CN114848334A - Wounded person quick getting on/off auxiliary lifting device and using method thereof - Google Patents

Wounded person quick getting on/off auxiliary lifting device and using method thereof Download PDF

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Publication number
CN114848334A
CN114848334A CN202210414161.XA CN202210414161A CN114848334A CN 114848334 A CN114848334 A CN 114848334A CN 202210414161 A CN202210414161 A CN 202210414161A CN 114848334 A CN114848334 A CN 114848334A
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CN
China
Prior art keywords
wounded
gear
bearing
clamping piece
support plate
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Granted
Application number
CN202210414161.XA
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Chinese (zh)
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CN114848334B (en
Inventor
罗虎
袁先举
王子洪
郭海涛
寇恂
祝冰晶
黄晓寒
苌飞霸
周沛
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First Affiliated Hospital of Army Medical University
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First Affiliated Hospital of Army Medical University
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Priority to CN202210414161.XA priority Critical patent/CN114848334B/en
Publication of CN114848334A publication Critical patent/CN114848334A/en
Application granted granted Critical
Publication of CN114848334B publication Critical patent/CN114848334B/en
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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
    • 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
    • A61G7/1013—Lifting of patients by
    • A61G7/1019—Vertical extending columns or mechanisms
    • 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
    • A61G3/00—Ambulance aspects of vehicles; Vehicles with special provisions for transporting patients or disabled persons, or their personal conveyances, e.g. for facilitating access of, or for loading, wheelchairs
    • A61G3/02—Loading or unloading personal conveyances; Facilitating access of patients or disabled persons to, or exit from, vehicles
    • A61G3/06—Transfer using ramps, lifts or the like
    • A61G3/063—Transfer using ramps, lifts or the like using lifts separate from the vehicle, e.g. fixed on the pavement
    • 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
    • A61G7/1013—Lifting of patients by
    • A61G7/1015—Cables, chains or cords
    • 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
    • A61G7/1025—Lateral movement of patients, e.g. horizontal transfer
    • A61G7/1034—Rollers, rails or other 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
    • A61G7/1038—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
    • A61G7/104—Devices carried or supported by
    • A61G7/1046—Mobile bases, e.g. having wheels
    • 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
    • A61G7/1049—Attachment, suspending or supporting means for patients
    • A61G7/1057—Supported platforms, frames or sheets for patient in lying position

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

Abstract

The invention relates to an auxiliary lifting device for a wounded person to get on or off a bus quickly and a using method thereof, belonging to the technical field of medical auxiliary equipment. The device comprises a bearing device and a transmission box body; the bearing device comprises a wounded support plate, a bearing rod is fixedly arranged at the bottom of the wounded support plate and is vertical to the wounded support plate, one end of the bearing rod is connected with the wounded support plate, and the other end of the bearing rod is connected with a cross rod parallel to the wounded support plate; a movable pulley is arranged on the cross bar; the transmission box body comprises a body, a bearing plate is arranged on the body, and a through hole for the bearing rod to pass through is formed in the bearing plate; one surface of the bearing plate, which is far away from the wounded support plate, is provided with a plurality of fixed pulleys matched with the movable pulleys; the main body is internally provided with a rope winding and a transmission component for controlling the rope winding; one end of the winding cable is fixed on the bearing plate, and the other end of the winding cable is connected with the transmission component after winding the movable pulley and the fixed pulley. The device reduces the carrying of wounded and realizes the quick getting on and off of the wounded.

Description

Wounded person quick getting on/off auxiliary lifting device and using method thereof
Technical Field
The invention belongs to the technical field of medical auxiliary equipment, and particularly relates to an auxiliary lifting device for a wounded person to get on or off a bus quickly and a using method thereof.
Background
In field rescue, particularly under the condition of wartime, the difficulty of treatment is higher than that in normal times due to a plurality of factors such as environmental conditions, and particularly when a batch of wounded pass through, the getting on and off of the fracture or other wounded with serious injury usually wastes time and labor; the time consumption is long, and secondary damage is easily caused.
Disclosure of Invention
In view of this, the present invention provides an auxiliary lifting device for a wounded person to get on or off the bus quickly and a method for using the same, which can reduce the transportation of the wounded person and realize the wounded person to get on or off the bus quickly.
