CN217245265U - Nursing bed is from extending position belly decompression mechanism and multi-functional nursing bed - Google Patents

Abstract

The utility model relates to the technical field of medical care equipment, in particular to a self-extension abdomen pressure reducing mechanism of a nursing bed and a multifunctional nursing bed, which comprises a head fixing frame, a tail fixing frame and a buttock fixing frame which are sequentially hinged, and also comprises a back-lifting movable mechanism arranged on the head fixing frame; the back lifting movable mechanism comprises a back lifting movable frame, a back lifting assembly and a head telescopic driving piece; the telescopic end of the head telescopic driving piece is hinged with the back lifting assembly, and the back lifting assembly is hinged with the back lifting movable frame; the back lifting assembly is driven by the head telescopic driving piece, so that the back lifting movable frame can rotate around a hinge point between the back lifting movable frame and the back lifting assembly. The utility model provides a nursing bed is from extending a belly decompression mechanism can realize leaning forward and back-facing, back lift, shank go up and down the action such as, and its simple structure is firm, convenient operation safety, at user action in-process, can effectively alleviate user's abdomen portion, reduces the extrusion force.

Description

Nursing bed is from extending position belly decompression mechanism and multi-functional nursing bed

Technical Field

The utility model relates to a medical care equipment technical field, in particular to nursing bed is from delaying position belly decompression mechanism and multi-functional nursing bed.

Background

With the development of science and technology, the medical care bed is widely applied to the life of people, such as hospitals, nursing homes, rehabilitation centers, families and the like. At present, the movable bed board of the nursing bed in the market changes the body position of a person by pushing a back movable frame or a leg movable frame through an electric push rod, for example, a multifunctional automatic nursing bed disclosed in 2012, 07, 18 is published by a patent number 201120390020.6, the device is provided with a plurality of turning plates and adjusting plates on a bed frame, and the body position of a patient is changed through the pushing, pulling and turning actions of the turning plates and the adjusting plates.

Above-mentioned patent can help the patient to accomplish the action of getting up the back of the body, standing up, but has because the range of tumbling is great, the relatively poor problem of comfort of use, goes on along with getting up the back of the body moreover, makes patient's health sideslip on the bed board easily, has great potential safety hazard. In addition, after the turning plate is turned and supported, the angle of the turning plate between the back turning plate and the leg turning plate is reduced, and the connecting position is unchanged, so that the waist and the abdomen of a person are extruded, discomfort is generated, and nursing is not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of discomfort of the nursing bed in the prior art, the utility model provides a self-extending abdomen pressure reducing mechanism of the nursing bed,

comprises a head fixing frame, a tail fixing frame, a hip fixing frame and a back lifting moving mechanism;

one end of the head fixing frame and one end of the tail fixing frame are symmetrically hinged on two sides of the buttock fixing frame to form a bedstead, and the other end of the head fixing frame and the tail fixing frame are rotatably connected with the head cross bar frame and the tail cross bar frame;

the back lifting movable mechanism is arranged on the head fixing frame and comprises a back lifting movable frame, a back lifting assembly and a head telescopic driving piece;

the back lifting assembly comprises a guide rail bracket, a supporting circular tube, a back lifting rotating shaft, a back lifting connecting rod and a back lifting supporting rod; the guide rail brackets are arranged on two sides of the end part of the head fixing frame close to one end of the hip fixing frame, and the supporting circular tubes are arranged on the guide rail brackets on the two sides and are in sliding connection with the guide rail brackets; the support circular tube is hinged with the end part of the back lifting movable frame through a first hinge, the support circular tube is connected with a back lifting connecting rod, and the back lifting connecting rod is hinged with a back lifting rotating shaft through a second hinge;

two ends of the back lifting rotating shaft are rotatably erected in the head fixing frame; the back lifting rotating shaft is in rolling connection with the back lifting movable frame through a roller at the tail end of the back lifting support rod and is hinged with the telescopic end of the head telescopic driving piece through a third hinge piece; the fixed end of the head telescopic driving piece is hinged with the fourth hinging piece at the end part of the head fixing frame.

In one embodiment, a nylon sleeve is further sleeved at the rotatable connection between the two ends of the back-lifting rotating shaft and the head fixing frame.

In one embodiment, the second hinge, the third hinge, the back support rod and the back rotating shaft are integrally welded.

