CN113288622A - Clinical multifunctional hospital bed convenient for patient to get up and lie - Google Patents
Clinical multifunctional hospital bed convenient for patient to get up and lie Download PDFInfo
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- CN113288622A CN113288622A CN202110572729.6A CN202110572729A CN113288622A CN 113288622 A CN113288622 A CN 113288622A CN 202110572729 A CN202110572729 A CN 202110572729A CN 113288622 A CN113288622 A CN 113288622A
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- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000000670 limiting effect Effects 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 24
- 239000002775 capsule Substances 0.000 claims description 22
- 239000010720 hydraulic oil Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 15
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 208000008035 Back Pain Diseases 0.000 abstract description 8
- 208000008930 Low Back Pain Diseases 0.000 abstract description 8
- 210000001624 hip Anatomy 0.000 description 33
- 230000006872 improvement Effects 0.000 description 10
- 210000001503 joint Anatomy 0.000 description 10
- 230000009471 action Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- 235000012054 meals Nutrition 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
- A61G7/005—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame tiltable around transverse horizontal axis, e.g. for Trendelenburg position
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
Abstract
The invention relates to the technical field of medical instruments, and discloses a clinical multifunctional sickbed convenient for a patient to get up and lie, which comprises a first bed board horizontally supported on a base surface, a second bed board arranged at one end of the first bed board and an adjusting mechanism used for driving the second bed board to rotate and incline relative to the first bed board. The waist support device is used for synchronously supporting the waist of a patient when the second bed board rotates to incline, and the waist support device arranged on the adjusting mechanism and the second bed board can synchronously support the waist of the patient suffering from lumbago when the second bed board rotates to rise to incline, so that the waist support device is prevented from being suspended, the comfort level of the patient suffering from lumbago is improved, and a waist pad does not need to be additionally manually placed between the second bed board after the inclination is finished and the waist of the patient, so that the waist support device is time-saving, labor-saving and convenient and fast.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a clinical multifunctional sickbed convenient for a patient to get up and lie.
Background
The sickbed is generally a nursing bed, and is designed according to the treatment needs of patients and the living habits of bedridden patients, and the patients can generally turn into a ward after operation treatment and lie on the sickbed for observation and rehabilitation nursing.
However, the clinical multifunctional sickbed in the current market mainly comprises a bed plate I and a bed plate II. When the patient needs to have a meal on the sickbed, the back and the waist of the patient are supported after the bed plate II rotates around the bed plate I to be lifted and inclined by a certain angle, so that the patient can be adjusted to a comfortable posture to have a meal.
For the patient suffering from lumbar diseases, after the second bed board is inclined, a waist pad can be manually placed between the waist of the patient and the second bed board so as to support the waist of the patient and reduce the discomfort of the patient. But the bed board two is at the slope in-process, because human lumbar vertebrae portion has certain radian, bed board two can't carry out effective support to patient's waist, leads to the unsettled state of certain time to appear in patient's waist, aggravates the uncomfortable of patient's waist and feels, can't satisfy the use needs of lumbago patient to clinical multi-functional sick bed gradually.
Disclosure of Invention
The invention provides a clinical multifunctional sickbed which is convenient for a patient to get up and lie in order to solve the technical problem that the waist of a lumbago patient cannot be effectively supported when the clinical multifunctional sickbed in the prior art rotates, rises and inclines, and discomfort of the waist of the patient is aggravated.
The invention is realized by adopting the following technical scheme: a clinical multifunctional sickbed convenient for a patient to get up and lie comprises a first bed board horizontally supported on a base surface, a second bed board arranged at one end of the first bed board and an adjusting mechanism used for driving the second bed board to rotate and incline relative to the first bed board, wherein a waist support device is arranged on the second bed board; the waist support device is used for synchronously supporting the waist of the patient when the second bed board rotates and inclines.
As a further improvement of the scheme, the adjusting mechanism comprises a screw rod horizontally arranged below the second bed plate, a nut sleeve is sleeved on the outer side of the screw rod in a threaded manner, the top of the nut sleeve is rotatably connected with a push rod, and one end, far away from the nut sleeve, of the push rod is rotatably connected with the bottom of the second bed plate.
