WO2009026856A1 - Lit medical tournant a corps multifonction - Google Patents

Lit medical tournant a corps multifonction Download PDF

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Publication number
WO2009026856A1
WO2009026856A1 PCT/CN2008/072167 CN2008072167W WO2009026856A1 WO 2009026856 A1 WO2009026856 A1 WO 2009026856A1 CN 2008072167 W CN2008072167 W CN 2008072167W WO 2009026856 A1 WO2009026856 A1 WO 2009026856A1
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WO
WIPO (PCT)
Prior art keywords
bed
plate
hinged
support frame
telescopic rod
Prior art date
Application number
PCT/CN2008/072167
Other languages
English (en)
French (fr)
Inventor
Jinhua Tao
Original Assignee
Jinhua Tao
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jinhua Tao filed Critical Jinhua Tao
Publication of WO2009026856A1 publication Critical patent/WO2009026856A1/zh

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/002Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
    • A61G7/015Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame divided into different adjustable sections, e.g. for Gatch position
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/001Beds specially adapted for nursing; Devices for lifting patients or disabled persons with means for turning-over the patient
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/05Parts, details or accessories of beds
    • A61G7/0507Side-rails
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/05Parts, details or accessories of beds
    • A61G7/0507Side-rails
    • A61G7/0508Side-rails characterised by a particular connection mechanism
    • A61G7/0509Side-rails characterised by a particular connection mechanism sliding or pivoting downwards
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/05Parts, details or accessories of beds
    • A61G7/0507Side-rails
    • A61G7/0524Side-rails characterised by integrated accessories, e.g. bed control means, nurse call or reading lights
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G9/00Bed-pans, urinals or other sanitary devices for bed-ridden persons; Cleaning devices therefor, e.g. combined with toilet-urinals
    • A61G9/003Bed-pans

Definitions

  • the utility model relates to a multifunctional turning medical bed.
  • the purpose of the utility model is to provide a fully automatic multi-functional medical bed, which is improved for the bed board, and introduces a flipping activity mechanism with higher flexibility and freedom to meet various physiological functions including the body side turning over. Functional care needs.
  • the technical scheme of the utility model is: a multifunctional turning medical bed, comprising a bed guardrail, a bed board, a bed board support frame and a support frame chassis; wherein the horizontal direction of the bed board is from left, middle and right
  • the bed panel is hinged, and the longitudinal direction of each bed panel is hinged by the back panel, the seat panel, the thigh panel and the lower leg panel;
  • the side panel support frame is fixed with a rollover linkage power mechanism and a back panel connected to the back panel Linkage power mechanism, the leg plate linkage power mechanism connecting the large and lower leg plates, and the toilet lifting linkage power mechanism.
  • the rollover linkage power mechanism of the utility model comprises a rollover telescopic rod, a support rod and an electric motor, wherein the lower part of the support rod is fixedly connected to the support plate of the bed board, and the upper part is hinged at a lateral midpoint of the back section of the middle section,
  • the middle back plate is also formed with a hinge portion on a side deviating from the lateral midpoint, the upper portion of the rollover telescopic rod is hinged with the hinge portion, and the lower portion is connected to the motor.
  • the back plate linkage power mechanism of the utility model is composed of two parts symmetrical to the longitudinal center line of the bed board, each part
  • the utility model comprises a back plate telescopic rod, a hinged first and second joint rods and an electric motor, wherein the free end of the first joint rod is hinged with the bottom of the left section back panel or the right section back panel, and the free end of the second section pole is hinged on the bed board
  • a fold portion is formed laterally, and the free end of the fold portion is hinged to one end of the telescopic rod of the back plate, and the other end of the back plate telescopic rod is connected to the motor, and the motor is fixed on the support plate of the bed plate.
