Medical sickbed
Technical field
The present invention relates to a kind of medical sickbed, particularly there is the medical sickbed of lifter plate and hang plate.
Background technology
The sick bed of Hospitals at Present, substantially all designs for common inpatient, cannot meet handicapped old man and patient's real demand.For handicapped old man or patient, they need to lie on one's sick bed for a long time, and do not stand up for a long time can cause old man or patient's local blood not smooth, be unfavorable for blood circulation, the long-term pressurized of part muscle of human body is also unfavorable for that patient's is healthy, nursing is words improperly, and decubital ulcer even occurs.In good time time, for patient stands up, increase nursing staff's workload.
Summary of the invention
The present invention be solve prior art not to bed patient's local elevation, there is no the problem of auxiliary body turning, the invention provides a kind of medical sickbed, this medical sickbed has the effect of local elevation and auxiliary body turning, alleviate nursing staff's workload, thereby change human body contact area mode and change patient's muscle pressurized, and then alleviate patient's discomfort.
For achieving the above object, the technical scheme that the present invention takes comprises:
Medical sickbed, comprises bedstead, bed board, is provided with lifting plate on bed board, and lowering or hoisting gear is arranged on bed board below and is connected with lifting plate; On bed board, be hinged with inclination plate, tilting gearing is arranged on bed board below and is connected with inclination plate;
Lowering or hoisting gear comprises bent axle, crank-driven motor and connecting rod composition, crank-driven motor is connected with bent axle by train of reduction gears, bent axle is longitudinally arranged on bedstead by bearing, bent axle is provided with crank, connecting rod one end is arranged on crank, the connecting rod other end and a slide bar are hinged, and the slide bar other end and lifting plate are hinged, and slide bar is slidably matched with the chute being arranged on bedstead;
Tilting gearing comprises leading screw drive motors, leading screw, connecting rod and polished rod, slide block; Leading screw is laterally fixed on bedstead by bearing, and leading screw drive motors is connected with leading screw, and feed screw nut and connecting rod on leading screw are hinged, and connecting rod and inclination plate are hinged.
Above-mentioned medical sickbed, the feed screw nut in described tilting gearing is fixedly connected with an intermediate bar, and intermediate bar is fixedly connected with a slide block, and slide block set is connected on a polished rod, and polished rod is parallel to leading screw and is fixed on bedstead; On slide block, be hinged with connecting rod, this connecting rod and another inclination plate are hinged.
Above-mentioned medical sickbed, in lowering or hoisting gear, slide bar is divided into upper slide bar and drop shot, and hydraulic means is also installed between upper and lower slide bar, and chute closed at both ends, is equipped with hydraulic valve and hydraulic oil at chute inwall.
On medical sickbed, the area of described upper slide bar bottom is greater than the area at drop shot top.
Above-mentioned medical sickbed, lifting plate is longitudinally divided into four according to human body, is connected respectively with by one group of lowering or hoisting gear of crank-driven.
Above-mentioned medical sickbed, every lifting plate is connected with both sides lowering or hoisting gear symmetrically, wherein a side lowering or hoisting gear is installed on active bent axle, opposite side lowering or hoisting gear is installed on from dynamic crankshaft, initiatively on bent axle, be fixed with drivewheel, be fixed with driven pulley from dynamic crankshaft, drivewheel is connected by conveying belt with driven pulley.
Four lifter plates, can act on respectively neck position, waist, knee top and the shank position of human body, the lifting of lifter plate changes the contact area of human body and sick bed, change the stressed of body local, contribute to the blood circulation of patient part, alleviate the discomfort that people lies on one's sick bed for a long time, reduce and cause the bed diseases such as decubital ulcer because of long-term bed.
By hydraulic means is installed on slide bar, utilize difference in areas, amplify the effect of power; While being, also can make the each independent lifting of lifter plate, meet body local and support requirement.