As a further improvement of the above scheme, the bottom of the first bed board is supported on the base surface through a plurality of first struts, and a second strut for supporting the second bed board is arranged on the base surface on one side of the second bed board far away from the first bed board;
the screw rod is rotatably arranged on the second support column and the first support column adjacent to the second support column, a servo motor is installed on the first support column, and an output shaft of the servo motor is connected with one end of the screw rod.
As a further improvement of the above scheme, a hollow cavity is arranged in the second bed plate, and an opening which is communicated with the hollow cavity and corresponds to the waist position of the patient is arranged at the top of the second bed plate;
the waist support device comprises a flexible support bag accommodated in the hollow cavity, two sealing plates which are used for sealing the opening and are in a split shape, a distance adjusting mechanism used for adjusting the distance between the two sealing plates and a pressurizing mechanism used for forcing the flexible support bag to expand and deform to protrude the opening when the two sealing plates are separated; when the two sealing plates are attached, the flexible supporting bag is contained in the opening.
As a further improvement of the above scheme, the distance adjusting mechanism comprises a synchronizing shaft which is rotatably inserted on the second bed plate, and the synchronizing shaft is parallel to the width direction of the second bed plate; one end of the synchronizing shaft extends into the hollow cavity and is fixedly sleeved with a first bevel gear, a limiting groove perpendicular to the synchronizing shaft is arranged in the hollow cavity, two limiting blocks are arranged in the limiting groove in a sliding mode, synchronizing rods parallel to the synchronizing shaft are fixedly connected to the two limiting blocks, and one ends of the two synchronizing rods are respectively connected with two sealing plates;
two fixing plates are oppositely arranged on one side, away from the opening, of the limiting groove, and a first screw rod perpendicular to the synchronizing shaft is rotatably arranged between the two fixing plates; one end of the first screw rod penetrates through one of the fixing plates and is fixedly provided with a second bevel gear meshed with the first bevel gear; the screw threads of the first screw rod at two ends of the axial outer surface of the first screw rod are opposite in turning direction, and a first moving sleeve and a second moving sleeve which are matched with the corresponding turning directions of the screw threads are respectively sleeved at two ends of a rod body of the first screw rod; the other ends of the two synchronizing rods are fixedly connected with the first moving sleeve and the second moving sleeve respectively.
As a further improvement of the above scheme, the pressurizing mechanism comprises a sleeve and a plug groove which are arranged in the hollow cavity, one end of the sleeve is provided with a fourth bevel gear, a third bevel gear which is meshed with the fourth bevel gear is fixedly sleeved on the synchronizing shaft, the other end of the sleeve is threaded and inserted with a second screw rod, and one end of the second screw rod, which is far away from the sleeve, extends into the plug groove and is fixedly connected with the piston;
a piston is arranged in the plug groove, and hydraulic oil is contained in the plug groove; the plug groove is communicated with the flexible supporting bag through a flow passage.
As a further improvement of the scheme, the other end of the synchronizing shaft is provided with a first reel, a first pull rope in a tensioned state is wound on the first reel, and one end of the first pull rope, which is far away from the first reel, is bolted and fixed on the nut sleeve.
As a further improvement of the above scheme, a sliding chute parallel to the sleeve is arranged at one side of the hollow cavity close to the first reel, a sliding block is connected in the sliding chute in a sliding manner, and a spring is arranged between one side of the sliding block and the chute wall of the sliding chute; the synchronous shaft is fixedly provided with a second winding wheel in a sleeved mode, a second pull rope is wound on the second winding wheel, and one end, far away from the second winding wheel, of the second pull rope penetrates into the sliding groove and is fixedly bolted to the other side of the sliding block.
As a further improvement of the above scheme, the flexible support bag comprises a first bag body and a second bag body which are stacked up and down, the volume of the first bag body is smaller than that of the second bag body, and the first bag body is positioned on one side close to the opening; the first bag body is communicated with the second bag body; the hollow cavity is internally provided with a placement groove, the second capsule body is contained in the placement groove, and the first capsule body protrudes out of the placement groove.
As a further improvement of the above scheme, a first butt joint block is arranged on one side of the first bed board close to the second bed board, a first butt joint block is arranged at each of two ends of the second bed board close to one side of the first bed board, the second butt joint block is located between the two first butt joint blocks, and the second butt joint block is connected with the two first butt joint blocks through a rotating shaft.
