CN103596538A - Height-adjustable support for patients - Google Patents

Height-adjustable support for patients Download PDF

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Publication number
CN103596538A
CN103596538A CN201280028031.7A CN201280028031A CN103596538A CN 103596538 A CN103596538 A CN 103596538A CN 201280028031 A CN201280028031 A CN 201280028031A CN 103596538 A CN103596538 A CN 103596538A
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CN
China
Prior art keywords
lifting
patient
rod structure
lifting bed
lead
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Granted
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CN201280028031.7A
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Chinese (zh)
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CN103596538B (en
Inventor
A.纳克
C.哈特
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Hoerbiger Automatisierungstechnik Holding GmbH
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Hoerbiger Automatisierungstechnik Holding GmbH
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Publication of CN103596538A publication Critical patent/CN103596538A/en
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Publication of CN103596538B publication Critical patent/CN103596538B/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/02Adjustable operating tables; Controls therefor
    • A61G13/06Adjustable operating tables; Controls therefor raising or lowering of the whole table surface

Abstract

A lifting structure (1) of a height-adjustable support for patients comprises a telescopic lifting pillar having a fixed pillar structure (2), a linearly displaceable pillar structure (3) movable relative thereto, and a lift drive acting between the fixed and the movable pillar structure. The fixed pillar structure comprises two guide pillars (5) having a cylindrical surface aligned parallel with each other and held spaced apart from each other. The two guide pillars (5) are held spaced apart from each other by way of a spacer element (6) extending between the guide pillars substantially over the entire height thereof. Sliding blocks (22) forming a part of the movable pillar structure (3) and each fitted with at least one slide shell (25) of substantially half-shell form are guided in a sliding manner on the guide pillars (5).

Description

Patient's lifting bed
Technical field
The present invention relates to patient's lifting bed of a kind of especially therapeutic bed or operating-table form, it comprises the bed structure that can rise and decline by lifting structure, wherein said lifting structure comprises telescopic lifting post, this telescopic lifting post comprises having two fixing rod structures directed, that mutually keep lead spacing, that have cylindrical surface that are parallel to each other, and also comprises movable rod structure that can traveling priority with respect to described fixing rod structure and acts on the lifting drive between described fixing rod structure and movable rod structure.
Background technology
Patient's lifting bed of multiple different forms of implementation is known and in practical application.According to their particular provisions and in related country the industry standard to corresponding uses, this class patient lifting bed must meet different requirements, exactly, not only to consider provided lifting power especially, and for example also will consider the different bending moment that telescopic lifting post can bear in the situation that not damaging its job security.
The patient's lifting bed that starts described type is herein for example open at EP792630A1.Wherein two columniform leads are fixedly connected with base plate and keep extending upward in parallel to each other from this base plate, and by beam type, stull interconnects in the upper end of wherein said lead.Movable rod structure comprises column sleeve, surrounds the reinforced pipe of lead and the medial surface of this column sleeve and is rigidly connected.Described in encirclement that is circuit card, the telescopic director element of the corresponding circumference of the corresponding lead setting is arranged in described reinforced pipe.
By DE10113807C1 and more known other the patient's lifting bed of DE102005050856A1, it has the guider of guiding described movable rod structure on two leads of ingredient that form described fixing rod structure.
Summary of the invention
Therefore, technical problem to be solved by this invention is, a kind of patient's lifting bed of the above-mentioned type is provided, although this patient's lifting bed manufacturing cost is relatively low, not only follows the minimum requirements of variant national regulation, and can obviously not exceed standard.