  • the leg plate linkage power mechanism of the utility model is composed of two parts which are symmetric with respect to the longitudinal center line of the bed board, and each part comprises a leg plate telescopic rod, an "S" type member, a limit rod and an electric motor, and the "S" type One end is fixed to the left thigh plate or the right thigh plate, the other end is hinged to one end of the leg plate telescopic rod, the other end of the leg plate telescopic rod is connected to the motor, the motor is fixed on the bed support frame, and the limit rod end is the same as the bed support frame A fixed hinge is hinged and the other end is hinged to the free end of the left leg shank or the right shank plate.
  • the middle seat plate of the utility model can be provided with a movable board. After the toilet is placed under the movable board, the patient can be conveniently removed only by removing the movable board.
  • the bed support frame described in the utility model is provided with four symmetrical and identical electric lifting devices connected to the support chassis, and the electric lifting mechanism adopts the prior art, and mainly functions as a lifting and tilting bed plate.
  • the provision of casters and brake mechanisms on the chassis of the support frame is also not described in the prior art.
  • the bed plate hinged by the left, middle and right bed panels can be used to realize the rollover function.
  • the left and right side bed panels can be turned from side to side. To prevent the patient from slipping.
  • the power mechanism of the back plate, seat plate, thigh plate and lower leg plate adopts motor-driven linkage power mechanism, which has simple structure and few components, but the degree of freedom and automation are higher than the existing beds and easy to operate. .
  • Figure 1 is a plan view of the present invention
  • Figure 2 is a front elevational view of the present invention
  • Figure 3 is a front view of the utility model (the back plate, the large and the lower leg plates are in a reversed state; the bed guardrail and a part of the bed support frame are removed);
  • Figure 4 is a left side view of the utility model (removing the bed guardrail and part of the bed support frame);
  • Figure 5 is a left side view of the utility model (the left, middle and right side bed panels are in a side flipped state; the bed guardrail and part of the bed support frame are removed);
  • the multi-functional turning medical bed of the utility model comprises a bed board, a bed support frame 13 for supporting and fixing the bed board, and a support
  • the chassis 14 is provided with a bed guard rail 33, a bed guard rail 34 and two bed side guard rails 35 around the bed board; the horizontal direction of the bed board is hinged by the left, middle and right three-seat bed panels, and the longitudinal direction of each bed panel is The back plate, the seat plate, the thigh plate and the lower leg plate are hinged.
  • FIG. 1 is a top view of the utility model, so that the structure of the bed plate can be more intuitively represented, as shown in FIG.
  • the left side bed panel is composed of the left segment back plate.
  • the left side seat plate 4, the left side thigh board 7 and the left section lower leg board 10 are hinged;
  • the middle section bed panel is hinged by the middle section back board 2, the middle section seat board 5, the middle section thigh board 8 and the middle section calf board 11;
  • the right segment bed panel is hinged by the right segment back panel 3, the right segment seat panel 6, the right segment thigh panel 9 and the right segment calf panel 12.
  • the back plate linkage mechanism is fixed on the bed support frame 13, as shown in Fig. 2 and Fig. 3, the back plate link dynamic mechanism is composed of two parts which are symmetric with respect to the longitudinal center line of the bed plate, due to the view, Fig.
  • FIG. 2 3 shows only the portion on the right side of the longitudinal center line of the bed board, the portion including the back plate telescopic rod 20, the first hinged rod 2 1 , the second joint rod 22 and the electric motor 23, the first joint rod
  • the free end of 21 is hinged to the bottom of the right section back plate 3
  • the free end of the second section rod 22 is hinged on the fixing portion of the bed support frame 13, and a folded portion 24 is formed laterally, and the folded end free end hinges the back plate telescopic rod 20
  • the other end of the back plate telescopic rod 20 is connected to the motor 23, and the motor 23 is fixed to the bed support frame 13.
  • the back plate telescopic rod 20 is elongated.
  • the folded portion 24 drives the first node bar 21 and the second node bar 22 to open to lift the back plate.
  • the leg plate support frame 13 is fixed with a leg plate link power mechanism.
  • the leg plate link power mechanism is composed of two parts symmetrically with respect to the longitudinal center line of the bed plate.
