CN210872590U - Multifunctional nursing bed - Google Patents

Abstract

The utility model discloses a multi-functional nursing bed, including the bedstead, the frame construction of bedstead for being the cuboid form, back extension board, buttock extension board, thigh extension board and shank extension board are being connected gradually through the activity hinge by a left side to the right side along bedstead length direction on the bedstead top surface to the bed board of modularization concatenation has been constituted, the flexible action of the nursing bed of being convenient for, back extension board bottom is provided with lifts back mechanism, and thigh extension board and shank extension board below are provided with the mechanism of cranking leg. The utility model discloses a lift back of body mechanism and can jack-up back extension board, can change the contained angle between thigh extension board and the shank extension board through leg bending mechanism, make the utility model discloses a nursing bed has and lifts the back of body and stands up and leg bending function.

Description

A multifunctional nursing bed

technical field

The utility model relates to the technical field of medical nursing equipment, in particular to a multifunctional nursing bed.

Background technique

The aging process of the world's population is accelerating, and the elderly are prone to bedridden phenomena due to the aging of the body and the decline of physical functions. In addition, in recent years, the number of patients requiring bed-ridden treatment due to various disasters and diseases has also increased year by year. Long-term bed rest will cause poor blood flow due to the long-term pressure of body weight on a certain tissue, which will lead to complications, such as bedsores, bone hyperplasia, osteoporosis, muscle atrophy, etc. Therefore, timely, careful and scientific care for patients critical. Nursing requires not only dedicated nurses, but also a safe, convenient and comfortable nursing bed to prevent complications, so as to improve the efficiency and effect of patient care. Among the complications, bedsores and knee joint deformities are the main hazards, so the nursing bed with the functions of lifting the back, turning over and bending the legs is particularly important for long-term bedridden patients.

Utility model content

In view of this, the purpose of the present invention is to provide a multifunctional nursing bed, which has good safety and comfort during nursing.

The present utility model solves the above-mentioned technical problems through the following technical means:

A multifunctional nursing bed comprising:

A bed frame, the bed frame is a cuboid frame structure, and a cross beam is horizontally arranged in the top frame of the bed frame along the width direction of the bed frame, and the cross beam divides the top frame of the bed frame into Back brace mounting frame and hip brace mounting frame;

a back support plate, horizontally arranged in the back support plate installation frame, and hinged on the beam;

The back-lifting mechanism is arranged at the bottom of the back support plate, and includes a first-step electric push rod and a back-lifting unit connected with the first-step electric push-rod, the back-lifting unit including a tripod and hinged at the place. The connecting rod on the lower corner support point of the triangle bracket, the upper corner support point of the triangle bracket is slidably installed on the back of the back support plate along the length direction of the back support plate, and the remaining corner of the triangle bracket is installed on the back of the back support plate. The support point is rotatably arranged on the support beam of the bed frame, and the other end of the connecting rod is hingedly connected with the first electric push rod;

a buttocks support plate, horizontally arranged in the buttocks support plate installation frame;

One side of the thigh support plate and the calf support plate are hinged to each other, and the other side of the thigh support plate is hinged on one end of the bed frame close to the buttocks support plate installation frame;

The bending leg mechanism includes a second stepping electric push rod, a transmission unit, and a bending leg unit, the thigh support plate and the calf support plate are arranged on the bending leg unit, and the second stepping electric push rod passes through all the The transmission unit drives the curved leg unit to move, so as to change the angle between the thigh support plate and the calf support plate; the transmission unit includes a vertically arranged curved leg rotating shaft and a fixed sleeve on the curved leg rotating shaft The upper lower and upper lifting lugs, the curved leg rotating shaft is rotatably installed in the bed frame, the lower and upper lifting lugs have the same structure, and the lower and upper lifting lugs are respectively oriented towards the side of the curved leg rotating shaft. Extending on both sides, the lower lifting lug is connected with the two stepping electric push rods through a third connecting rod, one end of the third connecting rod is hinged on the lower lifting lug, and the upper lifting lug is connected through the third connecting rod. The fourth link is connected with a fifth link, and one end of the fifth link is hinged with a sixth link; the curved leg unit includes an H-shaped link and a bracket hinged with the H-shaped link. The H-shaped connecting rod is arranged in parallel directly below the thigh support plate, the calf support plate is arranged on the bracket, the other end of the H-shaped connecting rod is provided with a sleeve, and the other end of the sixth connecting rod is fixed The sleeve is sleeved in the middle of the sleeve, and the sleeve is rotatably installed on the bed frame.

