A kind of Wheel-chair type bedTechnical field
The invention belongs to medical instruments field, in particular to a kind of Wheel-chair type bed.
Background technique
With the development of science and technology, Medical Devices are increasingly advanced, occur numerous providing convenient reason for patient on the marketTreat bed.
Patient is to be unwilling to live in narrow ward daily, and more to outside, which is gone to have a breath of fresh air, is conducive to diseaseThe rehabilitation of people, in addition, some patients are frequently necessary to round-trip different inspection chamber；Above-mentioned more serious for illness or action is notJust for patient, leave ward can only by the help of wheelchair, but patient from hospital bed toward shifting on wheelchairIn the process, it not only needs to expend more manpower, it is often more important that, it is accidentally also possible to that secondary wound can be caused to patientEvil.
There is part hospital bed that idler wheel is installed in bed bottom in the prior art, such as can all be used in operation or first aid this kind ofMovable hospital bed, but this kind of hospital bed occupied space is big, action is clumsy, inconvenient for use；And the big multipotency of physiotherapy couch on the market is realIt the functions such as now goes up and down, turn over, but do not solve the problems, such as above-mentioned patient to be facilitated to walk out ward.
Summary of the invention
In order to overcome the drawbacks of the prior art, the purpose of the present invention is to provide one kind to cut between hospital bed and wheelchairThe Wheel-chair type bed changed.
The present invention is implemented as follows: a kind of Wheel-chair type bed is also wrapped including chair assembly and the foundation assembly for beds for being equipped with idler wheelSliding rack is included, the sliding rack is slidably mounted on the foundation assembly for beds and can be described along the longitudinal sliding motion of the foundation assembly for bedsChair assembly is installed on the sliding rack and slides with the sliding rack；The chair assembly includes head and the tail successively hinged backPlate, seat plate, leg plate and pedal；It is provided between the backboard and the sliding rack for driving the backboard to turn over around the seat plateThe back turning mechanism turned, is provided with for driving the leg plate to overturn around the seat plate between the leg plate and the sliding rackLeg slab overturning machine structure, the pedal for driving the pedal to overturn around the leg plate is provided between the pedal and sliding rackTurnover mechanism.
Wherein, the seat plate includes the first seat plate and the second seat plate, and the first end of first seat plate and the backboard are cut with scissorsConnect, the second end of first seat plate and the first end of second seat plate are hinged, the second end of second seat plate with it is describedLeg plate is hinged；First seat plate is fixed on the sliding rack, is provided with and is used between second seat plate and the sliding rackThe seat plate turnover mechanism for driving second seat plate to overturn around first seat plate.
Wherein, the seat plate turnover mechanism includes seat plate motor push rod, the body of the seat plate motor push rod and the cunningMoving frame is hinged, and the push rod of the seat plate motor push rod and the back side of second seat plate are hinged.
Wherein, the back turning mechanism includes backboard motor push rod, the body of the backboard motor push rod and the cunningMoving frame is hinged, and the back side of the push rod and the backboard of the backboard motor push rod is hinged.
Wherein, the leg slab overturning machine structure includes leg board motor push rod, the body of the leg board motor push rod and the cunningMoving frame is hinged, and the push rod of the leg board motor push rod and the back side of the leg plate are hinged.
Wherein, the leg plate can do -90 ° to 60 ° of overturning relative to the plane where the seat plate.
Wherein, the pedal turnover mechanism includes connecting rod, and one end of the connecting rod and the sliding rack are hinged, describedThe other end of connecting rod and the pedal are hinged.
Wherein, the foundation assembly for beds is the retractable structure for capableing of longitudinal extension, between longitudinal both ends of foundation assembly for bedsBedstead telescoping mechanism is set.
Wherein, the foundation assembly for beds includes lower bedstead and bed frame, and the sliding rack is slidably mounted on the bed frame；InstituteIt states and is provided with multiple elevating mechanisms between bed frame and lower bedstead, the fixing end of the elevating mechanism is fixed on the lower bedstead,The movable end of the elevating mechanism supports the bed frame.
