CN111839947A

CN111839947A - Active turnover device

Info

Publication number: CN111839947A
Application number: CN202010864728.4A
Authority: CN
Inventors: 陈巨青
Original assignee: Ningbo Yilaisheng Medical Equipment Co Ltd
Current assignee: Ningbo Yilaisheng Medical Equipment Co Ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2020-10-30

Abstract

The invention discloses an active turnover device in the field of medical instruments, which comprises two support frames arranged in parallel, wherein the upper end of each support frame is rotatably connected with a rolling shaft, a flexible carrier is wound between the rolling shafts on the two support frames, each support frame is provided with a driving mechanism for driving the rolling shafts to rotate, and the two driving mechanisms drive the two rolling shafts to synchronously rotate. The invention can solve the problems of high labor intensity of manual assistance for turning over the bedridden patient and high equipment assistance use cost in the prior art.

Description

Active turnover device

Technical Field

The invention relates to the field of medical instruments, in particular to an active overturning device.

Background

The patients are prone to pressure sores, bedsores and other diseases when lying on the sickbed for a long time, the diseases can aggravate the primary illness condition of the patients and increase the consumption of medical care resources, the death rate of the old patients is improved to be more than 4 times, and numerous researches prove that the assistance of turning over the patients is an important measure for preventing and treating the pressure sores and is also a requirement for the patients to carry out self and medical operation, so that the turning over of the bedridden patients is very important nursing operation. However, the existing medical sickbed and nursing bed can only control the sickbed to enable a patient lying on the sickbed to sit up, and when some patients who just have operations or are seriously ill need to be wiped, the patient can not be assisted to lie on the side or turn over. At present, the nursing staff still assist the patient manually under the condition of helping the patient lie on the side or turn over, the operation labor intensity is high, the efficiency is low, and the additional injury to the patient is very easy to cause in the process. The bed-ridden patient turning-over assisting device is mainly of a structure similar to a grab bucket of an excavator, occupies a large space, affects other nursing and treatment on patients in a ward, is rough and robust in action in the using process, is hard in material, is easy to cause discomfort on the body and the mind of the patients, is high in manufacturing cost and high in using cost, and cannot be generally applied to conventional wards. In addition, some sickbeds with bed plate structures capable of being curled from the side direction are high in manufacturing cost and use cost, cannot be generally applied to conventional sickrooms, and are prone to causing mattress disorder in the use process and influencing nursing and treatment operations.

Disclosure of Invention

The invention aims to provide an active turnover device to solve the problems that in the prior art, the manual turnover assistance labor intensity of a bedridden patient is high, and the auxiliary use cost of equipment is high.

In order to achieve the purpose, the basic technical scheme of the invention is as follows: the utility model provides an initiative turning device, includes two parallel arrangement's support frame, and the upper end of every support frame all rotates and is connected with the roller bearing, and it has flexible carrier to convolute between the roller bearing on two support frames, all is equipped with drive roller bearing pivoted actuating mechanism on every support frame, and two roller bearing synchronous rotations of two actuating mechanism drive.

The principle and the advantages of the scheme are as follows: in practical application, the two support frames are respectively positioned at two sides of the sickbed, so that the flexible carrier stretches across the upper part of the mattress of the sickbed, a patient lies on the flexible carrier, the driving mechanism is used as a power source for overturning, the flexible carrier is used as an overturning execution structure and a supporting structure of the patient, and the rolling shaft is used as a mounting connecting piece of the flexible carrier. The driving mechanism drives the rolling shaft to synchronously rotate, so that the flexible carrier moves and rolls towards one side of the sickbed, and a patient lying on the sickbed can turn over along with the movement of the flexible carrier under the action of gravity. The supporting frame can be placed by being attached to a sickbed, the flexible carrier is paved on the sickbed, the occupied space is small, nursing and treatment are not affected, the flexible carrier is soft in texture, the whole structure is simple, production and manufacturing are convenient, the supporting frame is independent of the sickbed, the use cost is low, and the supporting frame can be widely applied to ordinary sickrooms. And lay the flexible carrier on the sick bed, only drive patient's upset through the flexible carrier in the device operation process, do not influence the bed clothes of laying on the sick bed for the bed clothes keep clean and tidy, more be favorable to nursing work to develop.

Furthermore, the support frame includes base and frame, is equipped with the ejector pin on the base, and the roller bearing is located the top of frame, and the frame passes through the ejector pin to be connected in the base top, and actuating mechanism installs in the frame. As the preferable such base and ground contact as the support, the frame passes through the ejector pin to support as the support of roller bearing, and overall structure is succinct the flattening, and area occupied is little, and it is more convenient to use.

