CN110638583A - Automatic wheelchair for pediatric rehabilitation - Google Patents
Automatic wheelchair for pediatric rehabilitation Download PDFInfo
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- CN110638583A CN110638583A CN201910906151.6A CN201910906151A CN110638583A CN 110638583 A CN110638583 A CN 110638583A CN 201910906151 A CN201910906151 A CN 201910906151A CN 110638583 A CN110638583 A CN 110638583A
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- 230000005540 biological transmission Effects 0.000 claims description 141
- 241001122767 Theaceae Species 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
- A61G5/041—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven having a specific drive-type
- A61G5/045—Rear wheel drive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1051—Arrangements for steering
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1056—Arrangements for adjusting the seat
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to the field of pediatrics, in particular to a pediatric rehabilitation automatic wheelchair, which can fix legs of children by a seat body; the use position of the seat main body can be adjusted; the movement speed of the device can be adjusted through the rear wheel assembly; the device can change direction through the front wheel assembly, and comprises a seat main body; a rear wheel assembly; the front wheel assembly and the fixed rod drive the hinged push rod to rotate around the side wall slider through the driving of the transverse sliding rod, drive the arc-shaped rods to rotate inwards at the same time, and clamp and fix the legs of a patient through the two arc-shaped rods; the fixed position of patient's shank can be adjusted according to actual need, through the shank of the fixed patient of arc pole, when patient's shank removed, it slides along front side rectangle spout to drive the lateral wall slider through the arc pole, and then realizes the regulation of the fixed position of patient's shank.
Description
Technical Field
The invention relates to the field of pediatrics, in particular to an automatic wheelchair for pediatric rehabilitation.
Background
Paediatrics is restoreed and is good for equipment that uses always in paediatrics, and general paediatrics is restoreed and is good for automatic wheelchair and do not have the fixed equipment that sets up the shank, and the function is more single simultaneously.
Disclosure of Invention
The invention aims to provide a pediatric rehabilitation automatic wheelchair, which can fix the legs of a child by a seat body; the use position of the seat main body can be adjusted; the movement speed of the device can be adjusted through the rear wheel assembly; the direction change of the device can be realized through the front wheel combination.
The purpose of the invention is realized by the following technical scheme:
an automatic wheelchair for pediatric rehabilitation comprises a seat main body; a rear wheel assembly; preceding wheel assembly and dead lever, its characterized in that: the front wheel assembly is connected with the seat body through the fixing rod, and the sleeve joint assembly is connected with the seat body.
As further optimization of the technical scheme, the automatic pediatric rehabilitation wheelchair comprises a seat body, wherein the seat body comprises a seat body plate; a slide bar at the inner end; the inner end of the spring is pushed to form a first spring; a drive link; a waist slot slide bar; a slider; a transverse sliding bar; a side wall slider; fixing the arc-shaped rod; a push rod is hinged; a front side rectangular chute; a middle end slide hole; a first side wall plate; the middle end sliding hole is formed in the seat main body plate; the second side wall plate is fixedly connected with the seat main body plate, the inner end sliding rod is connected with the middle end sliding hole in a sliding mode, the inner end push spring I is connected with the inner end sliding rod in a sleeved mode, the inner end push spring I is in a compressed state, the driving connecting rod is fixedly connected with the inner end sliding rod, the driving connecting rod is fixedly connected with the waist groove sliding rod, the waist groove sliding rod is connected with the slider in a sliding mode, the slider is connected with the transverse sliding rod in a sliding mode, the hinge push rod is connected with the transverse sliding rod in a hinged mode, the hinge push rod is connected with the side wall slider in a hinged mode, the side wall slider is connected with the front side rectangular sliding groove in a sliding mode, the front side rectangular sliding groove is formed in the.
