CN201366043Y

CN201366043Y - Hospital bed

Info

Publication number: CN201366043Y
Application number: CNU2009200031428U
Authority: CN
Inventors: 张松云
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-01-11
Filing date: 2009-01-11
Publication date: 2009-12-23
Anticipated expiration: 2019-01-11

Abstract

The utility model relates to a hospital bed, which comprises a combined bed panel, a hoisting system, a pawl fork clutch, a wedge brake and an enclosed pedestal pan, wherein the combined bed panel is formed by four bed boards, the hoisting system can be controlled manually by the patients who lie in bed, the pawl fork clutch is used to automatically control the tilting travel and falling travel of the bed boards, the wedge brake is used to brake the bed panel when the bed panel falls down, and the enclosed pedestal pan can be controlled by the patients.

Description

A kind of sufferer bed

Affiliated technical field

This utility model relates to a kind of patient with multi-purpose bed.

Background technology

The sufferer bed that present known hospital uses, bed surface are by two hinged forming of bed board, and bed underlying one is with the tackling system of worm drive, is used for rising and falling bed panel to change handicapped bed person's body posture.Worm drive be become by gyration straight-line, handle handle need be installed in the head of a bed one end below, bed person oneself is awkward, and it is big to take up room, unfavorable other favourable patients' of installation facility, the amplitude of the bed panel of having inclined is limited.

Summary of the invention

For overcome existing sufferer with bed because of adopting the system of worm drive, be used for a hinged wherein bed board adjustment bed patient's the body posture that rises and falls, have the amplitude of having inclined limited, need other people to operate and take up room big problem.

This utility model provides a kind of sufferer with bed, is that the handicapped patient of bed can control voluntarily, allows compound bed panel incline to make oneself can reach sit up and recover flat purpose for sleeping in, and the toilet of controlling voluntarily is installed.

The technical scheme that its technical problem that solves this utility model adopts is: compound bed panel system, the shank bed board that has fold-down to put is moved to rotate to hold and is taken the lower limb that can hang down after the downward folding of bar is put.The buttocks bed board that is provided with downward clamshell doors for toilet is fixed, and the shank bed board is hinged on it.Can be hinged on the another side of buttocks bed board to upper body position bed board that updip rises by two hinged forming of bed board, because of two bed boards are that hinges is put mobile locking bar at the back side, hinged place, the folding degree of control two boards, having inclined of favourable upper body position bed board.The elevator tackling system of time-out of inclining is selected gear drive for use, put hand-crank on the former movable gear shaft, be arranged on a medium position, favourable person for sleeping in uses, and driven gear shaft is done spool shaft, has two servings to twine on it, horizontal rocker shaft under the bed board, rocking bar upper end props up before the bed board of upper body position first, and it is the pull-up rope that a serving is fastened in the front on rocking bar top, another root backward bolt for drawing rope.Cross gear with the hands rotating crank spool shaft is rotated, both direction can make the serving pull-up respectively and draw rocking bar, and bed board and rocking bar are with moving.During pull-up, an elder generation rises because of bed board front, upper body position, and load less this moment, makes the direction of pull-up rope and rocking bar angle variation change power, and is laborsaving during pull-up again.Because of gear drive, the moment that gear ratio can be transferred to crank is the receptible level of patient.

Inclined and fall stroke after rise and establish ratchet shift fork clutch: with the variable ratchet mutually of driven tooth crop rotation, two side ratchets are put the ratchet shift fork between two ratchets, put small swinging rod on the declutch shift shaft and connecting rod links, and two primary minimum rocking bars of being put on connecting rod other end cross break and the rocker shaft touch.Upper body position bed board has inclined, and to put in place be that rocking bar swing puts in place, and this moment, one limb of the two primary minimum rocking bars on it touched connecting rod, and the declutch shift shaft swing makes ratchet replace the driven gear spline.This moment, hand-crank with counter-rotating, made the rocking bar backswing only, and the bed board falling is returned flat.

Bed board falls brakes after rise: gravity is bigger when falling after rise because of bed board, needs braking.Establish key-operated brake in spool shaft one end.Put wedge shape ferrum in fixedly being close between backup plate and the spool shaft, wedge shape ferrum is got a foothold and is disposed pressure spring, puts a lever, and a force is pressed on the spring, crosses another force of fulcrum and is pressed on the involute-type cam on the spool shaft.Rocking bar is to lower swing when upper body position bed board falls, involute-type cam on it and the slip of lever contact and the application of force that makes progress, another force of lever is strengthened gradually to the pressure of spring downwards, and wedge shape ferrum is strengthened spool shaft frictional force, the rocking bar moment of torsion reduces, and upper body position bed board falls after rise mild.The time-out spool shaft of inclining is changeed outward, makes wedge shape ferrum remove countershaft frictional force.