Further, the driving mechanism comprises a motor transversely installed on the rack, an output shaft of the motor is connected with a driving gear, and the end of the rolling shaft is connected with a driven gear meshed with the driving gear. Preferably, the power is output through the motor, and the transmission of the power is carried out through the gear set, so that the driving of the rolling shaft is more automatic and labor-saving, manual turning is not needed, the labor intensity is low, and the driving is stable and stable.

Furthermore, a U-shaped groove is formed in the bottom end of the rack, a pin rod is arranged between the side walls of the U-shaped groove, a transverse pin hole is formed in the top end of the ejector rod, the top end of the ejector rod is inserted into the U-shaped groove, and the pin rod penetrates through the pin hole. The ejector rod can be stably and reliably connected with the frame as the preferable ejector rod, and the U-shaped groove can effectively limit and guide the ejector rod.

Furthermore, a jacking piece is arranged in the base, and the ejector rod is connected to the output end of the jacking piece. Preferably, the jacking piece can drive the jacking rod to vertically lift, so as to drive the rolling shaft to lift, on one hand, the flexible carrier can be lifted upwards before the patient turns over, the friction between the flexible carrier and the bed pad is reduced, the patient can turn over more conveniently, and the flexible carrier can be lifted on one side to further assist the patient to turn over.

Furthermore, every support frame includes two bases side by side and corresponds the frame of two bases, inlays in the frame and is equipped with the bearing, roller bearing and bearing interference fit. Preferably, the base and the frame form a flat support frame which can be used by being attached to two sides of a sickbed, and the bearings enable the rolling shaft to be effectively installed and rotated.

Further, the motor is located between two frames of the same support frame. The motor is preferably positioned at the inner side of the support frame, the flat structure of the support frame is kept, the appearance has no convex part, the operation influence on nursing and treatment is less, and the storage is more convenient.

Furthermore, a supporting pipe is connected between the two racks of the same supporting frame and located below the motor, and a wire connected with the motor penetrates through the supporting pipe. As the preferred supporting tube, the structural stability of the upper part of the supporting frame can be improved, and the supporting tube can be used as an accommodating structure of a motor lead to form a hidden circuit, so that the nursing and treatment cannot be negatively influenced due to the concise appearance.

Furthermore, the side end of the driving gear, which is deviated from the motor, is coaxially connected with a handle. Preferably, the rolling shaft can be rotated by manually operating the handle when the power of the motor is cut off, so that the patient can turn over.

Further, the flexible carrier is detachably connected to the roller. Preferably, the flexible carrier is convenient to replace and maintain, and the medical and health requirements can be met.

Preferably, a vertical slideway is arranged on the base, a jacking piece is arranged on the base outside the slideway, the driving mechanism is a ball bearing motor which is arranged at the top end of the rack and is coaxial with the rolling shaft, and the side end of the rack is connected to the slideway in a sliding manner and is connected with the jacking end of the jacking piece. Preferably, the height of the roller can be conveniently adjusted by driving the rack to vertically move along the slide through the jacking piece, the rolling bearing motor and the roller can be coaxially and integrally arranged, the occupied space is reduced, the whole body is lighter, the end parts of the rack can be respectively and independently lifted, and the auxiliary turnover is facilitated.

Drawings

FIG. 1 is an isometric view of example 1 of the present invention;

FIG. 2 is a schematic view of a hospital bed used in accordance with embodiment 1 of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is a schematic view of the handle connection according to embodiment 3 of the present invention;

FIG. 5 is a schematic view of the embodiment 2 of the present invention used in conjunction with a hospital bed;

fig. 6 is an enlarged view at B in fig. 5.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the medical bed comprises a base 1, a frame 2, a rolling shaft 3, non-woven fabrics 4, a hydraulic cylinder 5, a push rod 6, a driving gear 7, a driven gear 8, a motor 9, a stop lever 10, a supporting pipe 11, a medical bed 12, a bed frame 121, a shell plate 13, a handle 14, a slideway 15, a hydraulic rod 16, a ball bearing 17, a clamping sleeve 18, a push block 19, a pulley 20 and a long through hole 21.

