The intelligent electric nursing bed
Technical field
The present invention relates to the medical health apparatus technical field, especially a kind of intelligent electric nursing bed.
Background technology
Along with improving constantly of living standard, people's life-span is also improving constantly, and aging population is also more and more, for the life treatment of giving the old men or bed patient is provided convenience, various functional nursing beds are constantly released, but there are many technical deficiencies in existing nursing bed:
1, existing nursing bed majority passes through electric pushrod the lower limb frame, sits frame, drives the lifting of back of the body frame, takies a following useful space, hinders the new function expansion of nursing bed.
2, the liftable electric care bed base frame construction that generally adopts, the nursing bed lifting is to be supported on the underframe by two electric pushrods and connecting rod, under push rod promotes, oblique top underframe with the nursing bed frame lifting, and this lifting is non-linear, and push rod, connecting rod and support are covered with a following confined space, structure is thick, the cost height hinders new function expansion, hinders penetration and promotion; In addition, have on the market two electric pushrods of usefulness are stood on head of a bed tail both sides respectively, the push rod lower end is fixed in and is equipped with on two wheel underframes, and the upper end heads on bedstead, drive the nursing bed lifting, for preventing that nursing bed from shaking, the long two guide rods of the employing that has stand on the push rod both sides, long two guide rod difficult processing, the cost height, and moulding is unbecoming, and the backup plate of head of a bed tail needs processing separately, is unfavorable for promoting; The use lifting column that has promptly is equipped with electric pushrod in the outer bush in the casting mold, drives the nursing bed lifting, though structure is simple, the cost height is 3 to 5 times of electric pushrod, is difficult to carry out.
3, present nursing bed generally is in the bed board centre position defecation hole to be set, as publication number CN 201516118 U announced a kind of multifunction nursing bed, patient may spill into when defecation on the bed board, and not only patient self is uncomfortable, and increases the weight of nursing staff's labor intensity.Tradition adopts open defecation, defecate collections such as bedpan, makes the air stench that becomes simultaneously, and is very inconvenient to the nursing staff.
4, in order to allow bed person sit up, existing two kinds of structures: the one, two wheels of tailstock are moved to the centre, the tailstock lower semisection is all put down, a kind of is that lower limb frame, foot frame are all put down, all be that Bian drives with electric pushrod, structure heaviness, cost height, be difficult to expand new function, especially the former brings a kind of hollow, sensation of suspending to user.
5, existing nursing bed guardrail generally mostly is fixed, manual type, equal inconvenient patient's bunk bed, protect as manual upset button with lock and to block, can only be operated by the nursing staff, and for example the patent No. is the guardrail of a kind of nursing bed of 201010164047.3, though this guardrail is simple in structure, but inconvenient operation, though of the same type manually protecting blocked the someone and mentioned and change into electronicly, belongs to the type of operating a switch together and protects and block, and should not change into electronic, because block quilt or bed person's trick easily, have potential safety hazard.
Summary of the invention
The present invention has introduced the intelligent electric nursing bed, this nursing bed designs at the patient who can't take care of oneself, people with disability, critical patient, paralytic's special requirement, solved ubiquitous for a long time patient's bunk bed, defecation, had a meal, moved, read a book, write, many-sided problem such as amusement difficulty, it is simple in structure, easy to operate, use comfortable and patient lie on a bed can regulate flat crouch, arbitrarily angled semireclining, a foot tilt, directly sit back and wait eight kinds of posture functions.
Technical program of the present invention lies in providing a kind of intelligent electric nursing bed, comprise have universal caster wheel before, back underframe and the bedstead that is arranged on the underframe top, it is characterized in that: before described, be provided with the dual anti-lowering or hoisting gear that shakes between back underframe and the bedstead, described bedstead upside is disposed with electronic back of the body frame assembly from front to back, just frame apparatus of translation in opposite directions, electronic lower limb frame assembly and program control foot frame assembly, the bedstead lateral margin of described electronic back of the body frame assembly two sides is provided with electronic non-linear elevating guardrail, and the bedstead lateral margin of two sides of described program control foot frame assembly is provided with the electric linear elevating guardrail.
