Nursing bed with lumbar adjustment function

Abstract

The present invention provides a nursing bed with a waist adjustment function, comprising a bed frame, a waist and abdomen adjustment component, a back-lifting mechanism and a bed board mechanism; the bed board mechanism comprises a head pillow board, a back support board, a waist support board, a hip support board, a leg support board and a foot support board; the headrest electric push rod of the back-lifting mechanism is hinged on the back support board, the push rod end of the headrest electric push rod is hinged with the head pillow board, the waist and back electric push rod is hinged on the bed frame, and the push rod end of the waist and back electric push rod is hinged with the back support board; the waist and abdomen adjustment component comprises a waist and abdomen adjustment electric push rod, the waist and abdomen adjustment electric push rod is fixed in the bed frame, the push rod end of the waist and abdomen adjustment electric push rod is aligned with the waist support board, and the bed frame is provided with an adjustment notch for the waist support board to swing at a limited angle. The beneficial technical effects are: reasonable structure, convenient use, not only has the waist and abdomen adjustment function, but also when the nursing bed with waist adjustment function is in the back-lifting action, the patient maintains the back-lifting posture to improve the patient's body comfort.

Description

Technical Field

[0001] The invention relates to the technical field of medical equipment, in particular to a nursing bed with a waist adjustment function. Background Art

[0002] In nursing facilities in hospitals and homes, elderly people or patients (hereinafter referred to as patients) who are bedridden for a long time due to lower limb mobility problems usually use nursing beds. Existing nursing beds often have a back-lifting function. The back-lifting action of existing nursing beds is simply to tilt and raise the support plate on the back of the nursing bed so that the patient can achieve the effect of back-lifting. However, most patients using nursing beds are paralyzed or have difficulty in moving. Existing nursing beds cannot take into account the comfort of patients using the nursing beds for a long time. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a nursing bed with a waist adjustment function which is reasonable in structure and easy to use. The nursing bed with a waist adjustment function can adjust the support state of the back according to the patient's lying position to improve the patient's physical comfort.

[0004] In order to solve the above technical problems, the present invention provides a nursing bed with a waist adjustment function, comprising a bed frame and a bed board mechanism, wherein the bed board mechanism is supported on the bed frame;

[0005] The bed board mechanism includes a head pillow board, a back support board, a waist support board, a hip support board, a leg support board and a foot support board;

[0006] The buttocks support plate is connected to the bed frame, the end of the waist support plate is hinged to the bed frame, the beginning of the waist support plate is hinged to the end of the back support plate, the beginning of the back support plate is hinged to the head pillow plate, the beginning of the leg support plate is hinged to the bed frame, and the end of the leg support plate is hinged to the beginning of the foot support plate;

[0007] The nursing bed with waist adjustment function also includes a back-lifting mechanism and a waist-abdomen adjustment component, wherein the back-lifting mechanism includes a headrest electric push rod, a waist-back electric push rod, a leg-foot electric push rod, a connecting rod component, and a waist-abdomen adjustment component;

[0008] The headrest electric push rod is hinged on the back support plate, the push rod end of the headrest electric push rod is hinged with the headrest plate, the waist and back electric push rod is hinged on the bed frame, the push rod end of the waist and back electric push rod is hinged with the back support plate, the connecting rod assembly includes a first connecting rod and a second connecting rod, one end of the first connecting rod is fixedly connected to the foot support plate, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is hinged with the bed frame, the leg and foot electric push rod is hinged on the bed frame, and the push rod end of the leg and foot electric push rod is hinged with the middle part of the second connecting rod;

[0009] The waist and abdomen adjustment component includes a waist and abdomen adjustment electric push rod, which is fixed in the bed frame, and the push rod end of the waist and abdomen adjustment electric push rod is aligned with the waist support plate, and the bed frame is provided with an adjustment notch for the waist support plate to swing at a limited angle at a position corresponding to the waist support plate;

[0010] The waist and abdomen adjustment electric push rod has three strokes, namely the minimum stroke, the middle stroke and the high stroke. When the waist and abdomen adjustment electric push rod is in the minimum stroke, the push rod end of the waist and abdomen adjustment electric push rod does not contact the waist support plate, and the waist support plate swings downward and is completely in the adjustment notch of the bed frame;

[0011] When the waist and abdomen adjusting electric push rod is extended to the middle stroke, the push rod end of the waist and abdomen adjusting electric push rod abuts against the waist support plate, and the waist support plate is in a horizontal state;

[0012] When the waist and abdomen adjusting electric push rod is extended to the high stroke, the waist support plate swings upward along the hinged position between the waist support plate and the bed frame.