Above-mentioned technical problem is solved like this according to the present invention,, in patient's lifting bed of the above-mentioned type, described two leads are kept at a distance mutually by the spacing part substantially extending between these two leads along its whole height, and form described movable rod structure ingredient, be respectively equipped with at least one slide block substantially with the slip shell of halfliner shape and guide slidably movement at described lead.Therefore, especially significantly part of the present invention is: fixing rod structure has the spacing part substantially extending along its whole height between two leads.This continuous spacing part makes two leads keep predetermined distance along its whole length that extends axially, thereby has strictly limited the danger that lead is out of shape when bearing high load capacity.This has realized, because two leads are able to mutually strengthen continuously by above-mentioned continuous spacing part, so adopt relatively long and narrow (perhaps even tubular, that is hollow) lead, this has reached the cramped construction same with version cheaply, at this, particularly will adopt standardized member (for example piston rod) as starting point, for lead, can contribute to reduce costs significantly.At this particularly advantageously: described spacing part groove at side surface, is arranged in the dead slot of spacing part described lead.This contributes in the meaning that high-intensity fixing rod structure is provided, again fundamentally by spacing part, to reach the above-mentioned enhancing to two leads with alap cost.
In addition, salient point of the present invention is: slip shell has halfliner shape substantially.According to a kind of corresponding layout of slide block, slip shell laterally acts on and by two leads and at least one, is arranged on the unit that the spacing part between lead forms in both sides in this case.By two leads be arranged on spacing part between them and form a constitutionally stable unit according to above-mentioned thought, movable rod structure externally acts on described unit by means of the slip shell of mutual opposed halfliner shape, in addition, in order seamlessly to support and guide described movable rod structure on fixing rod structure, the intrinsic elastic force that utilizes to a certain extent (make lead keep certain distance) spacing part is also feasible.Therefore for example, in the situation that adopting parts (lead and slip shell), also can realize accurately, seamlessly on fixing rod structure, guide described movable rod structure, and described parts are born than the lower slightly strict tolerance of patient's lifting bed according to the known the above-mentioned type of prior art.Statics based on above-mentioned, that is due to by halfliner formula in both sides on fixing rod structure slidably the mobile transferable power of slip shell lead can be pressed in the dead slot above having elaborated of spacing part, therefore abandoned other connecting devices that may need.
Therefore, according to project organization of the present invention, realized, as can be seen the elaboration from below, for example, even if (intensity aspect) sees the standardized components that adopts relatively economical from different aspect in the situation that of machinery or the peak demand of stability aspect, can not lose lifting structure for operation vital precision and bearing capacity, in addition, according to the lifting structure of patient's lifting bed of the present invention, also can design very compactly when needed.
According to first preferred expansion design of the present invention, particularly preferably be, each slide block is provided with two slip shells of space distance vertically.This is conducive on fixing rod structure, guide accurately movable rod structure compared with less wear ground.
In addition, particularly preferably be, described slip shell is by being embedded in the bearing of reinforcement of slide block and along in the described slide block of being axially fixed in of lead, and especially step or the convex shoulder by the both sides in slide block reaches the axial restraint along both direction thus.Because this pure mechanical type is vertically fixed, described slip shell when needed (when movable rod structure is removed) can be changed easily.The slip shell of halfliner shape is anti-rotation fixing in the corresponding bearing that the correspondence of slide block sets, once need, can realize by simple measure, for example, by the overlap joint plunger of steady pin.According to a kind of most preferred scheme, described slip shell is riveted and/or is adhesively fixed in described slide block by (knockdown if desired).
The spacing part of fixing rod structure can advantageously be designed to the form of solid distance plate in specific purposes, and wherein fixing on described distance plate of described lead especially can be by fixedly realizing with pin in this case.And particularly preferably be for other typical case application, according to another expansion design of the present invention, the spacing part of described fixing rod structure is designed to extrudate box and/or that be provided with inner reinforcement, for example, be formed from aluminium.This spacing part that is designed to extrudate is optimum by thought described above about its intrinsic elasticity aspect, so also can adapt to following requirement, that is, seamlessly the adhesive force as much as possible on lead is comprising two leads and is being arranged on the construction unit of the spacing part between them guiding mobile movable rod structure under the effect of definite pretightning force that is with slip shell.