Toilet system: be hinged on and split the side door back side on the buttocks bed board downwards with the taper liner piece, put the side door pressure pin, and make pressure pin rotatable, putting rope-winding shaft makes side door pressure pin stay cord around the two ends that are coupling at rotatable pressure pin, rope-winding shaft one end is put hand-crank, be equipped with on the side door mouth and enclose cloth, the end opening place has to live puts side door.During without toilet, the horizontal side door of pressure pin closes flat.Rotating crank, serving draws pressure pin vertically, and side door is opened downwards automatically.Counter-rotating crank, rope-winding shaft counter-rotating draw the rotation pressure pin to cross the flat side door of taper liner piece holder.

Put a collapsible teapoy at bed one middle side part, on the bed curb girder, put a pair of chute, support in the facade plate embedded groove, can slide up and down, mention support the facade plate and put in place after, a very heavy ejecting card posture in standing (qigong) plate makes it motionless on the corresponding bed curb girder, is hinged on desktop on the riser and opens to even up and get final product.

The beneficial effects of the utility model are: handicapped bed patient can control voluntarily, significantly changes self attitude, and to fatigue alleviating, the prevention decubital ulcer is helpful, and defecation can be taken care of oneself, and has alleviated nursing staff or household's burden.

Description of drawings

Below in conjunction with drawings and Examples this utility model is further specified.

Fig. 1 is a vertical view of the present utility model.

Fig. 2 is the left cutaway view of Fig. 1 I-I.

Fig. 3 is Fig. 2

Drawing.

Fig. 4 is the right cutaway view of Fig. 1 I-I.

Fig. 5 Fig. 4

Drawing.

Fig. 6 is Fig. 4

Drawing.

Former moving gear 7 driven gears of the hand-crank 6 of 1 upper body position bed board, 2 buttocks bed boards, 3 shank bed boards, 4 mobile locking bars, 5 former movable gear shafts 8 spool shaft 9 rocking bars 10 pull-up ropes 11 rocker shafts 12 fall stay cords 13 ratchet shift fork clutches 14 key-operated brakes 15 small folding tables 16 after rise and split 22 rotations of side door 17 rotatable side door pressure pin 18 side door pressure pin stay cords 19 rope-winding shafts 20 rope-winding shaft hand-cranks 21 side door taper liner pieces downwards and hold and take on bar 24 ratchets 25 shift forks 26 declutch shift shafts fixedly backup plate 33 pressure springs 34 levers 35 involute cams 36 closed bed pan cloths of 28 pairs of primary minimum rocking bars of small swinging rod 27 connecting rods, 29 frames, 30 bedpans, 31 wedge shape iron 32 among the figure

The specific embodiment

In Fig. 1, upper body position bed board (1) is by two bed board hinged compositions, two mobile locking bars (4) place the back side, two fast bed board hinged places, split side door (16) for two and open middle part in buttocks bed board (2), buttocks bed board (2) is hinged with upper body position bed board (1) on one side, another side and shank bed board (3) are hinged, rotate to hold and take the end that bar (22) is put shank bed board (3), can hold and take shank bed board (3).On the horizontal respectively bed beam of spool shaft (8) and rocker shaft (11).

In embodiment illustrated in fig. 2, its axle of hand-crank (5) is coaxial with former moving gear (6), the engagement of driven gear (7) and former moving gear (6), driven gear (7) is coaxial with spool shaft (8), pull-up rope (10) is arranged and fall after rise forward direction that stay cord (12) is connected on rocking bar (9) top respectively with after to.With hands rotating crank (5) driven gear (7) of former moving gear (6) transmission engagement and rope-winding shaft (8) are changeed together, pull-up rope (10) forward is by spool shaft (8) spooling, pull-up rope (10) is tightened up, pull-up rocking bar (9) also support and played upper body position bed board (1).If it is opposite that counter-rotating hand-crank (5) falls stay cord (12) result after rise, upper body position bed board (1) is fallen after rise.

