CN111407535A

CN111407535A - Medical chair for paralytic

Info

Publication number: CN111407535A
Application number: CN202010279449.1A
Authority: CN
Inventors: 苏建军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-07-14

Abstract

The invention provides a medical chair for paralyzed patients, which comprises a backrest, a chair seat, a sliding guide groove and auxiliary pressure-resistant plates, wherein a backrest hinge is fixedly arranged below the backrest, one end of a rotating shaft is fixedly arranged with a double-output motor, the other end of the rotating shaft is rotatably arranged below the chair seat, the sliding guide groove is fixedly arranged below the chair seat, the auxiliary pressure-resistant plates are respectively and fixedly arranged at two sides of the backrest and the chair seat, a handrail sliding block is slidably arranged on the sliding guide groove, a first handrail hinge is fixedly arranged on the handrail sliding block, the lower end of a vertical handrail rod is rotatably arranged on the first handrail hinge, the upper end of the vertical handrail rod is rotatably arranged with a second handrail hinge, a horizontal handrail rod is rotatably arranged on the second handrail hinge, a pin hole is formed below the vertical handrail rod; the sliding block can be moved by pulling and inserting the pin shaft to enable the handrail to be contracted into the groove of the chair seat.

Description

Medical chair for paralytic

Technical Field

The invention relates to the technical field of medical rehabilitation, in particular to a medical chair for paralyzed patients.

Background

About 200-. Due to the development of clinical emergency medicine, the death rate of cerebral apoplexy is reduced to some extent, but the disability rate is high, and 50-80% of the patients still have disability sequelae with different degrees, such as limb hemiplegia, joint stiffness, contracture and the like, after clinical active treatment. The patients are generally treated in an acute stage in a hospital and then generally return home for rehabilitation, and due to the rehabilitation consciousness and condition, most of the patients are in bed for a long time for resting after returning home, and the activity is insufficient, so that the disuse syndromes such as muscular atrophy, joint contracture and the like occur. Moreover, since the lack of professional care or the care of the elderly and infirm leads to difficulty in training or moving the patient and great inconvenience to both the patient and the family, it is very important to design a device dedicated to the movement and recovery of the paralyzed patient.

Disclosure of Invention

Aiming at the problems, the invention provides a medical chair for paralytic patients, which can move a sliding block through a pull-plug pin shaft to enable armrests to be contracted into grooves of a chair seat, and drives a screw rod to rotate through the rotation of a lifting motor, thereby realizing the lifting of the chair; when the patient needs to be moved to the chair, at first the rotation of lifting motor, go up and down the chair to suitable height, and with the handrail shrink in the inslot of seat support, complementary unit contracts in the back rear after that, when needs move the patient to the chair on, elevating system falls, flexible electric jar stretches out, the slope extension board plays under the effect of spring, flexible electric jar shrink certain distance, make the slope extension board take on supplementary resistance to press board make that the patient can be convenient from the bed or other positions move to the chair on, after the removal finishes, rise to the position of suitable patient's position of sitting through back elevating system, and stretch out the handrail.

The technical scheme adopted by the invention is as follows: a medical chair for paralyzed patients comprises a backrest, a chair seat, a sliding guide groove, an auxiliary compression plate, a vertical armrest rod, a second armrest hinge, a horizontal armrest rod, a pin shaft, an armrest slide block, an armrest first hinge, a middle hinge, a corner hinge, a movable hinge, a lifting bottom plate, a lifting motor base, a lifting motor, a screw rod, a lower fixed hinge, a lifting support rod, a backrest lifting hinge, a backrest lifting rotating shaft, a lifting support plate, an upper sliding hinge, a telescopic electric cylinder bottom plate, a telescopic electric cylinder, a telescopic top plate, a bottom support plate, a double-output motor, a rotating shaft, a backrest hinge, a telescopic upper support plate, a sliding shaft, an upper fixed hinge, a slope support plate, a spring, a hinge, a guide rail, a slide block, an extension plate A, an extension plate B, an extension plate C and an extension plate D, wherein the backrest hinge is fixedly arranged below the backrest, one, the other end is rotated and is installed in the seat support below, and sliding guide slot fixed mounting is in the seat support below, and supplementary resist plate is fixed mounting respectively in back and seat support both sides, and handrail slider slidable mounting is on sliding guide slot, and the first hinge fixed mounting of handrail is on handrail slider, and perpendicular handrail pole lower extreme rotates and installs on the first hinge of handrail, and the upper end rotates with second handrail hinge and installs, and horizontal handrail pole rotates and installs on second handrail hinge.