In addition, by spacing part being designed to extrudate, can realize in simple mode, this spacing part has the cavity being arranged between lead, and at least one linear actuator of setting corresponding to lifting drive (for example hydraulic cylinder) is arranged in this cavity.Lifting drive can act in this way by the definite plane of two leads, and for the reason of stability, it is favourable doing like this.Preferably, described extrudate has the side face of sealing substantially to the same reason for stability aspect.
Especially above-mentioned spacing part is designed to extrudate in the situation that, the side dead slot having elaborated above has supporting rib, and lead is arranged in these dead slots, and described lead is local that is typically along linear contact surface, abut on described supporting rib.This supporting rib (or backbar) can be with extremely low expense following process, and especially, aspect tolerance balancing, this relates to the size of extrudate and/or lead.When lead large area is fitted on spacing part, equally only with different just can realizing compared with high-tech cost.
According to the present invention, another preferably expands design, and described lead has columniform outer surface.These leads are preferably designed to solid shaft-like (vide infra), but completely also can consider tubular the described lead that designs according to remaining project organization at this.Especially preferred, described lead has respectively the outer surface of hard plating.Although from less maintenance but consider that compared with the aspect of high life the outstanding sliding properties of movable rod structure on fixing rod structure realize by following measure at this,, the slip shell that set corresponding to slide block is by the non-ferrous metal with polymer coating, and the bronze especially with POM-sliding coating is made.
Same from the viewpoint of prepare high-intensity fixing rod structure with alap cost, the unit being comprised of two leads and spacing part is preferably assemblied on base plate, wherein, in the situation that spacing part is designed to distance plate, described distance plate is preferably additionally reinforced by means of support plate with respect to this base plate.This support plate is being considered telescopic lifting post one-sided being arranged on distance plate only particularly preferably aspect compact conformation as far as possible.
As has been described above, two leads are preferably interconnected and are fixed by base plate in its bottom, two leads interconnect by means of crossbeam in the region of end thereon, and wherein above-mentioned in the case crossbeam is preferably embedded in the end face groove of described lead.And by means of the spacing part substantially extending along its whole height, strengthen each other in view of two leads, this neither be necessarily required to two distolateral additional connections of lead.
According to another different expansion design of the present invention, described movable rod structure comprises clip, and described two slide blocks are placed on described clip.At this, particularly preferably be, one of at least described two slide blocks adjustable ground on described clip is fixed, and wherein can be provided with two vertically that is along the bolt locking device of longitudinal apart distance of lead for this reason.By means of this control method, can regulate gap, especially reach compensation lead and/or the possible error of slip shell.This design is especially applicable to following situation, that is, spacing part is designed to the form of solid distance plate, and this solid distance plate does not have the intrinsic elastic force of compensate for clearance and/or tolerance balancing.
When otherwise, while especially reaching enough gap and/or tolerance compensating by the supporting rib described in the dead slot of spacing part and/or movable rod structure or spacing part, this independent adjustable afterwards of slide block is highly significant.Described slide block even can form a whole ingredient of all the other members of described movable rod structure in this case, for example in inside, be formed in along on the tubular-shaped structures part circumferentially substantially sealing, this tubular-shaped structures part surrounds described fixing rod structure and it is included in to inside.The tubular-shaped structures part that described edge is circumferentially sealed substantially can integrally for example be made by extrusion molding at this.
This so design of above-mentioned movable rod structure, that is, it comprises the tubular-shaped structures part that an edge is circumferentially sealed substantially, aspect stability, is not only favourable.And this be also conducive to from modular construction mode cheaply consider to reach manufacture flexible.Following measure also contributes to realize this point,, on the outer peripheral face of described tubular-shaped structures part, be provided with the T-slot extending along moving direction, can immobilized patients lifting bed on these T-slots especially for example, for the important parts (servo hydraulic cylinder, valve sets, hydraulic pressure unit) of operation.
Said tubular-shaped structures part preferably has the preferred board-like enclosed construction on top, described lifting drive is fixed on this enclosed construction, the enclosed construction on wherein said top has through hole, during position at described movable rod structure in declining completely described in the upper end of lead through described through hole.Can optimize the impulse stroke of described lifting structure in this way.
