CN202568726U

CN202568726U - Movable lifting medical diagnostic bed

Info

Publication number: CN202568726U
Application number: CN 201220185354
Authority: CN
Inventors: 周颖; 李慧
Original assignee: Chinese PLA General Hospital
Current assignee: Chinese PLA General Hospital
Priority date: 2012-04-26
Filing date: 2012-04-26
Publication date: 2012-12-05
Anticipated expiration: 2022-04-26

Abstract

A mobile lifting medical diagnostic bed, including a bed frame, a lifting mechanism, and casters. The bed frame is composed of a bed board and a chassis. The lifting mechanism is composed of a screw, a positive thread nut, a reverse thread nut, a front support arm, a rear support arm, and a front bearing seat. , the rear bearing seat and the thrust plate, the thrust plate is fixedly connected with the bed plate, the thrust shaft is arranged under the thrust plate, the front end and the rear end of the lead screw are respectively supported by the front and rear bearing seats, the positive screw nut and the front part of the lead screw The positive screw is screwed, the reverse screw is screwed with the negative screw on the rear section of the lead screw, the lower end of the front support arm is hinged with the positive screw, the lower end of the rear support arm is hinged with the reverse screw, the front support arm, the rear support The upper end of the arm is hinged with the thrust shaft, and the bed board and the chassis are flexibly connected by the left and right scissor mechanisms. The difficulty of operation and labor intensity of medical staff also make patients feel comfortable and achieve the best cooperation between doctors and patients.

Description

Move the lifting hospital diagnostic bed

Technical field

This utility model relates to the diagnosis and treatment bed that hospital uses.

Background technology

At present, each section office of hospital all dispose the diagnosis and treatment bed, and the diagnosis and treatment bed is the medical diagnosis bed again; Diagnosis, the treatment of a lot of diseases, to nurse, change dressings, check all be on the diagnosis and treatment bed, to accomplish, and it is left and right that the height of existing conventional diagnosis and treatment bed is generally 70cm, can not ascending, descending; Brought inconvenience to curative activity, because medical personnel's height has nothing in common with each other, for the medical personnel of height above 1.78 meters; Existing diagnosis and treatment bed is too short, is lower than 1.62 meters medical personnel for height, and existing diagnosis and treatment bed is too high; Be not easy to operation, existing diagnosis and treatment bed also has a shortcoming, is exactly not have castor; Move difficulty, also can counteract sometimes, be not easy in case of emergency launch rescue service to diagnosis and treatment work.Can not adjust height and move owing to have the diagnosis and treatment bed now, bring inconvenience, therefore suddenly wait to improve to curative activity.

The utility model content

For addressing the above problem; The purpose of this utility model provides a kind of mobile lifting hospital diagnostic bed; Simple in structure, sturdy and durable, safe and reliable, easy to operate, height is adjustable, go up and down freely, move flexibly; Reduced operation of medical workers difficulty and labor intensity, the patient is felt comfortably cool, made the fiting effect that reaches best between doctor, the patient.

For realizing above-mentioned purpose, this utility model adopts following technical scheme:

A kind of mobile lifting hospital diagnostic bed comprises bedstead, elevating mechanism, and bedstead is made up of bed board and chassis; Bed board is the box shelf structure, and the chassis is the box shelf structure also, it is characterized in that: elevating mechanism is made up of leading screw, positive screw, anti-screw, preceding support arm, back support arm, front-end bearing pedestal, rear bearing block and thrust plate; Thrust plate is fixedly connected with bed board, and the below of thrust plate is provided with thrust axis, and said front-end bearing pedestal is fixed on the boss of chassis front end; Rear bearing block is fixed on the boss of the extreme end of chassis, and the front-end and back-end of leading screw are equipped with rocking handle respectively by forward and backward bearing block support on the rear end spindle nose of leading screw; The leading portion of leading screw is provided with positive screw thread, and the back segment of leading screw is provided with anti-screw thread, and the positive screw thread on positive screw and the leading screw leading portion is spirally connected; Anti-screw thread on anti-screw and the leading screw back segment is spirally connected; The lower end of preceding support arm is hinged with positive screw, and the lower end of back support arm and anti-screw are hinged, and the upper end and the thrust axis of preceding support arm, back support arm are hinged; Flexibly connect through left and right scissors mechanism between bed board and the chassis, left and right scissors mechanism is separately positioned on the and arranged on left and right sides of elevating mechanism.

