CN213283913U

CN213283913U - Medical care bed with multiple turning degrees of freedom

Info

Publication number: CN213283913U
Application number: CN202021436919.2U
Authority: CN
Inventors: 滕美君; 孙革
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-05-28
Anticipated expiration: 2030-07-21

Abstract

The present application provides a medical care bed with multiple turning degrees of freedom, which comprises a bed frame, a bed surface and a bed surface turning driving system; the bed surface is divided into three parts along the length of the bed and divided into at least two parts transversely to form at least six blocks, and the bed surface overturning driving system comprises a bed surface side rotating driving group, an overturning driving group of the upper half bed surface and an upper side linkage overturning group following the overturning driving group; the opposite ends of the upper side surface and the lower side surface are provided with acute angle gaps, the angle covering surfaces of which do not separate from the boundary line between the upper half bed surface and the lower half bed surface and the openings of which are outward. The technical scheme provides the bedridden patient with the use function of a movable body on the multi-degree-of-freedom bed.

Description

Medical care bed with multiple turning degrees of freedom

Technical Field

The application relates to a medical care bed for treating a patient lying in bed, in particular to a medical care bed with a bed surface capable of driving a patient to move.

Background

In order to prevent a bedridden patient from pressing body tissues by lying flat for a long time to a certain extent, which causes conditions such as muscular atrophy, dyspnea, bedsore and the like caused by unsmooth blood circulation, a plurality of medical care beds have the function of turning over bed surfaces, and help the bedridden patient to turn over and lift the upper body, lift the lower limbs or turn left and right in a small range to move the body of the bedridden patient for a long time. Although various turnover devices exist, the turnover modes are limited, and the bedridden patient cannot feel pleasure of moving body, such as turning left and right, turning the body of the patient right and left, and turning the body of the patient left and right in a standing and sitting state. The sickbed patients are afflicted by the diseases for a long time, the movement on the sickbed is very limited, the pressure of the body and the heart which are difficult to understand by the ordinary people is borne, if the sickbed can provide a plurality of turning functions which accord with the freedom degree of the human body for the sickbed patients on the medical care bed, the pleasure feeling of the body and the heart can be greatly increased, and the pain and the oppression psychology of the sickbed patients are greatly reduced.

Disclosure of Invention

The invention aims to change the existing conditions that the existing nursing bed product has single overturning function and limited mobility of a patient, and provides a medical nursing bed with multiple overturning degrees of freedom, which can assist a bedridden patient to overturn a movable body with multiple degrees of freedom.

The application provides a medical care bed technical scheme with many upset degrees of freedom, its main technical content is: a medical care bed with multiple turning degrees of freedom comprises a bed frame, a bed surface and a bed surface turning driving system; the bed surface is divided into three parts along the length of the bed and divided into at least two parts transversely to form at least six groups, namely an upper half bed surface is formed by two upper side surfaces symmetrically hinged with the upper middle side surface and the upper middle side surface, a lower half bed surface is formed by two lower side surfaces symmetrically hinged with the lower middle side surface and the lower middle side surface, the upper middle surface and the lower middle surface are hinged with each other, the upper side surface and the lower side surface on the same side form a side surface part, and the upper middle surface and the lower middle surface form a middle surface; the bed surface turning driving system comprises a bed surface side turning driving group, a turning driving group of an upper half bed surface and an upper side linkage turning group following the turning driving group; the opposite ends of the upper side surface and the lower side surface are provided with acute angle gaps, the angle covering surfaces of which do not separate from the boundary line between the upper half bed surface and the lower half bed surface and the openings of which are outward.

In a preferred technical means of the above-mentioned overall technical solution, the side-turning driving assembly includes a W-shaped cross beam, a side-turning main shaft and a main shaft pushing portion, the W-shaped cross beam is located below the lower half bed surface and transversely fixed between two sides of the bed frame, and forms a rotary supporting frame of the side-turning main shaft with the bed head beam of the bed frame, and the main shaft pushing portion is a transverse pushing power source for reciprocating rotation of the side-turning main shaft.

In a preferable technical means of the whole technical scheme, the two sinking angles of the W-shaped cross beam are side-turning limit pocket protection included angles of the side surface part synchronously and reversely rotating relative to the middle part in the side turning of the bed surface.