The salient point of another different preferred development of the present invention design is, hydraulic lifting driving device is set, and this hydraulic lifting driving device preferably includes the hydraulic pressure unit being arranged on described movable rod structure.At the miscellaneous part of this hydraulic lifting driving device of flexible configuration and may also have other fluid pressure drive devices time (especially for the bearing of trend along bed structure and transverse to this bearing of trend adjust the gradient of bed structure) in this patient's lifting bed, do not need for compensating the fluid pressure line of the stroke of telescopic lifting post, but all fluid pressure line can be laid on described movable rod structure in this case.If adopt this hydraulic lifting driving device with lifting hydraulic cylinder device, this lifting hydraulic cylinder device by the particularly preferred expansion of the present invention design by movable rod structure at least on its a part of axial height, seal completely around.With extremely low cost, obtain in this way the movable rod structure of the special rigidity identical with cramped construction, this movable rod structure is also particularly suitable for, and bears smoothly the design load (especially bending moment) of defined without any interruption of service ground.
Only, for the reason of integrity, it is pointed out that the present invention not only can be applied in the patient's lifting bed that comprises the lifting structure with one-level telescopic lifting post, and can be applied in patient's lifting bed that its lifting structure has multi-stage expansion lifting column.In addition, it should be appreciated that, for example, when described fixing rod structure replaces parts that combined with spacing part by two leads and while comprising identical unit integral type, that come from an extrudate of function, also can under any circumstance reach more widely above and/or below in the explanation of specific embodiment, set forth to according to the relevant advantage of lifting structure of the present invention.The unit of this integral type can be comprised of two edge side cylinder section bars section and intermediate proximate matter portion sections that are arranged between described two edge side section bars sections of exercising respectively the outer surface with cylindrical portion section form of guide effect, and supporting and booster action are given the credit to this intermediate proximate matter portion section substantially.
Accompanying drawing explanation
By means of two embodiment illustrated in the accompanying drawings, the present invention is elaborated below.Wherein:
Fig. 1 shows according to the lifting structure of first embodiment of patient's lifting bed of the present invention and in its maximum, rolls the configuration of position away from the perspective view from unilateral observation;
Fig. 2 shows the lifting structure shown in Fig. 1 with the perspective view of observing from opposite side;
Fig. 3 shows from the transitional region to movable rod structure transition according to the fixing rod structure of the lifting structure of Fig. 1 and Fig. 2 with fragmentary detail view;
Fig. 4 shows the transitional region shown in Fig. 3 with the cutaway view dissecing from perspective view;
Fig. 5 shows according to the lifting structure of second embodiment of patient's lifting bed of the present invention and in its maximum, sails the configuration of position into the perspective view of observing from oblique upper;
Fig. 6 shows the lifting structure shown in Fig. 5 and is removing the outside horizontal sectional drawing after the parts on movable rod structure that is arranged on.
The specific embodiment
In Fig. 1 to Fig. 4 of accompanying drawing, repeat the first form of implementation of illustrating, for promoting and the lifting structure 1 of the bed structure of (unshowned) patient lifting bed that lands comprises (this example one-level) telescopic lifting post, this lifting column has the movable rod structure 3 on the top that the fixing rod structure 2 of bottom and one can traveling priority with respect to this fixed leg structure.
At this, described fixing rod structure 2 comprises the vertical directed lead 5 of being parallel to each other of base plate 4, two, spacing part 6 and a supporting structure 8 that is arranged on distance plate 7 forms between described two leads 5 as critical piece.It is solid that two leads 5 are designed to, and has the outer surface of columniform hard plating.They are connected with bolt from below with base plate 4.Be designed to equally solid distance plate 7 and substantially along the whole height of lead 5, extend, two leads mutually keep a predetermined distance and strengthen each other by means of described distance plate 7.Distance plate 7 groove at side surfaces, make with the multiple dead slot 9 that can be embedded into distance plate 7 with the fixing lead 5 of pin of distance plate in or be installed in this dead slot 9.From the thickness of below and the bolted distance plate 7 of base plate 4 use, slightly lag behind the diameter of lead 5 simultaneously.In addition, the region of end thereon, lead 5 interconnects by means of crossbeam 10, and crossbeam 10 can be embedded in the corresponding end face groove of lead 5 and by means of fixed thereon of bolt 12 if desired.In the case, crossbeam 10 covers distance plate 7 from top.Supporting structure 8 comprises two support plates 13 of vertically laying, support plate 13 not only with base plate 4, but also be connected with distance plate 7 bolts, in addition, wherein two support plates 13 interconnect by two adapters 14 in order to strengthen supporting structure 8.