The present invention has following advantage: (1) nursing bed back of the body frame driving mechanism structure is simple, compact, be turned to square position after, mechanism rod is parallel with back of the body frame and bedstead, does not take to sit space under frame, lower limb frame, the foot frame, helps the new function of nursing bed and expands; (2) the dual anti-lowering or hoisting gear that shakes adopts electric pushrod and two guide rod guiding mechanisms is housed in the inside and outside guide pin bushing simultaneously, can dually prevent that upper head plate from vacillating now to the left, now to the right, and makes the upper head plate lifting steadily reliable; (3) left and right just frame can translation merges and separates, is convenient to mount and dismount channelization, closed defecation defecate collection mechanism, and not only patient feels comfortably cool, and reduction medical personnel's labor intensity; (4) simple, the easy to use and space availability ratio height of the program control foot mount structure of nursing bed, the program control foot frame of this nursing bed can drive the lifting of foot frame, can adjust to the state of patient's the most comfortable with the combination of back of the body frame, provides amenities for the people and works; (5) electronic non-linear elevating guardrail is driven by electronic control, uses the singly-bound control knob can realize control, makes things convenient for bed person to use, and its lifting track is nonlinear, can effectively eliminate the potential safety hazard that guardrail blocks quilt or bed person's trick; (6) the electric linear elevating guardrail is simple in structure, and is easy to operate; Configurable ball bearing made using is that remote-controlled protecting blocked linear lifting, can with the supporting use of dining table plate, operation can arbitrarily be adjusted the dining table height by strong, makes things convenient for patient's live and work.
Description of drawings
Fig. 1 is an intelligent electric nursing bed master TV structure sketch map.
Fig. 2 is the dual anti-lifting device structure sketch map that shakes.
Fig. 3 is the amplification cross-sectional schematic at I place among Fig. 2.
Fig. 4 is the amplification cross-sectional schematic at II place among Fig. 2.
Fig. 5 is electronic back of the body frame modular construction sketch map.
Fig. 6 is just frame apparatus plan structure sketch map of translation in opposite directions.
Fig. 7 is the enlarged diagram of analysing and observe at A-A place among Fig. 6.
Fig. 8 is electronic lower limb frame modular construction sketch map.
Fig. 9 is program control foot frame modular construction sketch map.
Figure 10 is the enlarged diagram at III place among Fig. 9.
Figure 11 is the main apparent structure sketch map of electronic non-linear elevating guardrail.
Figure 12 is the side-looking organigram of electronic non-linear elevating guardrail.
Figure 13 is an electric linear elevating guardrail structural representation.
Figure 14 is the amplification cross-sectional schematic at B place among Figure 13.
Among the figure: 1-universal caster wheel, 2-preceding underframe, 3-back underframe, 4-bedstead, 5-dually anti-shake lowering or hoisting gear, 6-electronic back of the body frame assembly, 7-in opposite directions translations are frame apparatus just, 8-electronic lower limb frame assembly, 9-program control foot frame assembly, 10-electronic non-linear elevating guardrail, 11-electric linear elevating guardrail, 12-head of a bed backrest, 13-tailstock backrest;
53-interior guide pin bushing, 531-bottom plate, 54-outer bush, 541-upper head plate, 55-electric pushrod, 56-guide plate, 57-guide rod, 58-guide thimble, 59-wear-resisting pressure-resistant material layer, 510-universal caster wheel, 511-sunk screw;
62-back of the body frame, 63-electric pushrod, 631-movable end, 64-turn shape pivoted arm, 65-kinematic link;
721-right side is frame just, and 722-left side is frame just, 723-large through-hole, 724-small through hole, 73-electric driving mechanism, 741-ring like steel wire, 742-clamp mechanism, 743-truckle, 744-pre-tightening mechanism, 75-ball slide rail;
81-lower limb frame, 82-electric pushrod, 821-electric pushrod movable end, 83-connecting rod;
93-foot frame, 94-pedal, 951-main motor, 952-second-stage worm gear decelerator, 953-driving lever, 954-connecting rod, 961-auxiliary-motor, 962-rocking bar, 963-support bar, 964-rolling bearing;
101-side shield; 102-curved arm rod; 104-motor drive mechanism; 105-rotating shaft; 106-auxiliary curved arm rod; 107-pin member; 108-shaft coupling;
112-guardrail, 113-turn shape support, 114-interior guide pin bushing, 115-vertical electric push rod, 116-outer bush, 117-bolt.