As a further optimization of the technical scheme, the automatic wheelchair for pediatric rehabilitation provided by the invention comprises a rear wheel assembly and a rear wheel assembly, wherein the rear wheel assembly comprises a rear roller; a first roller belt; a first transmission belt wheel; a first transmission shaft; a first transmission bevel gear; a middle end fixing rod; a second transmission bevel gear; a first spherical rod; a first conical roller; sleeving a connecting ring; the inner end drives the gear ring; a first hinge rod; a hinged frame A; a first fixing frame; a second fixing frame; inputting a motor; inputting straight teeth; straight transmission teeth; a third fixing frame; an upper end sliding column; a second spherical rod; the inner end of the sleeve I is rotated; an inner end rotary column; the inner end of the sleeve II rotates; the inner end pushes the spring III; the conical roller II is fixed on the first fixing frame; a second fixing frame is fixedly connected with the hinging frame A, a third fixing frame is fixedly connected with the hinging frame A, an upper end sliding column is fixedly connected with the third fixing frame, an input motor is fixedly connected with the hinging frame A, a transmission straight tooth is fixedly connected with the input motor, the transmission straight tooth is in meshing transmission with the input straight tooth, the input straight tooth is fixedly connected with a second spherical rod, the second spherical rod is rotatably connected with the second fixing frame, a second conical roller is in hinging connection with the second spherical rod, a rear roller is rotatably connected with a middle end fixing rod, a transmission shaft I is rotatably connected with the middle end fixing rod, a transmission conical tooth I is fixedly connected with a transmission shaft I, a transmission belt I is fixedly connected with the transmission shaft I, a roller belt I is connected between the rear roller and the transmission belt I, the transmission conical tooth II is in meshing transmission with the transmission conical tooth I, the transmission conical tooth II is fixedly connected with the first spherical rod, the first spherical rod is in hinging connection with the first conical roller, an, the inner end transmission gear ring is rotatably connected with the sleeve ring, the sleeve ring is slidably connected with the upper end sliding column, the inner end rotates the first sleeve, the inner end rotates the second sleeve to be rotatably connected with the inner end rotating column, the inner end pushes the third spring to be connected with the inner end rotating column in a sleeve mode, the inner end pushes the third spring to be arranged between the first inner end rotating sleeve and the second inner rotating sleeve, the first inner rotating sleeve is connected with the second conical roller and the second conical roller in a matched mode, the hinge frame A is fixedly connected with the middle end fixing rod, and the middle end fixing rod is fixedly connected with the seat body plate.
As a further optimization of the technical scheme, the automatic wheelchair for pediatric rehabilitation provided by the invention comprises a front wheel assembly and a rear wheel assembly, wherein the front wheel assembly comprises a front roller; a middle fixing plate; rotating the drive rod; a direction-changing rotating rod; a boss is fixed at the middle end; a direction turning rod; a transmission bevel gear A; a transmission rod A; a transmission bevel gear B; a universal joint; universal joint bevel gear; the front roller is rotationally connected with the roller driving rotating rod, the roller driving rotating rod is rotationally connected with a middle-end fixing plate, a turning rotating rod is rotationally connected with the middle-end fixing plate, a rotation driving rod is rotationally connected with the turning rotating rod, the roller driving rotating rod is rotationally connected with the rotation driving rod, a middle-end fixing boss is rotationally connected with the turning rotating rod, a direction rotating rod is fixedly connected with the turning rotating rod, a universal joint is connected with the front roller, the universal joint is connected with a universal joint bevel gear, the universal joint bevel gear is in meshing transmission with a transmission bevel gear A, the transmission bevel gear A is fixedly connected with a transmission rod A, the transmission rod A is fixedly connected with a transmission bevel gear B, the transmission bevel gear A is in meshing transmission with the universal joint bevel gear, the transmission rod A is rotationally connected with the middle-end fixing plate, the transmission bevel gear B is in meshing transmission with a transmission bevel gear, and the fixing rod is fixedly connected between the middle-end.