The invention has the beneficial effects that:
according to the clinical multifunctional sickbed convenient for the patient to get up and lie, the waist support device arranged on the second bed plate and the adjusting mechanism can synchronously support the waist of the patient suffering from lumbago when the second bed plate rotates, rises and inclines, so that the hanging is avoided, the comfort level of the patient suffering from lumbago is improved, and a lumbar pad does not need to be additionally placed between the second bed plate after the inclining and the waist of the patient manually, so that the clinical multifunctional sickbed convenient for the patient to get up and lie is time-saving, labor-saving, convenient and rapid.
The invention relates to a clinical multifunctional sickbed convenient for a patient to get up and lie, a nut sleeve on a screw rod in an adjusting mechanism can synchronously drive a first winding wheel and a synchronous shaft to rotate through a pull rope, the rotation of the synchronous shaft can indirectly guide two seal plates to be separated from each other, so that an opening is opened, and simultaneously, the flexible supporting bag can be pressurized, so that a first bag body deforms and expands to gradually protrude out of the opening to support the waist of the patient with lumbago, the waist of the patient with lumbago is prevented from being suspended in the process of inclining a second bed plate, the second winding wheel can be driven to complete the winding of the second pull rope and the sliding of a sliding block in a sliding chute to drive a spring to be stretched and deformed, in the process that the second bed plate returns to the initial state, the two seal plates are mutually close to a closed opening, the first bag body retracts into the opening, and the first pull rope is wound back to the first winding wheel to facilitate the next angle adjustment of the second bed plate, safe, reliable, convenient and fast.
Drawings
Fig. 1 is a schematic structural diagram of a clinical multifunctional hospital bed for a patient to get up and lie down conveniently according to embodiment 1 of the present invention in a horizontal state;
FIG. 2 is a schematic structural view of the multifunctional clinical bed for the patient to get up and lie down in FIG. 1 in a raised and tilted state;
FIG. 3 is a schematic top view of the multifunctional clinical bed of FIG. 2 for the patient to get up and lie down;
fig. 4 is a schematic view of a partial cross-sectional structure of a second top view of the bed plate in fig. 1;
fig. 5 is a schematic sectional view of the second bed board in fig. 1;
fig. 6 is a schematic sectional view of the second bed board of fig. 5, with the flexible support pockets removed;
fig. 7 is a schematic top view of a multifunctional clinical bed for a patient to get up and lie down according to embodiment 2 of the present invention.
Description of the main symbols:
1. a first bed plate; 2. a second bed plate; 3. a first support column; 4. a second support column; 5. a screw rod; 6. a nut sleeve; 7. a top rod; 8. a servo motor; 9. butting the first block; 10. a second butt joint block; 11. a rotating shaft; 12. an opening; 13. closing the plate; 14. a flexible support bag; 141. a first capsule body; 142. a second capsule body; 15. a synchronizing shaft; 16. a first reel; 17. a first bevel gear; 18. a first screw rod; 19. a second bevel gear; 20. moving the sleeve I; 21. moving the sleeve II; 22. a fixing plate; 23. a limiting groove; 24. a limiting block; 25. a third bevel gear; 26. a fourth bevel gear; 27. a sleeve; 28. a second screw; 29. plugging the groove; 30. a piston; 31. a flow channel; 32. a placing groove; 33. a second reel; 34. a chute; 35. a slider; 36. a second pull rope; 37. a spring; 38. pulling a first rope; 39. a stud; 40. a synchronization lever; 100. a base surface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1 to 6, a clinical multifunctional hospital bed for a patient to get up and lie includes a bed plate 1 horizontally supported on a base 100, a bed plate 2 disposed at one end of the bed plate 1, and an adjusting mechanism for driving the bed plate 2 to rotate and tilt relative to the bed plate 1, wherein a waist support device is disposed on the bed plate 2. In this embodiment, the first bed board 1 and the second bed board 2 are both rectangular boards. The first bed board 1 and the second bed board 2 can support the body of the patient together, wherein the first bed board 1 can support the legs and the buttocks of the patient, and the second bed board 2 can support the waist, the back, the head and other parts of the patient. The base surface 100 may be a ground surface or a road surface, and may be other support surfaces as long as horizontal support of the first bed plate 1 is not affected.