In one embodiment, the leg moving mechanism is arranged on the tail fixing frame; the leg moving mechanism comprises a thigh moving frame, a shank moving frame, a telescopic adjustable pull rod and a tail telescopic driving piece;

one end of the thigh movable frame is rotatably connected with the end part of the tail fixing frame close to the hip fixing frame, and the other end of the thigh movable frame is rotatably connected with the end part of the shank movable frame; one end of the telescopic adjustable pull rod is hinged with the shank movable frame, and the other end of the telescopic adjustable pull rod is hinged with the tail fixing frame; the telescopic end of the tail telescopic driving piece is hinged with the thigh movable frame, and the fixed end of the tail telescopic driving piece is hinged with the fifth hinge piece of the tail cross rod frame.

In one embodiment, the bed further comprises a folding mechanism positioned below the bed frame, wherein the folding mechanism comprises a first supporting rod, a second supporting rod, a first connecting rod and a second connecting rod;

one end of the first supporting rod and one end of the second supporting rod are rotatably fixed at the middle position of the hip fixing frame through a positioning pin shaft, and the other ends of the first supporting rod and the second supporting rod are rotatably connected with the head cross rod frame and the tail cross rod frame respectively;

the buttock fixed frame is provided with the spout of arranging along vertical direction below being located the locating pin axle, the inside sliding pin that is provided with spout sliding connection of spout, and the sliding pin is articulated with the one end of first connecting rod, second connecting rod, and the first connecting rod, second connecting rod other end still articulate with first bracing piece, second bracing piece respectively.

In one embodiment, the head telescopic driving member and the tail telescopic driving member are one of an electric telescopic device, a pneumatic telescopic device and a hydraulic telescopic device.

The utility model also provides a multifunctional nursing bed, including a nursing bed from the belly decompression mechanism that prolongs a position, still including setting up head of a bed structure and tailstock structure at head mount, afterbody mount tip respectively.

In one embodiment, the bed head structure comprises a bed head lifting frame, a bed head fixing frame and a bed head telescopic driving device; the bed head lifting frame is fixedly connected with the head fixing frame and movably sleeved with the bed head fixing frame; the fixed end of the bedside telescopic driving device is connected with the bedside fixing frame, and the telescopic end is connected with the bedside ascending frame.

In one embodiment, the bed tail structure comprises a bed tail lifting frame, a bed tail fixing frame and a bed tail telescopic driving device; the bed tail lifting frame is fixedly connected with the tail fixing frame and movably sleeved with the bed tail fixing frame; the fixed end of the bed tail telescopic driving device is connected with the bed tail fixing frame, and the telescopic end is connected with the bed tail ascending frame.

In one embodiment, the bottom of the bed head structure and the bottom of the bed tail structure are provided with a plurality of universal wheels, and the universal wheels are provided with brake devices.

Based on the above, compared with the prior art, the utility model provides a nursing bed is from extending a belly decompression mechanism can realize leaning forward backward, actions such as back lift, shank lift, its simple structure is firm, convenient operation safety, at user action in-process, can effectively alleviate user's abdomen portion, reduces the extrusion force.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts; in the following description, the drawings are illustrated in a schematic view, and the drawings are not intended to limit the present invention.

FIG. 1 is a perspective view of a multifunctional nursing bed provided by the present invention;

FIG. 2 is a front view of the multifunctional nursing bed provided by the present invention;

FIG. 3 is a perspective view of the nursing bed in a back-up state from the extended abdominal pressure relief mechanism;

FIG. 4 is a front view of the nursing bed in a back-up state from the extended abdominal pressure relief mechanism;

FIG. 5 is a top view of the multifunctional nursing bed provided by the present invention;

FIG. 6 is a cross-sectional view A-A of FIG. 5;

FIG. 7 is a folded perspective view of the multifunctional nursing bed provided by the present invention;

FIG. 8 is a sectional view of the multifunctional nursing bed provided by the present invention in a folded state;

fig. 9 is a front view of the final folded state of the multifunctional nursing bed provided by the utility model.