In order to achieve the purpose, the invention provides the following technical scheme:
an auxiliary lifting device for a wounded person to get on or off quickly comprises a bearing device and a transmission box body;
the bearing device comprises a wounded support plate, a bearing rod is fixedly arranged at the bottom of the wounded support plate, the bearing rod is perpendicular to the wounded support plate, one end of the bearing rod is connected with the wounded support plate, and the other end of the bearing rod is connected with a cross rod parallel to the wounded support plate; a movable pulley is arranged on the cross rod;
the transmission box body comprises a body, wherein a bearing plate is arranged on the body, and a through hole for the bearing rod to pass through is formed in the bearing plate; one surface of the bearing plate, which is far away from the wounded support plate, is provided with a plurality of fixed pulleys matched with the movable pulleys;
a transmission component for winding and controlling the winding is arranged in the body; one end of the winding cable is fixed on the bearing plate, and the other end of the winding cable is connected with a transmission member after winding around the movable pulley and the fixed pulley;
a plurality of universal wheels used for moving are arranged below the body.
Further, the transmission component comprises a controller, a control panel is arranged on the controller, and the controller controls the driving motor to move; the driving motor is divided into a main motor and a secondary motor;
the transmission component also comprises a transmission shaft and a rocker, wherein both ends of the transmission shaft are provided with rotary tables connected with the winding cables, and the middle parts of the rotary tables are provided with square holes matched with the rocker;
a first gear is fixedly arranged on the transmission shaft, a main gear is fixedly connected to the main motor, and a movable gear is connected to the secondary motor; the secondary motor controls the movable gear to move up and down to enable the main gear and the first gear to be in meshing transmission or separated transmission.
Furthermore, the transmission shaft is also provided with a clamping and stopping mechanism, and the clamping and stopping mechanism comprises a second gear arranged on the transmission shaft, a clamping piece clamped with the second gear, a button for controlling the rotation of the clamping piece and a stop block for limiting the clamping piece; one end of the clamping piece close to the second gear is provided with a balancing weight; the button and the stop block are positioned at one end of the clamping piece far away from the second gear; one end of the clamping piece is matched with the second gear, and the other end of the clamping piece is connected and matched with the button to enable the clamping piece to be separated from the second gear.
Further, a first spring for buffering is arranged on one side, facing the wounded support plate, of the bearing plate.
Furthermore, pressure switches for limiting the bearing device are arranged on the two sides of the bearing plate; the pressure switch comprises two metal plates which are oppositely arranged, insulating plates are arranged around the metal plates, and the insulating plates are connected through a second spring; and a third spring for buffering and conducting is arranged on the metal plates, and the third spring is positioned between the two metal plates and is connected with one of the metal plates.
Furthermore, a bottom foot lifting structure is arranged on the lower portion of the transmission box body, and a square hole matched with the rocker is formed in the bottom foot lifting structure.
Further, still including transporting wounded's the pad of transporting, transport the pad include the heelpiece with the universal wheel installed under the heelpiece, wounded's support plate is last to be equipped with the first recess with universal wheel matched with.
The use method of the auxiliary lifting device for the wounded to get on or off the bus quickly uses the auxiliary lifting device for the wounded to get on or off the bus quickly;
the conveying pad with the patient is moved from the automobile to the wounded support plate, an automatic mode is selected on the control panel, the secondary motor controls the movable gear to move downwards, the driving gear, the movable gear and the first gear form three-tooth transmission, then a button which controls the main motor to rotate on the control panel is pressed, the driving gear drives the movable gear to rotate, the movable gear drives the first gear to rotate, the first gear drives the rotary disc on the transmission shaft to rotate, the rotary disc recovers or discharges a winding rope, and the bearing device moves upwards or downwards.
Further, the transport cushion with the patient is moved from the automobile to the wounded support plate; a manual mode is selected on the control panel, and the secondary motor controls the movable gear to move upwards so that the movable gear is separated from the main gear and the first gear; and inserting the rocker into the hole in the turntable, and rotating the rocker to drive the turntable to rotate, so that the turntable can recover or discharge the cable, and the bearing device can move upwards or downwards.
Further, in a normal state, the button props against the clamping piece, so that the clamping piece is far away from the second gear, the transmission shaft can rotate clockwise or anticlockwise, and the bearing device can move up and down; when locking is needed, a button connected with the clamping piece is pressed, the button and the clamping piece are far away from each other, and the clamping piece is close to and clamped in the groove of the second gear under the action of the balancing weight; under the action of the stop block, the transmission shaft can only rotate in one direction, and the bearing device can only move upwards but not move downwards.