The specific embodiment
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and conjunction with figs. are described in detail below.
Please referring to Fig. 1, intelligent electric nursing bed of the present invention, comprise have universal caster wheel 1 before, back underframe 2,3 and be arranged on underframe 2, the bedstead 4 of 3 tops, it is characterized in that: before described, back underframe 2,3 and bedstead 4 between be provided with the dual anti-lowering or hoisting gear 5 that shakes, described bedstead 4 upsides are disposed with electronic back of the body frame assembly 6 from front to back, just frame apparatus 7 of translation in opposite directions, electronic lower limb frame assembly 8 and program control foot frame assembly 9, bedstead 4 lateral margins of described electronic back of the body frame 6 assemblies two sides are provided with electronic non-linear elevating guardrail 10, bedstead 4 lateral margins of two sides of described program control foot frame assembly 9 are provided with electric linear elevating guardrail 11, before the described bedstead 4, the rear end upside is respectively arranged with head of a bed backrest 12 and tailstock backrest 13.
Please referring to Fig. 2,3 and 4, the above-mentioned dual anti-outer bush 54 that lowering or hoisting gear 5 comprises interior guide pin bushing 53 and is sheathed on interior guide pin bushing 53 all sides that shakes, guide pin bushing 53 is fixed on the underframe 2,3 through bottom plate 531 in described, outer bush 54 is fixed on the bedstead 4 through upper head plate 541, be provided with electric pushrod 55 in the guide pin bushing 53 in described, fixedlying connected with upper head plate 541 in the upper end of electric pushrod 55, also is provided with two guide rod guiding mechanisms in described interior guide pin bushing 53 and the outer bush 54
Please referring to Fig. 2,3 and 4, above-mentioned pair of guide rod guiding mechanism comprises two guide rods 57 that are fixed in upper head plate 541 and the two-layer guide plate 56 that is arranged at interior guide pin bushing 53 upper ends, described two-layer guide plate 56 middle parts offer the through hole that is used to wear electric pushrod 55, the both sides of described two-layer guide plate 56 through holes are respectively equipped with the guiding guide hole that is used to wear guide rod 57, be respectively arranged with guide thimble 58 in the guiding guide hole of both sides
In order to make not only close contact but also smooth of guiding mechanism, described in guide pin bushing 53 match on the face with outer bush 54 and guide thimble 58 inboards are respectively equipped with wear-resisting pressure-resistant material layer 59.
The above-mentioned dual anti-upper head plate 541 that shakes lowering or hoisting gear is fixed in the bedstead 4 of nursing bed, and bottom plate 531 is fixed in underframe 2,3, under electric pushrod 55 promotes, be that liftable slides, under the guide effect of two guide rod guiding mechanisms, bedstead 4 can not vacillated now to the left, now to the right, and lifting is steady; Underframe 2,3 downsides are provided with universal caster wheel 510, and the upper end of electric pushrod 55 is fixedly connected on upper head plate 541 through sunk screw 511.
Please referring to Fig. 5, above-mentioned electronic back of the body frame assembly comprises and is hinged on the back of the body frame 62 that bedstead 4 heads one side can couch for human body, described bedstead 4 head downsides and an electric pushrod 63 cover for seat ends are hinged, the movable end 631 of described electric pushrod 63 is hinged with the drive end that turns shape pivoted arm 64 that is articulated on the bedstead 4, described shape pivoted arm 64 other ends that turn are through being hinged with the kinematic link 65 that is articulated in back of the body frame 62 bottom side, so that electric pushrod 63 movable ends 631 drive 62 liftings of the back of the body frame when flexible.
Please referring to Fig. 6 and 7, above-mentioned translation in opposite directions just frame apparatus comprises and is arranged on bedstead 4 middle part upsides and can be along the left frame 722 and the left frame 721 of bedstead 4 both sides move left and right, the described right side just frame 721 downsides is provided with and is used to drive the right just electric pushrod mechanism 73 of frame 721 move left and right, the opposite motion of direction is done through the left just frame 722 of reverse link gear drive in the described right side just frame 721
Just large and small for the ease of collecting, a described left side just frame 722 offers large through-hole 723 and the small through hole 724 that is used to lay pipeline with right just splicing place of frame 721; Large through-hole 723 is used for laying the stool pipe, small through hole 724 is used to lay catheter, wash tub pipe and dries up trachea etc., adopts this closed defecation defecate collection mode, can reduce nursing staff's labor intensity greatly, and make patient and medical personnel all more comfortable, keep with fresh air.