  • Figure 3 shows only the portion on the right side of the longitudinal centerline of the bed, which includes the leg plate telescopic rod 25, the "S" member 26, the limit rod 27 and the motor 28, said “S” member 26 -
  • the end is fixed on the right thigh plate 9, the other end is hinged leg plate telescopic rod 25-end, the other end of the leg plate telescopic rod 25 is connected to the motor 28, the motor 28 is fixed on the bed support frame 1 3, the limit rod 27-end
  • a fixed hinge 29 of the bed support frame 13 is hinged, and the other end is hinged to the free end of the right leg plate 12.
  • the leg plate telescopic rod 25 is extended by the "S" type member, so that the thigh plate and the lower leg plate are lifted together, and the leg plate is not blocked by the thigh due to the limit of the limit rod 27.
  • the plate is lifted too high, and always maintains a certain degree of folding with the thigh plate, making the patient's legs comfortable.
  • the side plate support frame 13 is fixed with a rollover link power mechanism.
  • the rollover link power mechanism includes a rollover telescopic rod 16, a support rod 17 and an electric motor 18,
  • the lower portion of the support rod 17 is fixed on the bed support frame 13, and the upper portion is hinged at a lateral midpoint of the middle portion back plate 2, and the middle portion back plate 2 is further formed with a hinge portion 19 on the side offset from the lateral midpoint, and the side turn telescopic rod 16
  • the upper portion is hinged to the hinge portion 19, and the lower portion is coupled to the motor 18.
  • the rollover telescopic rod 16 of the rollover link power mechanism is contracted to pull the hinge 19 so that the middle back plate 2 is left, helping the patient to complete the rollover, and the left side back plate on both sides. 1 and the right segment of the back plate 3 play the same position to prevent the patient from slipping.