Wherein, by adjusting component connection between the movable end of the elevating mechanism and the bed frame；The adjusting groupPart includes first rotating shaft, the first movable part and the second movable part；The first rotating shaft is fixed on the elevating mechanismMovable end, first movable part are sheathed on the first rotating shaft and can rotate around the first rotating shaft and along described firstShaft slides axially, and first movable part is towards protruding second turn of axially direction perpendicular to the first rotating shaftAxis, second movable part include two mounting surfaces being substantially orthogonal to each other, and one of mounting surface is sheathed on described secondShaft enables second movable part to rotate around second shaft, another mounting surface is connect with the bed frame.
Wherein, setting is there are three the elevating mechanism between the bed frame and lower bedstead, elevator described in two of themStructure is located at the two sides of one end where tailstock, another described elevating mechanism is located at the middle part of one end where the head of a bed.
Wherein, on the elevating mechanism at the middle part of the one end being located at where the head of a bed, the first rotating shaft for adjusting componentIt is axially parallel to the longitudinal direction of the foundation assembly for beds；It is described on the elevating mechanism of the two sides of the one end being located at where tailstockAdjust the transverse direction for being axially parallel to the foundation assembly for beds of the first rotating shaft of component.
Wherein, which further includes toilet seat mechanism, and the toilet seat mechanism includes mounting base, horicontal motion mechanism, liftingMechanism and water-closet bowl, the mounting base are slidably mounted on the lower section of the sliding rack, and the horicontal motion mechanism is arranged describedTo drive the mounting base horizontal movement between mounting base and foundation assembly for beds, the elevating mechanism is arranged in the water-closet bowl and instituteIt states between mounting base to drive the water-closet bowl to move vertically.
Wherein, which further includes bed tail plate component, and the bed tail plate component and the pedal are slidably connected and can slideInto with skid off the pedal, be provided between the bed tail plate component and the pedal for driving the bed tail plate component to slide intoWith the bed tail plate telescoping mechanism skidded off.
Compared with prior art, the invention has the following advantages:
Physiotherapy couch in the prior art, bed board be it is longitudinally fixed relative to bedstead, therefore, deformation range also onlyIt can become turning on one's side, lift leg plate or lift the position of backboard from lying low, wheelchair position can not be changed into, i.e., can not be changed intoBack is lifted, the position that leg is put down.And Wheel-chair type bed of the invention, drive entire chair assembly along wheel by setting sliding rackThe longitudinal sliding motion of chair bed, after the tail portion of sliding rack towards Wheel-chair type bed longitudinally skids off, the leg plate and pedal of chair assembly are just suspended onExcept foundation assembly for beds, leg plate and pedal it is hanging after just can there are enough spaces to become wheelchair shape, later pass through each bed boardTurnover mechanism drives the chair assembly to become wheelchair position.Therefore, Wheel-chair type bed of the invention can be cut between hospital bed and wheelchairIt changes, patient can realize multiple positions by the transformation between mechanism always on Wheel-chair type bed, meet the different need of patientIt asks.
Detailed description of the invention
Schematic diagram when Fig. 1 is Wheel-chair type bed supine position；
Fig. 2 is the explosive view of the connection structure between foundation assembly for beds, sliding rack and chair assembly；
The explosive view of the progress one of Fig. 2 of Fig. 3, wherein parts thereof is omitted
Schematic diagram when Fig. 4 is Wheel-chair type bed wheelchair position, wherein eliminate part guardrail for convenience of display structure；
Fig. 5 is schematic diagram when Wheel-chair type bed helps just position；
Schematic diagram when Fig. 6 is Wheel-chair type bed inclination position；
Fig. 7 is the explosive view of foundation assembly for beds；
Fig. 8 is the explosive view for adjusting component；And
Fig. 9 is the explosive view of the connection structure between pedal and bed tail plate component.
Specific embodiment
Below with reference to the attached drawing exemplary embodiment that the present invention will be described in detail, feature and aspect.It is identical attached in attached drawingIcon note indicates element functionally identical or similar.Although the various aspects of embodiment are shown in the attached drawings, unless specialIt does not point out, it is not necessary to attached drawing drawn to scale.
In the present invention, refer to " longitudinally, laterally, short transverse ", it should be appreciated that these direction words be only forFacilitate the understanding present invention, does not constitute the limitation to the protection scope of invention.Specifically, " longitudinal direction " refers to the length of Wheel-chair type bedDirection, i.e., when patient lies low on Wheel-chair type bed, head connects signified direction with foot；" transverse direction " refers to the width direction of Wheel-chair type bed,I.e. when patient lies low on Wheel-chair type bed, left hand connects signified direction with the right hand；" short transverse " refers to Wheel-chair type bed horizontal liftingWhen the direction that goes up and down.