Above-mentioned electric driving mechanism 73 is by motor-driven electric pushrod; Certainly this electric driving mechanism 73 also can be by motor-driven feed screw nut auxiliary structure, or gear ﹠ rack structure.
Above-mentioned reverse link gear comprises ring like steel wire 741, one side of described ring like steel wire 741 is fixedly connected on just frame 721 downsides of the right side through clamp mechanism 742, the opposite side of described ring like steel wire 741 is fixedly connected on just frame 722 downsides of a left side through clamp mechanism 742, the two ends of described ring like steel wire 741 are surrounded on respectively on two truckles 743 of bedstead 4 left and right sides, the right side just frame 721 through ring like steel wire 741 drive left sides just frame 722 do reverse translational motion, ring like steel wire can be adjusted degrees of tightness by pre-tightening mechanism 744.
Above-mentioned bedstead 1 is provided with is convenient to a left side just frame 722 and the right just ball slide rail 5 of frame 721 translation glidings, can reduce the friction of bedstead 4 and left and right just frame.
Please referring to Fig. 8, above-mentioned electronic lower limb frame assembly comprises that the front side is hinged on the lower limb frame 81 at bedstead 4 middle parts, described bedstead 4 downsides are provided with an electric pushrod 82, and the movable end 821 of described electric pushrod 82 is connected with an end of connecting rod 83, and the other end of described connecting rod and lower limb frame 81 downsides are hinged.
Please referring to Fig. 9 and 10, above-mentioned program control foot frame assembly comprises that front end is articulated in the foot frame 93 of lower limb frame 81 rearward end, the rear end of described foot frame 93 is provided with pedal 94, described bedstead 4 middle part downsides are provided with and are used to drive the main motor-driven mechanism that foot frame 93 moves up and down, the downside of described foot frame 93 other ends is provided with the support bar 963 that is used for feet frame 93, and described bedstead 4 afterbody downsides are provided with the auxiliary-motor driving mechanism that is used to drive support bar 963 motions.
Please referring to Fig. 9 and 10, above-mentioned main motor-driven mechanism comprises main motor 951, driving lever 953 and connecting rod 954, and described connecting rod 954 is connected with foot frame 93.Described main motor 951 is 24 volts of direct current generators, himself having first-stage worm gear slows down, and be connected with second-stage worm gear decelerator 952 by shaft coupling, the output shaft of described second-stage worm gear decelerator 952 connects driving lever 953, and described driving lever 953 drives foot frames 93 by connecting rod 954.
Please referring to Fig. 9 and 10, above-mentioned auxiliary-motor driving mechanism comprises the rocking bar 962 that is driven by auxiliary-motor 961, and the two ends of above-mentioned support bar 963 are provided with the rolling bearing 964 that can move along bedstead 4 upper rails.Described auxiliary-motor is 24 volts of direct current generators, himself has one group of reducing gear, and the output shaft of reducing gear drives support bar 963 promotion rolling bearings 964 by rocking bar 962 and slides on bedstead 4 tracks.
Above-mentioned bedstead 4 is provided with a plurality of travel switches that are used for 93 liftings of control pin frame, and above-mentioned travel switch, main motor 951 and auxiliary-motor 961 all are connected to single-chip microcomputer by drive circuit.In specific embodiments of the invention, be respectively arranged with the one stroke switch at A, B, C, E and five state points of F, wherein main motor 951 is to drive 93 liftings of foot frame, and corresponding foot frame 93 operations have three state points: (one), foot frame 93 rising terminal point A, i.e. foot frame 93 horizontal positioned states; (2), foot frame 93 Bottom Of Descent B, i.e. foot frame 93 vertical laying states; (3), the foot frame 93 high temporarily some C that rises, promptly foot frame 93 is placed a little more than the horizontal positioned state.When foot frame 93 arrives A or B terminal point, sound equipment is arranged all, prompting is reached home.Auxiliary-motor 961 is to drive support bar 963, and corresponding support bar 963 operations have two state points: one, support bar 963 is received terminal point E, and promptly support bar 963 is withdrawn into tailstock; Two, support bar 963 is put terminal point F, and promptly support bar 963 is pushed into the foot frame 93 times.
