CN113893108B

CN113893108B - Lifting device for paralyzed patient

Info

Publication number: CN113893108B
Application number: CN202111165054.XA
Authority: CN
Inventors: 戴晴; 李伦兰; 张凡; 张猛; 刘静; 陶蕾; 高馨
Original assignee: First Affiliated Hospital of Anhui Medical University
Current assignee: First Affiliated Hospital of Anhui Medical University
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-09-27
Anticipated expiration: 2041-09-30
Also published as: CN113893108A

Abstract

The invention discloses a lifting device for paralyzed patients, which comprises a crown block mechanism, a vertical guide mechanism, an arm supporting mechanism and a waist hanging mechanism, wherein the crown block mechanism can move front and back, left and right. The overhead traveling crane mechanism comprises a front guide rail and a rear guide rail which are arranged left and right, and traveling mechanisms capable of sliding left and right are arranged on the two guide rails. The guide mechanism comprises a vertically arranged guide pipe, the cross section of the guide pipe is square, the guide pipe is installed on the left side of the lower end of the traveling mechanism, a telescopic pipe which extends downwards and can move up and down is inserted into the guide pipe, and the tail end of a steel wire rope of the winch is fixed to the upper end of the telescopic pipe after being inserted into the upper end of the guide pipe. The arm supporting mechanism comprises a connecting plate which is arranged at the lower end of the telescopic pipe and is C-shaped towards the forward opening, a transverse plate which is arranged on the left and the right is fixed at the lower end of the connecting plate, and two horizontal forward supporting plates for supporting arms or hands are arranged on the transverse plate.

Description

Lifting device for paralyzed patient

Technical Field

The invention relates to the field of lifting paralyzed patients to wheelchairs, in particular to a lifting device for paralyzed patients.

Background

For paralyzed patients or paraplegic patients, the upper half body can move, such as arms and the head, but the lower half body can not move, so that the walking cannot be carried out, and the self-care is inconvenient. The most common problem with these paraplegic patients is getting up to a wheelchair, since the patient can move while in the wheelchair, but with a distance from the bed to the wheelchair, the patient is likely to fall, because the distance between the bed and the wheelchair is large, particularly the heavy lower body is dragged, the wheelchair is easy to fall down, therefore, the market has a device which is convenient for a patient to move between a bed and a wheelchair, for example, the invention discloses a lifting auxiliary device which is convenient for the patient to transfer between the bed and the wheelchair, relating to the technical field of medical appliances, which comprises a supporting frame, sliding grooves are arranged above the opposite surfaces of the supporting frame, sliding blocks are connected in the two sliding grooves in a sliding way, and the opposite surfaces of the two sliding blocks are respectively and fixedly connected with the ends far away from the two fixing rods, and the ends close to the two fixing rods are respectively and fixedly connected with the left side surface and the right side surface of the circular ring. According to the auxiliary hoisting device facilitating the patient to transfer between the sickbed and the wheelchair, by arranging the circular ring, the lifting rope, the binding belt, the circular woolen surface and the barbed surface, after the patient is held on the bottom plate by people, the circular woolen surface and the barbed surface on the binding belt are mutually bonded, and the binding belt is fixed on the upper half of the patient, so that the patient can be quickly fixed on the bottom plate, the difficulty of transferring the patient by medical personnel or family is reduced, and meanwhile, the risk of preventing the patient from falling down is realized, and the auxiliary hoisting device is held and operated by the family, and cannot be operated by the patient;

there are also remote-controllable, single-person operable self-service transfer systems available on the market, such as the publication No. CN107049670A, the invention discloses a self-service transfer system comprising: a transfer bracket and a receiving wheel carrier; the transfer bracket comprises a beam, a bracket and a transfer device; the transfer device is fixed on the cross beam and comprises a transverse transfer component positioned above the cross beam and a hoisting component positioned on one side of the transverse transfer component, and the transverse transfer component comprises a walking motor and a pulley; the carrying wheel carrier comprises a chassis, a supporting device and a movable controller; the supporting device is arranged at the upper part of the chassis, and the chassis is provided with a driving device, a driving wheel and a steering wheel; the movable controller is electrically connected with the driving device and is connected with the transfer device through a wireless signal. The invention discloses a self-help transfer system, which adopts a transfer bracket and a bearing wheel carrier, so that a hemiplegic patient can control a transfer device to lift the hemiplegic patient by a controller and transfer the hemiplegic patient to a wheelchair or a stretcher, a movable controller is convenient for a single patient to simultaneously operate the transfer device and the wheelchair or the stretcher at the bedside, and the transfer device and the wheelchair or the stretcher can be effectively matched with each other.