The waist support device is used for synchronously supporting the waist of the patient when the bed plate II 2 rotates and inclines, namely, the waist support for the patient is gradually completed when the bed plate I1 is driven to rotate and incline, and the pain of the waist of the patient is reduced when the bed plate II 2 rises and inclines.
The adjusting mechanism comprises a screw rod 5 horizontally arranged below the second bed plate 2, a nut sleeve 6 is sleeved on the outer side of the screw rod 5 in a threaded manner, a push rod 7 is rotatably connected to the top of the nut sleeve 6, and one end, far away from the nut sleeve 6, of the push rod 7 is rotatably connected with the bottom of the second bed plate 2. The screw rod 5 is driven to rotate, so that the screw rod 5 and the nut sleeve 6 can be in mutual threaded action, the nut sleeve 6 is moved in the axial direction of the screw rod 5 under the limiting action of the ejector rod 7, the nut sleeve 6 is enabled to jack up or pull down the bed plate 2 through the ejector rod 7, and the bed plate 2 rotates around the bed plate 1 to be inclined.
The bottom of the bed plate I1 is supported on a base surface 100 through a plurality of first support columns 3, and a second support column 4 for supporting the bed plate II 2 is arranged on the base surface 100 on one side, far away from the bed plate I1, of the bed plate II 2. In this embodiment, the first support 3 is fixedly installed on the bottom of the first bed board 1, and the second support 4 is fixed on the top of the base 100. The second support column 4 can support when the second bed board 2 is in a horizontal state.
The screw rod 5 is rotatably arranged on the second support column 4 and the first support column 3 adjacent to the second support column 4, the servo motor 8 is installed on the first support column 3, and an output shaft of the servo motor 8 is connected with one end of the screw rod 5. The screw rod 5 can be driven to rotate by the servo motor 8. The screw rod 5 and the output shaft of the servo motor 8 can be connected through a coupler.
The second bed board 2 has a hollow cavity (not labeled) inside, and the top of the second bed board 2 has an opening 12 which is communicated with the hollow cavity and corresponds to the waist position of the patient. In this embodiment, the opening is located at a side of the top of the second bed plate 2 close to the first bed plate 1. The openings 12 may be generally rectangular or racetrack shaped, and may be selected and designed according to the different curvatures of the waists of different patients to improve the comfort of the waists of the patients.
The lumbar support device comprises a flexible support bag 14 accommodated in a hollow cavity, two sealing plates 13 used for closing the opening and in a split shape, a distance adjusting mechanism used for adjusting the distance between the two sealing plates 13 and a pressurizing mechanism used for forcing the flexible support bag 14 to expand and deform to protrude the opening when the two sealing plates 13 are separated.
In this embodiment, the sealing plate 13 is a rectangular plate, and the top surface of the sealing plate 13 has a flexible protrusion (not shown). When the opening 12 is closed by the sealing plate 13, the flexible protrusions can protrude out of the opening to support and massage the waist of the patient, and when the opening 12 is opened, the flexible protrusions on the sealing plate 13 can be pressed by the pressure from the wall of the hollow cavity to be retracted into the gap between the top of the sealing plate 13 and the wall of the hollow cavity. When the two sealing plates 13 are attached, the flexible support pocket 14 is received in the opening, and the flexible support pocket 14 is entirely located below the sealing plates 13.
The distance adjusting mechanism comprises a synchronizing shaft 15 which is rotatably inserted on the second bed plate 2, and the synchronizing shaft 15 is parallel to the width direction of the second bed plate 2. One end of the synchronizing shaft 15 extends into the hollow cavity and is fixedly sleeved with a bevel gear I17, a limiting groove 23 perpendicular to the synchronizing shaft 15 is arranged in the hollow cavity, two limiting blocks 24 are arranged in the limiting groove 23 in a sliding mode, synchronizing rods 40 parallel to the synchronizing shaft 15 are fixedly connected to the two limiting blocks 24, one ends of the two synchronizing rods 40 are connected with the two seal plates 13 respectively, and the two seal plates 13 can move synchronously through the respective synchronizing rods 40 and the two limiting blocks 24. The synchronous rod 40 is connected with the limiting block 24 through screws.