The invention has the beneficial effects that:
the invention can realize that the wounded can be quickly transported from the ambulance through the mutual switching of the manual mode and the automatic mode, can also adapt to different environment terrains, can realize that a large amount of wounded get on or off the ambulance even if the battery power is used up in the environment such as the field and the like, not only accelerates the treatment speed of the wounded, but also reduces the secondary moving of the wounded, and realizes the more labor-saving manual operation through the combination of the fixed pulley and the movable pulley.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a front view of an auxiliary lifting device for a wounded person to get on or off the car quickly;
FIG. 2 is a side view of a supporting device of an auxiliary lifting device for a wounded person to get on or off the car quickly;
FIG. 3 is a schematic view of the operation of an auxiliary lifting device for a wounded person to get on or off the car quickly;
FIG. 4 is a schematic view of a driving member and a locking mechanism of an auxiliary lifting device for a wounded person to get on or off the car quickly;
FIG. 5 is a schematic view of a pressure switch;
FIG. 6 is a schematic view of the connection of the victim carrier plate and the transport mat;
fig. 7 is a top view of the victim carrier plate;
FIG. 8 is a top view of the bearing plate;
FIG. 9 is a schematic view of a rocker;
fig. 10 is a control flow chart of the auxiliary lifting device for the wounded to get on or off the car quickly.
Reference numerals: the wounded's support plate 1, bearing bar 2, bearing plate 3, pressure switch 4, first spring 5, carousel 6, fixed pulley 7, movable pulley 8, driving motor 9, footing elevation structure 10, universal wheel 11, transport pad 12, transmission shaft 13, first gear 14, second gear 15, removal gear 16, master gear 17, button 18, fastener 19, dog 20, rocker 21, first recess 1.1, metal sheet 4.1, insulation board 4.2, second spring 4.3, heelpiece 12.1, universal wheel 12.2, second recess 12.3.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
Referring to fig. 1-10, an auxiliary lifting device for a wounded person to get on or off the car quickly comprises a carrying device capable of moving up and down, a transmission box body and a transporting cushion 12 for transporting the wounded person.
The bearing device comprises a wounded support plate 1, a bearing rod 2 is fixedly arranged at the bottom of the wounded support plate 1, the bearing rod 2 is perpendicular to the wounded support plate 1, one end of the bearing rod 2 is connected with the wounded support plate 1, and the other end is connected with a cross rod parallel to the wounded support plate 1; the cross bar is provided with a movable pulley 8. Be equipped with 4 bearing bars 2 in this embodiment, connect through the horizontal pole between per two bearing bars, every horizontal pole both ends symmetry is equipped with 2 movable pulley 8. Optionally, each cross rod can be only provided with one movable pulley 8, the movable pulleys 8 are located on the gravity center plane of the whole bearing device, and the bearing device is prevented from overturning by arranging a plurality of bearing rods 2 serving as limiting rods.
The transmission box body comprises a body, a bearing plate 3 is arranged on the body, and a through hole for the bearing rod 2 to pass through is formed in the bearing plate 3; the number of the through holes and the number of the bearing rods 2 are both 4; one surface of the bearing plate 3 far away from the wounded support plate 1 is provided with a plurality of fixed pulleys 7 matched with the movable pulleys 8; the side of the bearing plate 3 facing the wounded support plate 1 is provided with a first spring 5 for buffering, which can prevent the wounded support plate 1 from falling with too large impact force.
A rope winding and a transmission component for controlling the winding and unwinding of the rope winding are arranged in the transmission box body; one end of the winding cable is fixed on the bearing plate 3, and the other end of the winding cable is connected with the transmission component after winding the movable pulley 8 and the fixed pulley 7; the number of the winding ropes in the embodiment is two, and the two winding ropes support the whole bearing device through the supporting movable pulley 8.
The transmission component comprises a controller and a transmission shaft; a control panel is arranged on the controller, and the controller controls the driving motor 9 to move; the drive motor 9 is divided into a main motor and a sub motor. Both ends of the transmission shaft 13 are provided with a rotary table 6 connected with the winding rope, and the middle part of the rotary table 6 is provided with a square hole matched with the rocker 21; a first gear 14 is fixedly arranged on the transmission shaft 13, a main gear 17 is fixedly connected with the main motor, and a movable gear 16 is connected with the secondary motor; the first gear 14, the main gear 17 and the moving gear 16 are located on the same vertical plane, and the secondary motor controls the moving gear 16 to move up and down to enable the main gear 17 and the first gear 14 to be mutually transmitted or separated from being transmitted. The connection between the sub-motor and the moving gear 16 is a crank-link connection, which converts the rotation of the sub-motor into the up-and-down movement of the moving gear 16.