Two blocks of hang plates, act on respectively shoulder and the buttocks of human body, tilt and stand up for assisting patient, reduce the workload of nursing.The distance design of every block of plate ensures that plate can act on its corresponding human body completely.
Every lifting plate moves by active bent axle with from the symmetrical lowering or hoisting gear driving of dynamic crankshaft, and stressed even, the integrated model of every plate are distributed rationally.
Lifting plate and inclination plate are all returned to original state, and lifting plate, inclination plate and fixed bed board keep identical complete, the smooth bed board of horizontal plate face composition, at this moment also can use as ordinary hospital bed.
Brief description of the drawings
Fig. 1 is medical sickbed overall structure schematic diagram.
Fig. 2 is medical sickbed lifting structure schematic diagram.
Fig. 3 is cervical region lifting apparatus structural representation.
Fig. 4 is leaning device structural representation.
Fig. 5 is crankshaft drive structure schematic diagram.
Fig. 6 is that medical sickbed human body uses schematic diagram.
Fig. 7 is neck position hydraulic device structure schematic diagram.
Fig. 8 is the left hydraulic means schematic diagram in neck position.
Fig. 9 is the another kind of connection diagram of lifting structure.
In figure, be labeled as:
101 neck position lifting plates, 102 waist lifting plates, 103 knee top lifting plates, 104 shank lifting plates, 105 shoulder inclination plates, 106 buttocks inclination plates.
The 201 left connecting rods in neck position, 202 neck position right connecting rods, the left connecting rod of 203 waist, 204 waist right connecting rods, the left connecting rod of 205 knee, 206 knee right connecting rods, the left connecting rod of 207 shank, 208 shank right connecting rods.
The 301 left hydraulic means in neck position, the 302 right hydraulic means in neck position, the left hydraulic means of 303 waist, the right hydraulic means of 304 waist, the left hydraulic means of 305 knee, the right hydraulic means of 306 knee, the left hydraulic means of 307 shank, the right hydraulic means of 308 shank.
401 active bent axles, 402 from dynamic crankshaft, 403 drivewheels, 404 Timing Belts, 405 driven pulleys, 406 crank-driven motors, 407 pinions, 408 gear wheels.
501 shoulder inclination plate connecting rods, 502 buttocks inclination plate connecting rods, 503 slide blocks, 504 feed screw nuts, 505 polished rods, 506 leading screws, 507 intermediate bars, 508 shaft couplings, 509 leading screw drive motors.
6 fixed bed boards.
701 gripper shoes, 702 tanks, 703 chutes, 704 slide blocks, 705 interim liquid storage containers, 706 hydraulic valves.
The 801 left cranks in neck position, the 802 right cranks in neck position, the left crank of 803 waist, the right crank of 804 waist, the left crank of 805 knee, the right crank of 806 knee, the left crank of 807 shank, the right crank of 808 shank.
9 cabinet bases.
Detailed description of the invention
Embodiment mono-
With reference to accompanying drawing, the medical sickbed in the present embodiment, bedstead is made up of bed board 6 and cabinet base 9, also comprises lifting plate and lowering or hoisting gear and inclination plate and tilting gearing.
Plate lowering or hoisting gear is by four lifting plates 101,102,103,104, and hydraulic means and crank gear form.
Plate tilting gearing is made up of two inclination plates 105,106, lead-screw driving device.
The head of a bed to tailstock is that longitudinally both sides lathe bed is horizontal.Four lifter plates that longitudinally distribute, width differs, and acts on respectively neck position, waist, knee top and the shank position on the lower side of human body; Another two blocks of hang plates, length is identical, and width differs, and acts on respectively shoulder and the buttocks of human body.
Under normal circumstances, people lies flat on the bed, and normally contact is the back side of head, the back of the body, buttocks, thigh, shank position on the upper side and heel.In the time of the lifting of lifting plate, can distinguish these four positions of support human body, when lifting lifting plate certain altitude, can make original stressed position no longer contact with fixed bed board 6, thereby reach the object that slows down local organization pressurized.
