CN109481196A - A kind of medical patient bed transport directly driven based on servo motor - Google Patents

A kind of medical patient bed transport directly driven based on servo motor Download PDF

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Publication number
CN109481196A
CN109481196A CN201811509007.0A CN201811509007A CN109481196A CN 109481196 A CN109481196 A CN 109481196A CN 201811509007 A CN201811509007 A CN 201811509007A CN 109481196 A CN109481196 A CN 109481196A
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servo motor
bed
medical
rotating
shaft
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CN201811509007.0A
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CN109481196B (en
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李莹
李津
任芋见
赵倩
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Xian Jiaotong University
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Xian Jiaotong University
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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
    • 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
    • A61G7/1032—Endless belts
    • 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
    • A61G7/104—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)
  • Nursing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Invalid Beds And Related Equipment (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)

Abstract

一种基于伺服电机直驱的医用患者转运床，包括床身主体、转动机构、皮带位移调整机构和进给推动机构；床身主体包括底板，底板上安装有后挡板和侧板，侧板的导轨上安装有床板，底板通过支撑臂连接在医疗床底架上；转动机构包括安装在医疗床底架上的第二伺服电机，第二伺服电机带动转动轴、转动臂和底板移动；皮带位移调整机构包括床板尾部的第三伺服电机，第三伺服电机和套有辊筒的第二传动轴连接，床板下方装有第一伺服电机，第一伺服电机与套有辊筒的第一传动轴连接，两个辊筒通过传送皮带连接；进给推动机构包括床板后端的第四伺服电机，第四伺服电机通过丝杠与固连在床板内部的螺母连接；本发明通过机械方式完成病人搬运，保障安全，节省成本。

A medical patient transfer bed based on a direct drive of a servo motor, comprising a bed body, a rotating mechanism, a belt displacement adjustment mechanism and a feeding and pushing mechanism; A bed plate is installed on the guide rail of the medical bed, and the bottom plate is connected to the medical bed chassis through a support arm; the rotating mechanism includes a second servo motor installed on the medical bed chassis, and the second servo motor drives the rotating shaft, the rotating arm and the bottom plate to move; the belt The displacement adjustment mechanism includes a third servo motor at the tail of the bed plate, the third servo motor is connected with the second transmission shaft sleeved with rollers, a first servo motor is installed under the bed plate, and the first servo motor is connected with the first transmission shaft sleeved with rollers The shaft is connected, and the two rollers are connected by a conveying belt; the feeding and pushing mechanism includes a fourth servo motor at the rear end of the bed board, and the fourth servo motor is connected with a nut fixed inside the bed board through a lead screw; the present invention completes patient handling by mechanical means , ensure safety and save costs.