Reference numerals:

100 head fixing frame 200 tail fixing frame 300 buttock fixing frame

400 rise back MOVING MECHANISM 410 rise back MOVING FRAME 420 rise back assembly

430 head telescopic driving piece 421 guide rail support 422 support round tube

423 rising back rotating shaft 424 rising back connecting rod 425 rising back supporting rod

500 leg moving mechanism 510 thigh moving frame 520 shank moving frame

Folding mechanism of tail telescopic driving piece 600 of 530 telescopic adjustable pull rod 540

610 first supporting rod 620, second supporting rod 630 and first connecting rod

640 second link 310 positioning pin 320 chute

330 sliding pin 700 bedside structure 710 bedside lifting frame

720 head of a bed mount 730 head of a bed flexible drive arrangement 800 tailstock structure

810 bed tail lifting frame 820 bed tail fixing frame 830 bed tail extension driving device

900 universal wheel 130 head cross bar frame 230 tail cross bar frame

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; the technical features designed in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that all terms (including technical terms and scientific terms) used in the present invention have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs, and cannot be construed as limiting the present invention; it will be further understood that terms, as used herein, should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The utility model provides a self-extending abdomen pressure reducing mechanism of a nursing bed, which comprises a head fixing frame 100, a tail fixing frame 200, a buttock fixing frame 300 and a back lifting movable mechanism 400;

one ends of the head fixing frame 100 and the tail fixing frame 200 are symmetrically hinged at two sides of the hip fixing frame 300 to form a bed frame, and the other ends are rotatably connected with the head cross bar frame 130 and the tail cross bar frame 230;

the back lifting moving mechanism 400 is arranged on the head fixing frame 100 and comprises a back lifting moving frame 410, a back lifting assembly 420 and a head telescopic driving piece 430; the back lifting assembly 420 comprises a guide rail bracket 421, a supporting round pipe 422, a back lifting rotating shaft 423, a back lifting connecting rod 424 and a back lifting supporting rod 425; the guide rail brackets 421 are arranged at two sides of the end part of the head part fixing frame 100 close to one end of the hip part fixing frame 300, and the support circular pipes 422 are erected on the guide rail brackets 421 at the two sides and are connected with the guide rail brackets 421 in a sliding way; the supporting circular tube 422 is hinged with the end of the back lifting movable frame 410 through a first hinge, the supporting circular tube 422 is connected with the back lifting connecting rod 424, the back lifting connecting rod 424 is hinged with the back lifting rotating shaft 423 through a second hinge

The two ends of the back-lifting rotating shaft 423 are rotatably erected in the head fixing frame 100; the back lifting rotating shaft 423 is connected with the back lifting movable frame 410 in a rolling way through a roller at the tail end of the back lifting supporting rod 425 and is hinged with the telescopic end of the head telescopic driving piece 430 through a third hinge piece; the fixed end of the head telescopic driving member 430 is hinged with the fourth hinge at the end of the head fixing frame 100.

In specific implementation, as shown in fig. 3, 4, 5, and 6, the working principle is that the head telescopic driving member 430, the head fixing frame 100 hinged to the back lifting rotating shaft 423, and the third hinge member constitute a slider rocker mechanism, the head telescopic driving member 430 extends out to drive the back lifting rotating shaft 423 to rotate clockwise through the fourth hinge member, and the back lifting support rod 425 located on the back lifting rotating shaft 423 rotates clockwise synchronously, so as to drive the back lifting movable frame 410 to be tilted upward, thereby realizing the automatic back lifting action of the user; meanwhile, the head fixing frame 100 provided with the guide rail bracket 421, the third hinge and the back lifting connecting rod 424 form a slider rocker mechanism, and the back lifting rotating shaft 423 pulls the supporting circular tube 422 to move along the guide rail bracket 421 towards the back lifting rotating shaft 423 through the third hinge and the back lifting connecting rod 424, so that the distance between the back lifting movable frame 410 and the hip fixing frame 300 is gradually increased. Wherein, the increase of the distance makes the back-lifting adjustable frame 410 extend, thereby preventing the abdomen of the user from being squeezed and making the back-lifting process more comfortable.

It should be noted that the distance between the back-lifting movable frame 410 and the hip fixing frame 300 can be set according to the size of the actual nursing bed and the comfort of the user, and the distance is the same as the stroke length of the rail bracket 421, and preferably, the distance can be set to be 30-120 mm.

It should be noted that the back-up assembly 420 is not limited to the above-mentioned structural connection manner, and a conventional four-bar linkage mechanism may be adopted, and then the head telescopic driving element 430 is used to drive the back-up movable frame 410 to be turned up.