Example 1, substantially as shown in figures 1 and 3: the utility model provides an initiative turning device, includes two parallel arrangement's support frame, and every support frame all includes two bases 1 side by side and two frames 2 that correspond two bases 1. Every base 1 is formed by two shell plate 13 locks, and two shell plates 13 also can be connected through the screw lock, and every base 1 is inside all to be equipped with the installation cavity, has placed pneumatic cylinder 5 in the installation cavity, and the output shaft of pneumatic cylinder 5 sets up vertically upwards. The top end of the output shaft of the hydraulic cylinder 5 is welded with a mandril 6, and the top end of the mandril 6 is provided with a transverse pin hole. U type groove has all been seted up to the bottom of every frame 2, all is equipped with the through-hole on the lateral wall in U type groove, has worn the pin rod between the through-hole of two lateral walls in U type groove, and the top of ejector pin 6 is inserted and is located U type groove, and the pin rod is worn to establish in the pinhole of ejector pin 6. The upper ends of the two frames 2 of the same supporting frame are rotatably connected with a rolling shaft 3, a bearing is embedded at the upper end of each specific frame 2, and the rolling shaft 3 is in interference fit with the bearing. Roller bearing 3 one end is stretched out the outer parallel key-type of bearing and is connected with driven gear 8, and the screw mounting has motor 9 on the frame 2 of driven gear 8 below, and motor 9 transversely installs in roller bearing 3 below, and motor 9's major structure is located between two frames 2. The frame 2 that motor 9 installed is equipped with the through-hole that corresponds motor 9 output shaft, and motor 9 output shaft transversely passes frame 2 key-type connection and has driving gear 7, and driving gear 7 meshes with driven gear 8 mutually. The flexible carrier is detachably connected between the rolling shafts 3 on the two supporting frames, and the preferred flexible carrier in the embodiment is a non-woven fabric 4, and can also be a flexible structure such as cloth and plastic cloth. The roller 3 is provided with a plurality of threaded holes along the axial direction, the threaded holes are connected with screws, and the non-woven fabric 4 is pressed on the roller 3 through the screws.

The welding has the stay tube 11 between two frames 2 of same support frame, and stay tube 11 is located the motor 9 below, wears to be equipped with the wire of being connected with motor 9 in the stay tube 11. Two vertical stop levers 10 side by side are welded between two bases 1 of the same supporting frame, and the stop levers 10 can structurally strengthen the supporting frame.

The motors 9 on the two support frames rotate synchronously, and the control circuit structure of the motors 9 comprises a forward and reverse rotation switching circuit.

The specific implementation process is as follows: referring to fig. 2, in use, the two support frames are vertically placed on two sides of the medical bed 12, so that the non-woven fabric 4 is laid across the mattress of the medical bed 12, and the patient lies on the non-woven fabric 4 when the medical bed 12 is in use. When a patient needs to turn over in the nursing or treatment process, the four hydraulic cylinders 5 are controlled to be synchronously lifted upwards, the rack 2 is lifted upwards by the ejector rod 6, and then the two rolling shafts 3 are synchronously lifted upwards, so that the friction force between the non-woven fabric 4 and the mattress is relatively reduced, and the non-woven fabric 4 is prevented from driving the mattress to roll. And then controlling the motors 9 on the support frame to run, and synchronously running the two motors 9, so that the driving gear 7 drives the driven gear 8, the driven gear 8 drives the rolling shaft 3 to rotate, the rolling shafts 3 on the two sides of the medical bed 12 synchronously rotate in the same direction, so that the non-woven fabric 4 moves to one side of the medical bed 12, and the turning-over operation of the patient is realized in the moving process. In the using process, the roller 3 on one side can be jacked up to be higher than the roller 3 on the other side, so that the non-woven fabric 4 is inclined, and the patient can turn over conveniently. After the non-woven fabric 4 is damaged or is dirty, the screw on the roller 3 can be loosened, the non-woven fabric 4 is taken down from the roller 3 for replacement, and the replacement and the maintenance can be convenient and fast according to the use condition.

This scheme support frame possesses the flattening appearance structure in the use, can paste and lean on medical bed 12 to use, and non-woven fabrics 4 is spread on bed clothes, and two support frame pastes when not using and puts together, and occupation space is little. Non-woven fabrics 4 are laid in bed clothes top, can improve the gas permeability on the one hand, avoid patient to suffer from and press the sore, and on the other hand can avoid bed clothes to turn over at the in-process that patient stands up, more is favorable to the nursing operation, and patient that overturns in addition is flexible operation, can not cause the injury to patient. The scheme is driven by the hydraulic cylinder 5 and the motor 9, the action automation degree is high, the labor intensity of medical personnel assisting patients to turn over is low, and the operation is convenient and fast. This scheme overall structure is succinct, and the raw materials obtains the convenience, and 4 removable uses of non-woven fabrics, and current equipment is lower in manufacturing and use cost, and more satisfies the medical health requirement.