[0013] As a preferred embodiment of the nursing bed with waist adjustment function, the back-lifting mechanism also includes at least one group of waist limiting components, the waist limiting components include a limiting hook, one end of the limiting hook is hung on the waist support plate, a waist-shaped hole matching with the limiting hook is opened on the bed frame, the length direction of the waist-shaped hole is consistent with the vertical direction, and the limiting hook limits the flipping angle of the waist support plate relative to the hip support plate to be smaller than the flipping angle of the back support plate relative to the hip support plate.

[0014] As a preferred embodiment of the nursing bed with lumbar adjustment function, the waist and back electric push rod is hinged in the bed frame at the lower side of the waist support plate, and the push rod end of the waist and back electric push rod is hinged to the lower end surface of the back support plate. When in use, the waist and back electric push rod obliquely pushes the back support plate to flip, and then drives the waist support plate to flip synchronously.

[0015] As a preferred embodiment of the nursing bed with waist adjustment function, in the initial state, the upper end surfaces of the head pillow, back support, waist support, hip support, leg support and foot support of the bed board mechanism are all on the same horizontal plane.

[0016] The waist and abdomen adjustment component of the nursing bed with waist adjustment function cooperates with the bed board mechanism, so that the patient has three adjustment modes for the waist and abdomen posture: the first mode is that the user lies flat on the bed board mechanism, and when the waist and abdomen adjustment electric push rod is at the minimum stroke, the waist support plate swings downward under the gravity of the user's abdomen and is completely in the adjustment notch of the bed frame, forming a depression at the corresponding position of the user's abdomen, leaving an area for placing the user's abdominal fat, thereby improving the comfort of obese people when lying flat on the nursing bed;

[0017] The second type is that the end of the push rod of the waist and abdomen adjustment electric push rod is against the waist support plate, and the waist support plate is in a horizontal state, and the bed board mechanism can be used normally;

[0018] The third type is that when the user lies flat on the bed board mechanism, when the waist and abdomen adjusting electric push rod is extended to the high stroke, the waist and abdomen adjusting electric push rod pushes the waist support plate upward, and the waist support plate swings upward along the hinge position of the waist support plate and the bed frame to provide waist support for the user's waist.

[0019] When the nursing bed with lumbar adjustment function is raised, the back electric push rod drives the hip support and the waist support to flip. Initially, the hip support and the waist support flip synchronously, and the limit hook moves in the waist-shaped hole of the limit plate; thereafter, the limit hook moves to the uppermost end of the waist-shaped hole of the limit plate, and the waist support no longer flips under the action of the limit hook, but the back support continues to flip under the action of the back electric push rod, and the limit hook limits the flipping angle of the waist support relative to the hip support to be smaller than the flipping angle of the back support relative to the hip support. The patient's upper body is in a sitting position when the hip support and the waist support are flipped, and the hip support and the waist support are respectively close to the patient's back and waist; the leg and foot electric push rods act on the connecting rod assembly, the leg support flips downward and approaches the bed frame, and the foot support always keeps a horizontal state; the headrest electric push rod drives the head pillow plate to flip relative to the back support, so as to facilitate the adjustment of the patient's head angle.

[0020] The beneficial technical effects of the present invention are: reasonable structure, easy to use, not only has the waist and abdomen adjustment function, but also when the nursing bed with waist adjustment function moves, the patient maintains the back-raising posture to improve the patient's body comfort, and also ensures the fit of the patient's waist and the bending of the legs, avoiding the patient's body from sliding down after maintaining the back-leaning posture for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional diagram of the first nursing embodiment with the back-lifting function.