Description

A kind of medical patient bed transport directly driven based on servo motor
Technical field
The invention belongs to the field of medical instrument technology, and in particular to a kind of medical patient transhipment directly driven based on servo motor Bed.
Background technique
All major surgeries are all to complete in operating room, and preoperative and postoperative patient nursing, treatment and rehabilitation are instructed Experienced then focus mostly in ward, this results in patient to there is the link of an essential conversion hospital bed in this process.Together When, clinical big type checking is more and more, it often needs in inspection by patient transfer to examination couch, for not walking patient, It is also required to ceaselessly carrying patient.The mode of traditional conversion hospital bed is to be lifted patient to hand propelled by 3~4 support staff Patient is transported to operating room or inspection chamber, then patient is lifted to operating bed or examination couch by cart, when finishing wait perform the operation or check Transport patient back ward.
A traditional mode of changing arduously bothers, and occupies the manpower of a large amount of medical staff, simultaneously because some patients hold It is easily pulled out in the handling process of support staff by secondary injury, such as drainage tube, wound rupture etc..
Summary of the invention
In order to overcome the disadvantages of the above prior art, it is directly driven the purpose of the present invention is to provide a kind of based on servo motor Medical patient bed transport mechanically completes the handling work of patient, ensures patient safety, saves labour turnover.
In order to achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of medical patient bed transport directly driven based on servo motor, including the displacement of lathe bed main body, rotating mechanism, belt are adjusted Complete machine structure and feeding pushing mechanism；
The lathe bed main body includes bottom plate 5, and 5 top of bottom plate is equipped with rear baffle 23 and side plate 2, is equipped on the inside of side plate 2 Guide rail is equipped with bed board 16 on guide rail, and bottom plate 5 is connected with 7 upper end rotating block of support arm, and 7 lower end of support arm is connected to medical bed On chassis 9, retractable idler wheel 8 is housed on 9 four columns of medical bed chassis.
The rotating mechanism includes the second servo motor 14 being mounted on medical bed chassis 9, the second servo motor 14 Output shaft is connect by the first driving belt 13 with the first rotation axis 12, and the first rotation axis 12 passes through the second driving belt 19 and the The connection of two rotation axis 20, the first rotation axis 12 are connected with the first cursor 18, and the second rotation axis 20 is connected with the second cursor 21, First cursor 18 is connect with the second cursor 21 with 5 lower part of bottom plate.
The belt shift adjusting machine includes the third servo motor 24 that 16 tail portion side of bed board is equipped with, third servo 24 output shaft of motor and second driving shaft 30 connect, and are cased with the second roller 32 with one heart on second driving shaft 30；
The positive middle part side of 16 lower section of bed board is equipped with first servo motor 3,3 output shaft of first servo motor and the first transmission Axis 15 connects, and is concentrically cased with the first roller 33 on the first transmission shaft 15；
Second roller 32 is connect with one end of feed belt 17, and the first roller 33 is connected with 17 other end of feed belt.
The feeding pushing mechanism includes the 4th servo electricity more than two for being placed on 16 rear end of bed board and being emptied place Machine 25, the 4th servo motor 25 are connected on bottom plate 5, and each 4th servo motor, 25 output shaft is connected with one end of lead screw 27, 27 sets of lead screw in bearing block 28,27 other end of lead screw is threadedly coupled with nut 29, and nut 29 is connected in inside bed board 16.
The bed board 16 is designed as the inclined-plane of tilt angle, the Guide Rail Design that 16 side of bed board is connect with side plate 2 at There is the guide rail of tilt angle.
Control module, first servo motor 3, the second servo motor 14, third servo are housed on the medical bed chassis 9 Motor 24, the 4th servo motor 25 are controlled by control module.
The invention has the benefit that
(1) present invention effectively saves the manpower of patient medical staff in transport process, and a people can pass through controller It is operated, reduces nursing cost.
(2) mode directly driven using servo motor facilitates control, and bed board feeding is steady, registration.
(3) bed board designs certain tilt angle, and bed board rotated down arm, will before bed board is fed by Serve Motor Control Lathe bed unitary rotation all conveniently protrudes into feeding for bed board to a rational position and provides convenience below patient body.
(4) Guide Rail Design of bed board side is that certain tilt angle can make when bed board is along the guide rail recycling of side plate interior sides Inclined bed board returns to the position of opposed bottom level, and patient is transported to disease by force of sliding friction by the feed belt on bed board Bed middle part, ensure that patient is steady and safe in transport process.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is top view of the invention.