Chair assembly and foundation assembly for beds
Wheel-chair type bed of the invention is equipped with the foundation assembly for beds of idler wheel including chair assembly 1 and bottom as depicted in figs. 1 and 22, it further include sliding rack 3, sliding rack 3 is installed on foundation assembly for beds 2 and can pacify along the longitudinal sliding motion of foundation assembly for beds 2, chair assembly 1It is slided loaded on sliding rack 3 and with sliding rack 3.As shown in Figures 2 and 3, chair assembly 1 include head and the tail successively hinged backboard 11,Seat plate, leg plate 13 and pedal 14.Seat plate is fixed on sliding rack 3, is provided between backboard 11 and sliding rack 3 for driving backboard 11Around the back turning mechanism of seat plate overturning, it is provided between leg plate 13 and sliding rack 3 for driving leg plate 13 to overturn around seat plateLeg slab overturning machine structure is provided with the pedal tipper for driving pedal 14 to overturn around leg plate 13 between pedal 14 and sliding rack 3Structure.
Physiotherapy couch in the prior art, bed board be it is longitudinally fixed relative to its bedstead, therefore, deformation range also onlyIt can not be changed into wheelchair position from the position for becoming turning on one's side or lifting backboard that lies low, i.e., can not be changed into back and lift,The position that leg is put down.And Wheel-chair type bed of the invention, drive entire chair assembly 1 along Wheel-chair type bed by setting sliding rack 3Longitudinal sliding motion, after the tail portion of sliding rack 3 towards Wheel-chair type bed longitudinally skids off, the leg plate 13 and pedal 14 of chair assembly 1 are just suspended onExcept foundation assembly for beds 2, just can there are enough spaces to become wheelchair shape after leg plate 13 and pedal 14 are hanging, i.e., as shown in figure 4,On the basis of the plane where seat plate, leg plate 13 is located at the lower section of seat plate and basically perpendicular to seat plate, and pedal 14 is located at seat plateLower section is simultaneously basically parallel to seat plate, and backboard 11 is dug, and at this moment entire chair assembly 1 just becomes the posture phase when being seated with peopleThe position matched；The bottom of foundation assembly for beds 2 is equipped with idler wheel simultaneously, realizes the function of wheelchair.Therefore, Wheel-chair type bed of the invention canSwitch between hospital bed and wheelchair, patient can change Wheel-chair type bed by the transformation between mechanism always on Wheel-chair type bedPosition, meet the different demands of patient.
In the present embodiment, as shown in Figures 2 and 3, sliding rack driving electricity is provided between sliding rack 3 and foundation assembly for beds 2Machine 31, for driving 3 longitudinal movement of sliding rack, one end of the body and foundation assembly for beds 2 of sliding rack driving motor 31 is hinged, slidingThe push rod of frame driving motor 31 and the articulation piece 311 on sliding rack 3 are hinged, and above structure realizes sliding rack 3 relative to bedstead groupThe longitudinal sliding motion of part 2.The two sides of sliding rack 3 are provided with sliding rail, while being provided on the inside of 22 both sides of foundation assembly for beds and sliding railMatched guide rail, sliding rail and guide rail are oriented to sliding rack 3 is combined into.
In the present embodiment, as shown in Figures 2 to 4, seat plate is fixedly mounted on sliding rack 3, when sliding rack 3 slides,Sliding rack 3 is by driving seat plate movement to move entire chair assembly 1.When patient with sitting posture or help just posture be sitting in wheelWhen on chair bed, the weight of patient has all been fallen on seat plate mostly, therefore, seat plate is mounted on sliding rack 3 in this programme, that is, is satPlate is directly supported by sliding rack 3, may make seat plate and support construction intensity below higher in this way, relatively robust, prevents from taking turnsChair bed is sat bad.