The transmission shaft 13 is also provided with a clamping and stopping mechanism, and the clamping and stopping mechanism comprises a second gear 15 arranged on the transmission shaft 13, a clamping piece 19 for clamping the second gear 15, a button 18 for controlling the rotation of the clamping piece and a stop block 20 for limiting the clamping piece 19; one end of the clamping piece 19 is matched with the second gear 15, the other end of the clamping piece is connected with the button 18 and matched to enable the clamping piece to be separated from or clamped on the second gear 15, an arc-shaped balancing weight is arranged at one end, close to the second gear 15, of the clamping piece 19, and the button 18 and the stop block 20 are located at one end, far away from the second gear 15, of the clamping piece 19. Under normal state, when the button 18 abuts against the clamping piece 19, the clamping piece 19 and the second gear 15 are separated from each other, and the transmission shaft 13 is not restricted by the clamping piece 19 and can rotate clockwise or anticlockwise; when the button 18 is pressed to be away from the clamping piece 19, the clamping piece 19 returns to the horizontal position under the influence of the balancing weight and is clamped on the groove of the second gear 15, and at the moment, the stop block 20 limits the clamping piece 19 to rotate only anticlockwise; the transmission shaft 13 can only rotate clockwise and can not rotate anticlockwise.
Two side surfaces of the bearing plate 3 are respectively provided with a pressure switch 4 for limiting the bearing device; the pressure switch 4 comprises two metal plates 4.1 which are oppositely arranged, insulating plates 4.2 are arranged around the metal plates 4.1, and the insulating plates 4.2 are connected through a second spring 4.3; wherein, the opposite surface of any metal plate is also provided with a third spring for buffering and conducting electricity. When the bearing device moves upwards, the pressure switch 4 positioned on the bottom surface of the bearing plate 3 is contacted with the cross bar of the bearing device, and after the two metal plates 4.1 approach each other and contact the conductive spring in the middle, the controller of the whole system controls the motor to stop rotating to achieve the upward limit; when the bearing device moves downwards, the pressure switch 4 positioned on the bearing plate 3 is contacted and extruded by the wounded carrier plate 1, so that the controller controls the motor to stop to achieve the downlink limiting.
A plurality of universal wheels 11 used for moving are arranged below the transmission case body, and brake pads are arranged on the universal wheels 11 and can be used for stopping the brakes of the universal wheels 11.
The transmission case body lower part is equipped with footing elevation structure 10, and footing elevation structure 10 is opened there is the square hole with rocker 21 matched with, and it can adapt to different topography, when the topographic condition is the level land, only need lock universal wheel 11 and just can carry out the lift operation, works as, when topographic unevenness, can insert footing elevation structure 10 inside square hole with rocker 21, and each footing elevation structure 10's of manual adjustment height makes the whole equipment fix subaerial.
The conveying pad 12 comprises a bottom pad 12.1 and a universal wheel 12.2 arranged below the bottom pad 12.1, and a first groove 1.1 matched with the universal wheel 12.2 is arranged on the wounded support plate 1 and is used for limiting the track of the universal wheel 12.2. Specifically, two side surfaces of the bottom pad 12.1 of the embodiment are respectively provided with a second groove 12.3, and two side surfaces of the wounded support plate 1 are provided with "7" shaped protrusions matched with the second grooves 12.3, so as to further limit the transporting pad 12 and prevent the transporting pad 12 from moving left and right.
A using method of an auxiliary lifting device for a wounded person to get on or off a car quickly,
the automatic mode is that the conveying cushion 12 with the patient is moved from the automobile to the wounded support plate 1, the automatic mode is selected on a control panel on a controller, at the moment, a secondary motor controls a movable gear 16 to move downwards, a driving gear 17, the movable gear 16 and a first gear 14 are meshed with each other to form three-tooth transmission, then a lifting button for controlling the rotation of a main motor is pressed, the driving gear 17 drives the movable gear 16 to rotate, the movable gear 16 drives the first gear 14 to rotate, the first gear 14 drives a rotary disc 6 on a transmission shaft 13 to rotate, the rotary disc 6 is retracted or released around a rope, a bearing device on a rope winding support starting pulley 8 is moved upwards or downwards, and the wounded on the wounded support plate 1 is driven to move.