Disclosure of Invention

The invention aims to provide a lifting device for paralyzed patients, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a lifting device for paralyzed patients comprises a crown block mechanism capable of moving left and right, a vertical guide mechanism, an arm support mechanism and a waist suspension mechanism.

The overhead traveling crane mechanism comprises guide rails arranged in a front-back left-right mode and inverted L-shaped mounting racks arranged at the left end and the right end of the guide rails, the mounting racks are mounted on the roof, walking mechanisms capable of sliding left and right around are mounted on the two guide rails, a winch is mounted on each walking mechanism, and the walking mechanisms and the winch are connected with a remote controller for controlling walking.

The travelling mechanism comprises a bottom plate which is arranged on two guide rails in a front-back manner, four wheels which are matched with the guide rails are symmetrically arranged at the lower end of the bottom plate, two wheels at the left side are respectively connected with a first motor which is arranged on the bottom plate, a sleeve plate which can slide back and forth is sleeved on the bottom plate, a winch is arranged at the left side of the upper end of the sleeve plate, a guide pipe is arranged at the left side of the lower end of the sleeve plate through a mounting plate at the right end, the guide pipe extends out of the sleeve plate leftwards to facilitate the insertion of a steel wire rope, a support ring which is used for guiding the steel wire rope and has a circular cross section is fixed on the guide pipe, a pull block is fixed at the right end of the sleeve plate, a lead screw which extends out forwards and backwards is in threaded connection with the pull block, two ends of the lead screw are rotatably connected with a support block which is fixed on the bottom plate, one end of the lead screw passes through the support block and then is connected with a second motor, and a processor and a wireless transceiver are arranged on the sleeve plate, and the processor is respectively and electrically connected with the first motor, the second motor, the winch and the wireless transceiver, and the wireless transceiver is wirelessly connected with the remote controller.

The guiding mechanism comprises a vertically arranged guiding pipe, the cross section of the guiding pipe is square, the guiding pipe is installed on the left side of the lower end of the traveling mechanism, a telescopic pipe which extends downwards and can move up and down is inserted into the guiding pipe, and the tail end of a steel wire rope of the winch is fixed at the upper end of the telescopic pipe to pull the telescopic pipe to move up and down after being inserted into the upper end of the guiding pipe.

The arm supporting mechanism comprises a connecting plate which is arranged at the lower end of a telescopic pipe and is in a C shape towards the front opening, a transverse plate which is arranged left and right is fixed at the lower end of the connecting plate, two horizontal forward supporting plates used for supporting arms or hands are arranged on the transverse plate, the middle of each supporting plate is positioned under the telescopic pipe so that a steel wire rope can be close to the gravity center of a patient, and the front end of each supporting plate is bent upwards to form an anti-falling part for preventing the patient from slipping.

The device also comprises a sliding mechanism arranged on the supporting plate and the transverse plate so as to change the distance between the two supporting plates. The sliding mechanism comprises a sliding barrel which is sleeved on the transverse plate and can move left and right and is matched with the transverse plate, and an anti-skid locking mechanism which can be fixed when the supporting plate is pressed down is further arranged between the sliding barrel and the supporting plate.

The locking mechanism comprises a square mounting groove formed in the middle of the upper end of a sliding barrel, an upward section of the mounting groove is provided with a square guide barrel, a guide block which is matched with the sliding barrel and extends upwards is inserted in the guide barrel, the guide block is fixed at the lower end of a supporting plate, the supporting plate and the sliding barrel are connected through a front spring and a rear spring for supporting, the lower end of the guide block is fixed with a cylindrical anti-skidding locking column, a circular clamping groove which penetrates through the transverse plate up and down and corresponds to the locking column is formed in the transverse plate at equal intervals along the length direction, and the locking column can be inserted into the clamping groove to prevent sliding when the arm is supported by the supporting plate.

The waist suspension mechanism comprises a pull rope fixed at the lower end of the telescopic pipe, a waistband capable of being tied to the waist of a patient is arranged at the lower end of the pull rope, an opening is formed in the waistband, and the opening is connected through a magic tape to adjust the degree of tightness.