Two fixing plates 22 are oppositely arranged on one side of the limiting groove 23 away from the opening 12, and a first screw 18 perpendicular to the synchronizing shaft 15 is rotatably arranged between the two fixing plates 22. One end of the first screw rod 18 penetrates through one fixing plate 22 and is fixed with a second bevel gear 19 meshed with the first bevel gear 17. The screw threads of the two ends of the axial outer surface of the first screw rod 18 are opposite in rotating direction, and a first moving sleeve 20 and a second moving sleeve 21 which are matched with the corresponding rotating directions of the screw threads are respectively sleeved at the two ends of the rod body of the first screw rod 18. In this embodiment, both ends of the axial outer surface of the first screw 18 are respectively provided with a left-hand screw (not labeled) and a right-hand screw (not labeled). The other ends of the two synchronous rods 40 are fixedly connected with the first moving sleeve 20 and the second moving sleeve 21 respectively.
The first bevel gear 17 can drive the second bevel gear 19 to drive the first screw 18 to rotate, so that the first screw 18 is in threaded interaction with the first moving sleeve 20 and the second moving sleeve 21 respectively, and the first moving sleeve 20 and the second moving sleeve 21 are close to or separated from each other on the first screw 18.
The pressurizing mechanism comprises a sleeve 27 and a plug groove 29 which are arranged in the hollow cavity, the sleeve 27 in the embodiment is positioned on one side of the opening 12 far away from the limiting groove 23, and the sleeve 27 is parallel to the limiting groove 23. One end of the sleeve 27 is provided with a fourth conical tooth 26, a third conical tooth 25 meshed with the fourth conical tooth 26 is fixedly sleeved on the synchronizing shaft 15, a second screw 28 is inserted into the other end of the sleeve 27 in a threaded manner, and one end, far away from the sleeve 27, of the second screw 28 extends into the plug groove 29 and is fixedly connected with the piston 30. The rotation of the synchronizing shaft 15 can drive the sleeve 27 to rotate synchronously through the third conical tooth 25 and the fourth conical tooth 26, so that the sleeve 27 and the second screw 28 are in mutual thread action, the second screw 28 extends out of or retracts into the sleeve 27, and the piston 30 is driven to move in the plug groove 29 to extrude hydraulic oil in the plug groove 29.
A piston 30 is provided in the plug groove 29, and hydraulic oil (not shown) is contained in the plug groove 29. The plug groove 29 is communicated with the flexible support bag 14 through a flow passage 31. The flow passage 31 may specifically communicate with the first bag body 141 of the flexible bag 14. The hydraulic oil in the plug groove 29 is pressed into the flexible supporting bag 14 through the flow passage 31 by the piston 30, so that the flexible supporting bag 14 is expanded and deformed to protrude out of the opening 12, thereby supporting the waist of the patient.
The other end of the synchronizing shaft 15 is provided with a first reel 16, a first pulling rope 38 in a tensioned state is wound on the first reel 16, and one end of the first pulling rope 38 far away from the first reel 16 is fixedly bolted on the nut sleeve 6. In the present embodiment, a bolt 39 for bolting the first pull rope 38 is inserted through the nut sleeve 6. When the second bedplate 2 is inclined and lifted, the nut sleeve 6 moves towards the second pillar 4 direction on the screw rod 5, and the nut sleeve 6 pulls the pull rope one 38 out of the first reel one 16, so that the first reel one 16 drives the synchronous shaft 15 to rotate.
A sliding groove 34 parallel to the sleeve 27 is formed in one side, close to the reel 16, of the hollow cavity, a sliding block 35 is connected in the sliding groove 34 in a sliding mode, and a spring 37 is arranged between one side of the sliding block 35 and the groove wall of the sliding groove 34. The second reel 33 is fixedly sleeved on the synchronizing shaft 15, the second pull rope 36 is wound on the second reel 33, and one end, far away from the second reel 33, of the second pull rope 36 penetrates into the sliding groove 34 and is fixedly bolted to the other side of the sliding block 35. When the second bedplate 2 inclines and rises, the synchronous shaft can drive the second winding wheel 33 to synchronously rotate, the second winding wheel 33 drives the sliding block 35 to slide in the sliding groove 34 towards the direction of the sliding block through the second pull rope 36, so that the second winding wheel 33 finishes winding the second pull rope 36, and meanwhile, the spring 37 is pulled and deformed.