In the preferred technical means of the whole technical scheme, the turning driving group of the upper half bed surface comprises a turning power push rod which is arranged along the length direction of the bed and is hinged between the mounting seat on the bottom surface of the middle lower surface and the supporting rod on the bottom surface of the middle upper surface.

In a preferred technical means of the above overall technical solution, the linkage overturning group comprises a rolling arm, a rolling rail and a curved rod, wherein the rolling arm is a cantilever fixed at the middle lower surface and extending to the middle upper surface and the lower surface, and the top end of the cantilever is provided with a roller; one end of the bent rod is fixed on the bottom surface of the upper side surface, the other end of the fixed rolling rail extends from the bent rod to be arranged below the upper middle surface, and the rolling rail is a roller guide rail which is matched with the roller when the upper middle surface is upwards turned or rotated and is pushed by the rolling arm to synchronously turn over or fall back from the upper side surface to the middle upper surface.

The application discloses a medical care bed technical scheme with many upset degrees of freedom, except can realizing that the upper part of the body turns over and lifts, control the small size side and turn over the function, can also implement the upper part of the body bed and have been present when turning over and lift up with the side and protect and turn over along with the side below, and do not influence the downside and turn around to the side below mutually, form the side angle bead, help the patient in bed to have more kinds of health movements in bed, including straight body side crouch rotation, the upper part of the body that has the side to protect lifts up and then the left and right side crouch rotation of taking the side to protect, increased the side crouch that has the side to protect when helping patient's upper part of the body and low limbs to be certain curl.

Drawings

Fig. 1 and 2 are a plan view and an upper torso turning and side turning view, respectively, of the present patent application.

Fig. 3 is a plan view of the present patent application in a lateral rotated state.

Fig. 4 is a driving structure view of fig. 3.

Fig. 5 is a matching structure view of the lower half bed surface and the W-shaped beam.

Fig. 6 is a configuration diagram of the inversion driving group.

Fig. 7 and 8 are a top view structural view and a front view structural view respectively showing the linkage turning group.

Detailed Description

The patent application discloses a medical care bed with multiple turning degrees of freedom, which comprises a bed frame 3, a bed surface and a bed surface turning driving system.

The bed surface is divided into three parts along the length of the bed and two parts along the transverse direction to form six split blocks, namely a middle upper surface 1 of the upper half bed surface and upper side surfaces 11 which are symmetrical at two sides of the middle upper surface 1, wherein the upper side surfaces 11 are hinged with the middle upper surface 1 to form the upper half bed surface; the lower side surfaces 21 of the middle lower surface 2 and the middle lower surface 2 are symmetrical, and the lower side surfaces 21 are hinged with the middle lower surface 2 to form a lower half bed surface; the middle upper surface 1 and the middle lower surface 2 are hinged to form a middle face part; the upper surface 11 and the lower surface 21 on the same side constitute side surfaces.

The hinge, preferably a 180 degree hinge, allows the upper and

lower sides

11, 21 to be turned 180 degrees upwards while maintaining the same horizontal plane as the upper and lower surfaces 1, 2, respectively.

Wherein, the opposite ends of the upper side surface 11 and the lower side surface 21 are provided with acute angle notches 5 which are provided with angle covering surfaces which are not separated from the boundary line 12 of the upper half bed surface and the lower half bed surface and open outwards. As shown in the attached drawings, the acute notch 5 is characterized in that the boundary 12 between the upper half bed surface and the lower half bed surface is one side of the acute notch angle, the acute notch angle is covered on the upper side surface 11, and the other side of the acute notch angle is the bottom edge of the upper side surface 11. The acute notches 5 can also be arranged as follows: the boundary 12 between the upper half bed surface and the lower half bed surface is used as one side of the acute notch angle, the acute notch angle is covered on the lower side surface 21, and the other side of the angle is the top edge of the lower side surface 21, or: the acute angle of the notch covers the boundary 12 of the upper half bed surface and the lower half bed surface, and the two sides of the angle are respectively the bottom edge of the upper side surface 11 and the top edge of the lower side surface 21.