One end of the screw rod is fixedly arranged on a motor shaft of the lifting motor, the other end of the screw rod is rotatably arranged on a base of the lifting motor on the other side, the lower fixed hinge is fixedly arranged on the lifting bottom plate, and the lifting support rod is hinged to the lower fixed hinge and the movable hinge in a crossed manner and is hinged to the lower fixed hinge and the movable hinge through the middle hinge and the angle hinge; the upper part of the lifting mechanism is hinged on an upper sliding hinge and an upper fixed hinge through a lifting support rod, the upper fixed hinge is fixedly arranged on a telescopic upper support plate, a sliding shaft support plate is fixedly arranged on the telescopic upper support plate, a sliding shaft is fixedly arranged on the sliding shaft support plate, and the upper sliding hinge is slidably arranged on the sliding shaft; the lifting motor rotates to drive the screw rod to rotate, so that the chair is lifted.

The telescopic electric cylinder bottom plate is fixedly arranged behind the backrest, the telescopic electric cylinder is fixedly arranged on the telescopic electric cylinder bottom plate, the telescopic top plate is fixedly arranged at the end part of a telescopic rod of the telescopic electric cylinder and can realize the extension and retraction of the auxiliary mechanism, the bottom supporting plate is fixedly arranged on the telescopic top plate, the hinge is fixedly arranged on the bottom supporting plate, the slope supporting plate is hinged on the hinge, one end of the spring is fixedly arranged on the bottom supporting plate, the other end of the spring is fixedly arranged on the slope supporting plate, the guide rail is fixedly arranged on the slope supporting plate, the slide block is slidably arranged on the guide rail, the extension plate A, the extension plate B, the extension plate C and the extension plate D are respectively and fixedly arranged on the side surface of the slide block, the auxiliary mechanism is retracted behind the backrest, when a patient needs to move to a chair, the lifting mechanism falls down, the telescopic electric, the slope support plate is lapped on the auxiliary pressure-resistant plate.

The backrest lifting hinge is symmetrically arranged at the rear of the backrest, the backrest lifting rotating shaft is rotatably arranged on the backrest lifting hinge, the lifting support plate is fixedly arranged on the backrest lifting hinge, and the backrest lifting mechanism can be perpendicular to the ground through the rotation of the backrest lifting rotating shaft.

Furthermore, a pin hole is formed below the vertical grab rail, the vertical grab rail can be vertically fixed at a corresponding position through a pin shaft, and the slide block can be moved through the pull-plug pin shaft to enable the grab rail to be contracted into the groove of the chair seat.

Furthermore, the lifting motor base is fixedly arranged on the lifting bottom plate, and the lifting motor is fixedly arranged on the lifting motor base.

The invention has the beneficial effects that: (1) according to the invention, firstly, the sliding block can be moved by the pull-plug pin shaft to enable the armrests to be contracted into the grooves of the chair seat, and the screw rod is driven to rotate by the rotation of the lifting motor, so that the lifting of the chair is realized; (2) when the patient needs to be moved to the chair, at first the rotation of lifting motor, go up and down the chair to suitable height, and with the handrail shrink in the inslot of seat support, complementary unit contracts in the back rear after that, when needs move the patient to the chair on, elevating system falls, flexible electric jar stretches out, the slope extension board plays under the effect of spring, flexible electric jar shrink certain distance, make the slope extension board take on supplementary resistance to press board make that the patient can be convenient from the bed or other positions move to the chair on, after the removal finishes, rise to the position of suitable patient's position of sitting through back elevating system, and stretch out the handrail.

Drawings

Fig. 1, fig. 3 and fig. 5 are schematic overall structural diagrams of the present invention.

Fig. 2 is a partial structural diagram a in fig. 1.

Fig. 4 is a partial structural diagram B in fig. 3.

Fig. 6 is a perspective view of the assembly of some parts of the present invention.