  • a movable board (15) is provided, and after the toilet is placed under the movable board, the patient can be conveniently removed by removing the movable board.
  • the power switch or control button of various motors involved in the utility model can be collectively arranged on one control panel and placed on one side of the bed body, which is convenient for the nursing staff and the patient to control. Further measures can also use the inter-turn relay control circuit or the microcomputer program controller to centrally manage and control the opening and closing of each motor, and can set the program to be fully automated to control the start-up and motion of each inverting mechanism in the utility model. Between, better help patients to exercise and maintain physical function, but also reduce care The burden of personnel.

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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)

Description

说明书 多功能翻身医疗床
多功能翻身医疗床
[1] 技术领域
[2] 本实用新型涉及一种多功能翻身医疗床。
[3] 背景技术
[4] 长期卧床的病人, 为了维持生理机能的需要, 必须进行定吋翻身和不定吋在床 上方便, 然而目前普遍釆用的病床是由护理人员手摇床尾的两个摇杆, 由丝杠 传动, 只有托背、 抬腿几个功能的简易病床, 它的床板活动翻转机构死板, 灵 活性差, 功能少, 不能满足病人的多种需要, 尤其是病人侧翻身。 另外由于只 能由他人操作, 病人无法按自己的需要控制, 自动化水平低; 对他人来说周期 性的重复操作活动既繁琐又费力, 而对病人自己来说极为不便, 且生理机能得 不到有效的维护。
[5] 发明内容
[6] 本实用新型目的是: 提供一种全自动多功能医疗床, 针对床板进行改进, 引入 灵活度和自由度更高的翻转活动机构, 以满足病人包括体位侧翻身在内的多种 生理机能的护理需要。
[7] 本实用新型的技术方案是: 一种多功能翻身医疗床, 包括床体护栏、 床板、 床 板支撑架和支撑架底盘; 其特征在于所述床板的横向由左、 中、 右三段床面板 铰接而成, 每块床面板的纵向均由背板、 座板、 大腿板和小腿板铰接而成; 所 述床板支撑架上固定有连接背板的侧翻联杆动力机构和背板联杆动力机构, 连 接大、 小腿板的腿板联杆动力机构以及便器升降联杆动力机构。
[8] 本实用新型中侧翻联杆动力机构包括侧翻伸缩杆、 支撑杆和电动机, 所述支撑 杆下部固接在床板支撑架上, 上部与中段背板横向中点处铰接, 所述中段背板 在偏离横向中点一侧还成型有铰接部, 侧翻伸缩杆上部同该铰接部铰接, 下部 连接电动机。
[9] 本实用新型中背板联杆动力机构由对称于床板纵向中线的两部分构成, 每部分 包括背板伸缩杆、 相铰接的第一、 二节杆和电动机, 所述第一节杆的自由端与 左段背板或右段背板底部铰接, 第二节杆的自由端铰接在床板支撑架的固定部 上, 其横向成型一折部, 折部自由端铰接背板伸缩杆一端, 背板伸缩杆另一端 连接电动机, 电动机固定在床板支撑架上。
[10] 本实用新型中腿板联杆动力机构由对称于床板纵向中线的两部分构成, 每部分 包括腿板伸缩杆、 "S"型件、 限位杆和电动机, 所述" S"型件一端固接在左段大腿 板或右段大腿板上, 另一端铰接腿板伸缩杆一端, 腿板伸缩杆另一端连接电动 机, 电动机固定在床板支撑架上, 限位杆一端同床板支撑架的一固定铰接部铰 接, 另一端同左段小腿板或右段小腿板的自由端铰接。
[11] 本实用新型的中段座板上可设有活动便板, 在活动便板下方放置接便器后, 只 要移开活动便板, 病人就能方便。