Said left and right scissors mechanism structure is identical, and each scissors mechanism all is to be made up of inside and outside scissors rod and upper and lower guide rail, and upper rail is fixed on the bottom surface of bed board; Lower guideway is fixed on the end face on chassis, and inside and outside scissors rod is the X-shaped arranged crosswise, and the middle part of inside and outside scissors rod is hinged through bearing pin; The upper end of outer scissors rod and a slide block are hinged; Slide block and upper rail are and are slidingly matched, and the lower end of outer scissors rod and an axle bed are hinged, and No. one axle bed is fixedly connected with lower guideway; The lower end of interior scissors rod and No. two slide blocks are hinged; No. two slide blocks and lower guideway are and are slidingly matched, and the upper end of interior scissors rod and No. two axle beds are hinged, and No. two axle beds are fixedly connected or are with upper rail and are slidingly matched.

Four jiaos of said chassis are equipped with castor.

The innovation part of this utility model is: control the up-down of bed board through positive and negative screw; Make the structure of elevating mechanism become very simple; Positive screw, anti-screw always move simultaneously, and when turning clockwise rocking handle, positive screw, anti-screw are drawn close each other; Before support arm, the thrust axis of back between the support arm move up, through thrust plate with bed board jack-up.When being rotated counterclockwise rocking handle, positive screw, anti-screw each other away from, the thrust axis between preceding support arm, the back support arm moves down, and drives bed board through thrust plate and falls after rise, thereby realize that bed board just regulates.Support bed board through left and right symmetric scissors mechanism, support degree is big, and structure is firm; Left and right balance, bed board can not rocked, in the bed board lifting process; The inside and outside scissors rod that is the X-shaped arranged crosswise can self adaptation be adjusted the folding angle, keeps the support to bed board.

Description of drawings

Fig. 1 is the structural representation of this utility model one embodiment.

Fig. 2 is the front view of Fig. 1.

Fig. 3 is the side view of Fig. 1.

Fig. 4 is the structural representation after mattress removes among Fig. 1.

Fig. 5 is the structural representation after bed board removes among Fig. 4.

Fig. 6 is the structural representation after upper rail removes among Fig. 5.

Fig. 7 is the structural representation after scissors rod removes among Fig. 6.

Fig. 8 is the side view of Fig. 7.

Fig. 9 is the structural representation of screw.

Figure 10 is the structural representation of thrust plate and thrust axis.

Figure 11 is the structural representation of slide block.

Figure 12 is the structural representation of bed board.

Figure 13 is the structural representation on chassis.

The specific embodiment

Label among the figure

Please with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8; This utility model is a kind of mobile lifting hospital diagnostic bed, comprises bedstead, elevating mechanism, and bedstead is made up of bed board 10 and chassis 20; Bed board 10 is that the box shelf structure is shown in figure 12; Chassis 20 also is that the box shelf structure is shown in figure 13, and bed board 10 all is welded by steel pipe with chassis 20, mattress 30 is installed like Fig. 1, Fig. 2, shown in Figure 3 on the bed board 10.

Elevating mechanism is made up of leading screw 1, positive screw 2, anti-screw 3, preceding support arm 4, back support arm 5, front-end bearing pedestal 6, rear bearing block 7 and thrust plate 8, and thrust plate 8 is made up of one flat plate, and thrust plate 8 is affixed through bolt 18 and bed board 10; The below of thrust plate 8 is provided with thrust axis 9, and thrust axis 9 is that U-shaped is shown in figure 10, and front-end bearing pedestal 6 is fixed on the boss 16 of chassis 20 front ends; Rear bearing block 7 is fixed on the boss 17 of 20 rear ends, chassis; The front-end and back-end of leading screw 1 by 6,7 supportings of forward and backward bearing block, are equipped with rocking handle 11 on the rear end spindle nose of leading screw 1 respectively, and rocking handle 11 is made up of handwheel; The leading portion of leading screw 1 is provided with positive screw thread 12; The back segment of leading screw 1 is provided with anti-screw thread 13, that is to say, the hand of spiral of the screw thread that leading screw 1 leading portion, back segment are provided with is opposite.