[0022] Figure 2 yes Figure 1 Top view of the .

[0023] Figure 3 yes Figure 2 Section view along AA.

[0024] Figure 4 This is the usage state of the back-lifting mechanism of the nursing embodiment with back-lifting function.

[0025] Figure 5 This is a structural schematic diagram of the waist and abdomen adjustment electric push rod of the nursing embodiment 1 with back lifting function when it is extended to the high stroke.

[0026] Figure 6 It is a three-dimensional diagram of the use state of the waist limiting component of the second nursing embodiment with back lifting function.

[0027] Figure 7 This is a rear view of the waist limiting component in use of the second nursing embodiment with back-lifting function. DETAILED DESCRIPTION

[0028] like Figures 1 to 5 Shown

[0029] The nursing bed with waist adjustment function comprises a bed frame 1000, a bed board mechanism 2000 and a back lifting mechanism.

[0030] The bed frame 1000 is a frame structure, and the bed frame 1000 is generally in the shape of a rectangular parallelepiped. The upper end surface frame of the bed frame 1000 can support the bed board mechanism 2000, and the side wall of the bed frame 1000 is wrapped with an aesthetically pleasing stainless steel shell 1100.

[0031] The bed board mechanism 2000 is supported on the bed frame 1000 , and includes a head pillow board 2600 , a back support board 2300 , a waist support board 2200 , a hip support board 2100 , a leg support board 2400 and a foot support board 2500 .

[0032] The back support plate 2300, the waist support plate 2200, and the hip support plate 2100 cover the upper end surface of the bed frame 1000. The head pillow plate 2600, the back support plate 2300, the waist support plate 2200, the hip support plate 2100, the leg support plate 2400 and the foot support plate 2500 are arranged in sequence. The side wall of the hip support plate 2100 is connected to the bed frame 1000 through a hinge, and the side wall of the waist support plate 2200 is also hinged to the frame structure of the upper end surface of the bed frame 1000 through a hinge. The side wall of the starting end of the support plate 2200 is hinged to the side wall of the end of the back support plate 2300 through a hinge, the side wall of the starting end of the back support plate 2300 is hinged to the side wall of the head pillow plate 2600 through a hinge, the starting end of the leg support plate 2400 is also hinged to the frame structure of the upper end surface of the bed frame 1000 through a hinge, the end of the leg support plate 2400 is hinged to the starting end of the foot support plate 2500 through a hinge, and the rotation axis of each support plate and the head pillow plate 2600 is consistent with the width direction of the nursing bed with waist adjustment function;

[0033] The back-lifting mechanism includes a headrest electric push rod 3100, a waist and back electric push rod 3200, a leg and foot electric push rod 3300, a connecting rod assembly and a waist and abdomen adjustment assembly.

[0034] The headrest electric push rod 3100 is hinged on the lower end surface of the back support plate 2300 through a bracket, and the push rod end of the headrest electric push rod 3100 is hinged to the head pillow plate 2600. The waist and back electric push rod 3200 is hinged in the bed frame 1000 at the lower side of the waist support plate 2200, and the push rod end of the waist and back electric push rod 3200 is hinged to the lower end surface of the back support plate 2300. When in use, the waist and back electric push rod 3200 obliquely pushes the back support plate 2300 to flip, and then drives the waist support plate 2200 to flip synchronously;

[0035] The connecting rod assembly includes a first connecting rod 3410 and a second connecting rod 3420. The upper end of the first connecting rod 3410 is welded to the lower end surface of the foot support plate 2500. The lower end of the first connecting rod 3410 is hinged to one end of the second connecting rod 3420. The other end of the second connecting rod 3420 is hinged to the bed frame 1000. The leg and foot electric push rod 3300 is hinged to the bed frame 1000. The push rod end of the leg and foot electric push rod 3300 is hinged to the middle part of the second connecting rod 3420.

[0036] In the initial state, the upper end surfaces of the head pillow 2600, the back support plate 2300, the waist support plate 2200, the hip support plate 2100, the leg support plate 2400 and the foot support plate 2500 are all on the same horizontal plane.