The flexible support 14 includes a first capsule 141 and a second capsule 142 stacked up and down, the volume of the first capsule 141 is smaller than that of the second capsule 142, and the first capsule 141 is located at a side close to the opening 12. The first balloon 141 is communicated with the second balloon 142. The first and second bladders 141 and 142 may be rectangular, and the first and second bladders 141 and 142 may be cylindrical in other embodiments, or may be other structures as long as the adaptability between the first bladder 141 and the opening 12 is not affected.
The flexible bladder 14 in this embodiment itself contains a volume of hydraulic fluid. When the flexible bladder 14 is not filled with additional hydraulic oil, the side of the first bladder 141 away from the second bladder 142 is located below the opening 12. When a certain amount of hydraulic oil is filled into the flexible supporting bag 14, part of the hydraulic oil in the second bag body 142 is pressed into the first bag body 141 along with the filled hydraulic oil, so that the first bag body 141 expands and deforms to protrude out of the opening 12, and the waist of the patient is supported and supported.
The hollow cavity is internally provided with a placement groove 32, the second capsule body 142 is accommodated in the placement groove 32, and the first capsule body 141 protrudes out of the placement groove 32. The placing groove 32 is an open groove body which is of a rectangular structure as a whole, and the second bag body 142 is clamped in the placing groove 32 so as to effectively fix the flexible supporting bag 14 in the hollow cavity.
The working principle of the embodiment is that when a patient needs to get up and lie down, the output shaft of the servo motor 8 is controlled to drive the screw rod 5 to rotate, so that the screw rod 5 and the nut sleeve 6 are in mutual threaded action, and the nut sleeve 6 moves towards the second support column 4 under the limiting action of the ejector rod 7, so that the ejector rod 7 drives the second bed plate 2 to rotate, lift and incline relative to the first bed plate 1.
During the movement of the nut sleeve 6 towards the second strut 4, the nut sleeve 6 drives the first reel 16 to rotate and pay off through the first pull rope 38, the first reel 16 drives the synchronizing shaft 15 to rotate, the synchronizing shaft 15 drives the first bevel gear 17, the second bevel gear 19 and the first screw 18 to rotate, so that the first screw 18 respectively and mutually screw-threads with the first moving sleeve 20 and the second moving sleeve 21, the first moving sleeve 20 and the second moving sleeve 21 respectively drive the two seal plates 13 to gradually separate from each other under the limiting action of the corresponding limiting blocks 24 and the limiting grooves 23 through the respective synchronizing rods 40, the opening 12 is communicated with the hollow cavity, meanwhile, the synchronizing shaft 15 drives the third bevel gear 25 and the fourth bevel gear 26 to drive the sleeve 27 to rotate, the sleeve 27 and the second screw 28 are mutually screw-threaded, the second screw 28 extends out of the sleeve 27, and the piston 30 is driven to move in the plug groove 29 to squeeze hydraulic oil in the plug groove 29, so that the hydraulic oil is pressed into the second capsule body 142 of the flexible support capsule 14, and the hydraulic oil in the second capsule body 142 is pressed into the first capsule body 141 together, so that the first capsule body 141 expands and deforms to protrude out of the opening 12, and the waist of the patient is supported. And the second reel 33 can be driven to synchronously rotate along with the rotation of the synchronous shaft 15, the second reel 33 drives the sliding block 35 to slide in the sliding groove 34 towards the direction thereof through the second pull rope 36, so that the second reel 33 finishes the winding of the second pull rope 36, and meanwhile, the spring 37 is pulled to deform.
When a patient needs to lie down, the output shaft of the servo motor 8 is controlled to drive the screw rod 5 to rotate reversely, so that the screw rod 5 and the nut sleeve 6 are in mutual threaded action, the nut sleeve 6 moves reversely under the limiting action of the ejector rod 7, and the bed plate 2 gradually rotates relative to the bed plate 1 and falls to an initial position.