Preferably, the anti-slip device further comprises an anti-slip mechanism which is arranged between the supporting plate and the transverse plate and prevents the supporting plate from slipping off.

Preferably, the anti-slip mechanism comprises a cylindrical anti-slip column inserted into the clamping groove from the lower end, the anti-slip column is located on one side of the sliding cylinder, an anti-slip supporting plate is fixed to the lower end of the anti-slip column, an upward anti-slip connecting plate is fixed to the rear end of the anti-slip supporting plate, and the anti-slip connecting plate is fixed to the supporting plate.

Preferably, the anti-falling supporting plate is attached to the lower end of the transverse plate to balance the supporting plate, and the anti-falling connecting plate is attached to the rear end of the transverse plate.

Compared with the prior art, the invention has the beneficial effects that:

1. the first motor, the second motor and the winch can be controlled by the remote controller, the supporting plate and the belt can be moved left and right and front and back, so that a patient can be driven to move left and right and front, the movement range is larger, most areas of a whole room can be covered, the wheelchair can be used by multiple people in a hospital and can be used for home use, and the wheelchair is not limited to a bedside and is suitable for a long distance and is more flexible;

2. the movable hoisting device is arranged on the roof of the room, is more stable, does not topple over when moving integrally like the ground, occupies less space on the ground and reasonably utilizes the upper space;

3. when in lifting, the supporting plate is moved to the front side of a patient through the remote controller, then the patient lifts the arm, the supporting plate is slowly inserted into the armpit of the patient, the patient simultaneously ties the waistband under the body and can adjust the tightness through the magic tape, the remote controller controls the winch to work and pulls the telescopic pipe so as to support the patient, the waistband can have a larger supporting force and can hold the supporting plate by the hand of the patient, so that the stability is better, the waistband which is lifted by the patient and the supporting plate which is held by the hand are provided, the rocking and the rotation are avoided, and the safety is higher;

4. when the supporting plate is pressed downwards, the spring is compressed, the stop column abuts against the transverse plate, and when the supporting plate is shaken leftwards and rightwards, the stop column slides into the adjacent clamping groove to realize skid resistance, so that the locking is not needed, and the skid resistance is automatically locked;

5. when the arm is not on the supporting plate, the supporting plate drives the anti-falling supporting plate and the anti-falling connecting plate under the action of the spring, so that the anti-sliding column is abutted to the lower end of the transverse plate, and once the anti-sliding column slides, the anti-sliding column can slide into the adjacent clamping groove, thereby avoiding sliding, being safer and not needing manual locking;

6. the front end of the supporting plate is stressed, the rear end of the supporting plate is pulled by the anti-falling connecting plate and the anti-falling supporting plate, the anti-falling supporting plate abuts against the lower end of the transverse plate, force is applied to the rear end of the supporting plate, and the stability of the supporting plate is improved like a lever.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is an isometric view of the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 3;

FIG. 5 is an enlarged view of the structure B of FIG. 3;

FIG. 6 is a second axial view of the present invention;

FIG. 7 is a first exploded view of the pallet and stop post connection of the present invention;

FIG. 8 is an enlarged view of the structure C of FIG. 7;

fig. 9 is a second exploded view of the connection of the pallet and the stop post of the present invention.

In the figure: 1. a guide rail; 11. a mounting frame; 12. a winch; 13. a base plate; 14. a first motor; 15. sheathing; 16. pulling the block; 17. a lead screw; 171. a second motor; 18. a processor; 181. a wireless transceiver; 19. a remote controller; 2. a guide tube; 21. a telescopic pipe; 211. a support ring; 22. a connecting plate; 23. a transverse plate; 24. a pallet; 241. an anti-drop part; 25. a slide cylinder; 26. a guide cylinder; 27. a guide block; 28. a spring; 29. a stopper post; 291. a card slot; 3. pulling a rope; 31. a waistband; 32. magic tape; 4. an anti-slip column; 41. an anti-drop supporting plate; 42. the anti-drop is connected with the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, the left end and the right end correspond to the left hand and the right hand, the rear end refers to the side where the reader looks, and the side close to the reader is the front side, which is only convenient for description and does not represent the actual position and direction, and the invention provides a lifting device for paralyzed patients, which comprises the following steps: a lifting device for paralyzed patients comprises a crown block mechanism capable of moving left and right, a vertical guide mechanism, an arm support mechanism and a waist suspension mechanism.