Preferably, the rotatable connection between the two ends of the back rotating shaft 423 and the head fixing frame 100 is further sleeved with a nylon sleeve, so as to play a damping role, and avoid excessive rotation, which is not beneficial to back lifting.

Preferably, the second hinge, the third hinge, the back support rod 425 and the back rotation shaft 423 are integrally welded.

Preferably, a leg moving mechanism 500 is further included, which is provided on the tail fixing frame 200; the leg moving mechanism 500 comprises a thigh moving frame 510, a shank moving frame 520, a telescopic adjustable pull rod 530 and a tail telescopic driving piece 540;

one end of the thigh movable frame 510 is rotatably connected with the tail fixing frame 200 close to the end of the hip fixing frame 300, and the other end is rotatably connected with the end of the shank movable frame 520; one end of the telescopic adjustable pull rod 530 is hinged with the shank adjustable frame 520, and the other end is hinged with the tail fixing frame 200; the rear telescopic driving member 540 has a telescopic end hinged to the thigh movable frame 510 and a fixed end hinged to the fifth hinge member of the rear cross member 230.

In specific implementation, when the leg moving mechanism 500 is operated, the tail telescopic driving element 540 extends and moves to drive the thigh moving frame 510 and the shank moving frame 520 to tilt upwards, so that the thigh moving frame 510 and the shank moving frame 520 are in an inverted V shape, and the shank moving frame 520 is supported by the telescopic adjustable pull rod 530, thereby lifting the leg of the user.

Preferably, a folding mechanism 600 is further included, the folding mechanism 600 is located under the bedstead, and the folding mechanism 600 includes a first support rod 610, a second support rod 620, a first connecting rod 630, and a second connecting rod 640;

one end of the first support rod 610 and one end of the second support rod 620 are rotatably fixed at the middle position of the hip mount 300 by a positioning pin 310, and the other ends are rotatably connected with the head cross bar frame 130 and the tail cross bar frame 230, respectively;

the buttock fixing frame 300 is provided with a sliding groove 320 arranged along the vertical direction below the positioning pin shaft 310, a sliding pin 330 slidably connected with the sliding groove 320 is arranged inside the sliding groove 320, the sliding pin 330 is hinged with one end of a first connecting rod 630 and one end of a second connecting rod 640, and the other end of the first connecting rod 630 and the other end of the second connecting rod 640 are hinged with a first supporting rod 610 and a second supporting rod 620 respectively.

In specific implementation, as shown in fig. 7, 8 and 9, the folding mechanism 600 includes a first support rod 610 and a second support rod 620 hinged to each other, and a first connecting rod 630 and a second connecting rod 640 hinged to each other; preferably, a connecting seat with a downward opening is arranged below the hip fixing frame 300, the connecting seat is detachably locked by two parallel connecting plates, strip-shaped grooves are correspondingly arranged in the middle of the two connecting plates to form a sliding groove 320, wherein the positioning pin shaft 310 is erected on the two connecting plates, the first supporting rod 610 and the second supporting rod 620 penetrate into the connecting seat to be connected with the positioning pin shaft 310, the sliding pin 330 is erected on the strip-shaped grooves, and the first connecting rod 630 and the second connecting rod 640 are arranged in the connecting seat; the opening of the connecting seat can limit the first support rod 610 and the second support rod 620 to only rotate downwards. In addition, first bracing piece 610, second bracing piece 620 still are provided with one respectively and dodge the breach, when folding, because first bracing piece 610 and second bracing piece 620 can draw close gradually, wherein dodge the breach and can avoid taking place to interfere with the sliding pin 330 at middle part.

Preferably, in a fully unfolded state of the nursing bed folding mechanism, the hinge point between the first link 120 and the first support bar 110 is located between the positioning pin 310 and the sliding groove 320 in the vertical direction.

Preferably, the folding mechanism of the nursing bed further comprises a tail telescopic driving member 240 disposed on the tail cross bar 230, wherein the tail telescopic driving member 240 is used for driving the tail fixing frame 200 to move towards the hip fixing frame 300. The first support rod 110, the first connecting rod (120), the positioning pin shaft 310 and the sliding groove 320 form a first sliding block rocker mechanism, and the second support rod 210, the second connecting rod (220), the positioning pin shaft 310 and the sliding groove 320 form a second sliding block rocker mechanism. Because the common sliding block sliding groove and the rocker hinge point, the first sliding block rocker mechanism and the second sliding block rocker mechanism synchronously move.