Further, the support beam is disposed below one end of the back support plate close to the cross beam, and both ends of the support beam are fixed on the bed frame.

Further, the back of the back support plate is provided with a linear sliding rail along the length direction, and the top end of the triangular bracket is provided with a first sliding block, and the first sliding block is slidably installed on the linear sliding rail.

Further, the back support plate is composed of a main back plate and a side protection plate hinged on both sides of the main back plate, the top of the triangular bracket is symmetrically provided with arc-shaped support rods on both sides, and the arc-shaped support rods are in the shape of a L-shaped, a section away from the tripod is bent toward the side protection plate to form an arc section, the end of the arc section is rotatably installed with a roller, and the roller is installed on the back of the side protection plate in a rolling manner.

Further, a first carrying frame is arranged below the buttocks support plate, the first carrying frame is fixedly arranged on the bed frame, and the first electric push rod is arranged in the first carrying frame.

Further, a second carrying frame is arranged on the bed frame, and the second stepping electric push rod is arranged on the second carrying frame.

Further, both ends of the bottom of the bed frame are provided with universal wheels with self-locking function.

Further, foldable armrests are arranged on the bed frames on both sides of the buttock support plate, and a tray is placed between the two armrests.

Further, a fixed shaft is movably passed through the sleeve, and both ends of the fixed shaft are fixed on the bed frame.

The beneficial effects of the present utility model:

(1) The back support plate can be lifted up by the back-lifting mechanism, and the angle between the thigh support plate and the calf support plate can be changed by the leg bending mechanism, so that the nursing bed of the present utility model has the functions of lifting the back and turning over and bending the legs;

(2) The back support board, the hip support board, the thigh support board and the calf support board are connected by living hinges to form a bed board, which adopts a modular design, which improves the flexibility of the back lifting and leg bending movements of the nursing bed;

(3) The side protection plates on both sides of the main backboard and the arc-shaped struts cooperate to form a back-lifting mechanism, which can automatically realize the protection function of the patient's rollover while realizing the patient's back-lifting, and the angle of the protection plate will change with the lift. The back lift angle increases adaptively;

(4) The curved leg mechanism uses the crank-slider mechanism to drive the principle of the parallelogram mechanism while realizing the process of matching the thigh support plate and the calf support plate with the curved leg, ensuring that the calf plate is always parallel to the ground, which is convenient for the patient to settle.

Description of drawings

Fig. 1 is the structural representation of multifunctional nursing bed;

Figure 2 is a schematic diagram of the structure of the back support plate;

Figure 3 is a schematic structural diagram of a back lift mechanism;

Fig. 4 is the structural representation of the triangular support of the back lift mechanism;

Figure 5 is a schematic structural diagram of a curved leg mechanism;

FIG. 6 is a simplified structural schematic diagram of the curved leg mechanism;

