and a pedal plate (17) is arranged at the bottom of each fixed telescopic column.

10. A convertible stance chair as claimed in claim 9, wherein: the front ends of the lower frames at the left side and the right side of the chassis frame (1) are respectively provided with a universal caster (18); the left end and the right end of a beam at the rear side of the lower part of the chassis frame (1) are respectively provided with a universal central control wheel (20) and a brake caster (21); and a brake pedal (19) is arranged in the center of a cross beam at the rear side of the lower part of the chassis frame (1).