The pediatric rehabilitation automatic wheelchair has the beneficial effects that:
the invention relates to a pediatric rehabilitation automatic wheelchair, which drives a hinged push rod to rotate around a side wall slider through the driving of a transverse sliding rod, drives arc-shaped rods to rotate inwards at the same time, and clamps and fixes the legs of a patient through the two arc-shaped rods; the fixing position of the leg of the patient can be adjusted according to actual needs, the leg of the patient is fixed through the arc-shaped rod, and when the leg of the patient moves, the side wall slider is driven by the arc-shaped rod to slide along the front rectangular sliding groove, so that the fixing position of the leg of the patient is adjusted; when the running speed of the device needs to be adjusted, the sleeve ring is manually shifted to slide on the upper end sliding column, so that the inner end transmission gear ring is driven, the meshing positions of the inner end transmission gear ring and the first conical roller and the second conical roller are changed, the rotating speed of the second transmission conical roller is changed, and the running speed of the device is adjusted.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a second overall structural schematic of the present invention;
FIG. 3 is a first schematic view of the seat body structure of the present invention;
FIG. 4 is a second schematic structural view of the seat body of the present invention;
FIG. 5 is a third schematic structural view of the seat body of the present invention;
FIG. 6 is a fourth schematic structural view of the seat body of the present invention;
FIG. 7 is a fifth schematic view of the seat body construction of the present invention;
FIG. 8 is a first structural schematic view of the rear wheel assembly of the present invention;
FIG. 9 is a second structural schematic view of the rear wheel assembly of the present invention;
FIG. 10 is a rear wheel assembly construction of the present invention;
FIG. 11 is a fourth rear wheel assembly configuration of the present invention;
FIG. 12 is a fifth rear wheel assembly construction schematic of the present invention;
FIG. 13 is a sixth rear wheel assembly construction schematic of the present invention;
FIG. 14 is a front wheel assembly construction of the present invention.
In the figure: a seat main body 1; a seat main body plate 1-1; a slide bar 1-2 at the inner end; the inner end pushes the spring 1-3; a drive link 1-4; 1-5 of a waist groove slide bar; 1-6 parts of a slider; 1-7 of a transverse sliding rod; 1-8 of side wall slider; fixing the arc-shaped rods 1-9; 1-10 of hinged push rod; front rectangular chutes 1-11; 1-12 middle end sliding holes; side wall panels 1-13; side wall panels II 1-14; a rear wheel assembly 2; 2-1 of a rear roller; 2-2 parts of a roller belt; a first transmission belt wheel 2-3; a first transmission shaft 2-4; the first transmission bevel gear is 2-5; 2-6 middle end fixing rods; 2-7 parts of a second transmission bevel gear; 2-8 parts of a first spherical rod; 2-9 parts of a conical roller; 2-10 parts of a sleeving connection ring; the inner end drives a gear ring 2-11; 2-12 parts of a first hinge rod; hinge mount a 2-13; a first fixing frame 2-14; 2-15 parts of a second fixing frame; input motors 2-16; inputting straight teeth 2-17; 2-18 parts of transmission straight teeth; a third fixing frame 2-19; 2-20 parts of upper end sliding column; 2-21 parts of a second spherical rod; the inner end rotates the sleeve I2-22; inner end rotary columns 2-23; the inner end rotates the second sleeve 2-24; the inner end pushes the spring three 2-25; conical rollers 2-27; a front wheel assembly 3; 3-1 of a front roller; a middle fixing plate 3-2; rotating the driving rod 3-3; 3-4 of a turning rotating rod; 3-5 of a middle-end fixed boss; 3-6 of a direction rotating rod; the transmission bevel gear A3-7; a transmission rod A3-8; the transmission bevel gear B3-9; 3-10 parts of universal joint; 3-11 parts of universal joint bevel gear; 3-12 of a roller driving rotating rod; the rod 4 is fixed.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The fixed connection in the device is realized by welding; fixing by means of thread fixing and the like, and using different fixing modes by combining different use environments; the rotary connection means that the bearing is arranged on the shaft in a drying mode, a spring retainer ring groove is formed in the shaft or the shaft hole, and the elastic retainer ring is clamped in the retainer ring groove to achieve axial fixation of the bearing and achieve rotation; the sliding connection refers to the connection through the sliding of the sliding block in the sliding groove or the guide rail; the hinge is formed by a hinge; the pin shaft, the short shaft and other connecting parts are movably connected; the required sealing positions are sealed by sealing rings or O-shaped rings.
The first embodiment is as follows:
the present embodiment will be described below with reference to fig. 1 to 14, and a pediatric rehabilitation automatic wheelchair includes a seat body 1, a rear wheel assembly 2, a front wheel assembly 3, and a fixing rod 4, and is characterized in that: the front wheel assembly 2 is connected with the seat body 1 through a fixing rod 4, and the sleeve joint assembly 3 is connected with the seat body 1.
