CN101496760B

CN101496760B - Hydraulic medical sick bed

Info

Publication number: CN101496760B
Application number: CN2008100071872A
Authority: CN
Inventors: 张少茹; 陈万强; 陈雯
Original assignee: Individual
Current assignee: Xian Jiaotong University
Priority date: 2008-02-03
Filing date: 2008-02-03
Publication date: 2010-10-13
Anticipated expiration: 2028-02-03
Also published as: CN101496760A

Abstract

The invention discloses a hydraulic medical sick bed, and aims at providing a comfortable and convenient comprehensive functional sick bed capable of reducing the labor intensity of nursing staff and reducing the treating time. The sick bed comprises an undercarriage of a bed body, an upper carriage of the bed body, a bed frame, a hydraulic device, a vehicle stabilizer, a transfusion device and a convenient table. The sick bed is realized through the following technical proposal: a lower frame of the undercarriage of the bed body is provided with a wheel group, a guide sleeve, the vehicle stabilizer, a lifting oil cylinder, an oil tank, a motor, a gear oil pump, and four cannulae of a transfusion frame; the bed frame consists of a fixed bed frame, a back lying support, a thigh support and a shank support; the undercarriage of the bed body is movably connected with a guide shaft on an upper carriage through the guide sleeve; the upper carriage is provided with a back lying oil cylinder, a leg putting cylinder; the bed frame is provided with a back lying mechanism, a leg putting mechanism, a hand control valve and an electric cabinet to form a hydraulic device; and the transfusion device is arranged according to the body position of a transfused patient. The sick bed is provided with a convenient table to adapt to and meet different clinical requirements of various patients, and is applicable to hospitals.

Description

Hydraulic medical sick bed

Technical field

The present invention relates to the hydraulic medical sick bed of a kind of hospital application.

Background technology

The sick bed major part that current hospital uses is common simple and easy sick bed, along with the Chinese national economy development, hospital facility is brought in constant renewal in,, pursue patient comfort, alleviate nursing staff's labor intensity, convenient clinical health check-up, treatment, shortening treatment time aspect propose comprehensive sick bed structure to adapt to and to satisfy multiple patients clinical demand multifunctional hospital bed according to patients ' demand hospital.The hospital bed technology all in constantly improving, to seek the different demands at patient, overcomes the deficiency of prior art, for patient provides comparatively ideal sick bed setting at present.

Summary of the invention

The objective of the invention is to overcome the deficiency of prior art, satisfy the patients clinical health check-up, the treatment demand designs.

The present invention finishes by following design.Hydraulic medical sick bed by bed body undercarriage 1, a bed body put 2 on the shelf, bedstead 3, hydraulic means 4, stable car device 5, infusion set 6, convenient table 7 constitute.

Bed body undercarriage 1, by underframe 38, guide pin bushing 10, set of wheels 9, suspension bracket 13, drip stand intubate 45, frid frame 67, square tube support 57, angle brace 73 are formed down.The bed body is put on the shelf and 2 is made up of last underframe 37, frid 47, grillage 39, hanging brace 41, the high head of a bed 8, the low head of a bed 36, bedrest 62, bedrest 77, guide shaft 11.

Bedstead 3 by fixed bedstead 24, back-up ring 40, Xiao Zi 66, face upward head mechanism 65, take leg mechanism 64, guardrail 12 is formed.Hydraulic means 4 by hoist cylinder 15, take lower limb oil cylinder 20, face upward scalp pomade cylinder 19, fuel tank 14, motor 18, gear oil pump 17, check valve 59, overflow valve 60, oil filter 69, hand control valve 28, electric cabinet 16, oil pipe 58 form.

Stable car device 5 is made up of handwheel 50, sprocket wheel 52, mother lead screw cover 53, leading screw 54, base 55, stop screw 56, chain 51.Infusion set 6 is made up of drip stand intubate 45, interior pipe 70, outer tube 48, dog screw 49.

Convenient table 7 is made up of desktop 71, table frame 72.

Description of drawings

Fig. 1 is a structural principle front view of the present invention;

Fig. 2 is the vertical view of Fig. 1;

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

Fig. 4 is the principle schematic that Fig. 1 bedstead 3 is taken leg mechanism 64;

Fig. 5 is the principle schematic that Fig. 1 bedstead 3 is faced upward head mechanism 65;

Fig. 6 is the structure installation diagram of Fig. 1 stable car device 5;

Fig. 7 is the front view of Fig. 1 convenient table 7;

Fig. 8 is the vertical view of Fig. 1 convenient table 7;

Fig. 9 is the hydraulic scheme of Fig. 1 hydraulic means 4;

Figure 10 is Fig. 1 D-D cutaway view.