Preferably, the first and second support bars 110 and 210 are symmetrically disposed about the sliding slot 320, and the first and second links 120 and 220 are symmetrically disposed about the sliding slot 320.

The folding mechanism 600 mainly uses the symmetrical quadrilateral principle to keep the motion synchronism through the four connecting rods, thereby realizing the folding. Specifically, the rear mount 200, the rear crossbar 230, the second support bar 620 and the hip mount 300 form a first quadrilateral structure, and the head mount 100, the head crossbar 130, the first support bar 610 and the hip mount 300 form a second quadrilateral structure. When folding, utilize the flexible driving piece 540 of afterbody on the afterbody crossbar frame 230 to promote afterbody mount 200 and remove, make the diagonal of first quadrangle structure lengthen, afterbody mount 200 upwards rotates around afterbody crossbar frame 230, buttock mount 300 slowly rises, because two quadrangle structures share buttock mount 300, utilize four-bar linkage motion synchronism, then second quadrangle structure follows folding, its head mount 200 upwards rotates around head crossbar frame 130 equally, make head mount 100, afterbody mount 200 draw close to the centre. When the extending stroke of the tail telescopic driving member 540 reaches the maximum, the head fixing frame 100 and the tail fixing frame 200 are perpendicular to the hip fixing frame 300, and the folding is completed. When deployment is performed, deployment can be achieved by reducing the stroke of the tail telescopic drive 540.

Through the setting of above-mentioned folding mechanism 600, the user only can realize folding and the expansion to the nursing bed through the flexible driving piece 540 of an on-off control afterbody, and its easy operation is convenient, is convenient for pack, transport, has greatly saved operating efficiency, provides convenience for the user.

Preferably, the folding mechanism of the nursing bed further comprises a locking latch detachably connecting the back-lifting moving mechanism 400 and the head fixing frame 100 for fixing the relative position between the back-lifting moving mechanism 400 and the head fixing frame 100 when the nursing bed is folded.

Preferably, the folding mechanism of the nursing bed further comprises a locking latch detachably connecting the leg moving mechanism 500 and the tail fixing frame 200 for fixing the relative position between the leg moving mechanism 500 and the tail fixing frame 200 when the nursing bed is folded.

It should be noted that, in order to reduce the overall weight of the mechanism and avoid using too many telescopic driving members to perform various operations, the folding operation of the folding mechanism 600 and the leg raising operation of the leg moving mechanism 500 are performed using the same tail telescopic driving member 540. Specifically, when the folding operation is required, the thigh movable frame 510 needs to be fixedly locked on the tail fixing frame 200 through the fixing and locking member, and the tail telescopic driving member 540 only drives the tail fixing frame 200 to move when the folding operation is required; when the leg-raising action is required, it is required to ensure that the thigh moving frame 510 is not locked with the tail fixing frame 200, and the tail telescopic driving member 540 only drives the leg moving mechanism 500 to move when acting. Through the structure setting, can effectively reduce the driving piece, weight reduction through two sets of flexible driving pieces alright accomplish lean forward backward, play back of the body and go up and down, shank lifting, from extending the position belly decompression, a key is automatic functions such as folding, effectively improves the practicality and the commonality of nursing bed.

Preferably, the head telescopic driving member 430 and the tail telescopic driving member 540 are one of an electric telescopic device, a pneumatic telescopic device and a hydraulic telescopic device. For example, a linear push rod motor, an electric cylinder, a hydraulic push rod, an electromagnetic push rod, a pneumatic push rod, etc. may be selected.

The utility model also provides a multi-functional nursing bed, as shown in fig. 1, 2, including adopting a nursing bed as above to be from the abdomen decompression mechanism that prolongs, still including setting up head of a bed structure 700 and tailstock structure 800 at head mount 100, afterbody mount 200 tip respectively.

Preferably, as shown in fig. 7, the bedside structure 700 comprises a bedside ascending frame 710, a bedside fixing frame 720 and a bedside extension driving device 730; the bedside lifting frame 710 is fixedly connected with the head fixing frame 100 and movably sleeved with the bedside fixing frame 720; the fixed end of the bedside extension driving device 730 is connected with the bedside fixing frame 720, and the extension end is connected with the bedside ascending frame 710.