Fig. 7 is a partial structural diagram C in fig. 6.

Fig. 8 is a partial structural diagram D in fig. 6.

Reference numerals: 1-a backrest; 2-a chair seat; 3-a sliding guide groove; 4-auxiliary pressure resistant plate; 7-vertical grab rail; 8-a second armrest hinge; 9-horizontal grab rail; 10-a pin shaft; 5-handrail sliding block; 6-handrail first hinge; 17-a middle hinge; an 18-angle hinge; 19-a mobile hinge; 11-a lifting bottom plate; 12-a lift motor base; 13-a lifting motor; 15-a lead screw; 14-a lower fixed hinge; 16-a lifting strut; 25-a back lift hinge; 26-a backrest lifting rotating shaft; 27-a lifting support plate; 24-an upper sliding hinge; 28-telescopic electric cylinder bottom plate; 29-telescopic electric cylinder; 30-a telescoping top plate; 31-a bottom support plate; 41-double output motor; 42-a rotating shaft; 43-backrest hinge 20-telescopic upper support plate; 21-sliding axle support plate; 22-a sliding shaft; 23-upper fixed hinges; 32-a ramp plate; 33-a spring; 34-a hinge; 35-a guide rail; 36-a slide block; 37-extension panel a; 38-extension panel B; 39-extension plate C; 40-extending plate D.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Example (b): the medical chair for paralytic patients as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 comprises a backrest 1, a seat 2, a sliding guide groove 3, an auxiliary pressure-resistant plate 4, a vertical armrest rod 7, a second armrest hinge 8, a horizontal armrest rod 9, a pin shaft 10, an armrest slider 5, a first armrest hinge 6, a middle hinge 17, an angle hinge 18, a movable hinge 19, a lifting bottom plate 11, a lifting motor base 12, a lifting motor 13, a screw 15, a lower fixed hinge 14, a lifting support rod 16, a backrest lifting hinge 25, a backrest lifting rotating shaft 26, a lifting support plate 27, an upper sliding hinge 24, a telescopic electric cylinder bottom plate 28, a telescopic electric cylinder 29, a telescopic top plate 30, a bottom support plate 31, a double-output motor 41, a rotating shaft 42, a backrest hinge 43, a telescopic upper support plate 20, a sliding shaft support plate 21, a sliding shaft 22, an upper fixed hinge 23, a slope support plate 32, a sliding guide plate 30, the chair comprises a spring 33, a hinge 34, a guide rail 35, a sliding block 36, an extension plate A37, an extension plate B38, an extension plate C39 and an extension plate D40, wherein a backrest hinge 43 is fixedly arranged below a backrest 1, one end of a rotating shaft 42 is fixedly arranged with a double-output motor 41, the other end of the rotating shaft is rotatably arranged below a chair seat 2, a sliding guide groove 3 is fixedly arranged below the chair seat 2, auxiliary pressure resisting plates 4 are respectively and fixedly arranged at two sides of the backrest 1 and the chair seat 2, an armrest sliding block 5 is slidably arranged on the sliding guide groove 3, an armrest first hinge 6 is fixedly arranged on the armrest sliding block 5, the lower end of a vertical armrest rod 7 is rotatably arranged on the armrest first hinge 6, the upper end of the vertical armrest rod is rotatably arranged with a second armrest hinge 8, a horizontal armrest rod 9 is rotatably arranged on the second armrest hinge 8, a pin hole is formed below the vertical armrest rod; the slide block can be moved by pulling and inserting the pin shaft 10 to make the handrail retract into the groove of the chair seat 2.

The lifting motor base 12 is fixedly arranged on the lifting bottom plate 11, the lifting motor 13 is fixedly arranged on the lifting motor base 12, one end of a screw rod 15 is fixedly arranged on a motor shaft of the lifting motor 13, the other end of the screw rod is rotatably arranged on the lifting motor base 12 at the other side, a lower fixed hinge 14 is fixedly arranged on the lifting bottom plate 11, and a lifting support rod 16 is hinged on the lower fixed hinge 14 and a movable hinge 19 in a crossed manner and is hinged with an angle hinge 18 through a middle hinge 17; the upper part of the lifting mechanism is hinged on an upper sliding hinge 24 and an upper fixed hinge 23 through a lifting support rod 16, the upper fixed hinge 23 is fixedly arranged on a telescopic upper support plate 20, a sliding shaft support plate 21 is fixedly arranged on the telescopic upper support plate 20, a sliding shaft 22 is fixedly arranged on the sliding shaft support plate 21, and the upper sliding hinge 24 is slidably arranged on the sliding shaft 22; the rotation of the lifting motor 13 drives the screw 14 to rotate, thereby realizing the lifting of the chair.