Movable rod structure 3 itself comprises an antitorque support 15, and this support 15 is spliced with the bolted side plate 17 of this backboard jointly by a backboard 16 and two substantially.Two transverse slats 18 that are connected with these two side plate bolts (are gone up at various height) extension and are also had in addition a top board 47 as the closed upper part part of described movable rod structure 3 between two side plates 17.In addition,, in each of two side plates 17, in the region of the bottom of movable rod structure section, settle a support plate 19.These support plates 19 are in order to form the clip 20 of rod structure 2 fixing described in the circuit card of side and to exceed side plate 17.
At relevant part 21 places that exceed, on described each support plate 19, a slide block 22 is set.Wherein said slide block 22 have respectively profile with described lead 5 suitable, be essentially semi-cylindrical groove 23.At this, in described groove 23, with mutual axial spacing, process respectively two bearings 24.The slip shell 25 of setting-in halfliner shape in these bearings, these slip shells are made by the bronze with POM-sliding coating.Slip shell 25 by pin anti-rotation along being circumferentially fixed on corresponding bearing 24, described pin is inserted in slide block 22 and its ailhead 26 fixes respectively the edge of relevant slip shell 26.The sliding-contact of the slip shell 25 being provided with by slide block 22 on the cylindrical surface of lead 5, can guide described movable rod structure 3 along lead 5 longitudinally on fixing rod structure 2 with respect to these fixing rod structure 2 translations slide.
Slide block 22 is placed on the support plate 19 that correspondence sets separately rectifiablely.Each slide block is provided with two bolt locking devices 27 for this reason.Be engaged to bolt 28 in the screw thread 29 of slide block 22 through locking plate 30, locking plate 30 itself is tightened onto in the screw thread 31 of support plate 19.The antidote providing has thus been realized tolerance compensating by adjusting best gap.
In addition, lifting column has a hydraulic lifting driving device acting between fixing rod structure 2 and movable rod structure 3.This driving device comprises that one is arranged on hydraulic pressure unit on movable rod structure 3 32, one and is arranged on lift valve and the lifting hydraulic cylinder device 34 with hydraulic cylinder-piston unit 35 in valve gear 33.By cylinder-piston unit 35, hydraulic cylinder 36 being fixed on movable rod structure 3, exactly, being to be fixed on top board 47, and piston rod 37 is fixed on fixing rod structure 2, exactly, is to be fixed on its base plate 4.By the structure of the movable rod structure 3 with a backboard 16, two side plates 17 and a transverse slat 18 that above elaborates, the rod structure on top has a cavity, described hydraulic cylinder-piston unit 35 is contained in this cavity, make lifting hydraulic cylinder device 34 by movable rod structure 3 at least on its a part of axial height, seal completely around.
In Fig. 1 and Fig. 2, finally can also see assembling frame 38, it in the upper end of telescopic lifting post by a middle boxes 46 universal joints ground hinged supports and the bed structure of patient's lifting bed is installed thereon.For along bed structure longitudinally and transverse to this, longitudinally adjust the gradient of bed structure, be provided with two rotary cylinder devices 39 and 40, cylinder body 41 wherein and 42 is hinged on movable supporting structure 3 by rest pad 43, and piston rod 44 or 45 is separately hinged in assembling frame 38 or middle boxes 46.Two rotary cylinder devices 39 and 40 are supplied with by hydraulic pressure unit 32, are wherein also placed in valve gear 33 with the corresponding valve setting of rotary cylinder device 39 and 40.