Preferably, as shown in fig. 3 and 7, the bed tail structure 800 includes a bed tail lifting frame 810, a bed tail fixing frame 820 and a bed tail telescopic driving device 830; the bed tail lifting frame 810 is fixedly connected with the tail fixing frame 200 and movably sleeved with the bed tail fixing frame 720; the fixed end of the bed tail extension driving device 830 is connected with the bed tail fixing frame 820, and the extension end is connected with the bed tail ascending frame 810.

Through the setting of above-mentioned head of a bed structure 700 and tailstock structure 800 for flexible drive arrangement can drive head of a bed and rise frame 710 and tailstock and rise frame 810 and go up and down, and then drive whole bedstead and go up and down, thereby realizes the function of nursing bed bedstead whole lift. Preferably, the bed head extension driving device 730 and the bed tail extension driving device 830 may be one of an electric extension device, a pneumatic extension device, and a hydraulic extension device. For example, a linear push rod motor, an electric cylinder, a hydraulic push rod, an electromagnetic push rod, a pneumatic push rod, etc. may be selected.

It should be noted that the lifting of the head structure 700 and the foot structure 800 is not limited to the way of engaging the lifting frame with the fixed frame and engaging the push rod as shown in the drawings, and may also be implemented by a conventional lifting way such as a screw nut engaging motor, a rail slider engaging motor, etc.

Preferably, a plurality of universal wheels 900 are arranged at the bottom of the bed head structure 700 and the bed tail structure 800, and a brake device is arranged on the universal wheels 900.

To sum up, compared with the prior art, the utility model provides a multifunctional nursing bed not only can realize the function of quick automatic folding of a key, expansion, and convenient packing, transport save space can also realize leaning forward backward, wholly go up and down, rise the back of the body and go up and down, shank lifting, from functions such as the belly decompression that delay, have good application prospect.

In addition, it will be appreciated by those skilled in the art that although a number of problems exist in the prior art, each embodiment or aspect of the present invention may be improved only in one or a few aspects, without necessarily simultaneously solving all the technical problems listed in the prior art or in the background. It will be understood by those skilled in the art that nothing in a claim should be taken as a limitation on that claim.

Although terms such as head mount, tail mount, hip mount, back-up moving mechanism, back-up moving frame, back-up assembly, head telescopic driving member, rail bracket, support tube, back-up rotating shaft, back-up connecting rod, back-up support rod, leg moving mechanism, thigh moving frame, calf moving frame, telescopic adjustable pull rod, first support rod, tail telescopic driving member, second support rod, folding mechanism, first connecting rod, second connecting rod, positioning pin, sliding groove, sliding pin, head structure, head-up frame, head-up telescopic driving device, tail structure, tail-up frame, tail-telescopic driving device, universal wheel, head cross-bar frame, tail cross-bar frame, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention; the terms "first," "second," and the like in the description and in the claims, and in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides a nursing bed is from extending position belly decompression mechanism which characterized in that: comprises a head fixing frame (100), a tail fixing frame (200), a hip fixing frame (300) and a back lifting moving mechanism (400);

one ends of the head fixing frame (100) and the tail fixing frame (200) are symmetrically hinged on two sides of the hip fixing frame (300) to form a bed frame, and the other ends are rotatably connected with the head cross bar frame (130) and the tail cross bar frame (230);

the back lifting movable mechanism (400) is arranged on the head fixing frame (100) and comprises a back lifting movable frame (410), a back lifting assembly (420) and a head telescopic driving piece (430);

the back lifting assembly (420) comprises a guide rail bracket (421), a supporting round pipe (422), a back lifting rotating shaft (423), a back lifting connecting rod (424) and a back lifting supporting rod (425); the guide rail brackets (421) are arranged on two sides of the end part of the head fixing frame (100) close to one end of the hip fixing frame (300), and the supporting circular pipes (422) are erected on the guide rail brackets (421) on the two sides and are in sliding connection with the guide rail brackets (421); the supporting circular tube (422) is hinged with the end part of the back lifting movable frame (410) through a first hinge, the supporting circular tube (422) is connected with the back lifting connecting rod (424), and the back lifting connecting rod (424) is hinged with the back lifting rotating shaft (423) through a second hinge;

the two ends of the back lifting rotating shaft (423) are rotatably erected in the head fixing frame (100); the back lifting rotating shaft (423) is in rolling connection with the back lifting movable frame (410) through a roller at the tail end of the back lifting supporting rod (425) and is hinged with the telescopic end of the head telescopic driving piece (430) through a third hinge piece; the fixed end of the head telescopic driving piece (430) is hinged with a fourth hinge piece at the end part of the head fixing frame (100).