Embodiment 2, this embodiment is different from embodiment 1 in that, as shown in fig. 5 and fig. 6, a base 1 is bolted to a bed frame 121 of a medical bed 12, a vertical slide way 15 is bolted to the base 1, the slide way 15 is a plate with a vertically long through hole 21 in the middle, the slide ways 15 are distributed outside four corners of the medical bed 12, and hydraulic rods 16 are bolted to the base 1 outside the slide way 15. Actuating mechanism is for installing 2 tops in the frame and with the ball bearing 17 motor of the coaxial setting of roller bearing 3, and specific two cutting ferrule 18 side by side of welding on 2 tops in the frame, and two ball bearings 17 of ball bearing 17 motor interference fit respectively connect at the both ends of roller bearing 3, and roller bearing 3 adopts conductive metal to make, the surface cladding insulating material layer of roller bearing 3, and the insulating material layer is the rubber layer in this embodiment, and the both ends joint of roller bearing 3 is in cutting ferrule 18 on frame 2. The frame 2 is located the end bolted connection two vertical pulleys 20 that parallel of head of a bed, tailstock, and two pulleys 20 all slide in rectangular through-hole 21 of slide 15, are equipped with ejector pad 19 of being connected with 2 cutting ferrule 18 of frame between two pulleys 20, and ejector pad 19 passes rectangular through-hole 21 setting, and ejector pad 19 passes the one end of rectangular through-hole 21 and articulates with hydraulic stem 16's top.

In the use of this embodiment, the support frame passes through the bedstead 121 both sides of base 1 erection joint at medical bed 12, non-woven fabrics 4 span in the bed clothes top of medical bed 12, when the patient need stand up, can go up and down or go up and down alone in step to the hydraulic stem 16 at four angles of medical bed 12, make non-woven fabrics 4 parallel promotion reduce and bed clothes between frictional force, also can unilateral promotion or single angle promotion make the patient turn over the health, when keeping that the design of flattening occupation space is few, the effect of supplementary patient's standing is better, it is more to be suitable for the scene.

Embodiment 3, as shown in fig. 4, the side end of the driving gear 7 away from the motor 9 is coaxially connected with a handle 14. Thus, when the motor 9 is inconvenient to work, for example, when no power supply exists, the handle 14 can be manually shaken, so that the rolling shaft 3 is driven to rotate to turn the patient.

Embodiment 4, motor 9 is integrated with bluetooth control module or wireless control module, can carry out the interconnect operation with cell-phone APP. This scheme has artifical and two kinds of modes of intelligence like this, and under the condition that lacks medical personnel, patient's accessible cell-phone APP carries out intelligent control, need not just can realize easily standing up patient self with the help of the condition of external force, and the practicality is stronger.

The foregoing is merely an example of the present invention and common general knowledge in the art of specific structures and/or features of the invention has not been set forth herein in any way. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. An active turnover device is characterized in that: the device comprises two parallel supporting frames, wherein the upper end of each supporting frame is rotatably connected with a roller, a flexible carrier is wound between the rollers on the two supporting frames, each supporting frame is provided with a driving mechanism for driving the rollers to rotate, and the two driving mechanisms drive the two rollers to rotate synchronously.

2. The active flipping mechanism of claim 1, wherein: the support frame includes base and frame, is equipped with the ejector pin on the base, the roller bearing is located the top of frame, and the frame passes through the ejector pin to be connected in the base top, actuating mechanism installs in the frame.

3. The active flipping mechanism of claim 1, wherein: the driving mechanism comprises a motor transversely installed on the rack, an output shaft of the motor is connected with a driving gear, and the end of the rolling shaft is connected with a driven gear meshed with the driving gear.

4. The active flipping mechanism of claim 3, wherein: the improved multifunctional rack is characterized in that a U-shaped groove is formed in the bottom end of the rack, a pin rod is arranged between the side walls of the U-shaped groove, a transverse pin hole is formed in the top end of the ejector rod, the top end of the ejector rod is inserted into the U-shaped groove, and the pin rod penetrates through the pin hole.

5. The active flipping mechanism of claim 4, wherein: the base is internally provided with a jacking piece, and the ejector rod is connected to the output end of the jacking piece.

6. The active flipping mechanism of claim 5, wherein: every support frame includes the frame of two bases side by side and two corresponding bases, it is equipped with the bearing to inlay in the frame, roller bearing and bearing interference fit.

7. The active flipping mechanism of claim 6, wherein: the motor is positioned between the two frames of the same supporting frame.

8. The active flipping mechanism of claim 7, wherein: a supporting pipe is connected between the two frames of the same supporting frame and located below the motor, and a wire connected with the motor penetrates through the supporting pipe.

9. The active flipping mechanism of claim 8, wherein: the side end of the driving gear, which is far away from the motor, is coaxially connected with a handle.

10. The active flipping mechanism of claim 2, wherein: the base is provided with a vertical slide way, the base outside the slide way is provided with a jacking piece, the driving mechanism is a ball bearing motor which is arranged at the top end of the rack and is coaxial with the roller, and the side end of the rack is connected to the slide way in a sliding manner and is connected with the jacking end of the jacking piece.