According to fixing the showing with movable rod structure being formed by mutual bolted plate that above part elaborates, pointed out in advance a kind of like this method, that is, in the situation that adopting foundry goods, prepare the identical structure of function substantially.According to specific situation, adopt foundry goods to replace the structure of building obviously to reach cost-effective advantage, described specific situation, refers to except personalized requirement, for example to manufacture in addition according to the batch of lifting structure of the present invention.In addition, it is to be noted, lead needn't be the individual member separating that will splice with spacing part in order to set up fixing rod structure.Exactly, in framework of the present invention, completely also can consider to comprise two leads described in integrated manufacture and be arranged on the fixing rod structure of the spacing part between lead.In addition, self-evidently, set forth an embodiment above, but can not form restriction to the present invention who provides in claims from this embodiment.
Second embodiment at the lifting structure of the lifting of the patient implemented according to the invention bed shown in Fig. 5 and Fig. 6 shows, especially by having drawn in phase member identical or that function is identical and be provided with identical Reference numeral mutually, from feature and the difference above consideration the explanation of first embodiment below being elaborated.
That the spacing part 6 of fixing rod structure 2 is designed to substantial rectangular base shape at this and there is the extrudate 50 of closed outer peripheral face substantially being formed by longitudinal side wall 51 and horizontal sidewall 52.This extrudate 50 is provided with inner reinforcement 53, forms thus a plurality of chambers 54, and these chambers form a cavity 55 being arranged between described lead 5 mutually.In this cavity 55, settle hydraulic cylinder-piston unit 35.At folding corner region, extrudate 50 has groove 56, and bolt can be tightened onto in this groove, by means of these bolts, extrudate 50 is connected with base plate 4.
For holding dead slot 9 designs of lead 5 at the horizontal sidewall 52 of extrudate 50.Dead slot 9 has supporting rib 57, and local restriction of described lead 5 abuts on supporting rib 57, reclines especially in the case along long and narrow linear contact surface.
For the union end 58 of hydraulic cylinder-piston unit 35, in the upper area of extrudate 50, on reinforcement 53 and one of them longitudinal side wall 51, hole 59 is set therein, above-mentioned union end 58 enters in this hole 59 when movable rod structure 3 declines completely.
Movable rod structure 3 comprises that this structural member 60 is an extrusion equally and surrounds fixing rod structure 2 and comprise this rod structure 2 along the circumferential tubular-shaped structures part 60 of closure substantially.Slide block 22 forms a whole ingredient of described movable rod structure 3 at this, and the slip shell 25 of halfliner shape is placed on the bearing 24 of halfliner shape of described slide block 22, and for this reason, slide block 22 is formed on described tubular-shaped structures part 60 in inside.Said slip shell 25 is by knockdown riveted joint and bonding being fastened on slide block 22.
Described tubular-shaped structures part 60 has the upper enclosed construction 61 of top board 47 forms, and lifting drive is fixed on this top board.For this reason, the cylinder body of hydraulic cylinder-piston unit 35 is connected with top board by bolt 62.Top board 47 is connected with tubular-shaped structures part 60 by means of 4 bolts 63 itself, and these bolts are tightened onto in the respective aperture 64 of tubular-shaped structures part 60.Top board 47 has through hole 65, during position at described movable rod structure 3 in declining completely described in the upper end of lead 5 through described through hole 65.
The T-slot 66 extending along moving direction is set on the outer peripheral face of tubular-shaped structures part 60.These T-slots are for fixed hydraulic unit 32, two rotary cylinder devices 39 and 40 and valve sets 33.