Please with reference to Fig. 9; Positive screw 2 is provided with screw 31; Positive screw 2 is spirally connected through the positive screw thread 12 on screw 31 and leading screw 1 leading portion, also is provided with the through hole 32 that is used to place bearing pin 14 on the positive screw 2, and the lower end of preceding support arm 4 is hinged as shown in Figure 7 with positive screw 2 through bearing pin 14; Anti-screw 3 is identical with the structure of positive screw 2, and the hand of spiral that is screw thread in anti-screw 3 screws is opposite with the hand of spiral of the interior screw thread of positive screw 2 screws.Anti-screw 3 is spirally connected with anti-screw thread 13 on leading screw 1 back segment, and the lower end of back support arm 5 is hinged as shown in Figure 8 with anti-screw 3 through bearing pin 15, and preceding support arm 4, afterwards the upper end and the thrust axis 9 of support arm 5 are hinged.Because positive screw 2, anti-screw 3 all are screwed onto on the leading screw 1, so positive screw 2, anti-screw 3 always move simultaneously, and moving direction is always relative, perhaps each other near, perhaps each other away from.

Flexibly connect through left and right scissors mechanism between bed board 10 and the chassis 20; Left and right scissors mechanism is separately positioned on the and arranged on left and right sides of elevating mechanism; Left and right scissors mechanism structure is identical; Each scissors mechanism all is to be made up of inside and

outside scissors rod

21,22 and upper and

lower guide rail

23,24, and upper rail 23 is fixed on the bottom surface of bed board 10, and lower guideway 24 is fixed on the end face on chassis 20; Inside and

outside scissors rod

21,22 is the X-shaped arranged crosswise, and the middle part of inside and

outside scissors rod

21,22 is hinged through bearing pin 19.The upper end of outer scissors rod 22 and a slide block 25 are hinged, and slide block 25 is with upper rail 23 and is slidingly matched, and the lower end of outer scissors rod 22 and an axle bed 27 are hinged.The lower end of interior scissors rod 21 and No. two slide blocks 26 are hinged, and No. two slide blocks 26 are with lower guideway 24 and are slidingly matched, and the upper end of interior scissors rod 21 and No. two axle beds 28 are hinged.

Please with reference to Figure 11, No. two slide block 26 is to be made up of bearing block, and the bottom of No. two slide blocks 26 is provided with chute 33; Chute 33 is embedded in the lower guideway 24; Be slidingly matched thereby No. two slide blocks 26 are with lower guideway 24, No. one slide block 25 is identical with No. two slide block 26 structures, and No. one slide block 25 also is provided with chute; No. one slide block 25 is embedded in the upper rail 23 through chute, is slidingly matched thereby be with upper rail 23.

Axle bed 27, No. two axle beds 28 are identical with the structure of No. two slide blocks 26; Also be to constitute by bearing block; But mounting means is different, have at least in axle bed 27, No. two axle beds 28 one will be corresponding with it guide rail be fixedly connected so that scissors mechanism has at least one fixed fulcrum.For example, if axle bed 27 and lower guideway 24 sliding connections, then No. two axle beds 28 will be fixedly connected with upper rail 23, if No. two axle beds 28 and upper rail 23 sliding connections, then an axle bed 27 will be fixedly connected with lower guideway 24.In preferred embodiments, No. one axle bed 27 is fixedly connected with lower guideway 24, and fixed form can be to weld together, and also can be to be fixed together through screw.No. two axle bed 28 is fixedly connected with upper rail 23, and fixed form can be to weld together, and also can be to be fixed together through screw.This utility model is simple in structure, sturdy and durable, safe and reliable, easy to operate, height is adjustable; Adjustment process is very simple: when turning clockwise rocking handle 11, positive screw 2, anti-screw 3 are drawn close each other, and the thrust axis 9 between preceding support arm 4, the back support arm 5 moves up; Through thrust plate 8 with bed board 10 jack-up; No. two slide blocks 26 of scissors rod 21 lower ends are to front slide simultaneously, and a slide block 25 of outer scissors rod 22 upper ends is also to front slide, in bed board 10 uphill process; Inside and