Among them, 1. bed frame, 2. back support plate, 3. hip support plate, 4. thigh support plate, 5. calf support plate, 6. armrest, 7. tray, 8. back lifting mechanism, 9. leg bending mechanism , 10. Main backplane, 11. Right protection plate, 12. Left protection plate, 13. Linear slide rail, 14. First slider, 15. First carrier frame, 16. First step electric push rod, 17 .First link, 18. Second link, 19. Triangle bracket, 20. Support beam, 21. Arc strut, 22. Arc segment, 23. Roller, 24. Second carrier, 25. Section Two-step electric push rod, 26. The third connecting rod, 27. The crank shaft, 28. The lower lifting lug, 29. The upper lifting lug, 30. The fourth connecting rod, 31. The fifth connecting rod, 32. The sixth connecting rod Rod, 33. Sleeve, 34. H-shaped link, 35. Bracket, 36. Thigh support simplified rod, 37. Calf support simplified rod, 38. H-shaped link simplified rod, 39. Bracket simplified rod, 40 . The sixth link simplifies the rod, 41. The connection between the third and fifth links simplifies the rod, 42. The second slider.

Detailed ways

The present utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments:

As shown in Figure 1, a multifunctional nursing bed of the present invention includes a bed frame 1, the bed frame 1 is a cuboid frame structure, and the top surface of the bed frame 1 passes from left to right along the length direction of the bed frame 1 The living hinge connects the back support plate 2, the buttock support plate 3, the thigh support plate 4 and the calf support plate 5 in turn, thereby forming a modular spliced bed plate, which is convenient for the flexible action of the nursing bed. In the top frame of the bed frame 1, a beam is horizontally arranged along the width direction of the bed frame 1, and the beam divides the top frame of the bed frame into a back support plate installation frame and a hip support plate installation frame; the back support plate 2 is horizontally arranged on the back support plate. The buttocks support plate 3 is horizontally arranged in the buttocks support plate installation frame through bolts, and the bed frame 1 on both sides of the buttocks support plate 3 is provided with foldable armrests 6, A tray 7 is placed between the two armrests 6, the thigh support plate 4 and the calf support plate 5 are hinged to each other, and the other side of the thigh support plate 4 is hinged on one end of the bed frame 1 close to the buttocks support plate installation frame through a living hinge; the back A back-lifting mechanism 8 is provided at the bottom of the support plate 2 , and a leg bending mechanism 9 is provided under the thigh support plate 4 and the calf support plate 5 .

Specifically, as shown in Figure 2, the back support plate 2 of a multifunctional nursing bed of the present invention is composed of three symmetrical support plates at the front and back and connected by living hinges. The middle support plate is the main back plate 10, and the two sides are respectively It is the side protection board, specifically the right protection board 11 and the left protection board 12 , a linear slide rail 13 is fixed along the length direction in the center of the back of the main back board 10 , and a first slider 14 is installed on the linear slide rail.

As shown in Figures 1, 3 and 4, the back lift mechanism 8 of a multifunctional nursing bed of the present invention includes a first advance electric push rod 16 installed on a first carrier frame 15 under the bed frame 1, and a second electric push rod 16. The left end of the step-by-step electric push rod 16 is hinged to the first link 17, the left end of the first link 17 is hinged to the second link 18, and the left end of the second link 18 is hinged to the lower acute angle support point of the tripod 19, The right-angle support point of the tripod 19 is hinged on the support beam 20. The support beam 20 is located below the end of the back support plate 2 close to the cross beam. Both ends of the support beam 20 are fixed on the bed frame 1. The upper acute angle of the tripod 19 The support point is articulated with the first slider 14, and the upper acute angle support point of the triangular support 19 is also fixed with an arc-shaped support rod 21 perpendicular to the triangle support 19. The arc-shaped support rod 21 is L-shaped, and a section away from the triangle support 19 faces The side protection plate is bent to form an arc-shaped section 22, and the upper end of the arc-shaped section 22 is also provided with a freely rotatable roller 23, and the roller is installed on the back of the side protection plate in a rolling manner. As the first step electric push rod 16 is pushed out to the left, the tripod 19 will rotate clockwise around the lower acute-angle support point on the support beam 20, then push the first slider 14 to approach the support beam along the linear slide rail 13 20, so that the back support plate 2 is lifted. At the same time, the roller 23 of the arc-shaped segment 22 fixedly connected with the tripod 19 also moves on the back of the right side protection plate 11 and the left side protection plate 12 synchronously with the first slider 14 sliding up to the direction close to the support beam 20, Since the arc section 22 is curved, the right side protection panel 11, the main back panel 10 and the left side protection panel 12 are automatically synchronized to form a concave shape, thereby preventing the patient from falling sideways due to the lifting of the back support panel 2, and The concave shape will automatically increase with the increase of the lifting angle of the back support plate 2, so as to play an effective back-lifting protection function, and the structure is ingenious and very ergonomic. Conversely, when the first step electric push rod 16 is retracted to the right, the back support plate 2 will rotate counterclockwise at the lower acute angle support point installed on the support beam 20 as the tripod 19 rotates around it, and is lowered until it is flat.