The second embodiment is as follows:
the present embodiment is described below with reference to fig. 1 to 14, and the present embodiment further describes the first embodiment, where the seat main body 1 includes a seat main body plate 1-1, an inner end sliding rod 1-2, an inner end push spring 1-3, a driving link rod 1-4, a waist groove sliding rod 1-5, a slider 1-6, a transverse sliding rod 1-7, a side wall slider 1-8, a fixed arc rod 1-9, a hinge push rod 1-10, a front side rectangular sliding groove 1-11, a middle end sliding hole 1-12, a side wall plate 1-13, and a side wall plate two 1-14, the middle end sliding hole 1-12 is disposed on the seat main body plate 1-1, the side wall plate 1-13, the side wall plate two 1-14 are fixedly connected with the seat main body plate 1-1, the inner end sliding rod 1-2 is slidably connected with the middle end sliding hole 1-12, an inner end push spring I1-3 is connected with an inner end sliding rod 1-2 in a sleeved mode, the inner end push spring I1-3 is in a compressed state, a driving connecting rod 1-4 is fixedly connected with the inner end sliding rod 1-2, the driving connecting rod 1-4 is fixedly connected with a waist groove sliding rod 1-5, the waist groove sliding rod 1-5 is connected with a slider 1-6 in a sliding mode, a slider 1-6 is connected with a transverse sliding rod 1-7 in a sliding mode, a hinged push rod 1-10 is hinged with the transverse sliding rod 1-7, a hinged push rod 1-10 is hinged with a side wall slider 1-8, a side wall slider 1-8 is connected with a front side rectangular sliding groove 1-11 in a sliding mode, the front side rectangular sliding groove 1-11 is arranged on a seat main body plate 1-1, and a fixed arc-shaped rod 1-9 is hinged with, the fixed arc-shaped rods 1-9 are hinged with the hinged push rods 1-10;
a patient sits on the inner-end sliding rod 1-2, so that the inner-end sliding rod 1-2 moves downwards in the middle-end sliding hole 1-12, the inner-end push spring 1-3 is compressed, the inner-end sliding rod 1-2 drives the waist-groove sliding rod 1-5 to move downwards through the driving connecting rod 1-4, the waist-groove sliding rod 1-5 drives the transverse sliding rod 1-7 to move downwards through the slider 1-6, the hinged push rod 1-10 is driven to rotate around the side-wall slider 1-8 through the driving of the transverse sliding rod 1-7, the arc-shaped rods 1-9 are driven to rotate inwards at the same time, and the legs of the patient are clamped and fixed through the two arc-shaped rods 1-9; the fixing position of the legs of the patient can be adjusted according to actual needs, the legs of the patient are fixed through the arc-shaped rods 1-9, and when the legs of the patient move, the side wall sliders 1-8 are driven by the arc-shaped rods 1-9 to slide along the front side rectangular sliding grooves 1-11, so that the fixing position of the legs of the patient can be adjusted.
The third concrete implementation mode:
the following describes the embodiment with reference to fig. 1 to 14, and the embodiment further describes the first embodiment, where the rear wheel assembly 2 includes a rear roller 2-1, a roller belt i 2-2, a transmission belt pulley i 2-3, a transmission shaft i 2-4, a transmission bevel gear i 2-5, a middle end fixing rod 2-6, a transmission bevel gear ii 2-7, a spherical rod i 2-8, a conical roller i 2-9, a socket ring 2-10, an inner end transmission gear ring 2-11, a hinge rod i 2-12, a hinge bracket a2-13, a fixing bracket i 2-14, a fixing bracket ii 2-15, an input motor 2-16, an input straight tooth 2-17, a transmission straight tooth 2-18, a fixing bracket iii 2-19, an upper end sliding column 2-20, a spherical rod ii 2-21, a fixing bracket ii 2-15, an input motor 2, An inner end rotating sleeve I2-22, an inner end rotating column 2-23, an inner end rotating sleeve II 2-24, an inner end pushing spring III 2-25 and a conical roller II 2-27, wherein the fixed frame I2-14 and the fixed frame II 2-15 are fixedly connected with a hinged frame A2-13, the fixed frame III 2-19 is fixedly connected with a hinged frame A2-13, an upper end sliding column 2-20 is fixedly connected with the fixed frame III 2-19, an input motor 2-16 is fixedly connected with a hinged frame A2-13, a transmission straight tooth 2-18 is fixedly connected with an input motor 2-16, the transmission straight tooth 2-18 is in meshing transmission with an input straight tooth 2-17, the input straight tooth 2-17 is fixedly connected with a spherical rod II 2-21, the spherical rod II 2-21 is rotatably connected with the fixed frame II 2-15, a conical roller II 2-27 is hinged with a spherical rod II 2-21, a rear roller 2-1 is rotatably connected with a middle end fixing rod 2-6, a transmission shaft I2-4 is rotatably connected with a middle end fixing rod 2-6, a transmission bevel gear I2-5 is