CN110623801A - Wheelchair capable of passing through bed - Google Patents

Wheelchair capable of passing through bed Download PDF

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Publication number
CN110623801A
CN110623801A CN201911003524.5A CN201911003524A CN110623801A CN 110623801 A CN110623801 A CN 110623801A CN 201911003524 A CN201911003524 A CN 201911003524A CN 110623801 A CN110623801 A CN 110623801A
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CN
China
Prior art keywords
plate
seat
bed
leg
lifting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201911003524.5A
Other languages
Chinese (zh)
Other versions
CN110623801B (en
Inventor
李想
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liuzhou Municipal Liutie Central Hospital
Original Assignee
Liuzhou Municipal Liutie Central Hospital
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Filing date
Publication date
Application filed by Liuzhou Municipal Liutie Central Hospital filed Critical Liuzhou Municipal Liutie Central Hospital
Priority to CN201911003524.5A priority Critical patent/CN110623801B/en
Publication of CN110623801A publication Critical patent/CN110623801A/en
Application granted granted Critical
Publication of CN110623801B publication Critical patent/CN110623801B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • A61G5/006—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs convertible to stretchers or beds
    • 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
    • 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
    • A61G5/1059—Arrangements for adjusting the seat adjusting the height of the seat
    • 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
    • A61G5/1091—Cushions, seats or abduction devices
    • 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
    • A61G5/125—Rests specially adapted therefor, e.g. for the head or the feet for arms
    • 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
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
    • 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
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
    • A61G7/1025—Lateral movement of patients, e.g. horizontal transfer
    • A61G7/103—Transfer boards
    • 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
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
    • A61G7/1038—Manual lifting aids, e.g. frames or racks
    • 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
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
    • A61G7/1063—Safety means
    • 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
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
    • A61G7/1073—Parts, details or accessories

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nursing (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

The invention discloses a bed-passing wheelchair, which belongs to the technical field of medical auxiliary tools and comprises a vehicle body, a lifting device, a bed-passing mechanism and two lifting handrails; the bed passing mechanism comprises a seat plate, a back plate and leg plates, and the seat plate is arranged at the top of the lifting rod and can rotate or be separated; the back plate and the leg plates are respectively arranged at the front side and the rear side of the seat plate and can be turned over relative to the seat plate; the two lifting handrails are arranged on the left side and the right side of the frame and have adjustable height; when the wheelchair is used, the seat plate can be rotated by 90 degrees, the back plate and the leg plate are turned over, and the bolt component is connected with the bolt nose, so that a bed plate is formed, and the bed plate is moved to a sickbed through the lifting function of the lifting rod and the moving function of the frame, so that a patient can conveniently pass through the bed to the wheelchair; the invention solves the problem that the prior wheelchair is not convenient for medical care personnel to carry out bed-passing operation on the paralyzed patient.

Description

Wheelchair capable of passing through bed
Technical Field
The invention relates to the technical field of medical auxiliary tools, in particular to a bed-passing wheelchair.
Background
The wheelchair is an important tool for the patient to ride instead of walk in the rehabilitation process, the existing wheelchair can meet the requirement for riding instead of walk for the paralyzed patient, and the transfer of the paralyzed patient between the wheelchair and a sickbed is inconvenient. When a paralyzed patient needs to be transferred between the wheelchair and the sickbed, the paralyzed patient needs to be transferred by the mutual cooperation of family members of the patient and medical care personnel; if the matching error occurs in the transferring process, the secondary injury of the patient is easily caused, and the danger is extremely high. In addition, the transfer mode seriously consumes the physical strength of medical staff or family members of patients, particularly patients with large transferred weight; therefore, there is a need to provide a wheeled chair for passing bed to solve the above problems.