The embodiment setting forth above can be deformed into according to a preferred expansion design, two cavitys 55 between lead that are arranged on of extrudate 50 are not received an independent hydraulic cylinder-piston unit 35, but (be designed to columniform, distolateral utilize piston rod to pass and seal rightly and be equipped with hydraulic joint) directly forms the cylinder body of hydraulic cylinder device.In this expansion design, directly in the cavity 55 of this extrudate 50, guiding is mobile hermetically for the piston of hydraulic cylinder device accordingly.On the other hand, this expansion design is also not limited to according to the particular design of the lifting structure shown in Fig. 5 and Fig. 6, the present invention with following extension feature is also considered as feasible program,, spacing part has at least one cylindrical cavity, piston seal ground guiding in this cavity of lifting drive is mobile, thereby spacing part and lifting drive form all-in-one-piece parts.

Claims (28)

1. patient's lifting bed of therapeutic bed or operating-table form especially, it comprises the bed structure that can rise and decline by lifting structure (1), wherein said lifting structure comprises telescopic lifting post, this telescopic lifting post comprises that having two is parallel to each other directed, mutual maintenance spacing, the fixing rod structure (2) with the lead (5) of cylindrical surface, also comprise movable rod structure (3) that can traveling priority with respect to described fixing rod structure and act on the lifting drive between described fixing rod structure and movable rod structure, it is characterized in that, described two leads (5) are kept at a distance mutually by the spacing part (6) substantially extending between these two leads along its whole height, and the ingredient that forms described movable rod structure (3), the slide block (22) that is respectively equipped with at least one slip shell (25) substantially with halfliner shape is guided mobile slidably at described lead (5).
2. according to patient's lifting bed claimed in claim 1, it is characterized in that, described slide block (22) has the bearing (24) for the shape of halfliner substantially of described slip shell (25).
3. according to the patient's lifting bed described in claim 1 or 2, it is characterized in that, each slide block (22) is provided with two slip shells (25) of space distance vertically.
4. according to the patient's lifting bed described in any one in claims 1 to 3, it is characterized in that, described slip shell (25) is axially fixed in described slide block (22) by being embedded in bearing (24), and described bearing is axially reinforced in both sides along lead.
5. according to the patient's lifting bed described in any one in claims 1 to 3, it is characterized in that, described slip shell (25) is by riveting and/or be adhesively fixed in described slide block (22).
6. according to the patient's lifting bed described in any one in claim 1 to 5, it is characterized in that, described lead (5) has columniform outer surface and is preferably designed to solid.
7. according to the patient's lifting bed described in any one in claim 1 to 6, it is characterized in that, described lead (5) has respectively the outer surface of hard plating.
8. according to the patient's lifting bed described in any one in claim 1 to 7, it is characterized in that, described slip shell (25) is by the non-ferrous metal with polymer coating, and the bronze especially with POM-coating is made.
9. according to the patient's lifting bed described in any one in claim 1 to 8, it is characterized in that, the spacing part (6) of described fixing rod structure (2) is designed to the form of solid distance plate (7).
10. according to patient's lifting bed claimed in claim 9, it is characterized in that, described lead (5) is fixed with pin with described distance plate (7) is multiple.
11. the patient's lifting bed according to described in claim 9 or 10, is characterized in that, described distance plate (7) is assemblied in base plate (4) above and reinforces by means of one-sided support plate (13) with respect to this base plate.
12. according to the patient's lifting bed described in any one in claim 1 to 8, it is characterized in that, the spacing part (6) of described fixing rod structure (2) is designed to extrudate box and/or that be provided with inner reinforcement (50).
13. according to the patient's lifting bed described in claim 12, it is characterized in that, described spacing part (6) has the cavity (55) being located between described lead (5), and at least one linear actuator of setting corresponding to lifting drive (35) is arranged in this cavity.
14. according to the patient's lifting bed described in claim 12 or 13, it is characterized in that, described extrudate (50) has the side face of sealing substantially.
15. according to the patient's lifting bed described in any one in claim 1 to 14, it is characterized in that described spacing part (6) groove at side surface is arranged in the dead slot (9) of spacing part (6) described lead (5).
16. according to the patient's lifting bed described in claim 15, it is characterized in that, described dead slot (9) has supporting rib (57), and local restriction of described lead (5) abuts on described supporting rib (57).