The bed surface turning driving system comprises a side turning driving group, a turning driving group and a linkage turning group.

The lateral rotation driving group is a driving mechanism for left or right lateral rotation of the bed surface and with a lateral guard, and comprises a W-shaped cross beam 33, a lateral rotation main shaft 30 and a main shaft pushing part 31. The W-shaped cross beam 33 is positioned below the lower half bed surface and between the two sides of the transverse fixed bed frame 3, and the W-shaped cross beam 33 and the bed head beam of the bed frame 3 form a shaft end rotating support frame of the side rotating main shaft 30; the middle lower surface 2 is fixedly connected on the side turning main shaft 30, the side turning pushing part 31 is a transverse pushing power source for side turning of the side turning main shaft 30, and a pushing rod 34 of the side turning pushing part is in driving hinge joint with a pushing handle 35 of the side shaft main shaft 30; the two symmetrical sinking angles 32 of the W-shaped beam 33 are included angles of lateral rotation limit pocket protection when the bed surface rotates laterally, and the lateral side part synchronously and reversely rotates relative to the middle part to form lateral protection which is used for the bedridden patient to not slide down along with the lateral rotation of the bed surface, as shown in fig. 4.

In the whole side turning of the bed surface, in order to make the upper side surface 11 and the lower side surface 21 have the same reverse turning change, the driving support rod 4 which makes the upper side surface 11 rotate reversely with the lower side surface 21 is arranged on the lower side surface 21 near the outer side and extends from the top edge to the upper side surface 11.

The turning driving group and the linkage turning group are respectively a turning driving group of the upper half bed surface and a linkage turning group of which the upper side surface 11 turns along with the middle upper surface 1 and is linked to further turn on the middle upper surface 1.

The turning driving group of the upper half bed surface comprises a turning power push rod 14, wherein the turning power push rod 14 is arranged along the length direction of the bed and is hinged between a mounting seat 23 on the bottom surface of the middle lower surface 2 and a supporting rod 15 on the bottom surface of the middle upper surface.

The linkage overturning group comprises a rolling arm 19, a rolling rail 10 and a bent rod 17. The bent rod 17 is a mounting support rod of the rolling rail 10, one end of the bent rod is fixed on the bottom surface of the upper side surface 11, and the fixed end of the rolling rail 10 is arranged below the middle upper surface 1 in an extending mode through the bent rod 17; the rolling arm 19 is a cantilever fixed on the middle lower surface 2 and extending to the lower part of the middle upper surface 1, a roller 16 at the top end of the rolling arm is matched with the rolling rail 10, and the rolling rail 10 is a roller guide rail which is pressed and pressed by the roller 16 of the rolling arm 19 to push the upper side surface 11 to synchronously turn over or fall back relative to the middle upper surface 1 when the middle upper surface 1 turns or rotates upwards.

The turning power push rod 14 of the turning driving group pushes the upper middle surface bottom surface support rod 15 to drive the upper middle surface 1 to lift upwards, and when the upper middle surface 1 lifts upwards, the roller 16 of the rolling arm 19 presses the rolling rail 10, the upper side surface 11 which lifts along with the upper middle surface 1 is forced to lift relative to the upper middle surface 1 through the bent rod 17, and the lifting angle of the upper side surface 11 relative to the upper middle surface 1 is gradually increased along with the increase of the lifting angle of the upper middle surface 1, so that a side guard plate for lifting the upper half bed surface is formed, as shown by a dotted line in fig. 8; after that, the main shaft pushing part 31 is started to drive the side-turning main shaft 30 and the middle-lower surface 2 to turn sideways, the lower side surface 21 reversely and synchronously turns relative to the lower middle surface 2 to form a side protection plate of the lower middle surface 2, the overturning power push rod 14 drives the upper middle surface 1 to synchronously turn sideways together along with the middle-lower surface 2, the acute angle gap 5 between the upper side surface 11 and the lower side surface 21 opens up corresponding side-turning spaces for the synchronous side-turning of the two side surfaces, and finally, the side-turning limit is reached when the two sides of the acute angle gap 5 are matched, so that the bedridden patient can laterally rotate in the bending and relaxing state of the upper body and the lower body, and compared with the prior art, the body which can only be straightened out is.

