CN219332249U

CN219332249U - Chair capable of assisting patient in sitting down

Info

Publication number: CN219332249U
Application number: CN202320478875.7U
Authority: CN
Inventors: 张雪峰; 高玉霞
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-07-14
Anticipated expiration: 2033-03-14

Abstract

The utility model relates to a seat, which comprises a supporting ring and a seat cushion, wherein supporting rods are symmetrically arranged on two sides between the supporting ring and the seat cushion, a driving component for driving the seat cushion to move up and down is arranged on one side of an outer ring of the seat cushion, the seat cushion is arranged between the supporting rods on two sides and is in sliding connection with the supporting rods, a moving area is formed between the seat cushion and the supporting ring, the seat cushion which can assist a patient to sit down is provided with the seat cushion, the driving component is powered on to start working, the height of the seat cushion is adjusted according to the requirement of the patient, when the patient holds a handle by hand, the seat cushion is seated on the seat cushion, the risk caused by the excessively low seat cushion and inconvenient movement of the patient is prevented, and the safety of the patient is protected.

Description

Chair capable of assisting patient in sitting down

Technical Field

The present utility model relates to a chair, and more particularly to a chair that assists a patient in sitting down.

Background

For patients who cannot walk by themselves temporarily or for a long time, the patients need to be trained through a rehabilitation training chair, and clinical practice proves that the patients with lower limb dyskinesia can be subjected to scientific rehabilitation training, so that the lost functions of the limbs can be compensated and recovered, the life self-care ability of the patients is further improved, and the life quality of the patients is improved.

For patient-assisted chairs, there are a number of prior art techniques, such as:

chinese patent publication No. CN208677755U discloses an intelligent toilet seat action assisting and sitting station protecting wheelchair, which belongs to the technical field of intelligent sports rehabilitation home products. Including master control transmission case, side direction triangle main frame, transmission base, pedal, transmission telescopic strut, seat device, belt etc. master control transmission case sets up in the rear portion top of whole equipment for master control case below reserved space is enough to satisfy the toilet bowl water tank height requirement on the present market, and equipment installation and use are simple, need not to reform transform or destroy the fitment environment in family's bathroom completely, just can be through the wheelchair function of this design, push the patient and directly reach the closestool top, later through opening automatic supplementary toilet action function, supplementary patient realizes the conversion of position of sitting and standing gesture, and can also realize daily standing and sit recovered motion training function, the technical blank in intelligent household product field of intelligent toilet action assistance, sit station training protection and wheelchair multifunctional integration has been filled.

Therefore, with the progress of science and technology, the types and functions of wheelchairs are more and more, but the existing wheelchairs do not have auxiliary equipment for helping patients to stand up and sit down, and even if the wheelchairs for helping patients to stand up are available on the market, the lifting mechanism is arranged on the wheelchairs, so that the wheelchairs cannot be quickly disassembled, and the patients with inconvenient legs and feet cannot be quickly and effectively sat up.

In view of this, the present utility model provides a chair that can assist a patient in sitting down.

Disclosure of Invention

The present utility model aims to solve the above-mentioned drawbacks and to provide a height-adjustable chair for assisting a patient in sitting down.

Through switching on the power with drive assembly, start work, according to patient's demand, when patient's hand handle can sit on the seatpad, prevent to take place danger easily because of the seatpad is too low and patient's action is inconvenient when sitting to protect patient's safety, in addition, the cardboard on the back that sets up on one side of the seatpad and the draw-in groove all adopts the joint mode to be connected, so that quick assembly and disassembly.

The utility model provides a seat capable of assisting a patient to sit down, which comprises a supporting ring and a seat cushion, wherein supporting rods are arranged on two symmetrical sides between the supporting ring and the seat cushion, a driving component for driving the seat cushion to move up and down is arranged on one side of an outer ring of the seat cushion, the seat cushion is positioned between the supporting rods on the two sides, the seat cushion is connected with the supporting rods in a sliding manner, and a moving area is formed between the seat cushion and the supporting ring.

As a further improvement of the technical scheme, the driving assembly comprises a motor and a screw, wherein an output shaft of the motor is coaxially connected with the screw, and the motor is fixedly connected to one side of an outer ring of the supporting ring.

As a further improvement of the technical scheme, a slot is formed in one side of the seat cushion, the slot is nested with a square block at the bottom of the backrest, square holes are formed in the middle of the slot and the square block, and a bolt is nested in the square holes.