Disclosure of Invention
In view of the above, there is a need for a wheelchair for passing bed, which is used to solve the problem that the existing wheelchair is not convenient for the medical staff to pass the bed for the paralyzed patient.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a bed-crossing wheelchair comprising:
the device comprises a vehicle body, a front wheel, a rear wheel and a rear wheel, wherein the vehicle body comprises a vehicle frame, two universal wheels and two main wheels;
the lifting device comprises a lifting rod, a storage battery and a control box for controlling the lifting of the lifting rod, the lifting rod is vertically arranged in the middle of the frame, the bottom of the lifting rod is fixedly connected with the frame, and the top of the lifting rod is provided with a connector; the storage battery and the control box are both arranged on the frame, the storage battery is electrically connected with the control box, and the control box is electrically connected with the lifting rod;
the bed-crossing mechanism comprises a seat plate, a back plate and leg plates, wherein the back plate and the leg plates are respectively arranged on the front side and the rear side of the seat plate and have the same thickness as the seat plate; a matching seat is arranged in the middle of the bottom surface of the seat plate, a matching groove is formed in the bottom of the matching seat, a connector at the top of the lifting rod is inserted into the matching groove and is rotatably connected with the matching seat, and a first hand-screwed screw for locking the connector is arranged on the matching seat; the back plate is hinged with the seat plate through two first hinges, and the axis direction of the first hinges is parallel to the axis direction of the main wheel; the back plate is arranged on the upper portion of the frame, the two locking parts used for locking the back plate are arranged on the upper portion of the frame and are arranged in a bilateral symmetry mode, each locking part comprises a limiting block and a second hand-screwed screw, the limiting blocks are fixedly connected with the frame, the second hand-screwed screws penetrate through the limiting blocks and penetrate into the back plate, and the second hand-screwed screws are in threaded connection with the limiting blocks and the back plate; the leg plate is hinged with the seat plate through two second hinges, and the axial direction of the second hinges is parallel to the axial direction of the first hinges; a foot supporting plate is arranged on one side, away from the seat plate, of the leg plate, the foot supporting plate is perpendicular to the leg plate, and the middle of the leg plate leans against the front side of the frame; and the number of the first and second groups,
the two lifting handrails are arranged on the left side and the right side of the frame and are adjustable in height; the seat plate is positioned between the two lifting armrests, and the lifting armrests are lower than the bottom surface of the seat plate when being lowered to the lowest height; when the first hand-screwed screw and the second hand-screwed screw are in an unlocked state, the seat plate rotates by 90 degrees, and the back plate and the leg plate turn over, so that the seat plate, the back plate and the leg plate can be positioned on the same plane; both sides all are provided with the round pin nose around the seat bottom surface, the backplate is close to one side of seat and one side that the leg board is close to the seat all is provided with and is used for dismantling the connection the bolt subassembly of round pin nose.
Preferably, the seat plate, the back plate and the leg plate are all hollow aluminum alloy plates, and the thickness of the hollow aluminum alloy plates is 1.0-1.5 cm.
Preferably, silica gel pads are arranged on one side of the seat plate, which is in contact with the patient, one side of the back plate, which is in contact with the patient, and one side of the leg plate, which is in contact with the patient, and the thickness of each silica gel pad is 0.4-0.6 cm.
Preferably, the patient contacting side of the seat plate, the patient contacting side of the back plate and the patient contacting side of the leg plate are provided with restraining belts for restraining the patient.
Preferably, a cross beam for leaning against the back plate is arranged at the upper part of the frame, and the length direction of the cross beam is parallel to the axial direction of the first hinge.
Preferably, the outer peripheral face of connector has seted up annular groove, annular groove with the coaxial setting of connector, the cooperation seat sets up threaded hole, the threaded hole with annular groove sets up relatively, the threaded end threaded connection of first hand screw the threaded hole to can extend to in the annular groove, the restriction the connector activity.
Preferably, one side of the back plate, which is far away from the seat plate, and one side of the leg plate, which is far away from the seat plate, are provided with two hand grasping rings.