[0037] The waist and abdomen adjustment component includes a waist and abdomen adjustment electric push rod 3610, which is fixed in the bed frame 1000. The push rod end of the waist and abdomen adjustment electric push rod 3610 is aligned with the waist support plate 2200. The bed frame 1000 is provided with an adjustment slot 1400 corresponding to the waist support plate 2200 for the waist support plate 2200 to swing at a limited angle.

[0038] In the initial state, when the bed board mechanism 2000 is in a horizontal state, the user can lie flat or lie flat on the upper side of the bed board mechanism 2000. The waist and abdomen adjustment component can correspond to the user's lying position or lying position. By adjusting the stroke of the waist and abdomen adjustment electric push rod 3610, the purpose of adjusting the flip angle of the waist support plate 2200 is achieved. The waist and abdomen adjustment electric push rod 3610 has three strokes, namely the minimum stroke, the middle stroke and the high stroke:

[0039] The user is obese and lies flat on the bed board mechanism 2000. When the waist and abdomen adjustment electric push rod 3610 is at the minimum stroke, the push rod end of the waist and abdomen adjustment electric push rod 3610 does not contact the waist support plate 2200. Under the gravity of the user's abdomen, the waist support plate 2200 swings downward and is completely in the adjustment notch 1400 of the bed frame 1000, forming a depression at the corresponding position of the user's abdomen, leaving an area for placing the user's abdominal fat, thereby improving the comfort of obese people when lying flat on the nursing bed;

[0040] When the waist and abdomen adjusting electric push rod 3610 is extended to the middle stroke, the push rod end of the waist and abdomen adjusting electric push rod 3610 abuts against the waist support plate 2200, and the waist support plate 2200 is in a horizontal state, and the bed board mechanism 2000 can be used normally;

[0041] When the user lies flat on the bed board mechanism 2000, when the waist and abdomen adjusting electric push rod 3610 is extended to the high stroke, the waist and abdomen adjusting electric push rod 3610 pushes the waist support plate 2200 upward, and the waist support plate 2200 swings upward along the hinge position between the waist support plate 2200 and the bed frame 1000 to provide waist support for the user's waist.

[0042] When the nursing bed with waist adjustment function is raised, the waist and back electric push rod 3200 is started, and the waist and back electric push rod 3200 drives the hip support plate 2100 and the waist support plate 2200 to flip, the hip support plate 2100 and the waist support plate 2200 flip synchronously, and the back support plate 2300 flips under the action of the waist and back electric push rod 3200, and the maximum flip angle of the back support plate 2300 is 80°. The patient's upper body is in a sitting position under the flipping of the hip support plate 2100 and the waist support plate 2200;

[0043] The leg and foot electric push rod 3300 is started, and the leg and foot electric push rod 3300 acts on the connecting rod assembly, the leg support plate 2400 turns downward and approaches the bed frame 1000, and the foot support plate 2500 always keeps a horizontal state;

[0044] The electric push rod 3100 of the headrest is activated, and the head pillow plate 2600 is flipped relative to the back support plate 2300, so as to facilitate the adjustment of the patient's head angle.

[0045] Embodiment 2

[0046] like Figures 6 to 7 Shown

[0047] The only difference between this embodiment and the first embodiment is that the back-lifting mechanism further includes a waist limiting component.

[0048] It includes a limit hook 3510, one end of which is hung on the waist support plate 2200, and the limit plates 1200 are welded and fixed on both sides of the width direction of the bed frame 1000. Each limit plate 1200 is provided with a waist-shaped hole that cooperates with the limit hook 3510, and the length direction of the waist-shaped hole is consistent with the vertical direction. The limit hook 3510 limits the tilting angle of the waist support plate 2200 relative to the hip support plate 2100 to be smaller than the tilting angle of the back support plate 2300 relative to the hip support plate 2100.