The overhead traveling crane mechanism comprises guide rails 1 arranged in a front-back left-right mode and inverted L-shaped mounting frames 11 arranged at the left end and the right end of each guide rail 1, the mounting frames 11 are mounted on the roof, traveling mechanisms capable of sliding left and right in the front-back direction are mounted on the two guide rails 1, a winch 12 is mounted on each traveling mechanism, and the traveling mechanisms and the winch 12 are connected with a remote controller 19 for controlling traveling. The remote controller 19 controls the traveling mechanism in the prior art, is mature, is similar to a crane in a factory, and has low hoisting weight unlike a few tons in the factory. The traveling mechanism comprises a base plate 13 which is arranged on two guide rails 1 in a front-back manner, four wheels which are matched with the guide rails 1 are symmetrically arranged at the lower end of the base plate 13, two wheels at the left side are respectively connected with a first motor 14 which is arranged on the base plate 13, a sleeve plate 15 which can slide back and forth is sleeved on the base plate 13, a winch 12 is arranged at the left side of the upper end of the sleeve plate 15, a guide pipe 2 is arranged at the left side of the lower end of the sleeve plate 15 through a mounting plate at the right end, the guide pipe 2 extends out of the sleeve plate 15 leftwards to facilitate the insertion of a steel wire rope, a supporting ring 211 which is used for guiding the steel wire rope and is circular in cross section is fixed on the guide pipe 2, a pull block 16 is fixed at the right end of the sleeve plate 15, the pull block 16 is in threaded connection with a lead screw 17 which extends out back and forth (the threads on the lead screw 17 are more densely shown in the figure, therefore, threads are omitted in the figure and simplified figure), supporting blocks which are fixed on the base plate 13 are rotatably connected at two ends of the lead screw 17, and one end of the lead screw 17 is connected with the second motor 171 after passing through the supporting block, the sleeve plate 15 is provided with the processor 18 and the wireless transceiver 181, the processor 18 is respectively and electrically connected with the first motor 14, the second motor 171, the winch 12 and the wireless transceiver 181, and the wireless transceiver 181 is wirelessly connected with the remote controller 19. The remote controller 19 controls the first motor 14, the second motor 171, the winding machine 12 and the wireless transceiver 181 according to the prior art, which is the same as the crane technology in the factory, and therefore, the detailed description is omitted, and a limit mechanism may be further included herein, which is a prior art in both the front-back direction and the left-right direction.

The guide mechanism comprises a guide pipe 2 which is vertically arranged, the section of the guide pipe 2 is square, the guide pipe 2 is installed on the left side of the lower end of the traveling mechanism, a telescopic pipe 21 which extends downwards and can move up and down is inserted in the guide pipe 2, and the tail end of a steel wire rope of the winch 12 is fixed at the upper end of the telescopic pipe 21 to pull the telescopic pipe 21 to move up and down after being inserted through the upper end of the guide pipe 2. The guide mechanism mainly avoids the steel wire rope from shaking when the patient is lifted, and the patient is easily shaken due to the direct adoption of lifting.

The arm supporting mechanism comprises a connecting plate 22 which is arranged at the lower end of the telescopic pipe 21 and is in a C shape with a forward opening, a transverse plate 23 arranged on the left and right is fixed at the lower end of the connecting plate 22, two horizontal forward supporting plates 24 used for supporting arms or hands are arranged on the transverse plate 23, and the middle parts of the supporting plates 24 are positioned right below the telescopic pipe 21 so that the steel wire ropes can be close to the center of gravity of a patient. The arm of the patient can be conveniently dragged up, the arm can be supported to the armpit position, and the two sides of the arm can also be wider in the past, so that the patient feels comfortable. The front end of the support plate 24 is bent upward to form a slip-off preventing portion 241 for preventing the patient from slipping off. The patient is prevented from sliding forwards, and the protective effect is achieved. The C-shaped connecting plate 22 is adopted, so that the center of a patient is conveniently moved to the lower side of the telescopic pipe 21, the direction of the patient is consistent with the pulling force direction of the steel wire rope, the stress of the telescopic pipe 21 in the horizontal direction is reduced, and the stability is better.