[12] 本实用新型中所述的床板支撑架上设有四个对称且相同的电动升降装置连接支 撑架底盘, 该电动升降机构釆用现有技术, 主要起到升降和倾斜床板的功能。 支撑架底盘上设有脚轮和刹车机构也为现有技术不再多述。
[13] 本实用新型优点是:
[14] 1 . 由左、 中、 右三段床面板铰接而成的床板配合床板侧翻联杆动力机构能够 很好的实现侧翻功能, 其中左、 右段床面板在侧翻吋可以起到防止病人体位滑 移的作用。
[15] 2. 背板、 座板、 大腿板和小腿板的动力机构均釆用电机驱动的联杆动力机构 , 结构简单, 部件少, 但自由度和自动化程度较现有病床高且操作方便。
[16] 3. 活动便器板及便器升降联杆动力机构的设计很好的满足了病人在床上方便 的生理需要。
[17] 附图说明
[18] 下面结合附图及实施例对本实用新型作进一步描述:
[19] 图 1为本实用新型的俯视图;
[20] 图 2为本实用新型的正视图;
图 3为本实用新型的正视图 (背板、 大、 小腿板处于翻转状态; 去除床头护栏 和部分床板支撑架) ; [22] 图 4为本实用新型的左视图 (去除床头护栏和部分床板支撑架) ;
[23] 图 5为本实用新型的左视图 (左、 中、 右段床面板处于侧翻状态; 去除床头护 栏和部分床板支撑架) ;
[24] 其中: 1、 左段背板; 2、 中段背板; 3、 右段背板; 4、 左段座板; 5、 中段座 板; 6、 右段座板; 7、 左段大腿板; 8、 中段大腿板; 9、 右段大腿板; 10、 左 段小腿板; 11、 中段小腿板; 12、 右段小腿板; 13、 床板支撑架; 14、 支撑架 底盘; 15、 活动便板; 16、 侧翻伸缩杆; 17、 支撑杆; 18、 电动机; 19、 铰接 部; 20、 背板伸缩杆; 21、 第一节杆; 22、 第二节杆; 23、 电动机; 24、 折部 ; 25、 腿板伸缩杆; 26、 "S"型件; 27、 限位杆; 28、 电动机; 29、 固定铰接部 ; 30、 电动升降装置; 31、 脚轮; 32、 刹车机构; 33、 床头护栏; 34、 床尾护 栏; 35、 床侧护栏。
[25] 具体实施方式
[26] 实施例: 如图 1、 图 2、 图 3、 图 4、 图 5所示的本实用新型多功能翻身医疗床, 其床体包括床板, 安置并固定床板的床板支撑架 13以及支撑架底盘 14, 床板四 周设有床头护栏 33、 床尾护栏 34及两边的床侧护栏 35 ; 所述床板的横向由左、 中、 右三段床面板铰接而成, 每块床面板的纵向均由背板、 座板、 大腿板和小 腿板铰接而成, 图 1为本实用新型的俯视图, 因此能够较直观的表示床板的构造 , 如图 1所示, 左段床面板由左段背板 1、 左段座板 4、 左段大腿板 7和左段小腿 板 10铰接而成; 中段床面板由中段背板 2、 中段座板 5、 中段大腿板 8和中段小腿 板 11铰接而成; 右段床面板由右段背板 3、 右段座板 6、 右段大腿板 9和右段小腿 板 12铰接而成。
[27] 床板支撑架 13上固定有背板联杆动力机构, 如图 2、 图 3所示, 该背板联杆动力 机构由对称于床板纵向中线的两部分构成, 由于视图原因, 图 2, 图 3均只表示 了在床板纵向中线右侧的部分, 该部分包括背板伸缩杆 20、 相铰接的第一节杆 2 1、 第二节杆 22和电动机 23, 所述第一节杆 21的自由端与右段背板 3底部铰接, 第二节杆 22的自由端铰接在床板支撑架 13的固定部上, 其横向成型一折部 24, 折部自由端铰接背板伸缩杆 20—端, 背板伸缩杆 20另一端连接电动机 23, 电动 机 23固定在床板支撑架 13上。 如图 3所示电动机 23驱动后, 背板伸缩杆 20伸长使 得折部 24带动第一节杆 21和第二节杆 22张开从而抬升背板。
[28] 床板支撑架 13上固定有腿板联杆动力机构, 如图 2、 图 3所示, 所述腿板联杆动 力机构由对称于床板纵向中线的两部分构成, 由于视图原因, 图 2, 图 3均只表 示了在床板纵向中线右侧的部分, 该部分包括腿板伸缩杆 25、 "S"型件 26、 限位 杆 27和电动机 28, 所述" S"型件 26—端固接在右段大腿板 9上, 另一端铰接腿板伸 缩杆 25—端, 腿板伸缩杆 25另一端连接电动机 28, 电动机 28固定在床板支撑架 1 3上, 限位杆 27—端同床板支撑架 13的一固定铰接部 29铰接, 另一端同右段小腿 板 12的自由端铰接。 如图 3所示电动机 28驱动后, 腿板伸缩杆 25伸长经 "S"型件传 动, 使得大腿板和小腿板一起运动抬升, 由于限位杆 27的限位, 使得小腿板不 致被大腿板带动抬升的过高, 而始终同大腿板保持一定折度, 使得病人的腿部 舒适。