fixedly connected with a transmission shaft I2-4, a transmission belt wheel I2-3 is fixedly connected with a transmission shaft I2-4, a roller belt I2-2 is connected between the rear roller 2-1 and the transmission belt wheel I2-3, a transmission bevel gear II 2-7 is in meshing transmission with the transmission bevel gear I2-5, a transmission bevel gear II 2-7 is fixedly connected with the spherical rod I2-8, the spherical rod I2-8 is hinged with the conical roller I2-9, an inner end transmission gear ring 2-11 is hinged with an inner end transmission gear ring 2-11 and the conical roller II 2-27 milk tea shop, the inner end transmission gear ring 2-11 is rotationally connected with the socket ring 2-10, the socket ring 2-10 is slidably connected with the upper end sliding column 2-20, the inner end rotating sleeve I2-22, the inner end rotating sleeve II 2-24 is rotationally connected with the inner end rotating column 2-23, the inner end pushing spring III 2-25 is connected with the inner end rotating column 2-23 in a sleeved mode, the inner end pushing spring III 2-25 is arranged between the inner end rotating sleeve I2-22 and the inner end rotating sleeve II 2-24, the inner end rotating sleeve I2-22, the inner end rotating sleeve II 2-24 is connected with the conical roller I2-9 and the conical roller II 2-27 in a matched mode, the hinge frame A2-13 is fixedly connected with the middle end fixing rod 2-6, and the middle end fixing rod 2-6 is fixedly connected with the seat main body plate 1-1;
the input motor 2-16 is started, the input straight teeth 2-18 are driven to rotate through the input straight teeth 2-17, the spherical rod II 2-21 is driven to rotate, the conical roller II 2-27 drives the conical roller I2-9 to rotate through the inner end transmission gear ring 2-11, the conical roller I2-9 drives the spherical rod I2-8 to rotate, the transmission conical tooth II 2-7 to rotate, the transmission shaft I2-4 is driven to rotate through the meshing transmission of the transmission conical tooth II 2-7 and the transmission conical tooth I2-5, the transmission shaft I2-4 drives the rear roller 2-1 to rotate through the roller belt I2-2 and the transmission belt wheel I2-3, and through the friction force between the rear roller 2-1 and the ground, driving the device to run; when the running speed of the device needs to be adjusted, the sleeving ring 2-10 is manually stirred to slide on the upper end sliding column 2-20, so that the inner end transmission gear ring 2-11 is driven, the meshing position of the inner end transmission gear ring 2-11, the conical roller I2-9 and the conical roller II 2-27 is changed, the rotating speed of the transmission conical gear II 2-7 is changed, and the travelling speed of the device is adjusted.
The fourth concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 14, and the embodiment further describes the first embodiment, where the front wheel assembly 3 includes a front roller 3-1, a middle end fixing plate 3-2, a rotation driving rod 3-3, a direction-changing rotating rod 3-4, a middle end fixing boss 3-5, a direction rotating rod 3-6, a transmission bevel gear A3-7, a transmission rod A3-8, a transmission bevel gear B3-9, a universal joint 3-10, a universal joint bevel gear 3-11, and a roller driving rotating rod 3-12, the front roller 3-1 is rotatably connected with the roller driving rotating rod 3-12, the roller driving rotating rod 3-12 is rotatably connected with the middle end fixing plate 3-2, the direction-changing rotating rod 3-4 is rotatably connected with the middle end fixing plate 3-2, the rotation driving rod 3-3 is rotatably connected with the direction-changing rotating rod 3-4, the roller driving rotating rod 3-12 is rotationally connected with the rotating driving rod 3-3, the middle end fixing boss 3-5 is rotationally connected with the direction-changing rotating rod 3-4, the direction-changing rotating rod 3-6 is fixedly connected with the direction-changing rotating rod 3-4, the universal joint 3-10 is connected with the front roller 3-1, the universal joint 3-10 is connected with the universal joint conical tooth 3-11, the universal joint conical tooth 3-11 is in meshing transmission with the transmission conical tooth A3-7, the transmission conical tooth A3-7 is fixedly connected with the transmission rod A3-8, the transmission rod A3-8 is fixedly connected with the transmission conical tooth B3-9, the transmission conical tooth A3-7 is in meshing transmission with the universal joint conical tooth 3-11, the transmission rod A3-8 is rotationally connected with the middle end fixing plate 3-2, the transmission conical tooth B3-9 is in meshing transmission with the transmission conical tooth one 2-5, the fixed rod 4 is fixedly connected between the middle end fixing boss 3-5 and the seat main body plate 1-1.