Manual mode, moving the transport mat 12 with the patient from the car onto the victim carrier plate 1; the manual mode is selected and selected on a control panel on the controller, at the moment, the secondary motor controls the moving gear 16 to move upwards, so that the moving gear 16 is separated from the main gear 17 and the first gear 14; then the rocker 21 is inserted into the square hole in the turntable 6, and the rocker 21 is rotated to drive the turntable 6 to rotate, so that the turntable 6 recovers or discharges the wound cable, the bearing device on the rope winding and supporting starting pulley 8 moves upwards or downwards, and the wounded person on the wounded person carrier plate 1 is driven to move.
In a locking mode, the button 18 abuts against the clamping piece 19 in a normal state, the clamping piece 19 is separated from the second gear 15, the transmission shaft 13 is not restricted by the clamping piece 19 and can rotate clockwise or anticlockwise, and the bearing device can move up and down; when the locking mode is started, the button 18 is pressed to enable the button and the clamping piece 19 to be away from each other, the clamping piece 19 returns to the horizontal position under the influence of the balancing weight and is clamped on the groove of the second gear 15, and at the moment, the stop block 20 limits the clamping piece 19 to rotate only in the anticlockwise direction; the transmission shaft 13 can only rotate clockwise and can not rotate anticlockwise, the rotating disc 6 can only recover the winding rope, and the bearing device can only move upwards.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.

Claims (10)

1. The utility model provides a wounded's supplementary elevating gear of getting on or off bus fast which characterized in that: comprises a bearing device and a transmission case body;
the bearing device comprises a wounded support plate, a bearing rod is fixedly arranged at the bottom of the wounded support plate and is perpendicular to the wounded support plate, one end of the bearing rod is connected with the wounded support plate, and the other end of the bearing rod is connected with a cross rod parallel to the wounded support plate; a movable pulley is arranged on the cross bar;
the transmission box body comprises a body, wherein a bearing plate is arranged on the body, and a through hole for the bearing rod to pass through is formed in the bearing plate; one surface of the bearing plate, which is far away from the wounded support plate, is provided with a plurality of fixed pulleys matched with the movable pulleys;
a transmission component for winding and controlling the winding is arranged in the body; one end of the winding cable is fixed on the bearing plate, and the other end of the winding cable is connected with a transmission member after winding around the movable pulley and the fixed pulley;
a plurality of universal wheels used for moving are arranged below the body.
2. The auxiliary lifting device for the wounded person to get on or off the car quickly as claimed in claim 1, wherein: the transmission component comprises a controller, a control panel is arranged on the controller, and the controller controls the driving motor to move; the driving motor is divided into a main motor and a secondary motor;
the transmission component also comprises a transmission shaft and a rocker, wherein both ends of the transmission shaft are provided with rotary tables connected with the winding cables, and the middle parts of the rotary tables are provided with square holes matched with the rocker;
a first gear is fixedly arranged on the transmission shaft, a main gear is fixedly connected to the main motor, and a movable gear is connected to the secondary motor; the secondary motor controls the movable gear to move up and down to enable the main gear and the first gear to be in meshing transmission or disengaging transmission.
3. The auxiliary lifting device for the wounded who gets on or off the car fast as claimed in claim 2, wherein: the transmission shaft is also provided with a clamping and stopping mechanism, and the clamping and stopping mechanism comprises a second gear arranged on the transmission shaft, a clamping piece clamped with the second gear, a button for controlling the rotation of the clamping piece and a stop block for limiting the clamping piece; one end of the clamping piece close to the second gear is provided with a balancing weight; the button and the stop block are positioned at one end of the clamping piece far away from the second gear; one end of the clamping piece is matched with the second gear, and the other end of the clamping piece is connected and matched with the button to enable the clamping piece to be separated from the second gear.
4. The auxiliary lifting device for the wounded person to get on or off the car quickly as claimed in claim 1, wherein: and a first spring for buffering is arranged on one side of the bearing plate, which faces the wounded support plate.
5. The auxiliary lifting device for the wounded person to get on or off the car quickly as claimed in claim 1, wherein: pressure switches for limiting the bearing device are arranged on the two sides of the bearing plate; the pressure switch comprises two metal plates which are oppositely arranged, insulating plates are arranged on the peripheries of the metal plates, and the insulating plates are connected through a second spring; and a third spring for buffering and conducting is arranged on the metal plates, and the third spring is positioned between the two metal plates and is connected with one of the metal plates.