Preferably, the bolt assembly comprises a pin seat, a pin plate, a spring and a pull rod, the pin seat is fixedly connected with the back plate or the leg plate, one end of the pin seat, which is close to the seat plate, is provided with a limit sleeve, and the other end of the pin seat is provided with a stop block; the pin plate is arranged on the pin seat and slidably penetrates through the limiting sleeve, a pin head is arranged at one end, close to the stop block, of the pin plate, the size of the pin head is larger than that of the limiting sleeve, and two ends of the spring are fixedly connected with the stop block and the pin head respectively; the pull rod movably penetrates through the stop block and the spring, one end of the pull rod is fixedly connected with the pin head, and the other end of the pull rod is provided with a pull ring.
Preferably, the lifting handrail comprises a fixed cylinder, a movable rod and a handrail, the fixed cylinder is vertically arranged, the bottom of the fixed cylinder is fixedly connected with the frame, the movable rod is movably arranged in the fixed cylinder and is in sliding connection with the fixed cylinder, and the handrail is arranged at the top of the movable rod; and a third hand-screwed screw for locking the movable rod is arranged at the upper part of the fixed cylinder.
Preferably, the lifting rod is an electric push rod or an electric hydraulic rod.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the invention is used for transporting paralytic patients, is convenient for medical care personnel to carry out the operation of passing the bed between the sickbed and the wheelchair, and effectively solves the problem that the prior wheelchair is inconvenient for the medical care personnel to carry out the operation of passing the bed on the paralytic patients; when the wheelchair is used, the passing wheelchair is moved to one side of a sickbed, and the advancing direction of the passing wheelchair is perpendicular to the length direction of the sickbed; then, the two lifting handrails are lowered to the lowest position; then slightly adjusting and loosening the first hand-screwed screw to enable the seat plate to rotate relative to the lifting rod; then, unlocking the second hand-screwed screw, and turning the back plate towards the seat plate; then, the seat plate is driven to rotate 90 degrees, and the back plate and the leg plate are flattened; then, the two bolt assemblies are respectively connected with the two bolt noses, and the seat plate, the back plate and the leg plate form a through bed plate; then, the height of the bed plate is adjusted through the lifting function of the lifting rod, so that the bottom surface of the bed plate is flush with the top surface of the sickbed; then, the trolley body is pushed, and the bed plate is moved to a sickbed, so that medical staff can conveniently pass the patient to the bed plate; finally, after the patient passes through the bed to the bed board, the trolley body is driven to be away from the sickbed, and the seat board, the back board and the leg board of the bed passing mechanism are restored to the original state and fixed, so that the bed passing operation can be completed; in the process of passing through the bed, the medical staff does not need to lift the patient and transfer the patient to the wheelchair, so that the probability of secondary injury to the patient is effectively reduced, and discomfort of the patient in the transfer process is reduced; in addition, the physical consumption of medical personnel can be reduced, and great convenience is brought to the medical personnel.
2. The bed-crossing mechanism can be separated from the lifting rod and the frame, so that the bed-crossing mechanism can be used as a stretcher; after the seat plate, the back plate and the leg plate form a bed plate, the first hand-screwed screw is unlocked, and the whole bed plate can be detached; two hand grasping rings are arranged on one side of the back plate far away from the seat plate and one side of the leg plate far away from the seat plate, so that medical personnel can lift the bed passing plate through the hand grasping rings for transferring patients; the side of the sitting plate contacting with the patient, the side of the back plate contacting with the patient and the side of the leg plate contacting with the patient are all provided with restraint belts for restraining the patient, and the restraint belts can limit the patient on the bed plate, so that the safety of the patient in the transferring process is ensured.
3. The leg plate and the back plate are detachably connected with the pin nose on the seat plate through the pin assembly, so that the leg plate, the back plate and the seat plate can form a stable cross bed plate; wherein, the bolt subassembly includes key seat, cotter plate, spring and pull rod, and the setting of spring ensures that the cotter plate is difficult for slipping in the round pin nose, and the setting up of pull rod makes things convenient for medical personnel to remove the relation of connection of bolt subassembly and round pin nose, through the outside pulling pull rod of pull ring power, can pull out simple structure, practicality with the cotter plate from the round pin nose.