The invention relates to a pediatric rehabilitation automatic wheelchair, which has the working principle that:
when the device is used, a patient sits on the inner-end sliding rod 1-2, so that the inner-end sliding rod 1-2 moves downwards in the middle-end sliding hole 1-12, the inner-end push spring 1-3 is compressed, the inner-end sliding rod 1-2 drives the waist-groove sliding rod 1-5 to move downwards through the driving connecting rod 1-4, the waist-groove sliding rod 1-5 drives the transverse sliding rod 1-7 to move downwards through the slider 1-6, the hinged push rod 1-10 is driven to rotate around the side-wall slider 1-8 through the driving of the transverse sliding rod 1-7, the arc-shaped rods 1-9 are driven to rotate inwards at the same time, and the legs of the patient are clamped and fixed through the two arc-shaped rods 1-9; the fixing position of the legs of the patient can be adjusted according to actual needs, the legs of the patient are fixed through the arc-shaped rods 1-9, and when the legs of the patient move, the side wall sliders 1-8 are driven by the arc-shaped rods 1-9 to slide along the front side rectangular sliding grooves 1-11, so that the fixing position of the legs of the patient can be adjusted; when in use, the input motor 2-16 is started, the input straight teeth 2-18 are driven to rotate through the input straight teeth 2-17, the spherical rod II 2-21 is driven to rotate, the conical roller II 2-27 drives the conical roller I2-9 to rotate through the inner end transmission gear ring 2-11, the conical roller I2-9 drives the spherical rod I2-8 to rotate, the transmission conical tooth II 2-7 to rotate, the transmission shaft I2-4 is driven to rotate through the meshing transmission of the transmission conical tooth II 2-7 and the transmission conical tooth I2-5, the transmission shaft I2-4 drives the rear roller 2-1 to rotate through the roller belt I2-2 and the transmission belt wheel I2-3, and through the friction force between the rear roller 2-1 and the ground, driving the device to run; when the running speed of the device needs to be adjusted, the sleeving ring 2-10 is manually stirred to slide on the upper end sliding column 2-20, so that the inner end transmission gear ring 2-11 is driven, the meshing position of the inner end transmission gear ring 2-11, the conical roller I2-9 and the conical roller II 2-27 is changed, the rotating speed of the transmission conical gear II 2-7 is changed, and the travelling speed of the device is adjusted; when the steering mechanism is used, the direction rotating rods 3-6 are manually rotated, the direction rotating rods 3-4 are driven to rotate through the direction rotating rods 3-6, the direction rotating rods 3-4 drive the roller driving rotating rods 3-12 to rotate through the rotation driving rods 3-3, the front rollers 3-1 are driven to rotate through the roller driving rotating rods 3-12, and further steering is achieved, the universal joints 3-10 can achieve that the front rollers 3-1 can rotate in the steering process, and meanwhile, the universal joints can rotate per se, so that interference on steering of the front rollers 3-1 is avoided.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations can be made by those skilled in the art within the spirit and scope of the present invention; modifying; and the addition or the replacement also belongs to the protection scope of the invention.
Claims (4)
1. The utility model provides a paediatrics is strong automatic wheelchair again, includes seat main part (1), rear wheel assembly (2), front wheel assembly (3) and dead lever (4), its characterized in that: the front wheel assembly (2) is connected with the seat body (1) through a fixing rod (4), and the sleeve joint assembly (3) is connected with the seat body (1).