In the present embodiment, as shown in Figures 2 and 3, seat plate includes the first seat plate 121 and the second seat plate being hinged122, the first end and backboard 11 of the first seat plate 121 are hinged, the first end of the second end of the first seat plate 121 and the second seat plate 122Hingedly, the second end of the second seat plate 122 and leg plate 13 are hinged.Wherein, the first seat plate 121 is fixed on sliding rack 3, and the second seat plateBe provided with seat plate motor push rod 123 between 122 and sliding rack 3, the body of seat plate motor push rod 123 with it is hinged on sliding rack 3Part 1231 is hinged, and the articulation piece 1232 of 122 bottom of push rod and the second seat plate of seat plate motor push rod 123 is hinged, passes through seat plate electricityThe flexible of machine push rod 123 realizes overturning of second seat plate 122 relative to sliding rack 3, i.e. turning over relative to the first seat plate 121Turn.When Wheel-chair type bed is changed into wheelchair state, the second seat plate 122 can be made to tilt by control seat plate motor push rod 123, when theAfter two seat plates 122 tilt, backboard 11 and two pieces of seat plates 121,122 just form recessed shape, with regard to buttocks when patient is seatedPositioned at the lower recess, patient can be effectively prevent from the wheelchair to slide, improve safety when use.
In the present embodiment, as shown in Figures 2 and 3, back turning mechanism includes backboard motor push rod 111, backboard motorThe body of push rod 111 and the articulation piece 1121 on sliding rack 3 are hinged, push rod and 11 back side of backboard of backboard motor push rod 111Articulation piece 1113 is hinged, and flexible by backboard motor push rod 111 realizes overturning of the backboard 11 relative to sliding rack 3, i.e. phaseOverturning for seat plate.
In the present embodiment, as shown in Figures 2 and 3, leg slab overturning machine structure includes leg board motor push rod 131, leg board motorThe body of push rod 131 and the articulation piece 1311 on sliding rack 3 are hinged, the push rod of leg board motor push rod 131 and the back side of leg plate 13Articulation piece 1312 it is hinged, flexible by leg board motor push rod 131 realizes overturning of the leg plate 13 relative to seat plate.With it is existingUnlike the physiotherapy couch of technology, leg plate 13 in the present invention can do -90 ° to 60 ° relative to the plane where seat plate and turn overTurn；As shown in figure 4, for leg plate 13 relative to seat plate at -90 ° the case where, in this case, realize wheelchair position；Such as Fig. 5It is shown, be leg plate 13 relative to seat plate at 60 ° the case where, in this case, realize and help just position.
In the present embodiment, as shown in Figures 2 and 3, pedal turnover mechanism includes connecting rod 141, one end of connecting rod 141Hinged with sliding rack 3, the other end of connecting rod 141 and the articulation piece 1411 of 14 bottom of pedal are hinged.In this way, connecting rod 141, legPlate 13, pedal 14 form four-bar mechanism between sliding rack 3, and in deformation, leg plate 13 is overturn, and are based on four-bar mechanism principle, connectionBar 141, which can pull pedal 14, overturns pedal 14 relative to leg plate 13.When Wheel-chair type bed is changed into wheelchair position as shown in Figure 3When, pedal 14 is pullled by connecting rod 141, and pedal 14 is made to be in the state for being basically parallel to horizontal plane；When Wheel-chair type bed changesPedal 14 is supported by connecting rod 141 when helping just position to be as shown in Figure 4, is also in pedal 14 and is basically parallel to waterThe state of plane.
In the present embodiment, as shown in figure 9, pedal 14 is connected with bed tail plate component 142, bed tail plate component 142 and pedal14 are slidably connected, and can partially be retracted pedal 14 and part stretching pedal 14.It is set between bed tail plate component 142 and pedal 14It is equipped with bed tail plate telescoping mechanism.Bed tail plate telescoping mechanism includes tailstock board motor push rod 141, the machine of tailstock board motor push rod 141Articulation piece 1412 on body and pedal 14 is hinged, and the push rod and bed tail plate component 142 of tailstock board motor push rod 141 are hinged, passes throughThe flexible retraction or stretching to realize bed tail plate component 142 of tailstock board motor push rod 141, when patient needs to go down Wheel-chair type bed shapeWhen the Wheel-chair type bed of state, bed tail plate component 142 stretches out outward, provides enough steering spaces for the leg of patient, facilitates under patientBed.In addition, being also provided with step roller 143, when Wheel-chair type bed, which is changed into wheelchair, turns state, step roller in the lower section of pedal 14143 can provide certain support for pedal 14.