Among the figure: 1 body undercarriage, 2 bodies are put on the shelf, 3 bedsteads, 4 hydraulic means, 5 stable car devices, 6 infusion sets, 7 convenient tables, the 8 high head of a bed, 9 set of wheels, 10 guide pin bushings, 11 guide shafts, 12 guardrails, 13 suspension brackets, 14 fuel tanks, 15 hoist cylinders, 16 electric cabinets, 17 gear oil pumps, 18 motors, 19 face upward the scalp pomade cylinder, 20 take the lower limb oil cylinder, 21 rollers, 22 roller shafts, 23 hinge pipes, 24 fixed bedsteads, 25 Fixed hinge pipes, hinge pipe in the middle of 26,27 shank framves, 28 hand control valves, 29 sliding supports, 30 thigh framves, 31 hand-operated lifting control valves, 32 manually take the lower limb control valve, 33 manually face upward a control valve, 34 curved booms, 35 connecting plates, the 36 low head of a bed, underframe on 37,38 times underframe, 39 grillages, 40 back-up rings, 41 hanging braces, 42 tubular axis, 43 on and off switch, 44 stop buttons, 45 drip stand intubate, 46 relay indicating lights, 47 frids, 48 outer tubes, 49 dog screws, 50 handwheels, 51 chains, 52 sprocket wheels, 53 mother lead screw covers, 54 leading screws, 55 bases, 56 stop screws, the support of 57 square tubes, 58 oil pipes, 59 check valves, 60 overflow valves, 61 face upward the headstock, 62 bedrests, 63 tubular axis, 64 take leg mechanism, 65 face upward head mechanism, 66 Xiao Zi, 67 frid framves, 68 ring flanges, 69 oil filters, pipe in 70,71 desktops, 72 framves, 73 angle braces, 74 piston rods, 75 piston rods, 76 piston rods, 77 bedrests, 78 connecting rods, 79 power supply indicators, 80 start buttons, 81 square tubes, 82 lower shafts, 83 trench braces.

The specific embodiment

Below in conjunction with drawings and Examples the present invention is further described, embodiment is referring to Fig. 1-Figure 10.Following underframe 38 device set of wheels 9 on the bed body undercarriage 1, hoist cylinder 15 is fixed with suspension bracket 13 screw threads, fuel tank 14 is fixed with angle brace 73 screw threads, motor 18, oil pump 17 screw threads are fixed on the frid frame 67 and with following underframe 38 welding and fix, two groups of stable car device 5 screw threads are fixed in the square tube support 57, its leading screw 54 overlaps the assembling of 53 screw threads with mother lead screw, piston rod 74 is fastening with ring flange 68 nuts, ring flange 68 is fixed with last underframe 37 trench braces 83 screws, bed body undercarriage 1 puts 2 on the shelf by guide pin bushing 10 and the flexible connection of guide shaft 11 slidable fit with the bed body, bed body put on the shelf device hand control valve 28 and electric cabinet 16 on 2, the high head of a bed 8, the low head of a bed 36 respectively with last underframe 37G, D holds welding, fixed bedstead 24 on the bedstead 3 rotates assembling by ring washer 40, back-up ring 40 upper ends and guardrail 12 spot welding are connected and fixed, Xiao Zi 66 back-up ring 40 Nei Xiaoding that vertically pack into are referring to Fig. 1, Figure 10.Fixed bedstead 24 is fixing with last underframe 37 welding by bedrest 62, grillage 39, faces upward the headstock 61 flat loads on bedrest 77.For satisfying the patient infusion position 4 orientation drip stand intubate 45 are set, place drip stand as required and implement transfusion, the 30cm that hoist cylinder 15 adjustable height scopes are set to standard sick bed height exchanges houses and the demand of operating-table coupling butt joint to adapt to.Stable car device 5 clockwise direction turn handwheels 50, sprocket wheel 52 connects opposed sprocket wheel 52 transmissions by chain 51, and leading screw 54 drops to base 55 synchronously and lands stable car, and another group stable car device 5 operations are identical, need the then counterclockwise turn handwheel 50 of mobile sick bed, leading screw 54 rises bases 55 liftoff 3cm to be ended.Guardrail 12 devices can put down when needing on fixed bedstead 24.Patient need read, write, has dinner can be with convenient table 7, and table frame 72 is placed on two guardrails, 12 suitable positions and can uses.Hydraulic means 4 each operating cylinder of the present invention use separately respectively, adopt single oil pump, double-acting single piston rod oil cylinder, manually three-position four-way valve control.Operation: power-on switch 43 power supply indicators 79 are bright, press start button 80, and relay indicating light 46 is bright, motor 18 operations, oil pump 17 work, hydraulic system keeps idle loop, operate manual lift controil valve 31, hoist cylinder 15 cavity of resorption oil-feeds, piston rod 75 top are lifted 68 bodies of ring flange and are put on the shelf and 2 rise overally, and move down control valve, oil cylinder 15 epicoele oil-feeds, piston rod 75 retraction decline oil returns, a bed body are put on the shelf and 2 are reduced to position, the end, handle are removed to meta stop.Finish the lifting demand.Patient need face upward a posture, a control valve 33 is manually faced upward in operation, referring to Fig. 1,5, face upward scalp pomade cylinder 19 epicoele oil-feed piston rods 76 retractions by connecting plate 35 pulling curved boom 34g movable joints, it is mid-that curved boom 34l end is movably connected in roller shaft 22, and roller 21 devices at roller shaft 22 two ends are in square tube 81 bottoms, curved boom 34f end head is mid-at lower shaft 82, roller 21 is that move on square tube 81 raceways in the center of circle with f, faces upward the headstock 61 and steeves, and curved boom 34g point is threaded to g ₁, roller 21 is moved to l ₁The time reached the normal use elevation angle, the nursing staff can select required elevation operation, move down control valve in the time of need not facing upward, oil cylinder 19 cavity of resorption oil-feed piston rods 76 put in by connecting plate 35, curved boom 34, raceway axle 22, lower shaft 82 interlocks, roller 21 is along square tube 81 raceway backscrollings, face upward the headstock 61 and fall to bedrest 77 flat loads, control valve is removed to meta stopped, finishing the demand of facing upward a posture.