As shown in Figures 1 and 5, the curved leg mechanism 9 of a multifunctional nursing bed of the present invention includes a second stepping electric push rod 25 installed on the second carrier frame 24 under the bed frame 1. The second step The left end of the electric push rod 25 is hinged to the third connecting rod 26, and the left end of the third connecting rod 26 is hinged on the lower lifting lug 28 of the crankshaft 27 perpendicular to the bed frame 1, and the two ends of the crankshaft 27 pass through The bearing is rotatably installed on the bed frame 1, the upper lifting lug 29 of the crank shaft 27 is hinged to the left end of the fourth connecting rod 30, and the right end of the fourth connecting rod 30 is hinged to the left end of the fifth connecting rod 31 through the cross universal joint. The right end of the fifth link 31 is hinged to the lower end of the sixth link 32 in the up-down direction, and the upper end of the sixth link 32 is fixed in the middle of the sleeve 33 through a key, and the sleeve 33 is located under the bed frame 1 and is parallel to the buttocks support 3. A fixed shaft is movably passed through the sleeve 33, and both ends of the fixed shaft are fixed on the bed frame 1, so that the sleeve 33 can be rotated corresponding to the fixed shaft, and the sleeve 33 is fixed with a parallel to the thigh support plate 4. The left end of the H-shaped link 34 and the right end of the H-shaped link 34 are hinged and fixed to the bracket 35 supporting the lower leg support plate 5 .

As shown in Figures 1, 5 and 6, the leg bending mechanism 9 of a multifunctional nursing bed of the present invention, if the thigh support plate 4 is simplified as the thigh support plate simplified rod 36 between points A and B, the lower leg support The plate 5 is simplified as the calf support plate simplified rod 37, the H-shaped link 34 is simplified as the H-shaped link simplified rod 38 between D and C points, the bracket 35 is simplified as the bracket simplified rod 39 between B and C points, and the The sixth connecting rod 32 is simplified as the sixth connecting rod simplification rod 40 between points C and E. The connection of the five-link 31 is simplified as the third and fifth-link connection simplified rod 41 between points E and F, and the second step electric push rod 25 is simplified as the second slider 42, then ABCD constitutes a parallelogram, and CDEF constitutes Crank-slider mechanism. The extension and retraction of the second stepper electric push rod 25 is equivalent to the left and right movement of the second slider 42, thereby driving the movement of the ABCD parallelogram, that is, the function of bending the legs of the multifunctional nursing bed is realized, and when the legs are bent During the process, it can ensure that the calf support plate is always parallel to the ground, which is convenient for the patient to settle down.

The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or Equivalent replacement, without departing from the purpose and scope of the technical solutions of the present invention, should be included in the scope of the claims of the present invention. The technology, shape and structure part that are not described in detail in the present invention are all known technology.