The lifting of upgrading plate is solved by crank gear, and crank gear is mainly by active bent axle 401, form from dynamic crankshaft 402 and crank-driven motor 406.Initiatively bent axle 401 and be fixed on fixed bed board 6 belows by bearing from dynamic crankshaft 402, drivewheel 403 is contained in initiatively on bent axle 401, and driven pulley 405 is contained in from dynamic crankshaft 402, and two-wheeled is by Timing Belt 404 transmissions.Initiatively the power of bent axle 401, from crank-driven motor 406, is come through gear reduction transmission, and gear wheel 407 is fixed on active bent axle 401, and pinion 406 is fixed on the motor output shaft of crank-driven motor 406.
Crank on bent axle is flexibly connected with connecting rod 201, and the connecting rod other end and a slide bar 704 are hinged, and the slide bar other end and lifting plate 101 are hinged, and slide bar is slidably matched with the chute 702 being arranged on bedstead.
Plate tilting gearing is made up of two inclination plates, leading screw, polished rod, connecting rods.Two blocks of hang plates act on respectively shoulder and the buttocks of human body.Inclination plate one end and bedstead are hinged, and leading screw 506 is laterally installed bed board 6 belows by bearing, and polished rod 505 is fixed on fixed bed board 6 belows by bearing; Between leading screw drive motors 509 and leading screw 506, connect by shaft coupling 508; Feed screw nut 504 is arranged on leading screw 506, and slide block 503 is arranged on polished rod 505, and feed screw nut 504 and slide block 503 connect by intermediate bar 507 again.Two inclination plate back portion are hinged with two connecting rods 501,502 not again, and shoulder inclination plate connecting rod 501 other ends are hinged on slide block 503, and buttocks inclination plate connecting rod 502 other ends are hinged on feed screw nut 504.
Leading screw 506 rotates, and drives feed screw nut and the slide block being attached thereto to move horizontally, and two inclination plates are synchronously tilted, and can well masterpiece be used for to human body.
Embodiment bis-
For amplifying the effect of power, carry out the lifting of differing heights in order to control each lifting plate simultaneously, slide bar 702 is divided into upper slide bar 701 and drop shot 704.By hydraulic means 301, upper and lower slide bar is connected, chute two ends are sealed, and at chute inwall, hydraulic valve and hydraulic oil are housed.
By the pressure of the hydraulic oil in hydraulic valve control sealing chute, make the relative drop shot lifting of upper slide bar, thus the lifting of lifting controllable plate.
Each piece lifting plate is all connected with a pair of lowering or hoisting gear, and every a pair of hydraulic means is synchronized with the movement.Each hydraulic means has two states, opens and closes: while opening, hydraulic means can transmit the power of input to outfan; While closing, do not transmit power.
Chute 702 inwalls are equipped with interim liquid storage container 705, and interim liquid storage container 705 is provided with hydraulic valve 706.By hydraulic valve 706, liquid can pass in and out in tank 702 and between interim liquid storage container 705.At hydraulic means 301, during in open mode, hydraulic valve 706 cuts out, and the liquid of tank 702 can not enter interim liquid storage container 705, if now slide block 704 is sliding under slider-crank mechanism effect, can promote in gripper shoe 701 sliding; In the time of hydraulic means 301 closed condition, hydraulic valve 706 is opened, if now slide block 704 is sliding under slider-crank mechanism effect, liquid can enter interim liquid storage container 705, therefore gripper shoe 701 is motionless.From closing while being transformed into open mode, liquid will be drained into tank 702 from interim liquid storage container 705.
Every a pair of hydraulic means can be set as alone opening or cutting out, and meets the support demand of different patients' the each parts of health.
The long-pending outfan liquid contact surface that is less than of hydraulic means input liquid contact surface amasss, the effect that therefore handlebar power is amplified.