[0049] During the back-lifting action, the limit hook 3510 moves to the uppermost end of the waist-shaped hole of the limit plate 1200, and the lumbar support plate 2200 no longer flips under the action of the limit hook 3510, and the maximum flipping angle of the lumbar support plate 2200 is 30°, but the back support plate 2300 continues to flip under the action of the waist and back electric push rod 3200, and the maximum flipping angle of the back support plate 2300 is 75°. The patient's upper body is in a sitting position under the flipping of the hip support plate 2100 and the waist support plate 2200, and the hip support plate 2100 and the waist support plate 2200 are respectively close to the patient's back and waist, thereby improving the comfort of the nursing bed with waist adjustment function when used in a sitting position.

[0050] The above are only two embodiments of the present invention. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the principles of the present invention, and these should also be regarded as belonging to the scope of protection of the present invention.

Claims

1. A nursing bed with waist adjustment function, comprising a bed frame and a bed board mechanism, wherein the bed board mechanism is supported on the bed frame, and wherein: The bed board mechanism includes a head pillow board, a back support board, a waist support board, a hip support board, a leg support board and a foot support board; The buttocks support plate is connected to the bed frame, the end of the waist support plate is hinged to the bed frame, the beginning of the waist support plate is hinged to the end of the back support plate, the beginning of the back support plate is hinged to the head pillow plate, the beginning of the leg support plate is hinged to the bed frame, and the end of the leg support plate is hinged to the beginning of the foot support plate; The nursing bed with waist adjustment function also includes a back-lifting mechanism and a waist-abdomen adjustment component, wherein the back-lifting mechanism includes a headrest electric push rod, a waist-back electric push rod, a leg-foot electric push rod, a connecting rod component, and a waist-abdomen adjustment component; The headrest electric push rod is hinged on the back support plate, the push rod end of the headrest electric push rod is hinged with the headrest plate, the waist and back electric push rod is hinged on the bed frame, the push rod end of the waist and back electric push rod is hinged with the back support plate, the connecting rod assembly includes a first connecting rod and a second connecting rod, one end of the first connecting rod is fixedly connected to the foot support plate, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is hinged with the bed frame, the leg and foot electric push rod is hinged on the bed frame, and the push rod end of the leg and foot electric push rod is hinged with the middle part of the second connecting rod; The waist and abdomen adjustment component includes a waist and abdomen adjustment electric push rod, which is fixed in the bed frame, and the push rod end of the waist and abdomen adjustment electric push rod is aligned with the waist support plate, and the bed frame is provided with an adjustment notch for the waist support plate to swing at a limited angle at a position corresponding to the waist support plate; The waist and abdomen adjustment electric push rod has three strokes, namely the minimum stroke, the middle stroke and the high stroke. When the waist and abdomen adjustment electric push rod is in the minimum stroke, the push rod end of the waist and abdomen adjustment electric push rod does not contact the waist support plate, and the waist support plate swings downward and is completely in the adjustment notch of the bed frame; When the waist and abdomen adjusting electric push rod is extended to the middle stroke, the push rod end of the waist and abdomen adjusting electric push rod abuts against the waist support plate, and the waist support plate is in a horizontal state; When the waist and abdomen adjusting electric push rod is extended to the high stroke, the waist support plate swings upward along the hinged position between the waist support plate and the bed frame.

2. The nursing bed with waist adjustment function according to claim 1 is characterized in that: The back-lifting mechanism also includes at least one group of waist limiting components, which include a limiting hook, one end of which is hung on the waist support plate, and a waist-shaped hole that cooperates with the limiting hook is opened on the bed frame. The length direction of the waist-shaped hole is consistent with the vertical direction. The limiting hook limits the tilting angle of the waist support plate relative to the hip support plate to be smaller than the tilting angle of the back support plate relative to the hip support plate.

3. The nursing bed with waist adjustment function according to claim 2 is characterized in that: The waist and back electric push rod is hinged in the bed frame at the lower side of the waist support plate, and the push rod end of the waist and back electric push rod is hinged to the lower end surface of the back support plate. When in use, the waist and back electric push rod obliquely pushes the back support plate to flip, and then drives the waist support plate to flip synchronously.

4. The nursing bed with waist adjustment function according to claim 1 is characterized in that: In the initial state, the upper end surfaces of the head support plate, the back support plate, the waist support plate, the hip support plate, the leg support plate and the foot support plate of the bed board mechanism are all on the same horizontal plane.

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