As a further improvement of the technical scheme, the inner side of the upper end of the supporting ring is provided with a stepped clamping groove, the upper end of the clamping groove is matched with a clamping plate, the upper end of the clamping plate is provided with a plurality of springs, and the tops of the springs are fixedly connected with cushion blocks.

As a further improvement of the technical scheme, T-shaped grooves are formed in the supporting rods on two sides, T-shaped blocks are mounted on two symmetrical sides of the outer ring of the seat cushion, and the T-shaped blocks are attached to the inner wall of the T-shaped grooves to slide.

As a further improvement of the technical scheme, two ends of the front part of the seat cushion are provided with handles, and a support frame in an arc shape is arranged at the upper end of the seat cushion near the handles.

Compared with the prior art, the utility model has the beneficial effects that:

in this can assist seat that patient sat down, through with drive assembly switch-on, start-up work, according to patient's demand, when adjusting the height of seatpad, patient's hand handle can sit on the seatpad, prevent to take place danger easily because of the seatpad is too low and patient moves inconveniently when sitting down to protect patient's safety, in addition, the cardboard on the back that sets up on one side of the seatpad and the draw-in groove all adopts the joint mode to be connected, so that quick assembly dismantles.

Drawings

The utility model is described in more detail below, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the slotted holes and square holes of the present utility model;

FIG. 3 is a schematic diagram of a slot cut-away structure of the present utility model;

FIG. 4 is a schematic view of an exploded view of the clamping plate and support ring of the present utility model;

FIG. 5 is a schematic view showing a sectional structure of a support rod according to the present utility model;

the meaning of each reference sign in the figure is:

100. a support ring; 101. a support rod; 102. a seat cushion; 103. a slot hole; 104. a clamping groove;

200. a drive assembly; 201. a motor; 202. a screw;

300. a grip; 301. a support frame;

400. a backrest; 401. square holes; 402. a plug pin;

500. a clamping plate; 501. a spring; 502. a cushion block;

600. a T-shaped block; 601. t-shaped groove.

Detailed Description

With the progress of science and technology, the variety and the function of wheelchair are more and more, but current wheelchair does not have the auxiliary assembly that helps patient to rise and sit down, even have the wheelchair that helps patient to rise on the market, also set up elevating system on the wheelchair, can not dismantle fast, and can not be quick effectual patient who solves the inconvenience of legs and feet sits.

As shown in fig. 1 to 5, the apparatus comprises a support ring 100 and a seat cushion 102, wherein support rods 101 are provided at both symmetrical sides between the support ring 100 and the seat cushion 102, a driving assembly 200 for driving the seat cushion 102 to move up and down is provided at one side of an outer ring of the seat cushion 102, the driving assembly 200 is powered on, the operation is started, and the height of the seat cushion 102 is adjusted according to the requirement of a patient, because the seat cushion 102 is positioned between the support rods 101 at both sides and the seat cushion 102 is slidably connected with the support rods 101, a moving area is formed between the seat cushion 102 and the support ring 100, when the seat cushion 102 is lifted to be at a designated height, the patient sits on the seat cushion 102 under the support of the support ring 100 and the support rods 101, thereby preventing the difficulty of sitting down of the patient due to the excessively high or excessively low seat cushion 102.

Specifically, the driving assembly 200 includes a motor 201 and a screw 202, the motor 201 is powered on, and when the motor 201 rotates, the motor 201 drives the screw 202 to rotate, and the motor 201 is fixedly connected to one side of the outer ring of the support ring 100, so that the screw 202 pushes the seat cushion 102 to move up and down, thereby adapting to the height of a patient.

Secondly, a slotted hole 103 is formed on one side of the seat cushion 102, a square block at the bottom of the backrest 400 is nested in the slotted hole 103, square holes 401 are formed in the middle of the slotted hole 103 and the square block, a bolt 402 is nested in the square holes 401, and the purpose is that: to facilitate quick assembly and disassembly and to prevent rearward tipping of the patient when sitting on the seat cushion 102.