Fig. 3 is the enlarged drawing of ratchet shift fork clutch, driven gear (7) conduct is ratchet in a disguised form, ratchet (24) is put in a disguised form ratchet (7) both sides respectively, ratchet shift fork (25) is put between two ratchets, putting small swinging rod (26) on ratchet shift fork (25) axle links with connecting rod (27), two limb rocking bars (28) on connecting rod (27) other end cross break and the rocker shaft (11) touch, connecting rod (27) is moved, ratchet shift fork (25) swing, stirring two ratchets (24) turns to it, stop in a disguised form ratchet (7) rotation, upper body position bed board (1) stops and puts in place.Otherwise then two limb rocking bars (28) can promote connecting rod (27) and begin reverse work.

Fig. 5 is Fig. 4 key-operated brake Enlarged drawing, wedge shape ferrum (31) is sandwiched in fixedly between the backup plate (32) and spool shaft (8), lever (34) one forces are pressed on the pressure spring (33), another point is pressed on the involute-type cam (35), rocking bar (9) is to lower swing when upper body position bed board (1) falls, involute-type cam (35) on its axle (11) slides with lever (34) contact and makes progress the application of force, another point of lever (34) downwards, pressure to pressure spring (33) strengthens gradually, wedge shape ferrum (31) is strengthened the frictional force of spool shaft (8) thereupon, rocking bar (9) moment of torsion reduces, this power has been delivered to rocking bar (9) by pull-up rope (10) becomes the counteracting force that upper body position bed board (1) falls gravity after rise, causes to fall after rise and eases up.

Fig. 6 is the enlarged drawing of the closed toilet of Fig. 4, splitting side door (16) among the figure downwards is hinged on the buttocks bed board, taper liner piece (21) is attached to its back side, rotatable side door pressure pin (17) is just holding up side door (16) side door pressure pin stay cord (18) makes it be connected on side door bar (17) two ends of can asking around rope-winding shaft (19), and hand-crank (20) places the rope-winding shaft end.Closed toilet encloses cloth (36) end opening the bedpan (3 of putting alive

).With hands rotating crank (20) rope-winding shaft (19) is rotated, side door closed flat when the rotatable side door pressure pin (17) of pulling side door pressure pin stay cord (18) Ruo Lade was horizontal by taper liner piece (21).The rotatable then break-in of side door pressure pin (17) of counter-rotating hand-crank (20) is split side door (16) downwards and is opened downwards automatically.

Claims

1 one kinds of sufferer beds, can be folded into the chair shape, it is characterized in that: the combined type bed board is formed with four bed boards, the elevator tackling system that bed person manually controls voluntarily, automatically control the ratchet shift fork clutch that bed board has inclined and fallen stroke after rise, key-operated brake when bed panel falls after rise, the closed toilet that can control voluntarily.

2 a kind of sufferers according to claim 1 is characterized in that with bed: the combined type bed board is four hinged forming of panel, and upper body position bed board has two, and mobile locking bar is put at the back side, and shank bed board one end is put to rotate to hold and taken bar.

3 a kind of sufferers according to claim 1 is characterized in that with bed: the hand-crank of elevator tackling system places the bed middle part, crank axle is former movable gear shaft, driven gear shaft is a spool shaft, horizontal rocker shaft under the bed board, rocking bar props up bed board, spool shaft has two servings to twine on it, and it is the pull-up rope that a serving is connected on rocking bar top forward direction, and another root is connected on the back to for drawing rope.

4 a kind of sufferers according to claim 1 is characterized in that with bed: with the variable phase ratchet of driven tooth crop rotation, two side ratchets, establish the ratchet shift fork between two ratchets, put small swinging rod on the declutch shift shaft and connecting rod links, the cross break of the connecting rod other end is touched composition ratchet shift fork clutch with two limb rocking bars of being put on the rocker shaft.

5 a kind of sufferers according to claim 1 is characterized in that with bed: key-operated brake is a wedge shape ferrum, one side is against spool shaft, another side and one fixedly backup plate to subsides, pressure spring is put in wedge shape ferrum lower end, put a lever, one force is pressed on the pressure spring, crosses another force of fulcrum and is pressed on the involute-type cam on the rocker shaft.

6 a kind of sufferers according to claim 1 is characterized in that with bed: the closed toilet seat that can control voluntarily, the side door of splitting downwards on the bed board that is hinged on buttocks is arranged, the back side is with the taper liner piece, put rotatable side door pressure pin, put rope-winding shaft, make rotating side door pressure pin stay cord around the two ends that are coupling at rotatable pressure pin, rope-winding shaft one end is put hand-crank, the side door mouth is put and is enclosed cloth, and end opening has to live puts bedpan.