Flexible foundation assembly for beds
When Wheel-chair type bed is in supine position, the length of foundation assembly for beds 2 is that length required when lying low with patient is corresponding,And when Wheel-chair type bed is changed into wheelchair state, if the length of foundation assembly for beds 2 still with hospital bed state when it is consistent if, be inconvenientIt the movement of Wheel-chair type bed and uses.For this purpose, foundation assembly for beds 2 is set as retractable structure in the present embodiment, specifically, such as Fig. 7 instituteShow, in Fig. 7, foundation assembly for beds 2 include the longitudinally disposed first part (i.e. head of a bed part) for being located at the left side shown in Fig. 7 andThe second part (i.e. tailstock part) on the right shown in Fig. 7, the first attachment beam is extended to tailstock part in head of a bed part,The second attachment beam is extended to head of a bed part in tailstock part, and the second attachment beam is hollow, the first attachment beam the second attachment beam of reeveMiddle vacancy and can be in the hollow interior sliding of the second attachment beam, by above structure, the longitudinal direction for being just able to achieve foundation assembly for beds 2 is stretchedContracting.Certainly, the longitudinal extension that foundation assembly for beds is realized above by hollow structure is only a kind of preferred embodiment, according to upperThe principle stated can also realize that longitudinal extension, similar replacement also fall into protection model of the invention using such as sliding rail modeWithin enclosing.
Specifically, in the present embodiment, as shown in Fig. 2, foundation assembly for beds 2 includes bed frame 22 and lower bedstead 21；Such as Fig. 7 instituteShow, the head of a bed part of foundation assembly for beds 2 includes the first half 221 of bed frame 22 and the first half 211 of lower bedstead 21, bedstead groupThe tailstock part of part 2 includes the latter half 222 of bed frame 22 and the latter half 212 of lower bedstead 21；What first half stretched outFirst attachment beam can be inserted into the second hollow attachment beam of latter half stretching, realize that the longitudinal direction of entire foundation assembly for beds 2 is stretchedContracting.In order to realize automatic telescopic, bedstead telescoping mechanism is provided between head of a bed part and tailstock part, in the present embodiment bedFrame telescoping mechanism is specially telescope motor 23.Telescope motor 23 is arranged two altogether, wherein one is disposed longitudinally on bed frame 22Between front and rear part, another is disposed longitudinally between the front and rear part of lower bedstead 21, and two telescope motors 23 are coordinated to transport simultaneouslyMake, realizes the automatic longitudinal extension of entire foundation assembly for beds 2.After the contraction of foundation assembly for beds 2, the longitudinal length of foundation assembly for beds 2 is aboutTherefore half when supine position saves space, the conveniently moving after becoming wheelchair position.
Elevating mechanism
In the present embodiment, in order to facilitate patient to turn over, lifting is also provided between bed frame 22 and lower bedstead 21Mechanism changes the angle of bed frame 22 by the elevating movement of elevating mechanism, provides convenience to turn over for patient, rises simultaneouslyDescending mechanism can also drive bed frame 22 to go up and down in the height direction, change the height of bed frame 22, patient is facilitated to go to bed.SpecificallyAs shown in Figure 6 and Figure 7, in the present embodiment, elevating mechanism preferably uses lifting motor 24, and lifting motor 24 controls simply, fortuneDynamic precision is high, such as hydraulic elevator platform, linear motor elevating mechanism also can be selected, as long as being able to achieve certainly for preferably selectionElevating function, similar replacement should also be fallen under the scope of the present invention.In terms of the number selection of lifting motor 24,Three have been selected in the present embodiment, the principle in a face is determined according to three points, are selected three lifting motors 24 can be realized and are changedBecome the purpose that bed frame 22 is inclined relative to horizontal, and this is also optimal selection: if selecting four lifting motors 24,When controlling that precision is not high or the kinematic accuracy of lifting motor 24 is not high, theoretically just have a lifting motor 24 be suspended orInterference is generated with bed frame 22, and actually will result in the deformation of components, this can damage components, influence to makeWith the service life, and the generation of the above problem can be prevented if selecting three lifting motors 24.In terms of the distribution of lifting motor 24,Two lifting motors 24 are located at the two sides of one end where tailstock, another lifting motor 24 is located in one end where the head of a bedPortion, when Wheel-chair type bed becomes wheelchair position, patient is one end where being sitting in tailstock, and weight mainly falls in one where tailstockEnd, therefore two lifting motors 24 are set in one end where tailstock in this programme, tailstock part can be enabled to mention for patientFor more steady support.Wheel-chair type bed be supine position when, three 24 coordinate operations of lifting motor can be realized lean forward, afterIncline, the function of left-right rollover, patient is facilitated to turn over.Three, four are selected it shall be apparent to one skilled in the art that should appreciate thatA or multiple lifting motors 24 are for realizing the purpose for the angle for changing bed frame 22, and therefore, similar replacement is also fallen intoWithin protection scope of the present invention.