The backrest lifting hinge 25 is symmetrically arranged at the rear part of the backrest 1, the backrest lifting rotating shaft 26 is rotatably arranged on the backrest lifting hinge 25, the lifting support plate 27 is fixedly arranged on the backrest lifting hinge 25, and the backrest lifting mechanism can be vertical to the ground through the rotation of the backrest lifting rotating shaft 26.

The telescopic electric cylinder bottom plate 28 is fixedly arranged behind the backrest 1, the telescopic electric cylinder 29 is fixedly arranged on the telescopic electric cylinder bottom plate 28, the telescopic top plate 30 is fixedly arranged at the end part of a telescopic rod of the telescopic electric cylinder 29, the extension of the auxiliary mechanism can be realized, the bottom supporting plate 31 is fixedly arranged on the telescopic top plate 30, the hinge 34 is fixedly arranged on the bottom supporting plate 31, the slope supporting plate 32 is hinged on the hinge 34, one end of the spring 33 is fixedly arranged on the bottom supporting plate 31, the other end of the spring 33 is fixedly arranged on the slope supporting plate 32, the guide rail 35 is fixedly arranged on the slope supporting plate 32, the slide block 36 is slidably arranged on the guide rail 35, the extension plate A37, the extension plate B38, the extension plate C39 and the extension plate D40 are respectively and fixedly arranged on the side surface of the slide block 36, the auxiliary mechanism is contracted behind the backrest 1, when a patient needs to move to the chair, the lifting mechanism falls, the telescopic electric cylinder 29 is contracted for a certain distance, so that the slope support plate 32 is lapped on the auxiliary pressure resisting plate 4.

The working principle of the invention is as follows: according to the invention, firstly, the slide block can be moved by the pull-plug pin shaft 10 to enable the armrests to be contracted into the grooves of the chair seat 2, and the screw rod 14 is driven to rotate by the rotation of the lifting motor 13, so that the lifting of the chair is realized; when a patient needs to be moved to the chair, firstly, the chair is lifted to a proper height through the rotation of the lifting motor 13, the armrests are retracted in the grooves of the chair seat 2, then the auxiliary mechanism is retracted behind the backrest 1, when the patient needs to be moved to the chair, the lifting mechanism falls down, the telescopic electric cylinder 29 extends out, the slope support plate 32 bounces under the action of the spring 33, the telescopic electric cylinder 29 retracts for a certain distance, so that the slope support plate 32 is lapped on the auxiliary pressure-resistant plate 4 to enable the patient to be conveniently moved to the chair from a bed or other positions, and after the movement is finished, the chair is lifted to a proper sitting position of the patient through the backrest lifting mechanism, and the armrests extend out.

The adjustable tightening belt 1 can lead the stability augmentation device to be bound on the human body, and because the two hands have different functions during the operation, the operation is always the main knife holding hand and the other hand is the auxiliary hand; the stability augmentation and free effects of different degrees are given to the knife holding hand and the auxiliary hand through the adjustment and transmission of the telescopic cylinder and the stability augmentation platform; under the condition of ensuring a certain stability increasing function, the telescopic electric cylinder A12, the motor 9, the rotary table 10, the electric joint 11 and the like provide a free range as large as possible for the auxiliary hand, and the optimal movable range of the stability increasing device can be adjusted according to the body shapes of different people or different positions of the patients needing operations by the structures of the two fixing pins 7, the adjusting slide block 8, the adjusting pin shaft block 30 and the like.