6. The auxiliary lifting device for the wounded who gets on or off the car fast as claimed in claim 2, wherein: the lower part of the transmission box body is provided with a footing lifting structure, and the footing lifting structure is provided with a square hole matched with the rocker.
7. The auxiliary lifting device for the wounded person to get on or off the car quickly as claimed in claim 1, wherein: still including transporting the pad of wounded, transport the pad include the heelpiece with the universal wheel installed under the heelpiece, be equipped with on the wounded's support plate with universal wheel matched with first recess.
8. The use method of the auxiliary lifting device for the wounded to get on or off the bus quickly is characterized in that: using the wounded person rapid getting on/off auxiliary lifting device of any one of claims 1-7;
the conveying pad with the patient is moved from the automobile to the wounded support plate, an automatic mode is selected on the control panel, the secondary motor controls the movable gear to move downwards, the driving gear, the movable gear and the first gear form three-tooth transmission, then a button which controls the main motor to rotate on the control panel is pressed, the driving gear drives the movable gear to rotate, the movable gear drives the first gear to rotate, the first gear drives the rotary disc on the transmission shaft to rotate, the rotary disc recovers or discharges a winding rope, and the bearing device moves upwards or downwards.
9. The use method of the auxiliary lifting device for the wounded to get on or off the car quickly as claimed in claim 8, wherein:
moving the transport mat with the patient from the car to the victim carrier; a manual mode is selected on the control panel, and the secondary motor controls the movable gear to move upwards so that the movable gear is separated from the main gear and the first gear; and inserting the rocker into the hole in the turntable, and rotating the rocker to drive the turntable to rotate, so that the turntable can recover or discharge the cable, and the bearing device can move upwards or downwards.
10. The use method of the auxiliary lifting device for the wounded who gets on or off the car quickly as claimed in claim 8 or 9, wherein: in a normal state, the button props against the clamping piece to enable the clamping piece to be far away from the second gear, the transmission shaft can rotate clockwise or anticlockwise, and the bearing device can move up and down; when locking is needed, a button connected with the clamping piece is pressed, the button and the clamping piece are far away from each other, and the clamping piece is close to and clamped in the groove of the second gear under the action of the balancing weight; under the action of the stop block, the transmission shaft can only rotate in one direction, and the bearing device can only move upwards but not downwards.
CN202210414161.XA 2022-04-14 2022-04-14 Rapid getting-on/off auxiliary lifting device for wounded person and application method thereof Active CN114848334B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103349593A (en) * 2013-05-23 2013-10-16 宁波凯福莱特种汽车有限公司 Automatic loading stretcher system
CN108013975A (en) * 2017-12-25 2018-05-11 北京市汇龙新技术有限公司 A kind of battlefield wounded transfer car(buggy)
US20180296416A1 (en) * 2015-12-25 2018-10-18 Zhejiang Ouhong Technology Co., Ltd. Combined mobile cart for sick and wounded
CN211633944U (en) * 2019-12-20 2020-10-09 魏志宏 Stretcher for medical first aid
CN111772942A (en) * 2020-08-06 2020-10-16 梁燕 Medical automatic wrapping and pricking machine
CN112594523A (en) * 2020-12-03 2021-04-02 苏州欧斯安生物科技有限公司 Information collection device for technical popularization
CN214360037U (en) * 2021-02-04 2021-10-08 王凯 Batch wounded person transport vechicle and elevating system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103349593A (en) * 2013-05-23 2013-10-16 宁波凯福莱特种汽车有限公司 Automatic loading stretcher system
US20180296416A1 (en) * 2015-12-25 2018-10-18 Zhejiang Ouhong Technology Co., Ltd. Combined mobile cart for sick and wounded
CN108013975A (en) * 2017-12-25 2018-05-11 北京市汇龙新技术有限公司 A kind of battlefield wounded transfer car(buggy)
CN211633944U (en) * 2019-12-20 2020-10-09 魏志宏 Stretcher for medical first aid
CN111772942A (en) * 2020-08-06 2020-10-16 梁燕 Medical automatic wrapping and pricking machine
CN112594523A (en) * 2020-12-03 2021-04-02 苏州欧斯安生物科技有限公司 Information collection device for technical popularization
CN214360037U (en) * 2021-02-04 2021-10-08 王凯 Batch wounded person transport vechicle and elevating system

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