Adjust component
Firstly, defining connecting portion between each lifting motor 24 and bed frame 22 is tie point, according to Pythagorean theorem,Because lifting motor 24 can only be vertically moved up or down, when bed frame 22 is changed into inclined state from horizontality, each tie pointThe distance between can increase, if will cause part zero surely between lifting motor 24 and bed frame 22 to be fixedly connectedThe deformation of part, this is detrimental to the long-time service of Wheel-chair type bed, for this purpose, in the present embodiment, as shown in fig. 7, in lifting motor 24Movable end and bed frame 22 between be provided with the adjusting component 25 for being able to solve above-mentioned parts problem on deformation.
In the present embodiment, as shown in figure 8, adjust component 25 include first rotating shaft 251, the first movable part 252 andSecond movable part 254；First rotating shaft 251 is fixed on the movable end of lifting motor 24, and the first movable part 252 is sheathed on firstShaft 251 and can around first rotating shaft 251 rotate and sliding axially along the first rotating shaft 251, the first movable part 252 towards hang downDirectly in protruding second shaft 253 of the axially direction of first rotating shaft 251, the second movable part 254 includes two basic phasesMutually vertical mounting surface, one of mounting surface, which is sheathed on the second shaft 253, enables the second movable part 254 around the second shaft253 rotations, another mounting surface are fixedly connected with bed frame 22.Being provided at the both ends of first rotating shaft 251 prevents the first activityComponent 252 skids off the top flat 255 of first rotating shaft 251.In in this implementation, the second shaft 251 is symmetrically arranged two, sets simultaneouslyTwo the second movable parts 254 are set, to increase the quantity for adjusting the fixed connection point between component 25 and bed frame 22, increases and connectsThe intensity connect.By above structure, each adjusting component 25 be can provide: one along the freedom degree in axial sliding of first rotating shaft 251,One freedom degree and a freedom degree axially rotated along the second shaft 253 axially rotated along first rotating shaft 251.Therefore, oftenA adjusting component 25 can be regarded as the ball-joint structure that can be slided, and have the function of that ball-joint just can make bed frame22 can do three-dimensional rotation relative to the movable end of lifting motor 24, and having the function of sliding just can enable bed frame 22Movable end relative to lifting motor 24 does small-scale translation, keeps the distance between each above-mentioned tie point variable, therefore, adoptsThe problem of just can solve above-mentioned parts deformation with the adjusting component 25 of this kind of structure.
In the present embodiment, it as shown in fig. 7, on the lifting motor 24 at the middle part of the one end being located at where the head of a bed, adjustsThe longitudinal direction for being axially parallel to Wheel-chair type bed of the first rotating shaft 251 of component 25；The two sides of one end where being located at tailstockOn lifting motor 24, the transverse direction for being axially parallel to Wheel-chair type bed of the first rotating shaft 251 of component 25 is adjusted.In this way, when going to bedWhen frame 22 is changed into the state that the high tailstock of the head of a bed is low or head of a bed sunken bed tail is high from horizontality, in one end where the head of a bedFirst rotating shaft 251 on the lifting motor 24 in portion can provide the freedom degree of longitudinal sliding motion for bed frame 22；When bed frame 22 is from waterWhen level state is changed into the state of left-right rollover, two first on the lifting motor 24 of the two sides of one end where tailstockShaft 251 can provide the freedom degree slid laterally for bed frame 22；The offer of above-mentioned freedom degree is so that between each tie pointDistance can change, achieve the purpose that eliminate interference, prevent the deformation of components.Certainly, above-mentioned modes of emplacement is only oneThe direction of kind preferred embodiment, each first rotating shaft 251 is also possible to multiplicity, as long as respective direction can be providedThe problem of sliding, just can solve above-mentioned interference, therefore, relevant replacement is also fallen within protection scope of the present invention.