Fig. 3 is side view of the invention.
Fig. 4 is equal two shaft side figures of the invention.
Specific embodiment
Below in conjunction with attached drawing, the present invention is described in further detail.
Referring to Fig.1, Fig. 2, Fig. 3, Fig. 4, a kind of medical patient bed transport directly driven based on servo motor, including lathe bed master Body, rotating mechanism, belt shift adjusting machine and feeding pushing mechanism；
The lathe bed main body includes bottom plate 5, and 5 top of bottom plate is equipped with rear baffle 23 and side plate 2, gear is housed on side plate 2 Plate 1 is equipped with guide rail on the inside of side plate 2, is equipped with bed board 16 on guide rail, bottom plate 5 is connected with 7 upper end rotating block of support arm, support arm 7 Lower end is connected on medical bed chassis 9, and retractable idler wheel 8 is housed on 9 four columns of medical bed chassis.
The rotating mechanism includes the third connecting plate 10 being mounted on medical bed chassis 9, is pacified on third connecting plate 10 Equipped with the second connecting plate 11, the second servo motor 14 being equipped on the second connecting plate 11,14 output shaft of the second servo motor passes through First driving belt 13 is connect with the first rotation axis 12, and the first rotation axis 12 passes through the second driving belt 19 and the second rotation axis 20 Connection, the first rotation axis 12 are connected with the first cursor 18, and the second rotation axis 20 is connected with the second cursor 21, the first cursor 18 are connected with the first connecting plate 6 with the second cursor 21, and the first connecting plate 6 is connected to 5 lower part of bottom plate.
The belt shift adjusting machine includes the third servo motor 24 that 16 tail portion side of bed board is equipped with, third servo 24 output shaft of motor is cased with the second roller on second driving shaft 30 by connecting on the second retarder 31 with second driving shaft 30 with one heart Cylinder 32；
The positive middle part side of 16 lower section of bed board is equipped with first servo motor 3, and 3 output shaft of first servo motor subtracts by first Fast device 4 is connect with the first transmission shaft 15, and the first roller 33 is concentrically cased on the first transmission shaft 15；
Second roller 32 is connect with one end of feed belt 17, and the first roller 33 is connected with 17 other end of feed belt.
The feeding pushing mechanism includes seven group of the 4th servo motor 25 for being placed on 16 rear end of bed board and being emptied place, the Four servo motors 25 are fixed on motor connecting base 22, and motor connecting base 22 is connected on bottom plate 5, each 4th servo motor 25 Output shaft is connected with one end of lead screw 27 by shaft coupling 26,27 sets of lead screw in bearing block 28,27 other end of lead screw and nut 29 are threadedly coupled, and nut 29 is connected in inside bed board 16.
The bed board 16 is designed as the inclined-plane of certain tilt angle, and the guide rail that 16 side of bed board is connect with side plate 2 is set Count into the guide rail for having certain tilt angle.
Control module is housed, first servo motor 3, the second servo motor 14, third are watched on the third connecting plate 10 Take motor 24, the 4th servo motor 25 is controlled by control module.
The operation principle of the present invention is that:
When patient needs to be transported to operating room or inspection chamber from ward, bed transport is parked in beside patient's hospital bed, first It is the work of lathe bed rotating mechanism, the second servo motor 14 drives the first rotation axis 12, the first rotation by the first driving belt 13 Axis 12 drives the second rotation axis 20 by the second driving belt 19, and the first rotation axis 12 and the second rotation axis 20 drive first simultaneously The direction that cursor 18 and the second cursor 21 need to feed to bed board 16 rotates, in the first cursor 18 and the second cursor 21 Drive under, the first connecting plate 6 and bottom plate 5 are tilted to same direction, and 7 upper end rotating block of support arm is tilted with bottom plate 5, in bottom plate Under 5 tilting action, bed board 16 is tilted down, and when angle adjustment is suitable, the second servo motor 14 stops operating, tilting procedure Terminate；
Feeding pushing mechanism work at this time, seven the 4th servo motors 25 side by side drive 27 turns of lead screw by shaft coupling 26 Dynamic, lead screw 27 converts linear motion for rotary motion and nut 29 is pushed linearly to feed, and nut 29 pushes bed board 16 suitable The guide rail of the inside of side plate 2 linearly feed, bed board 16 is inserted into below patient body, the stalling of the 4th servo motor 25；
It works followed by belt shift adjusting machine, first servo motor 3 and third servo motor 24 rotate, and drive transmission Belt 17 turns round, and patient is transported to 16 middle part of bed board by force of sliding friction, at this time first servo motor 3 and third servo Motor 24 stalls, and the reversion of the 4th servo motor 25 draws back bed board 16 in reverse direction, in the middle part of conveying patient to bed transport, medical care Bed transport is pushed into operating room or observation ward by personnel.
If patient needs to return on ordinary hospital bed, similar operations can be carried out, send patient safety back to ward.