During the reverse movement of the nut sleeve 6, the pulling force applied to the sliding block 35 is gradually reduced, the elastic force of the spring 37 is released to drive the sliding block 35 to gradually and reversely slide in the sliding groove 34 to the initial position, the sliding block 35 drives the second reel 33 and the synchronizing shaft 15 to reversely rotate through the second pull rope 36, and the second pull rope 36 is wound on the second reel 33 again. Meanwhile, the synchronizing shaft 15 drives the first bevel gear 17, the second bevel gear 19 and the first screw 18 to rotate reversely, so that the first screw 18 is in threaded interaction with the first moving sleeve 20 and the second moving sleeve 21 respectively, and the first moving sleeve 20 and the second moving sleeve 21 drive the two sealing plates 13 to gradually approach each other under the limiting action of the corresponding limiting blocks 24 and the limiting grooves 23 through the respective synchronizing rods 40, thereby sealing the opening 12. And the synchronizing shaft 15 can also drive the third conical tooth 25 and the fourth conical tooth 26 to drive the sleeve 27 to rotate reversely, so that the sleeve 27 and the second screw 28 are in mutual threaded action, the second screw 28 retracts into the sleeve 27, the piston 30 is driven to move reversely in the plug groove 29, the extrusion force of the piston 30 on the hydraulic oil in the plug groove 29 is gradually reduced, part of the hydraulic oil in the first capsule body 141 flows back to the second capsule body 142, the second capsule body 141 is contracted to the initial state and retracts into the opening 12, the support on the waist of the patient is relieved, and part of the hydraulic oil in the second capsule body 142 flows back to the plug groove 29 through the flow passage 31.
Furthermore, the reverse rotation of the synchronizing shaft 15 can drive the first reel 16 to rotate reversely so as to wind the first pull rope 38, so that the first pull rope 38 is always kept in a tight state between the first reel 16 and the nut sleeve 6, and the angle of the second bed plate 2 can be adjusted next time.
Example 2
Referring to fig. 7, in this embodiment 2, a preferred embodiment of the embodiment 1 is shown, a second butt-joint block 10 is disposed on one side of the first bed plate 1 close to the second bed plate 2, first butt-joint blocks 9 are disposed at two ends of the second bed plate 2 close to one side of the first bed plate 1, the second butt-joint block 10 is located between the two first butt-joint blocks 9, and the second butt-joint block 10 is connected to the two first butt-joint blocks 9 through a rotating shaft 11. The butt joint between the bed plate I1 and the bed plate II 2 is smoothed. The second bed plate 2 can rotate relative to the second butt joint block 10 through the first butt joint block 9 and the rotating shaft 11, so that the second bed plate 2 can be lifted and inclined more stably relative to the first bed plate 1.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A clinical multifunctional sickbed convenient for a patient to get up and lie comprises a first bed board horizontally supported on a base surface, a second bed board arranged at one end of the first bed board and an adjusting mechanism used for driving the second bed board to rotate and incline relative to the first bed board, and is characterized in that a waist support device is arranged on the second bed board; the waist support device is used for synchronously supporting the waist of the patient when the second bed board rotates and inclines.
2. The multifunctional clinical hospital bed for the patient to get up and lie down as claimed in claim 1, wherein the adjusting mechanism comprises a screw rod horizontally disposed under the second bed plate, a nut sleeve is threaded on the outer side of the screw rod, a top rod is rotatably connected to the top of the nut sleeve, and one end of the top rod, which is far away from the nut sleeve, is rotatably connected to the bottom of the second bed plate.
3. The clinical multifunctional hospital bed for the patient to get up and lie down as claimed in claim 2, wherein the bottom of the first bed board is supported on the base surface by a plurality of first support posts, and a second support post for supporting the second bed board is disposed on the base surface of the second bed board on the side far away from the first bed board;
the screw rod is rotatably arranged on the second support column and the first support column adjacent to the second support column, a servo motor is installed on the first support column, and an output shaft of the servo motor is connected with one end of the screw rod.
4. The multifunctional clinical bed for patients to get up and lie down as claimed in claim 2, wherein the second bed plate has a hollow cavity therein, and the top of the second bed plate has an opening communicating with the hollow cavity and corresponding to the waist of the patient;
the waist support device comprises a flexible support bag accommodated in the hollow cavity, two sealing plates which are used for sealing the opening and are in a split shape, a distance adjusting mechanism used for adjusting the distance between the two sealing plates and a pressurizing mechanism used for forcing the flexible support bag to expand and deform to protrude the opening when the two sealing plates are separated; when the two sealing plates are attached, the flexible supporting bag is contained in the opening.