[29] 床板支撑架 13上固定有侧翻联杆动力机构, 如图 4、 图 5所示, 所述侧翻联杆动 力机构包括侧翻伸缩杆 16、 支撑杆 17和电动机 18, 所述支撑杆 17下部固接在床 板支撑架 13上, 上部与中段背板 2横向中点处铰接, 所述中段背板 2在偏离横向 中点一侧还成型有铰接部 19, 侧翻伸缩杆 16上部同该铰接部 19铰接, 下部连接 电动机 18。 如图 4所示, 电动机 18工作后, 侧翻联杆动力机构的侧翻伸缩杆 16收 缩拉动铰接部 19使得中段背板 2左顷, 帮助病人完成侧翻, 而两侧的左段背板 1 和右段背板 3同吋起到卡位, 防止病人体位滑移的作用。
[30] 在本实施例中的中段座板 (5) 上设有活动便板 (15) , 在活动便板下方放置 接便器后, 只要移开活动便板, 病人就能方便。
[31] 在本实施例中床板支撑架 13上设有四个对称且相同的电动升降装置 30连接支撑 架底盘 14, 支撑架底盘 14还上设有脚轮 31和刹车机构 32, 当然均为现有技术, 具体不再详述。
[32] 值得一提的是本实用新型中涉及的各种电动机的电源开关或操控钮可以集中统 一布置在一件操控板上, 置于床体一侧, 方便护理人员和病人操控。 进一步的 措施也可以釆用吋间继电器控制电路或微电脑程序控制器集中管理控制各电动 机的启闭, 且能够设定程序全自动化的控制本实用新型内各翻转机构的启动吋 间和运动持续吋间, 更好的帮助病人进行身体机能的锻炼和维护, 也减轻护理 人员的负担。

Claims

权利要求书
1 . 一种多功能翻身医疗床, 包括床体护栏、 床板、 床板支撑架 (13) 和支 撑架底盘 (14) ; 其特征在于所述床板的横向由左、 中、 右三段床面板铰 接而成, 每块床面板的纵向均由背板 (1、 2、 3) 、 座板 (4、 5、 6) 、 大 腿板 (7、 8、 9) 和小腿板 (10、 11、 12) 铰接而成; 所述床板支撑架 (13 ) 上固定有连接背板的侧翻联杆动力机构和背板联杆动力机构以及连接大
、 小腿板的腿板联杆动力机构。
2. 根据权利要求 1所述的一种多功能翻身医疗床, 其特征在于所述侧翻联 杆动力机构包括侧翻伸缩杆 (16) 、 支撑杆 (17) 和电动机 (18) , 所述 支撑杆 (17) 下部固接在床板支撑架 (13) 上, 上部与中段背板 (2) 横向 中点处铰接, 所述中段背板 (2) 在偏离横向中点一侧还成型有铰接部 (19
Figure imgf000008_0001
3 . 根据权利要求 1所述的一种多功能翻身医疗床, 其特征在于所述背板联 杆动力机构由对称于床板纵向中线的两部分构成, 每部分包括背板伸缩杆 (20) 、 相铰接的第一 (21) 、 二节杆 (22) 和电动机 (23) , 所述第一 节杆 (21) 的自由端与左段背板 (1) 或右段背板 (3) 底部铰接, 第二节 杆 (22) 的自由端铰接在床板支撑架 (13) 的固定部上, 其横向成型一折 部 (24) , 折部自由端铰接背板伸缩杆 (20) —端, 背板伸缩杆 (20) 另 一端连接电动机 (23) , 电动机 (23) 固定在床板支撑架 (13) 上。
4. 根据权利要求 1所述的一种多功能翻身医疗床, 其特征在于所述腿板联 杆动力机构由对称于床板纵向中线的两部分构成, 每部分包括腿板伸缩杆 (25) 、 "S"型件 (26) 、 限位杆 (27) 和电动机 (28) ' 所述" S"型件 (2 6) 一端固接在左段大腿板 (7) 或右段大腿板 (9) 上, 另一端铰接腿板伸 缩杆 (25) —端, 腿板伸缩杆 (25) 另一端连接电动机 (28) , 电动机 (2 8) 固定在床板支撑架 (13) 上, 限位杆 (27) —端同床板支撑架 (13) 的 一固定铰接部 (29) 铰接, 另一端同左段小腿板 (10) 或右段小腿板 ( 12 ) 的自由端铰接。
5. 根据权利要求 1所述的一种多功能翻身医疗床, 其特征在于所述中段座 板 (5) 上设有活动便板 (15) 。
6. 根据权利要求 1所述的一种多功能翻身医疗床, 其特征在于所述床板支 撑架 (13) 上设有四个对称且相同的电动升降装置 (30) 连接支撑架底盘
(14) ' 支撑架底盘 (14) 上设有脚轮 (31) 和刹车机构 (32) 。
7. 根据权利要求 1所述的一种多功能翻身医疗床, 其特征在于所述床体护 栏包括床头护栏 (33) 、 床尾护栏 (34) 和两边的床侧护栏 (35) 。
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