In addition, considering that the patient touches the bottom support ring 100 when adjusting the height of the seat cushion 102, a stepped clamping groove 104 is clamped on the inner side of the upper end of the support ring 100, a clamping plate 500 is matched on the upper end of the clamping groove 104, a plurality of springs 501 are arranged on the upper end of the clamping plate 500, the tops of the springs 501 are fixedly connected with a cushion block 502, when the bottom of the seat cushion 102 touches the cushion block 502, the springs 501 are compressed, and the seat cushion 102 is prevented from being directly contacted with the support ring 100 under the elastic action of the springs 501, so that friction is reduced.

In addition, in order to facilitate the up-and-down sliding of the seat cushion 102 and maintain the stability of the seat cushion 102, the support rods 101 on both sides are provided with T-shaped grooves 601, and the two sides of the outer ring of the seat cushion 102 are symmetrically provided with T-shaped blocks 600, so that when the driving assembly 200 drives the seat cushion 102 to move, the T-shaped blocks 600 are attached to the inner wall of the T-shaped grooves 601 to slide.

The handles 300 are arranged at two ends of the front part of the seat cushion 102, a patient can sit on the seat cushion 102 by holding the handles 300 by hands, the auxiliary effect is achieved for sitting down of the patient, the arc-shaped supporting frame 301 is arranged at the upper end of the seat cushion 102 near the handles 300, when the patient falls down, the height of the seat cushion 102 is adjusted, the arms of the patient are clamped on the supporting frame 301, and the patient can be assisted to stand up by pulling upwards through the driving assembly 200.

To sum up, the working principle of the scheme is as follows: firstly, the motor 201 is powered on to start working, the motor 201 drives the screw 202 to rotate, when a patient needs to sit, the height of the seat cushion 102 is adjusted according to the patient's needs, the T-shaped block 600 slides in the T-shaped groove 601, then, the patient holds the handle 300 by both hands, and slowly sits on the seat cushion 102 back to the seat cushion 102 under the auxiliary action of arms, meanwhile, the backrest 400 is arranged on the back of the patient to prevent the patient from tilting backwards, when the patient downwards adjusts the height of the seat cushion 102, the spring 501 is compressed through the cushion block 502 to prevent the seat cushion 102 from directly contacting with the support ring 100, so that the impact between the seat cushion 102 and the support ring 100 is lightened, when the patient falls down, the height of the seat cushion 102 is adjusted, the arm of the patient is clamped on the support frame 301, and the patient can be assisted to stand by pulling upwards through the driving component 200.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A chair for assisting a patient in sitting down, comprising: including supporting ring (100) and seatpad (102), wherein, symmetry both sides all are equipped with bracing piece (101) between supporting ring (100) and seatpad (102), seatpad (102) outer loop one side is equipped with drive assembly (200) that are used for driving seatpad (102) reciprocates, seatpad (102) are located between both sides bracing piece (101), just sliding connection between seatpad (102) and bracing piece (101), form the movable region between seatpad (102) and supporting ring (100).

2. A chair for assisting a patient in sitting down as claimed in claim 1, wherein: the driving assembly (200) comprises a motor (201) and a screw (202), wherein an output shaft of the motor (201) is coaxially connected with the screw (202), and the motor (201) is fixedly connected to one side of an outer ring of the supporting ring (100).

3. A chair for assisting a patient in sitting down as claimed in claim 1, wherein: a slotted hole (103) is formed in one side of the seat cushion (102), the slotted hole (103) is embedded into a square block at the bottom of the backrest (400), square holes (401) are formed in the middle of the slotted hole (103) and the square block, and a bolt (402) is embedded into the square holes (401).

4. A chair for assisting a patient in sitting down as claimed in claim 1, wherein: the inner side of the upper end of the support ring (100) is provided with a stepped clamping groove (104), a clamping plate (500) is matched with the upper end of the clamping groove (104), a plurality of springs (501) are arranged at the upper end of the clamping plate (500), and the tops of the springs (501) are fixedly connected with a cushion block (502).

5. A chair for assisting a patient in sitting down as claimed in claim 1, wherein: t-shaped grooves (601) are formed in the supporting rods (101) on two sides, T-shaped blocks (600) are mounted on two symmetrical sides of the outer ring of the seat cushion (102), and the T-shaped blocks (600) are attached to the inner walls of the T-shaped grooves (601) to slide.

6. A chair for assisting a patient in sitting down as claimed in claim 1, wherein: the two ends of the front part of the seat cushion (102) are provided with handles (300), and the upper end of the seat cushion (102) near the handles (300) is provided with a circular arc-shaped supporting frame (301).