5. The multifunctional clinical bed for patients to get up and lie down as claimed in claim 4, wherein the distance adjusting mechanism comprises a synchronizing shaft rotatably inserted on the second bed plate, the synchronizing shaft is parallel to the width direction of the second bed plate; one end of the synchronizing shaft extends into the hollow cavity and is fixedly sleeved with a first bevel gear, a limiting groove perpendicular to the synchronizing shaft is arranged in the hollow cavity, two limiting blocks are arranged in the limiting groove in a sliding mode, synchronizing rods parallel to the synchronizing shaft are fixedly connected to the two limiting blocks, and one ends of the two synchronizing rods are respectively connected with two sealing plates;
two fixing plates are oppositely arranged on one side, away from the opening, of the limiting groove, and a first screw rod perpendicular to the synchronizing shaft is rotatably arranged between the two fixing plates; one end of the first screw rod penetrates through one of the fixing plates and is fixedly provided with a second bevel gear meshed with the first bevel gear; the screw threads of the first screw rod at two ends of the axial outer surface of the first screw rod are opposite in turning direction, and a first moving sleeve and a second moving sleeve which are matched with the corresponding turning directions of the screw threads are respectively sleeved at two ends of a rod body of the first screw rod; the other ends of the two synchronizing rods are fixedly connected with the first moving sleeve and the second moving sleeve respectively.
6. The multifunctional clinical bed for patients to get up and lie down conveniently according to claim 5, wherein the pressurizing mechanism comprises a sleeve and a plug groove arranged in the hollow cavity, one end of the sleeve is provided with a bevel gear IV, a bevel gear III meshed with the bevel gear IV is fixedly sleeved on the synchronizing shaft, a screw rod II is inserted into the other end of the sleeve in a threaded manner, and one end of the screw rod II, far away from the sleeve, extends into the plug groove and is fixedly connected with the piston;
a piston is arranged in the plug groove, and hydraulic oil is contained in the plug groove; the plug groove is communicated with the flexible supporting bag through a flow passage.
7. The clinical multifunctional hospital bed for the patient to get up and lie down as claimed in claim 6, wherein the other end of the synchronizing shaft is provided with a first pulling rope, the first pulling rope is wound on the first pulling rope in a tensioned state, and one end of the first pulling rope, which is far away from the first pulling rope, is bolted and fixed on the nut sleeve.
8. The multifunctional clinical bed for patients to get up and lie down conveniently according to claim 7, wherein a sliding groove parallel to the sleeve is arranged in one side of the hollow cavity close to the first reel, a sliding block is connected in the sliding groove in a sliding manner, and a spring is arranged between one side of the sliding block and the groove wall of the sliding groove; the synchronous shaft is fixedly provided with a second winding wheel in a sleeved mode, a second pull rope is wound on the second winding wheel, and one end, far away from the second winding wheel, of the second pull rope penetrates into the sliding groove and is fixedly bolted to the other side of the sliding block.
9. The clinical multifunctional hospital bed for the patient to get up and lie down as claimed in claim 2, wherein said flexible bag comprises a first bag body and a second bag body which are stacked up and down, the volume of said first bag body is smaller than that of said second bag body, and said first bag body is located at one side close to said opening; the first bag body is communicated with the second bag body; the hollow cavity is internally provided with a placement groove, the second capsule body is contained in the placement groove, and the first capsule body protrudes out of the placement groove.
10. The multifunctional clinical bed for patients to get up and lie down as claimed in claim 1, wherein a second butt-joint block is disposed on a side of the first bed board close to the second bed board, a first butt-joint block is disposed on both ends of the second bed board close to the side of the first bed board, the second butt-joint block is disposed between the two first butt-joint blocks, and the second butt-joint block is connected with the two first butt-joint blocks through a rotating shaft.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110572729.6A CN113288622A (en) | 2021-05-25 | 2021-05-25 | Clinical multifunctional hospital bed convenient for patient to get up and lie |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110572729.6A CN113288622A (en) | 2021-05-25 | 2021-05-25 | Clinical multifunctional hospital bed convenient for patient to get up and lie |
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| CN113288622A true CN113288622A (en) | 2021-08-24 |
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| CN202110572729.6A Pending CN113288622A (en) | 2021-05-25 | 2021-05-25 | Clinical multifunctional hospital bed convenient for patient to get up and lie |
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