Claims (6)

1.一种基于伺服电机直驱的医用患者转运床，其特征在于，包括床身主体以及转动机构、皮带位移调整机构和进给推动机构；1. a medical patient transfer bed based on the direct drive of a servo motor, is characterized in that, comprises the bed main body and the rotating mechanism, the belt displacement adjustment mechanism and the feeding push mechanism; 所述的床身主体包括底板(5)，底板(5)上部安装有后挡板(23)和侧板(2)，侧板(2)内侧装有导轨，导轨上安装有床板(16)，底板(5)和支撑臂(7)上端转动块连接，支撑臂(7)下端连接在医疗床底架(9)上，医疗床底架(9)四个立柱上装有可收放的滚轮(8)。The main body of the bed includes a bottom plate (5), a rear baffle (23) and a side plate (2) are installed on the upper part of the bottom plate (5), a guide rail is installed on the inner side of the side plate (2), and a bed plate (16) is installed on the guide rail. , the bottom plate (5) is connected with the rotating block at the upper end of the support arm (7), the lower end of the support arm (7) is connected with the medical bed base frame (9), and the four uprights of the medical bed base frame (9) are equipped with retractable rollers (8). 2.根据权利要求1所述的一种基于伺服电机直驱的医用患者转运床，其特征在于：所述的转动机构包括安装在医疗床底架(9)上的第二伺服电机(14)，第二伺服电机(14)输出轴通过第一传动皮带(13)与第一转动轴(12)连接，第一转动轴(12)通过第二传动皮带(19)与第二转动轴(20)连接，第一转动轴(12)与第一转动臂(18)相连，第二转动轴(20)与第二转动臂(21)相连，第一转动臂(18)与第二转动臂(21)与底板(5)下部连接。2. A medical patient transfer bed based on a direct drive of a servo motor according to claim 1, characterized in that: the rotating mechanism comprises a second servo motor (14) mounted on the bottom frame (9) of the medical bed , the output shaft of the second servo motor (14) is connected with the first rotating shaft (12) through the first transmission belt (13), and the first rotating shaft (12) is connected with the second rotating shaft (20) through the second transmission belt (19) ) connection, the first rotating shaft (12) is connected with the first rotating arm (18), the second rotating shaft (20) is connected with the second rotating arm (21), and the first rotating arm (18) is connected with the second rotating arm ( 21) Connect with the lower part of the bottom plate (5). 3.根据权利要求1所述的一种基于伺服电机直驱的医用患者转运床，其特征在于：所述的皮带位移调整机构包括床板(16)尾部一侧装有的第三伺服电机(24)，第三伺服电机(24)输出轴和第二传动轴(30)连接，第二传动轴(30)上同心套有第二辊筒(32)；3. The medical patient transfer bed based on a direct drive of a servo motor according to claim 1, wherein the belt displacement adjustment mechanism comprises a third servo motor (24) installed on one side of the tail of the bed plate (16). ), the output shaft of the third servo motor (24) is connected with the second drive shaft (30), and the second drive shaft (30) is concentrically sleeved with a second roller (32); 床板(16)下方的正中部一侧装有第一伺服电机(3)，第一伺服电机(3)输出轴与第一传动轴(15)连接，第一传动轴(15)上同心地套有第一辊筒(33)；A first servo motor (3) is installed on one side of the middle part below the bed board (16), the output shaft of the first servo motor (3) is connected with the first transmission shaft (15), and the first transmission shaft (15) is concentrically sleeved There is a first roller (33); 第二辊筒(32)与传送皮带(17)的一端连接，第一辊筒(33)与传送皮带(17)另一端相连接。The second roller (32) is connected with one end of the conveying belt (17), and the first roller (33) is connected with the other end of the conveying belt (17). 4.根据权利要求1所述的一种基于伺服电机直驱的医用患者转运床，其特征在于：所述的进给推动机构包括放置在床板(16)后端被掏空处的两组以上的第四伺服电机(25)，第四伺服电机(25)固连在底板(5)上，每个第四伺服电机(25)输出轴和丝杠(27)的一端连接，丝杠(27)套在轴承座(28)内，丝杠(27)另一端与螺母(29)螺纹连接，螺母(29)固连在床板(16)内部。4. The medical patient transfer bed based on a direct drive of a servo motor according to claim 1, wherein the feeding and pushing mechanism comprises more than two groups placed on the hollowed out rear end of the bed board (16) The fourth servo motor (25) is fixed on the base plate (5), the output shaft of each fourth servo motor (25) is connected to one end of the lead screw (27), and the lead screw (27 ) is sleeved in the bearing seat (28), the other end of the lead screw (27) is threadedly connected with the nut (29), and the nut (29) is fixedly connected inside the bed board (16). 5.根据权利要求1所述的一种基于伺服电机直驱的医用患者转运床，其特征在于：所述的床板(16)设计为有倾斜角度的斜面，床板(16)侧面与侧板(2)连接的导轨设计成有倾斜角度的导轨。5. A kind of medical patient transfer bed based on direct drive of servo motor according to claim 1, is characterized in that: described bed board (16) is designed as the inclined plane with inclination angle, the side surface of bed board (16) and the side board ( 2) The connected guide rail is designed as a guide rail with an inclined angle. 6.根据权利要求1所述的一种基于伺服电机直驱的医用患者转运床，其特征在于：所述的医疗床底架(9)上装有控制模块，第一伺服电机(3)、第二伺服电机(14)、第三伺服电机(24)、第四伺服电机(25)通过控制模块控制。6. A medical patient transfer bed based on direct drive of a servo motor according to claim 1, characterized in that: a control module is installed on the bottom frame of the medical bed (9), the first servo motor (3), the third The second servo motor (14), the third servo motor (24), and the fourth servo motor (25) are controlled by the control module.
CN201811509007.0A 2018-12-11 2018-12-11 A medical patient transfer bed based on direct drive of servo motor Expired - Fee Related CN109481196B (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN111166589A (en) * 2020-03-24 2020-05-19 湖州师范学院 medical transfer bed
WO2021213406A1 (en) * 2020-04-21 2021-10-28 哈尔滨思哲睿智能医疗设备有限公司 Automatic patient transfer vehicle and automatic patient transfer method
CN114845953A (en) * 2019-10-18 2022-08-02 艾布尔创新公司 Device and method for transporting objects

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CN114845953A (en) * 2019-10-18 2022-08-02 艾布尔创新公司 Device and method for transporting objects
CN111166589A (en) * 2020-03-24 2020-05-19 湖州师范学院 medical transfer bed
WO2021213406A1 (en) * 2020-04-21 2021-10-28 哈尔滨思哲睿智能医疗设备有限公司 Automatic patient transfer vehicle and automatic patient transfer method

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