Drawings
FIG. 1 is a right side view of a pass-bed wheelchair provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic view of the connection between the mating base and the lifting rod according to the embodiment of the present invention;
FIG. 3 is a top view of the bed-passing mechanism of the present invention after rotating and flattening;
fig. 4 is a bottom view of the bed-passing mechanism of the present invention after rotating and flattening;
FIG. 5 is a front view of the bed passing mechanism of the present invention after rotating and flattening;
the main reference symbols in the drawings are as follows:
in the attached drawing, 1-a frame, 2-universal wheels, 3-main wheels, 4-lifting rods, 5-storage batteries, 6-a control box, 7-a seat plate, 8-a matching seat, 9-a first hand-screwed screw, 10-a first hinge, 11-a back plate, 12-a limiting block, 13-a second hand-screwed screw, 14-a second hinge, 15-a leg plate and 16-a foot supporting plate, 17-pin nose, 18-pin seat, 19-stop collar, 20-stop block, 21-pin plate, 22-pin head, 23-spring, 24-pull rod, 25-pull ring, 26-hand-grasping ring, 27-restraint belt, 28-fixed cylinder, 29-movable rod, 30-armrest, 31-third hand-screwed screw and 32-connector.
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The drawings are only for purposes of illustration and are not intended to be limiting, certain elements of the drawings may be omitted, enlarged or reduced to better illustrate the embodiments of the present invention, and do not represent the size of the actual product, and it is understood that some well-known structures, elements and descriptions thereof in the drawings may be omitted for persons skilled in the art.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Examples
As shown in fig. 1-5, a wheel chair for passing a bed comprises a vehicle body, a lifting device, a bed passing mechanism and two lifting armrests.
The vehicle body comprises a frame 1, two universal wheels 2 and two main wheels 3, wherein the two universal wheels 2 are rotatably arranged on the front side of the lower part of the frame 1 and are arranged in a bilateral symmetry mode, and the two main wheels 3 are rotatably arranged on the rear side of the lower part of the frame 1 and are arranged in a bilateral symmetry mode.
The lifting device comprises a lifting rod 4, a storage battery 5 and a control box 6 used for controlling the lifting rod 4 to lift, wherein the lifting rod 4 is vertically arranged in the middle of the frame 1, the bottom of the lifting rod 4 is fixedly connected with the frame 1, and the top of the lifting rod 4 is provided with a connector 32. The storage battery 5 and the control box 6 are arranged on the frame 1, the storage battery 5 is electrically connected with the control box 6, and the control box 6 is electrically connected with the lifting rod 4. The lifting rod 4 is an electric push rod or an electric hydraulic rod, in the embodiment, the lifting rod 4 is an electric push rod with the model of YS-607, and the maximum thrust is 8000N.
The bed passing mechanism comprises a seat plate 7, a back plate 11 and leg plates 15, wherein the back plate 11 and the leg plates 15 are respectively arranged on the front side and the rear side of the seat plate 7 and are the same as the seat plate 7 in thickness. Wherein, the seat plate 7, the back plate 11 and the leg plate 15 are all hollow aluminum alloy plates, and the thickness thereof is 1.0-1.5 cm. The side of the seat plate 7 contacting with the patient, the side of the back plate 11 contacting with the patient and the side of the leg plate 15 contacting with the patient are all provided with silica gel pads, and the thickness of the silica gel pads is 0.4-0.6 cm. In this embodiment, the thickness of the seat plate 7, the back plate 11 and the leg plate 15 is 1.2cm, the thickness of the silica gel pad is 0.5cm, and the total thickness of the seat plate 7, the back plate 11 and the leg plate 15 plus the silica gel pad is less than 2cm, so that the advantage of small thickness is provided, and the patient can conveniently pass through the bed.