Patient need take the lower limb posture, referring to Fig. 1,4, connecting rod C point and piston rod 74 flexibly connect, connecting rod b point and thigh frame 30, shank frame 27 heads are on middle hinge pipe 26, lower limb control valve 32 is manually taken in operation, hinge pipe 26 in the middle of 74 liftings of oil cylinder 20 cavity of resorption oil-feed piston rods promote by connecting rod 78, with Fixed hinge pipe 25a point is center of circle rotation, shank frame 27 forms along sliding support 29 displacements and takes the lower limb posture, need not take lower limb and then move down control valve, oil cylinder 20 epicoele oil-feed piston rods 74 retractions, hinge pipe 26 descends in the middle of connecting rod 78 pullings, and shank frame 27 is along sliding support 29 reverse shuffle returns.Control valve removed to meta stop, powered-down switch 43 is shut down, finish clinical demand lifting, face upward head, take the functional operation of lower limb hydraulic system.

This is hydraulic medical sick bed to be applicable to that the bed patient of hospital long-term treatment uses.

Claims

One kind hydraulic medical sick bed, it is characterized in that, described this is medical hospital bed: comprise a body undercarriage (1), bed body put on the shelf (2), bedstead (3), hydraulic means (4), stable car device (5), infusion set (6), convenient table (7), following underframe (38) device set of wheels (9) on the described bed body undercarriage (1), guide pin bushing (10), 4 transfusion intubate (45), and install stable car device (5) respectively, hoist cylinder (15), motor (18), gear pump (17), fuel tank (14), guide shaft (11) slidable fit that two groups of guide pin bushings (10) on bed body undercarriage (1) and bed body are put on the shelf on (2) flexibly connects, it is mid-that hoist cylinder (15) screw thread on the described hydraulic means (4) is fixed on down underframe (38), piston rod (74) is fastening with ring flange (68) nut, it is mid-that ring flange (68) screw thread is fixed on underframe (37), fixed bedstead (24) on the bedstead (3) is by bedrest (62), grillage (39) is fixing with last underframe (37) welding, taking lower limb oil cylinder (20) screw thread is fixed on underframe (37) trench brace (47), the leg mechanism (64) of taking on its piston rod (74) and the bedstead (3) links, facing upward scalp pomade cylinder (19) screw thread is fixed on the grillage (39), the head mechanism of facing upward on its piston rod (76) and the bedstead (3) links, described bed body put on the shelf (2) go up device hand control valve (28) and electric cabinet (16), described bedstead (3) both sides device guardrails (12), the high head of a bed (8), hold with last underframe (37) G that the bed body is put on the shelf on (2) respectively the low head of a bed (36) bottom, D holds welding, and convenient table (7) is placed on the guardrails of both sides (12).
2. according to claim 1 hydraulic medical sick bed, it is characterized in that, fixed bedstead (24) on the described bedstead (3) and back-up ring (40) rotate assembling, and back-up ring (40) upper end is connected and fixed with guardrail (12) spot welding, Xiao Zi (66) back-up ring (40) Nei Xiaoding that vertically packs into.
3. according to claim 4 hydraulic medical sick bed, it is characterized in that, mother lead screw cover (53) on the described stable car device (5) is weldingly fixed in the square tube support (57), leading screw (54) and the assembling of mother lead screw cover (53) screw thread, leading screw (54) lower end and base (55) are movingly, stop screw (56) screws in leading screw (54) chute by the screw on the base (55), leading screw (54) upper end is installed sprocket wheel (52), handwheel (50) respectively, and sprocket wheel (52) connects opposed sprocket wheel (52) by chain (51).