2. The pediatric rehabilitation automatic wheelchair as claimed in claim 1, wherein: the seat main body (1) comprises a seat main body plate (1-1), an inner end sliding rod (1-2), an inner end push spring I (1-3), a driving connecting rod (1-4), a waist groove sliding rod (1-5), a slider (1-6), a transverse sliding rod (1-7), a side wall slider (1-8), a fixed arc-shaped rod (1-9), a hinged push rod (1-10), a front side rectangular sliding groove (1-11), a middle end sliding hole (1-12), a side wall plate I (1-13) and a side wall plate II (1-14), wherein the middle end sliding hole (1-12) is formed in the seat main body plate (1-1), the side wall plate I (1-13) and the side wall plate II (1-14) are fixedly connected with the seat main body plate (1-1), the inner end sliding rod (1-2) is connected with the middle end sliding hole (1-12) in a sliding mode, an inner end push spring I (1-3) is connected with an inner end sliding rod (1-2) in a sleeved mode, the inner end push spring I (1-3) is in a compressed state, a driving connecting rod (1-4) is fixedly connected with the inner end sliding rod (1-2), the driving connecting rod (1-4) is fixedly connected with a waist groove sliding rod (1-5), the waist groove sliding rod (1-5) is connected with a slider (1-6) in a sliding mode, the slider (1-6) is connected with a transverse sliding rod (1-7) in a sliding mode, a hinge push rod (1-10) is connected with the transverse sliding rod (1-7) in a hinged mode, a hinge push rod (1-10) is connected with a side wall slider (1-8) in a hinged mode, the side wall slider (1-8) is connected with a front side rectangular sliding groove (1-11) in a sliding mode, the front side rectangular sliding groove (1-11) is arranged on a seat, the fixed arc-shaped rods (1-9) are hinged with the side wall sliders (1-8), and the fixed arc-shaped rods (1-9) are hinged with the hinged push rods (1-10).
3. The pediatric rehabilitation automatic wheelchair as claimed in claim 1, wherein: the rear wheel assembly (2) comprises a rear roller (2-1), a roller belt I (2-2), a transmission belt wheel I (2-3), a transmission shaft I (2-4), a transmission bevel gear I (2-5), a middle-end fixing rod (2-6), a transmission bevel gear II (2-7), a spherical rod I (2-8), a conical roller I (2-9), a socket ring (2-10), an inner-end transmission gear ring (2-11), a hinge rod I (2-12), a hinge frame A (2-13), a fixing frame I (2-14), a fixing frame II (2-15), an input motor (2-16), input straight teeth (2-17), transmission straight teeth (2-18), a fixing frame III (2-19), an upper-end sliding column (2-20), A second spherical rod (2-21), a first inner end rotating sleeve (2-22), a second inner end rotating column (2-23), a second inner end rotating sleeve (2-24), a third inner end pushing spring (2-25) and a second conical roller (2-27), wherein the first fixed frame (2-14) and the second fixed frame (2-15) are fixedly connected with a hinged frame A (2-13), the third fixed frame (2-19) is fixedly connected with the hinged frame A (2-13), the upper end sliding column (2-20) is fixedly connected with the third fixed frame (2-19), the input motor (2-16) is fixedly connected with the hinged frame A (2-13), the transmission straight teeth (2-18) are fixedly connected with the input motor (2-16), and the transmission straight teeth (2-18) are in meshing transmission with the input straight teeth (2-17), the input straight teeth (2-17) are fixedly connected with the second spherical rods (2-21), the second spherical rods (2-21) are rotatably connected with the second fixed frames (2-15), the second conical rollers (2-27) are hinged with the second spherical rods (2-21), the rear idler wheels (2-1) are rotatably connected with the middle-end fixed rods (2-6), the first transmission shafts (2-4) are rotatably connected with the middle-end fixed rods (2-6), the first transmission conical teeth (2-5) are fixedly connected with the first transmission shafts (2-4), the first transmission belt wheels (2-3) are fixedly connected with the first transmission shafts (2-4), the first idler belt (2-2) is connected between the rear idler wheels (2-1) and the first transmission belt wheels (2-3), the second transmission conical teeth (2-7) are engaged with the first transmission conical teeth (2-5) for transmission, a second transmission bevel gear (2-7) is fixedly connected with a first spherical rod (2-8), the first spherical rod (2-8) is hinged with a first conical roller (2-9), an inner end transmission gear ring (2-11) is connected with an inner end transmission gear ring (2-11) and a second conical roller (2-27) in a milky tea shop, the inner end transmission gear ring (2-11) is rotatably connected with a sleeve ring (2-10), the sleeve ring (2-10) is slidably connected with an upper end sliding column (2-20), the first inner end rotating sleeve (2-22), the second inner end rotating sleeve (2-24) is rotatably connected with an inner end rotating column (2-23), a third inner end push spring (2-25) is connected with the inner end rotating column (2-23) in a sleeved mode, the third inner push spring (2-25) is arranged on the first inner rotating sleeve (2-22), the inner end rotating sleeves I (2-22) are arranged between the inner end rotating sleeves II (2-24), the inner end rotating sleeves II (2-24) are matched and connected with the conical rollers I (2-9) and the conical rollers II (2-27), the hinged frame A (2-13) is fixedly connected with the middle end fixing rod (2-6), and the middle end fixing rod (2-6) is fixedly connected with the seat main body plate (1-1).