Toilet seat mechanism
In the present embodiment, as shown in Figure 1, being additionally provided with toilet seat mechanism 4 on foundation assembly for beds 2, facilitate patient.Toilet machineStructure 4 is arranged between the bed frame 22 of foundation assembly for beds 2 and lower bedstead 21, toilet seat mechanism 4 include mounting base, horicontal motion mechanism,Elevating mechanism and water-closet bowl, mounting base are slidably mounted on lower bedstead 21, and horicontal motion mechanism is arranged in mounting base and lower bedstead 21Between with drive installation seat horizontal movement, elevating mechanism is set between water-closet bowl and mounting base to drive water-closet bowl is vertical to transportIt is dynamic.When patient needs to help just, horicontal motion mechanism drives mounting base to move horizontally the stern subordinate for making water-closet bowl be moved to patientSide, after horizontal position adjustment is complete, elevating mechanism drives water-closet bowl to be promoted, and water-closet bowl is promoted to the suitable height of patient.SpecificallyThe structure and principle of the ground toilet seat mechanism can refer to Chinese invention patent application CN104887424A, therefore no longer be described in detail.It is correspondingGround, setting helps just hole on the first seat plate 121, this helps on just hole and is stamped cover board, and when patient does not need toilet seat, cover board is blockedHelp just hole.It is illustrated in figure 5 and helps just position, through studying, when the position of human body is the position that both legs as shown in Figure 5 up tiltWhen, be conducive to the discharge of stool, therefore, it is in order to reality that Wheel-chair type bed setting leg plate 13, which can be flipped up certain angle,Just position is helped as existing, facilitates patient, this is also the function that existing physiotherapy couch cannot provide.
The transformation of each position
As shown in Figure 1, the two sides of the Wheel-chair type bed are additionally provided with multiple fence assemblies, fence assembly is removably attachable to bedThe two sides of board group part 2, and can be slided along chair assembly 2, enabling prevents fence assembly in Wheel-chair type bed state transformationBetween mutually collide.Meanwhile console is provided on fence assembly, patient or medical staff can by manipulation console comeIt realizes the various functions of Wheel-chair type bed, and realizes key deformation.
As shown in Figure 1, the supine position of as Wheel-chair type bed, when Wheel-chair type bed is located at supine position, seat plate passes through sliding rack 3Be supported, backboard 11, leg plate 13 turnover mechanism be reduced to limit position, so that backboard 11 and leg plate 13 is passed through foundation assembly for beds2 supports, can guarantee stationarity when Wheel-chair type bed is located at supine position in this way, guarantee the comfort level of patient.
Become wheelchair position from supine position, i.e., is changed into position shown in Fig. 4, transition process from position shown in FIG. 1It is as follows: sliding rack 3 slide backward and leg plate 13 and pedal 14 vacantly, backboard 11 is flipped up, and leg plate 13 downwardly turns over, simultaneouslyConnecting rod 141 pulls into pedal 14 the horizontal state that is basically parallel to, and foundation assembly for beds 2 is shunk, and eventually becomes section space-efficientWheelchair position, (foundation assembly for beds 2 is not contracted in Fig. 4).
Become helping just position from supine position, i.e., is changed into position shown in fig. 5, transition process from position shown in FIG. 1As follows: backboard 11 is flipped up, and leg plate 13 is flipped up, while pedal 14 is pullled into the level of being basically parallel to by connecting rod 141State, Zhu Bian mechanism 4 promotes water-closet bowl, opens the cover board helped on just hole, eventually becomes and help just position.Position is tilted, i.e.,Position shown in fig. 6 simultaneously declines in Fig. 6 for the lifting motor positioned at tailstock two sides to realize that the high leg of patient head is lowPosition；Certainly, the lifting motor 24 of tailstock side also can control to decline, the lifting motor 24 of the tailstock other side does not decline or declinesA small distance, while the lifting motor of the head of a bed makees adaptability decline, to realize so that the high other side in patient side is low is convenient forThe position of turn.
Finally, it should be noted that above-described embodiments are merely to illustrate the technical scheme, rather than to itLimitation；Although the present invention is described in detail referring to the foregoing embodiments, those skilled in the art should understand that:It can still modify to technical solution documented by previous embodiment, or to part of or all technical features intoRow equivalent replacement；And these modifications or substitutions, it does not separate the essence of the corresponding technical solution various embodiments of the present invention technical sideThe range of case.