Claims

1. A medical care bed with multiple turning degrees of freedom comprises a bed frame (3), a bed surface and a bed surface turning driving system; the bed surface is divided into three parts along the length of the bed and divided into at least two parts transversely to form at least six groups, namely two upper side surfaces (11) which are symmetrically hinged with each other on the middle upper surface (1) and the upper side surface to form an upper half bed surface, two lower side surfaces (21) which are symmetrically hinged with each other on the middle lower surface (2) and the middle lower surface side to form a lower half bed surface, the middle upper surface (1) and the middle lower surface (2) are hinged to form a middle surface part, and the upper side surface (11) and the lower side surface (21) on the same side form; the bed surface turning driving system is characterized by comprising a bed surface side turning driving group, a turning driving group of an upper half bed surface and an upper side linkage turning group following the turning driving group; the opposite ends of the upper side surface (11) and the lower side surface (21) are provided with acute angle notches (5) with angle covering surfaces which are not separated from a boundary (12) between the upper half bed surface and the lower half bed surface and with outward openings.

2. The medical care bed with multiple turning degrees of freedom according to claim 1, wherein the acute angle notch (5) is formed by taking a boundary (12) between the upper half bed surface and the lower half bed surface as one side of the acute angle notch, the acute angle notch is covered by the upper side surface (11), and the other side of the acute angle is the bottom edge of the upper side surface (11).

3. The medical care bed with multiple degrees of freedom of turnover according to claim 1, characterized in that the acute angle notch (5) is formed by a boundary (12) between the upper half bed surface and the lower half bed surface as one side of the acute angle notch, the acute angle notch is covered by the lower side surface (21), and the other side of the acute angle is the top edge of the lower side surface (21).

4. The medical care bed with multiple degrees of freedom of turning as claimed in claim 1, wherein said acute notch (5) has two sides of the angle, which are the bottom side of the upper side (11) and the top side of the lower side (21).

5. The medical care bed with multiple turning degrees of freedom according to claim 1, 2, 3 or 4, wherein the side turning driving set comprises a W-shaped beam (33), a side turning main shaft (30) and a main shaft pushing part (31), the W-shaped beam (33) is located below the lower half bed surface and transversely fixed between two sides of the bed frame (3), and forms a rotating support frame of the side turning main shaft (30) with the bed frame head beam (8), and the main shaft pushing part (31) is a transverse pushing power source for reciprocating rotation of the side turning main shaft (30).

6. The medical care bed with multiple turning degrees of freedom according to claim 5, wherein the two sinking angles (32) of the W-shaped beam (33) are the side turning limit angles for the synchronous reverse turning of the side part relative to the middle part during the side turning of the bed surface.

7. The medical care bed with multiple degrees of freedom of turning as claimed in claim 5, wherein the lower side surface (21) is provided with a drive support bar (4) extending from the top edge to the upper side surface (11) near the outer side from the bottom surface so that the upper side surface (11) is rotated reversely with the lower side surface (21).

8. The medical care bed with multiple turning degrees of freedom according to claim 1, wherein the turning driving group for the upper half bed surface comprises a turning power push rod (14) which is arranged along the length direction of the bed and is hinged between a mounting seat (23) on the bottom surface of the middle lower surface (2) and a support rod (15) on the bottom surface of the middle upper surface (1).

9. The medical care bed with multiple turning degrees of freedom according to claim 1, wherein the linkage turning group comprises a rolling arm (19), a rolling rail (10) and a curved rod (17), wherein the rolling arm (19) is a cantilever fixed on the bottom surface of the middle lower surface (2) and extending to the lower part of the middle upper surface (1), and the top end of the cantilever is provided with a roller (16); one end of the bent rod (17) is fixed on the bottom surface of the upper side surface (11), and the other end of the fixed rolling rail (10) extends from the bent rod (17) to be arranged below the middle upper surface (1); the rolling rail (10) is a roller guide rail which is matched with the roller (16) when the middle upper surface (1) turns upwards or rotates and is pressed by the rolling arm (19) to push the upper side surface (11) to synchronously turn over or fall back to the middle upper surface (1).