The bottom surface middle part of seat 7 is provided with cooperation seat 8, and the cooperation groove has been seted up to the bottom of cooperation seat 8, and the connector 32 at lifter 4 top is inserted and is established in the cooperation inslot to rotate with cooperation seat 8 and be connected, be provided with the first hand screw 9 that is used for locking connector 32 on the cooperation seat 8. Wherein, annular groove has been seted up to the outer peripheral face of connector 32, and annular groove and the coaxial setting of connector 32, cooperation seat 8 set up threaded hole, and the screw hole sets up with annular groove relatively, and the screw thread end threaded connection screw hole of first hand screw 9 to in the extendible to annular groove, restriction connector 32 activity. The setting of annular groove for when first hand screw 9 is in the unblock state, first hand screw 9 card is in annular groove promptly, and cooperation seat 8 can not separate with connector 32, and only when first hand screw 9 is in the unblock state, cooperation seat 8 can just separate with connector 32, ensures the stability of being connected of seat 7 and lifter 4. In this embodiment, the number of the first hand screws 9 is two, and the two first hand screws 9 are disposed opposite to each other. If the matching seat 8 is not required to be separated from the connector 32, but the matching seat 8 can rotate relative to the connector 32, the first hand-screwed screw 9 is slightly loosened.
The back plate 11 is hinged with the seat plate 7 through two first hinges 10, and the axial direction of the first hinges 10 is parallel to the axial direction of the main wheel 3. The back plate 11 leans against the upper part of the frame 1; preferably, the angle between the back plate 11 and the seat plate 7 is 100-110 °. Wherein, the upper part of the frame 1 is provided with a cross beam for leaning the back plate 11, and the length direction of the cross beam is parallel to the axial direction of the first hinge 10. The upper portion of frame 1 is provided with two retaining members that are used for locking backplate 11, and two retaining members bilateral symmetry set up, and the retaining member includes stopper 12 and second hand screw 13, stopper 12 fixed connection frame 1, and second hand screw 13 runs through stopper 12 to penetrate backplate 11, second hand screw 13 and stopper 12 and 11 threaded connection of backplate.
The leg plate 15 is hinged to the seat plate 7 by two second hinges 14, and the axial direction of the second hinges 14 is parallel to the axial direction of the first hinges 10. The side of the leg plate 15 far away from the seat plate 7 is provided with a foot supporting plate 16, the foot supporting plate 16 is arranged perpendicular to the leg plate 15, and the middle part of the leg plate 15 leans against the front side of the frame 1. Preferably, the angle between the leg plate 15 and the seat plate 7 is 110-120 °.
The two lifting handrails are arranged on the left side and the right side of the frame 1 and have adjustable height. The lifting handrail comprises a fixed cylinder 28, a movable rod 29 and a handrail 30, wherein the fixed cylinder 28 is vertically arranged, the bottom of the fixed cylinder 28 is fixedly connected with the frame 1, the movable rod 29 is movably arranged in the fixed cylinder 28 and is in sliding connection with the fixed cylinder 28, and the handrail 30 is arranged at the top of the movable rod 29; the upper portion of the fixed cylinder 28 is provided with a third thumb screw 31 for locking the movable lever 29. When the height of the armrest 30 needs to be adjusted, the third hand-screwed screw 31 is firstly loosened, then the armrest 30 is adjusted to a proper position, and finally the third hand-screwed screw 31 is tightened.