2. The self-positioning abdominal pressure relief mechanism of a care bed of claim 1, wherein: the rotatable connection between the two ends of the back lifting rotating shaft (423) and the head fixing frame (100) is also sleeved with a nylon sleeve.

3. The self-positioning abdominal pressure relief mechanism of a care bed of claim 1, wherein: the second hinge piece, the third hinge piece, the back lifting support rod (425) and the back lifting rotating shaft (423) are integrally welded.

4. The self-positioning abdominal pressure relief mechanism of a care bed of claim 1, wherein: the leg moving mechanism (500) is arranged on the tail fixing frame (200); the leg moving mechanism (500) comprises a thigh moving frame (510), a shank moving frame (520), a telescopic adjustable pull rod (530) and a tail telescopic driving piece (540);

one end of the thigh movable frame (510) is rotatably connected with the end part of the tail fixing frame (200) close to the hip fixing frame (300), and the other end of the thigh movable frame is rotatably connected with the end part of the shank movable frame (520); one end of the telescopic adjustable pull rod (530) is hinged with the shank movable frame (520), and the other end is hinged with the tail fixing frame (200); the telescopic end of the tail telescopic driving piece (540) is hinged with the thigh movable frame (510), and the fixed end of the tail telescopic driving piece is hinged with the fifth hinge piece of the tail cross bar frame (230).

5. The self-positioning abdominal pressure relief mechanism of a care bed of claim 4, wherein: the folding bed further comprises a folding mechanism (600) positioned below the bed frame, wherein the folding mechanism (600) comprises a first supporting rod (610), a second supporting rod (620), a first connecting rod (630) and a second connecting rod (640);

one end of the first supporting rod (610) and one end of the second supporting rod (620) are rotatably fixed at the middle position of the hip fixing frame (300) through a positioning pin shaft (310), and the other ends of the first supporting rod and the second supporting rod are respectively rotatably connected with the head cross rod frame (130) and the tail cross rod frame (230);

buttock mount (300) are provided with spout (320) of arranging along vertical direction lieing in locating pin axle (310) below, spout (320) inside be provided with spout (320) sliding connection's slide pin (330), slide pin (330) are articulated with the one end of first connecting rod (630), second connecting rod (640), first connecting rod (630), second connecting rod (640) other end still articulate with first bracing piece (610), second bracing piece (620) respectively.

6. The self-positioning abdominal pressure relief mechanism of a care bed of claim 1, wherein: the head telescopic driving piece (430) and the tail telescopic driving piece (540) are one of an electric telescopic device, a pneumatic telescopic device and a hydraulic telescopic device.

7. A multifunctional nursing bed is characterized in that: comprises the self-extending abdomen decompression mechanism of the nursing bed according to any one of claims 1 to 6, and further comprises a head structure (700) and a tail structure (800) which are respectively arranged at the ends of the head fixing frame (100) and the tail fixing frame (200).

8. The multi-functional care bed of claim 7, wherein: the bedside structure (700) comprises a bedside lifting frame (710), a bedside fixing frame (720) and a bedside telescopic driving device (730); the bedside lifting frame (710) is fixedly connected with the head fixing frame (100) and movably sleeved with the bedside fixing frame (720); the fixed end of the bedside extension driving device (730) is connected with the bedside fixing frame (720), and the extension end is connected with the bedside lifting frame (710).

9. The multi-functional care bed of claim 8, wherein: the bed tail structure (800) comprises a bed tail lifting frame (810), a bed tail fixing frame (820) and a bed tail telescopic driving device (830); the bed tail ascending frame (810) is fixedly connected with the tail fixing frame (200) and movably sleeved with the bed tail fixing frame (820); the fixed end of the bed tail telescopic driving device (830) is connected with the bed tail fixing frame (820), and the telescopic end is connected with the bed tail lifting frame (810).

10. The multifunctional care bed according to any one of claims 7 to 9, wherein: a plurality of universal wheels (900) are arranged at the bottoms of the bed head structure (700) and the bed tail structure (800), and braking devices are arranged on the universal wheels (900).

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