outside scissors rod

21,22 adaptively changing folding angles keep the support to bed board 10.When being rotated counterclockwise rocking handle 11, positive screw 2, anti-screw 3 each other away from, the thrust axis 9 between preceding support arm 4, the back support arm 5 moves down; Drive bed board 10 through thrust plate 8 and fall after rise, No. two slide blocks 26 of simultaneously interior scissors rod 21 lower ends slide backward, and a slide block 25 of outer scissors rod 22 upper ends also slides backward; In bed board 10 decline processes; Inside and

outside scissors rod

21,22 adaptively changing folding angles keep the support to bed board 10, thereby realize bed board 10 height adjustings.

Four jiaos of chassis 20 are equipped with castor 29, can move flexibly, are convenient in emergency circumstances launch rescue work; When for example the patient happens suddenly heart infarction, can lose ability to act, be poured on the floor inactive; Because diagnostic bed can move, so can shift diagnostic bed onto patient by the side of, diagnostic bed is reduced; Again the patient is lifted on the diagnostic bed, send emergency room to rescue.

Claims

1. a mobile lifting hospital diagnostic bed comprises bedstead, elevating mechanism, and bedstead is made up of bed board and chassis; Bed board is the box shelf structure, and the chassis is the box shelf structure also, it is characterized in that: elevating mechanism is made up of leading screw, positive screw, anti-screw, preceding support arm, back support arm, front-end bearing pedestal, rear bearing block and thrust plate; Thrust plate is fixedly connected with bed board, and the below of thrust plate is provided with thrust axis, and said front-end bearing pedestal is fixed on the boss of chassis front end; Rear bearing block is fixed on the boss of the extreme end of chassis, and the front-end and back-end of leading screw are equipped with rocking handle respectively by forward and backward bearing block support on the rear end spindle nose of leading screw; The leading portion of leading screw is provided with positive screw thread, and the back segment of leading screw is provided with anti-screw thread, and the positive screw thread on positive screw and the leading screw leading portion is spirally connected; Anti-screw thread on anti-screw and the leading screw back segment is spirally connected; The lower end of preceding support arm is hinged with positive screw, and the lower end of back support arm and anti-screw are hinged, and the upper end and the thrust axis of preceding support arm, back support arm are hinged; Flexibly connect through left and right scissors mechanism between bed board and the chassis, left and right scissors mechanism is separately positioned on the and arranged on left and right sides of elevating mechanism.

2. a kind of mobile lifting hospital diagnostic bed as claimed in claim 1 is characterized in that: said left and right scissors mechanism structure is identical, and each scissors mechanism all is to be made up of inside and outside scissors rod and upper and lower guide rail; Upper rail is fixed on the bottom surface of bed board, and lower guideway is fixed on the end face on chassis, and inside and outside scissors rod is the X-shaped arranged crosswise; The middle part of inside and outside scissors rod is hinged through bearing pin, and the upper end of outer scissors rod and a slide block are hinged, and slide block and upper rail are and are slidingly matched; The lower end of outer scissors rod and an axle bed are hinged; No. one axle bed is fixedly connected with lower guideway, and the lower end of interior scissors rod and No. two slide blocks are hinged, and No. two slide blocks and lower guideway are and are slidingly matched; The upper end of interior scissors rod and No. two axle beds are hinged, and No. two axle beds are fixedly connected or are with upper rail and are slidingly matched.

3. a kind of mobile lifting hospital diagnostic bed as claimed in claim 1 is characterized in that: four jiaos of said chassis are equipped with castor.