The seat plate 7 is positioned between the two lifting armrests, and when the lifting armrests are lowered to the lowest height, the lifting armrests are lower than the bottom surface of the seat plate 7. When the first and second hand screws 9 and 13 are in the unlocked state, the seat plate 7 is rotated by 90 °, and the back plate 11 and the leg plate 15 are turned over, so that the seat plate 7, the back plate 11 and the leg plate 15 can be located on the same plane. Both sides all are provided with round pin nose 17 around the seat 7 bottom surface, and one side that back 11 is close to seat 7 and one side that leg board 15 is close to seat 7 all are provided with the bolt subassembly that is used for dismantling connecting round pin nose 17. The bolt component comprises a pin seat 18, a pin plate 21, a spring 23 and a pull rod 24, the pin seat 18 is fixedly connected with the back plate 11 or the leg plate 15, one end of the pin seat 18 close to the seat plate 7 is provided with a limit sleeve 19, and the other end of the pin seat 18 is provided with a stop dog 20; the pin plate 21 is arranged on the pin seat 18 and slidably penetrates through the limiting sleeve 19, a pin head 22 is arranged at one end, close to the stop block 20, of the pin plate 21, the size of the pin head 22 is larger than that of the limiting sleeve 19, and two ends of the spring 23 are fixedly connected with the stop block 20 and the pin head 22 respectively; the pull rod 24 movably penetrates through the stop 20 and the spring 23, one end of the pull rod 24 is fixedly connected with the pin head 22, and the other end of the pull rod is provided with a pull ring 25. The spring 23 is provided to ensure that the pin plate 21 is not easily slipped off the pin nose 17, and the pin plate 21 cannot be slipped off the pin nose 17 without external force due to the elastic force of the spring 23. The setting of pull rod 24 makes things convenient for medical personnel to remove the relation of connection of bolt subassembly and round pin nose 17, outwards stimulates pull rod 24 through pull ring 25 power, can pull out simple structure, practicality with round pin board 21 from round pin nose 17.
When the wheelchair is used, the passing wheelchair is moved to one side of a sickbed, and the advancing direction of the passing wheelchair is perpendicular to the length direction of the sickbed; then, the two lifting handrails are lowered to the lowest position; then, slightly loosening the first hand-screwed screw 9 to enable the seat plate 7 to rotate relative to the lifting rod 4; then, the second hand-screwed screw 13 is unlocked, and the back plate 11 is turned towards the seat plate 7; then, the seat plate 7 is driven to rotate by 90 degrees, and the back plate 11 and the leg plate 15 are flattened; then, the two bolt assemblies are respectively connected with the two bolt noses 17, the seat plate 7, the back plate 11 and the leg plate 15 to form a through bed plate; then, the height of the bed plate is adjusted through the lifting function of the lifting rod 4, so that the bottom surface of the bed plate is flush with the top surface of the sickbed; then, the trolley body is pushed, and the bed plate is moved to a sickbed, so that medical staff can conveniently pass the patient to the bed plate; and finally, after the patient passes through the bed to the bed board, driving the vehicle body to be away from the sickbed, and restoring the seat board 7, the back board 11 and the leg board 15 of the bed passing mechanism to the original state and fixing to finish the bed passing operation. In the process of passing through the bed, the medical staff does not need to lift the patient and transfer the patient to the wheelchair, so that the probability of secondary injury to the patient is effectively reduced, and discomfort of the patient in the transfer process is reduced; in addition, the physical consumption of medical personnel can be reduced, and great convenience is brought to the medical personnel.
In addition, the side of the back plate 11 away from the seat plate 7 and the side of the leg plate 15 away from the seat plate 7 are provided with two grasping rings 26, and the side of the seat plate 7 contacting the patient, the side of the back plate 11 contacting the patient and the side of the leg plate 15 contacting the patient are provided with restraining belts 27 for restraining the patient. The bed-crossing mechanism of the invention can be separated from the lifting rod 4 and the frame 1, thereby being used as a stretcher; after the seat plate 7, the back plate 11 and the leg plate 15 form a bed plate, the first hand-screwed screw 9 is unlocked, and the whole bed plate can be detached. The setting of the bracelet 26 is grabbed for medical personnel can be through grabbing the bracelet 26 and will cross the bed board and lift up, be used for patient's transfer. The arrangement of the restraint strap 27 can limit the patient on the bed board, and the safety of the patient in the transferring process is ensured.