Foot frame lifting running is as follows: as foot frame 93 to be set initial be to place level, when user is pressed lower limb frame rising button, electric pushrod driving leg frame 81 rises, and this moment, connecting rod 954 feet frames 93 rose synchronously, and its bearing capacity acts on second-stage worm gear decelerator 952.As foot frame 93 to be set initial be to place level, when user is pressed leftover bits and pieces frame decline button, under the singlechip CPU operation, main motor 951 is just changeing and is rising to the C point, and main motor stops, and auxiliary-motor 961 counter-rotatings are recovered to terminal point E with support bar 963, stall auxiliary-motor 961, start main motor 951 counter-rotatings and drop to the B point, sound equipment, prompting foot frame 93 arrives Bottom Of Descent; When user rises when strong by leftover bits and pieces frame 93, under the singlechip CPU operation, main motor 951 is just changeing and is rising to the C point, and main motor 951 stops, and starting auxiliary-motor 961 is just changeing, support bar 963 releases are slided into the F point, stop auxiliary-motor 961, start main motor 951 counter-rotatings, foot frame 93 is delivered to the A point, sound equipment, prompting foot frame 93 rises to terminal point.Because support bar 963 feet frames 93, foot frame 93 can carry the nursing bed loading.Foot frame 93 can arbitrarily be operated to free position continuously between A and B point.Foot frame 93 operation overall processes and lower limb frame 81 are irrelevant.
Please referring to Figure 11 and 12, above-mentioned electronic non-linear elevating guardrail comprises side shield 101, described side shield 101 is hinged with bedstead 4 lateral margins through a pair of curved arm rod 102, described articulated section has a rotating shaft 105 that parallels with side shield 101 and driven by motor drive mechanism 104, described rotating shaft 105 is fixedlyed connected with curved arm rod 102 bottoms, described curved arm rod 102 upper ends and side shield 101 are hinged, also be provided with auxiliary curved arm rod 106 between described two curved arm rods 102, described auxiliary curved arm rod 106 lower ends and bedstead 104 lateral margins are hinged, and described auxiliary curved arm rod 106 upper ends and side shield 101 are hinged.
The hinged place of above-mentioned curved arm rod 102 and bedstead 4 lateral margins is positioned at the top of the hinged place of auxiliary curved arm rod 106 and bedstead 104 lateral margins, the hinged place of described curved arm rod 102 and side shield 101 is positioned at the top of the hinged place of auxiliary curved arm rod 106 and side shield 101, so that curved arm rod and auxiliary curved arm rod constitute parallelogram sturcutre, realize the non-linear lifting of guardrail.
Adopt pin member 107 to be connected between above-mentioned curved arm rod 102 and the rotating shaft 105.
Above-mentioned motor drive mechanism is the DC micromotor through slowing down, and it uses rotating speed to be 4npm in the present invention, and the output shaft of described DC micromotor is connected with rotating shaft 105 through shaft coupling 108.
Please referring to Figure 13 and 14, above-mentioned electric linear elevating guardrail comprises guardrail 112 and vertical electric push rod 115, described vertical electric push rod 115 is arranged in the interior guide pin bushing 114, guide pin bushing 114 is fixedly connected on the bedstead 4 through turning shape support 113 in described, all sides of described interior guide pin bushing 114 are arranged with can be along the outer bush 116 of interior guide pin bushing slippage about in the of 114, fixedly connected with the upper end of outer bush 116 in the upper end of described vertical electric push rod 115, the upper end of described outer bush 116 also is fixedly connected with guardrail 112, and the upper end of described vertical electric push rod 115 is fixedly connected through the upper end of bolt 117 with outer bush 116.
The present invention does not limit to above-mentioned preferred forms, and anyone can draw under enlightenment of the present invention, and other are various forms of multifunctional electric care bed.All equalizations of being done according to the present patent application claim change and modify, and all should belong to covering scope of the present invention.