Claims

1. A medical chair for paralyzed patients comprises a backrest 1, a seat 2, a sliding guide groove 3, an auxiliary pressure-resistant plate (4), a vertical grab bar (7), a second armrest hinge (8), a horizontal grab bar (9), a pin shaft (10), an armrest slider (5), a first armrest hinge (6), a middle hinge (17), an angle hinge (18), a movable hinge (19), a lifting bottom plate (11), a lifting motor base (12), a lifting motor (13), a screw rod (15), a lower fixed hinge (14), a lifting support rod (16), a backrest lifting hinge (25), a backrest lifting rotating shaft (26), a lifting support plate (27), an upper sliding hinge (24), a telescopic electric cylinder bottom plate (28), a telescopic electric cylinder (29), a telescopic top plate (30), a bottom support plate (31), a double-output motor (41), a rotating shaft (42), a backrest hinge (43), Support board (20), sliding shaft extension board (21), sliding shaft (22) on stretch out and draw back, go up fixed hinge (23), slope extension board (32), spring (33), hinge (34), guide rail (35), slider (36), stretch out board A (37), stretch out board B (38), stretch out board C (39), stretch out board D (40), its characterized in that: a backrest hinge (43) is fixedly arranged below the backrest (1), one end of a rotating shaft (42) is fixedly arranged with a double-output motor (41), the other end of the rotating shaft is rotatably arranged below the seat (2), a sliding guide groove (3) is fixedly arranged below the seat (2), auxiliary pressure resisting plates (4) are respectively and fixedly arranged at two sides of the backrest (1) and the seat (2), a handrail sliding block (5) is slidably arranged on the sliding guide groove (3), a handrail first hinge (6) is fixedly arranged on the handrail sliding block (5), the lower end of a vertical handrail rod (7) is rotatably arranged on the handrail first hinge (6), the upper end of the vertical handrail rod is rotatably arranged with a second handrail hinge (8), and a horizontal handrail rod (9) is rotatably arranged on the second handrail hinge (8);

one end of a screw rod (15) is fixedly arranged on a motor shaft of a lifting motor (13), the other end of the screw rod is rotatably arranged on a lifting motor base (12) on the other side, a lower fixed hinge (14) is fixedly arranged on a lifting bottom plate (11), and a lifting support rod (16) is hinged to the lower fixed hinge (14) and a movable hinge (19) in a crossed manner and is hinged to an angle hinge (18) through a middle hinge (17); the upper part of the lifting mechanism is hinged on an upper sliding hinge (24) and an upper fixed hinge (23) through a lifting support rod (16), the upper fixed hinge (23) is fixedly arranged on a telescopic upper support plate (20), a sliding shaft support plate (21) is fixedly arranged on the telescopic upper support plate (20), a sliding shaft (22) is fixedly arranged on the sliding shaft support plate (21), and the upper sliding hinge (24) is slidably arranged on the sliding shaft (22);

the telescopic electric cylinder base plate (28) is fixedly arranged behind the backrest (1), the telescopic electric cylinder (29) is fixedly arranged on the telescopic electric cylinder base plate (28), the telescopic top plate (30) is fixedly arranged at the end part of a telescopic rod of the telescopic electric cylinder (29), the bottom support plate (31) is fixedly arranged on the telescopic top plate (30), the hinge (34) is fixedly arranged on the bottom support plate (31), the slope support plate (32) is hinged on the hinge (34), one end of the spring (33) is fixedly arranged on the bottom support plate (31), the other end of the spring (33) is fixedly arranged on the slope support plate (32), the guide rail (35) is fixedly arranged on the slope support plate (32), the slide block (36) is slidably arranged on the guide rail (35), the extension plate A (37), the extension plate B (38), the extension plate C (39) and the extension plate D (40) are respectively and fixedly arranged on the side surface of the slide block;

the backrest lifting hinge (25) is symmetrically arranged at the rear part of the backrest (1), the backrest lifting rotating shaft (26) is rotatably arranged on the backrest lifting hinge (25), and the lifting support plate (27) is fixedly arranged on the backrest lifting hinge (25).

2. The medical chair for paralyzed patients according to claim 1, wherein: the pin holes are formed below the vertical grab rail (7), and the vertical grab rail (7) can be vertically fixed at the corresponding position through the pin shaft (10).

3. The medical chair for paralyzed patients according to claim 1, wherein: the lifting motor base (12) is fixedly arranged on the lifting bottom plate (11), and the lifting motor (13) is fixedly arranged on the lifting motor base (12).