The invention is used for transporting paralyzed patients, is convenient for medical personnel to pass the bed between a sickbed and a wheelchair for the paralyzed patients, and effectively solves the problem that the prior wheelchair is inconvenient for the medical personnel to pass the bed for the paralyzed patients. The invention also has the advantages of simple structure, convenient use, low manufacturing cost, strong practicability and the like, and has good popularization significance.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims (10)

1. A pass-bed wheelchair comprising:
the device comprises a vehicle body, a front wheel, a rear wheel and a rear wheel, wherein the vehicle body comprises a vehicle frame, two universal wheels and two main wheels;
the lifting device comprises a lifting rod, a storage battery and a control box for controlling the lifting of the lifting rod, the lifting rod is vertically arranged in the middle of the frame, the bottom of the lifting rod is fixedly connected with the frame, and the top of the lifting rod is provided with a connector; the storage battery and the control box are both arranged on the frame, the storage battery is electrically connected with the control box, and the control box is electrically connected with the lifting rod;
the bed-crossing mechanism comprises a seat plate, a back plate and leg plates, wherein the back plate and the leg plates are respectively arranged on the front side and the rear side of the seat plate and have the same thickness as the seat plate; a matching seat is arranged in the middle of the bottom surface of the seat plate, a matching groove is formed in the bottom of the matching seat, a connector at the top of the lifting rod is inserted into the matching groove and is rotatably connected with the matching seat, and a first hand-screwed screw for locking the connector is arranged on the matching seat; the back plate is hinged with the seat plate through two first hinges, and the axis direction of the first hinges is parallel to the axis direction of the main wheel; the back plate is arranged on the upper portion of the frame, the two locking parts used for locking the back plate are arranged on the upper portion of the frame and are arranged in a bilateral symmetry mode, each locking part comprises a limiting block and a second hand-screwed screw, the limiting blocks are fixedly connected with the frame, the second hand-screwed screws penetrate through the limiting blocks and penetrate into the back plate, and the second hand-screwed screws are in threaded connection with the limiting blocks and the back plate; the leg plate is hinged with the seat plate through two second hinges, and the axial direction of the second hinges is parallel to the axial direction of the first hinges; a foot supporting plate is arranged on one side, away from the seat plate, of the leg plate, the foot supporting plate is perpendicular to the leg plate, and the middle of the leg plate leans against the front side of the frame; and the number of the first and second groups,
the two lifting handrails are arranged on the left side and the right side of the frame and are adjustable in height; the seat plate is positioned between the two lifting armrests, and the lifting armrests are lower than the bottom surface of the seat plate when being lowered to the lowest height; when the first hand-screwed screw and the second hand-screwed screw are in an unlocked state, the seat plate rotates by 90 degrees, and the back plate and the leg plate turn over, so that the seat plate, the back plate and the leg plate can be positioned on the same plane; both sides all are provided with the round pin nose around the seat bottom surface, the backplate is close to one side of seat and one side that the leg board is close to the seat all is provided with and is used for dismantling the connection the bolt subassembly of round pin nose.
2. A pass-bed wheelchair as claimed in claim 1, wherein: the seat plate, the back plate and the leg plate are all hollow aluminum alloy plates, and the thickness of the seat plate, the back plate and the leg plate is 1.0-1.5 cm.
3. A pass-bed wheelchair as claimed in claim 2, wherein: the side of the seat plate contacting with the patient, the side of the back plate contacting with the patient and the side of the leg plate contacting with the patient are all provided with silica gel pads, and the thickness of each silica gel pad is 0.4-0.6 cm.
4. A pass-bed wheelchair as claimed in claim 3, wherein: and one side of the seat plate contacting with the patient, one side of the back plate contacting with the patient and one side of the leg plate contacting with the patient are respectively provided with a restraint belt for restraining the patient.
5. A pass-bed wheelchair as claimed in claim 1, wherein: the upper portion of frame is provided with the crossbeam that is used for supplying the backplate to lean on, the length direction of crossbeam with the axis direction parallel arrangement of first hinge.
6. A pass-bed wheelchair as claimed in claim 1, wherein: annular groove has been seted up to the outer peripheral face of connector, annular groove with the coaxial setting of connector, cooperation seat sets up threaded hole, the threaded hole with annular groove sets up relatively, the threaded end threaded connection of first hand screw the threaded hole to the extendible extremely in the annular groove, the restriction the connector activity.
7. A pass-bed wheelchair as claimed in claim 6, wherein: one side that the backplate was kept away from the seat with one side that the leg board was kept away from the seat all is provided with two and grabs the ring.