4. The pediatric rehabilitation automatic wheelchair as claimed in claim 1, wherein: the front wheel assembly (3) comprises a front roller (3-1), a middle end fixing plate (3-2), a rotating driving rod (3-3), a turning rotating rod (3-4), a middle end fixing boss (3-5), a direction rotating rod (3-6), a transmission bevel gear A (3-7), a transmission rod A (3-8), a transmission bevel gear B (3-9), a universal joint (3-10), a universal joint bevel gear (3-11) and a roller driving rotating rod (3-12), wherein the front roller (3-1) is rotatably connected with the roller driving rotating rod (3-12), the roller driving rotating rod (3-12) is rotatably connected with the middle end fixing plate (3-2), the turning rotating rod (3-4) is rotatably connected with the middle end fixing plate (3-2), the rotating driving rod (3-3) is rotatably connected with the turning rotating rod (3-4), the roller driving rotating rod (3-12) is rotationally connected with the rotating driving rod (3-3), the middle end fixing boss (3-5) is rotationally connected with the direction-changing rotating rod (3-4), the direction-changing rotating rod (3-6) is fixedly connected with the direction-changing rotating rod (3-4), the universal joint (3-10) is connected with the front roller (3-1), the universal joint (3-10) is connected with the universal joint conical tooth (3-11), the universal joint conical tooth (3-11) is in meshing transmission with the transmission conical tooth A (3-7), the transmission conical tooth A (3-7) is fixedly connected with the transmission rod A (3-8), the transmission rod A (3-8) is fixedly connected with the transmission conical tooth B (3-9), the transmission conical tooth A (3-7) is in meshing transmission with the universal joint conical tooth (3-11), the transmission rod A (3-8) is rotationally connected with the middle end fixing plate (3-2), the transmission bevel gear B (3-9) is in meshed transmission with the transmission bevel gear I (2-5), and the fixing rod (4) is fixedly connected between the middle end fixing boss (3-5) and the seat main body plate (1-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910906151.6A CN110638583B (en) | 2019-09-24 | 2019-09-24 | Automatic wheelchair for pediatric rehabilitation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910906151.6A CN110638583B (en) | 2019-09-24 | 2019-09-24 | Automatic wheelchair for pediatric rehabilitation |
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| CN110638583A true CN110638583A (en) | 2020-01-03 |
| CN110638583B CN110638583B (en) | 2020-07-28 |
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| CN201910906151.6A Expired - Fee Related CN110638583B (en) | 2019-09-24 | 2019-09-24 | Automatic wheelchair for pediatric rehabilitation |
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| CN110638583B (en) | 2020-07-28 |
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Inventor after: Zhang Yuan Inventor after: Yin Xin Inventor after: Primary Amethyst Inventor after: Liu Yuhui Inventor after: Chen Mingfang Inventor before: Liu Yuhui Inventor before: Chen Mingfang |
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Effective date of registration: 20200701 Address after: 130000, Xinmin Avenue, Changchun, Jilin, 1 Applicant after: The First Hospital of Jilin University Address before: 223001 Huai'an maternal and child health hospital, No.104, South Renmin Road, qingjiangpu District, Huai'an City, Jiangsu Province Applicant before: Liu Yuhui |
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