17. according to the patient's lifting bed described in any one in claim 1 to 11, it is characterized in that, described lead (5) the thereon region of end interconnects by means of crossbeam (10), and this crossbeam (10) is preferably embedded in the end face groove of described lead.
18. according to the patient's lifting bed described in any one in claim 1 to 17, it is characterized in that, described fixing rod structure (2) is surrounded and be included in this movable rod structure (3) inside by described movable rod structure (3).
19. according to the patient's lifting bed described in claim 18, it is characterized in that, described movable rod structure (3) comprises along the circumferential tubular-shaped structures part (60) of closure substantially.
20. according to the patient's lifting bed described in claim 19, it is characterized in that, described slide block (22) is a whole ingredient of described movable rod structure (3), and especially for this reason, described slide block (22) is formed on described tubular-shaped structures part (60).
21. according to the patient's lifting bed described in claim 19 or 20, it is characterized in that, is provided with the T-slot (66) extending along moving direction on the outer peripheral face of described tubular-shaped structures part (60).
22. according to the patient's lifting bed described in any one in claim 19 to 21, it is characterized in that, described tubular-shaped structures part (60) has the preferred board-like enclosed construction (47) on top, and described lifting drive is fixed on this enclosed construction.
23. according to the patient's lifting bed described in claim 22, it is characterized in that, the enclosed construction on described top (47) has through hole (65), during position at described movable rod structure (3) in declining completely described in the upper end of lead (5) through described through hole (65).
24. according to the patient's lifting bed described in any one in claim 1 to 17, it is characterized in that, described movable rod structure (3) comprises clip (20), and described two slide blocks (22) are placed on described clip.
25. according to the patient's lifting bed described in claim 24, it is characterized in that, one of at least described slide block (22) is fixed at the upper adjustable ground of described clip (20).
26. according to the patient's lifting bed described in any one in claim 1 to 25, it is characterized in that, hydraulic lifting driving device is set, and this hydraulic lifting driving device comprises the hydraulic pressure unit (32) being arranged on described movable rod structure (3).
27. according to the patient's lifting bed described in claim 26, it is characterized in that, described hydraulic lifting driving device comprises lifting hydraulic cylinder device (34), this lifting hydraulic cylinder device by movable rod structure (3) at least on its a part of axial height, seal completely around.
28. according to the patient's lifting bed described in any one in claim 1 to 26, it is characterized in that, described spacing part (6) has at least one columniform cavity, and guiding is mobile hermetically in this cavity for the piston of described lifting drive.
CN201280028031.7A 2011-06-08 2012-06-06 Patient's Height-adjustable Expired - Fee Related CN103596538B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102011103546A DE102011103546A1 (en) 2011-06-08 2011-06-08 Patient Hubliege
DE102011103546.3 2011-06-08
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CN108272586A (en) * 2017-01-06 2018-07-13 斯凯孚公司 Actuating system for controlling working table movement
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FR3083695B1 (en) * 2018-07-10 2020-06-26 Steris LIFTING COLUMN, ESPECIALLY FOR AN OPERATING TABLE
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CN110613578A (en) * 2019-09-23 2019-12-27 宁波科艺医疗器械有限公司 Liftable ophthalmic operating table with bidirectional translation head plate

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CN105310852A (en) * 2014-07-04 2016-02-10 迈柯唯有限公司 Device for adjusting the height of an operation table
US10028874B2 (en) 2014-07-04 2018-07-24 MAQUET GmbH Operating table base for an operating table
US10111797B2 (en) 2014-07-04 2018-10-30 MAQUET GmbH Device for height adjustment of an operating table
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CN108272586B (en) * 2017-01-06 2021-10-22 斯凯孚公司 Actuation system for controlling movement of a table

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DE102011103546A1 (en) 2012-12-13
BR112013030654A2 (en) 2016-11-29
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EP2717826B1 (en) 2015-05-27
CN103596538B (en) 2016-02-24
PL2717826T3 (en) 2015-10-30

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