8. A pass-bed wheelchair as claimed in claim 7, wherein: the bolt assembly comprises a pin seat, a pin plate, a spring and a pull rod, the pin seat is fixedly connected with the back plate or the leg plate, one end of the pin seat, which is close to the seat plate, is provided with a limiting sleeve, and the other end of the pin seat is provided with a stop block; the pin plate is arranged on the pin seat and slidably penetrates through the limiting sleeve, a pin head is arranged at one end, close to the stop block, of the pin plate, the size of the pin head is larger than that of the limiting sleeve, and two ends of the spring are fixedly connected with the stop block and the pin head respectively; the pull rod movably penetrates through the stop block and the spring, one end of the pull rod is fixedly connected with the pin head, and the other end of the pull rod is provided with a pull ring.
9. A pass-bed wheelchair as claimed in claim 1, wherein: the lifting handrail comprises a fixed cylinder, a movable rod and a handrail, wherein the fixed cylinder is vertically arranged, the bottom of the fixed cylinder is fixedly connected with the frame, the movable rod is movably arranged in the fixed cylinder and is in sliding connection with the fixed cylinder, and the handrail is arranged at the top of the movable rod; and a third hand-screwed screw for locking the movable rod is arranged at the upper part of the fixed cylinder.
10. A pass-bed wheelchair as claimed in claim 1, wherein: the lifting rod is an electric push rod or an electric hydraulic rod.
CN201911003524.5A 2019-10-22 2019-10-22 Wheelchair for passing through bed Active CN110623801B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111134969A (en) * 2020-01-14 2020-05-12 德阳市人民医院 Remotely-deformable transfer sickbed
CN111544210A (en) * 2020-06-03 2020-08-18 陈星� Multifunctional stretcher vehicle
CN112336570A (en) * 2020-11-08 2021-02-09 巨鹿县医院 Seat, obstetric table that childbirth was used combine function improvement device
CN114699253A (en) * 2022-03-29 2022-07-05 简万均 Multifunctional severe disease bed

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JP2014147661A (en) * 2012-08-27 2014-08-21 Ikuhisa Yonezawa Wheelchair
CN204274835U (en) * 2014-12-04 2015-04-22 张小京 negative pressure isolation wheelchair
CN108478341A (en) * 2018-03-28 2018-09-04 柳州市妇幼保健院 A kind of wheelchair convenient for paralytic's transfer
CN109316299A (en) * 2018-11-08 2019-02-12 山东大学 A kind of multifunctional wheelchair nursing bed
CN208808878U (en) * 2017-09-21 2019-05-03 江南大学 A kind of wheelchair
CN211382251U (en) * 2019-10-22 2020-09-01 柳州市柳铁中心医院 Wheelchair capable of passing through bed

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004261446A (en) * 2003-03-03 2004-09-24 Hiroshi Saito Wheelchair for care
JP2014147661A (en) * 2012-08-27 2014-08-21 Ikuhisa Yonezawa Wheelchair
CN204274835U (en) * 2014-12-04 2015-04-22 张小京 negative pressure isolation wheelchair
CN208808878U (en) * 2017-09-21 2019-05-03 江南大学 A kind of wheelchair
CN108478341A (en) * 2018-03-28 2018-09-04 柳州市妇幼保健院 A kind of wheelchair convenient for paralytic's transfer
CN109316299A (en) * 2018-11-08 2019-02-12 山东大学 A kind of multifunctional wheelchair nursing bed
CN211382251U (en) * 2019-10-22 2020-09-01 柳州市柳铁中心医院 Wheelchair capable of passing through bed

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111134969A (en) * 2020-01-14 2020-05-12 德阳市人民医院 Remotely-deformable transfer sickbed
CN111544210A (en) * 2020-06-03 2020-08-18 陈星� Multifunctional stretcher vehicle
CN112336570A (en) * 2020-11-08 2021-02-09 巨鹿县医院 Seat, obstetric table that childbirth was used combine function improvement device
CN114699253A (en) * 2022-03-29 2022-07-05 简万均 Multifunctional severe disease bed

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