Claims (9)

1. A multi-functional nursing bed, comprising:

the bed frame is of a rectangular frame structure, a cross beam is horizontally arranged in a top frame of the bed frame along the width direction of the bed frame, and the top frame of the bed frame is divided into a back support plate mounting frame and a hip support plate mounting frame by the cross beam;

the back support plate is horizontally arranged in the back support plate mounting frame and is hinged to the cross beam;

the back lifting mechanism is arranged at the bottom of the back support plate and comprises a first stepping electric push rod and a back lifting unit connected with the first stepping electric push rod, the back lifting unit comprises a triangular support and a second connecting rod hinged to a lower corner supporting point of the triangular support, the upper corner supporting point of the triangular support is slidably mounted on the back of the back support plate along the length direction of the back support plate, the remaining one corner supporting point of the triangular support is rotatably arranged on a supporting beam of the bed frame, and the other end of the second connecting rod is hinged to the first stepping electric push rod through a first connecting rod;

the hip support plate is horizontally arranged in the hip support plate mounting frame;

the other side of the thigh support plate is hinged to one end, close to the hip support plate mounting frame, of the bedstead;

the leg bending mechanism comprises a second-step electric push rod, a transmission unit and a leg bending unit, wherein the thigh support plate and the shank support plate are arranged on the leg bending unit, and the second-step electric push rod drives the leg bending unit to move through the transmission unit so as to change an included angle between the thigh support plate and the shank support plate; the transmission unit comprises a leg bending rotating shaft which is vertically arranged, and a lower lifting lug and an upper lifting lug which are fixedly sleeved on the leg bending rotating shaft, the leg bending rotating shaft is rotatably installed in the bedstead, the lower lifting lug and the upper lifting lug are identical in structure, the lower lifting lug and the upper lifting lug respectively extend towards two sides of the leg bending rotating shaft, the lower lifting lug is connected with the two-step electric push rod through a third connecting rod, one end of the third connecting rod is hinged to the lower lifting lug, the upper lifting lug is connected with a fifth connecting rod through a fourth connecting rod, and one end of the fifth connecting rod is hinged to a sixth connecting rod; the leg bending unit comprises an H-shaped connecting rod and a support hinged with the H-shaped connecting rod, the H-shaped connecting rod is arranged under the thigh supporting plate in parallel, the shank supporting plate is arranged on the support, the other end of the H-shaped connecting rod is provided with a sleeve, the other end of the sixth connecting rod is fixedly sleeved in the middle of the sleeve, and the sleeve is rotatably arranged on the bedstead.

2. A multi-functional nursing bed as defined in claim 1, wherein: the supporting beam is arranged below one end, close to the cross beam, of the back supporting plate, and two ends of the supporting beam are fixed on the bedstead.

3. A multi-functional nursing bed as defined in claim 2, characterized in that: the back of the back support plate is provided with a linear slide rail along the length direction, the top end of the triangular support is provided with a first slide block, and the first slide block is slidably mounted on the linear slide rail.

4. A multi-functional care bed according to claim 3, characterized in that: the back extension board comprises main backplate and the side protection board that articulates main backplate both sides, the top bilateral symmetry of A-frame is provided with arc branch, arc branch is L shape, keeps away from one section of A-frame towards the crooked arc section that forms of side protection board, the gyro wheel is installed in the end rotation of arc section, the gyro wheel roll is installed on the back of side protection board.

5. The multifunctional nursing bed as claimed in claim 4, wherein: a first bearing frame is arranged below the hip support plate, the first bearing frame is fixedly arranged on the bedstead, and the first stepping electric push rod is arranged in the first bearing frame.

6. The multifunctional nursing bed as claimed in claim 5, wherein: the bedstead is provided with a second bearing frame, and the second stepping electric push rod is arranged on the second bearing frame.

7. The multifunctional nursing bed as claimed in claim 6, wherein: the universal wheels with self-locking function are arranged at two ends of the bottom of the bedstead.

8. The multifunctional nursing bed as claimed in claim 7, wherein: foldable handrails are arranged on the bed frames on two sides of the hip support plate, and a tray is placed between the two handrails.

9. A multi-functional care bed according to claim 8, characterized in that: a fixed shaft is movably arranged in the sleeve in a penetrating way, and two ends of the fixed shaft are fixed on the bedstead.

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