The waist suspension mechanism includes a pull cord 3 fixed to the lower end of the extension tube 21, and a waist belt 31 capable of being fastened to the waist of the patient is provided at the lower end of the pull cord 3. The pull rope 3 is detachably connected with the waist belt 31, and can be tied up, so that the height can be adjusted, normally, the waist belt 31 is close to the upper end of the supporting plate 24 when being horizontal, and therefore, arms can be put on the supporting plate 24 at the same time. When lying in bed, the patient can directly fix under the waist by himself, the force application of the arms on the supporting plate 24 is reduced, the patient can be acted by the patient arms, if the patient arms do not like the force application, the patient arms can be simply held by hands, the pull rope 3 is prevented from shaking, and the bed is safer. The waistband 31 is provided with an opening, and the opening is connected through the magic tape 32 to adjust the elasticity. For directly tying, perhaps buckle formula, this kind is more convenient through the magic subsides, and the elasticity is better adjusted, certainly, can not be too thin, guarantees joint strength, can reach the width more than 10cm, and the patient is also more comfortable.

And a sliding mechanism arranged on the supporting plate 24 and the cross plate 23 is further included to change the distance between the two supporting plates 24. Convenient two layer boards 24's of adjustment distance like this, the fat thin patient of reply difference, simultaneously, also conveniently carry out arm support or hand to the patient, more comfortable, also more nimble. The sliding mechanism comprises a sliding barrel 25 which is sleeved on the transverse plate 23 and can move left and right and is matched with the transverse plate, and an anti-skid locking mechanism which can be fixed when the supporting plate 24 is pressed down is further arranged between the sliding barrel 25 and the supporting plate 24. The locking mechanism is used for preventing sliding after adjustment. Here, the slide cylinder 25 may slide, and then a corresponding guide groove or rail may be provided on the transverse plate 23. The locking mechanism comprises a square mounting groove arranged in the middle of the upper end of the sliding barrel 25, a guide barrel 26 with an upward square cross section is fixed on the mounting groove, a matched guide block 27 extending upwards is inserted in the guide barrel 26, the guide block 27 is fixed at the lower end of the supporting plate 24, the supporting plate 24 is connected with the sliding barrel 25 through a front spring 28 and a rear spring 28 for supporting, a cylindrical anti-skid locking column 29 is fixed at the lower end of the guide block 27, circular clamping grooves 291 penetrating vertically and corresponding to the locking column 29 are arranged on the transverse plate 23 at equal intervals along the length direction, and the locking column 29 can be inserted into the clamping grooves 291 to prevent sliding when the supporting plate 24 supports an arm. The stop column 29 and the slot 291 have a downward pressing distance, the supporting plate 24 and the upper end of the guide cylinder 26 have a distance, after the patient presses on the supporting plate 24, the spring 28 is compressed, then the stop column 29 abuts against the transverse plate 23, the patient moves left and right, the stop column 29 slides into the adjacent slot 291, or an arm can be directly put on the supporting plate 24, when the patient moves, the supporting plate 24 slides left and right, the stop column 29 also slides into the adjacent slot, therefore, the depth of the slot 291 is not large and is only a few millimeters, and therefore, the obvious overturn is avoided. This avoids sliding of the pallet 24 and the slide drum 25 during movement. It should be noted that when the stop column 29 is engaged with the engaging groove 291, the guide block 27 is supported against the cross plate 23, and the support plate 24 is supported against the upper end of the guide cylinder 26, so as to achieve better stability. The locking can also adopt knobs for tightening and clamping, but the locking is troublesome and inconvenient.

And the anti-slip mechanism is arranged between the supporting plate 24 and the transverse plate 23 and used for preventing the supporting plate 24 from slipping off. In a normal state, the slide cylinder 25 is prevented from sliding freely. The anti-falling mechanism comprises a cylindrical anti-sliding column 4 inserted into the clamping groove 291 from the lower end, the anti-sliding column 4 is located on one side of the sliding cylinder 25, an anti-falling supporting plate 41 is fixed at the lower end of the anti-sliding column 4, an upward anti-falling connecting plate 42 is fixed at the rear end of the anti-falling supporting plate 41, and the anti-falling connecting plate 42 is fixed on the supporting plate 24. When the supporting plate 24 is pressed down, the anti-slip connecting plate 42 is driven to move downwards, so that the anti-slip column 4 is driven to slide out of the clamping groove 291 to be adjusted left and right, as for how high force is required for pressing down, the force can be set by self, for example, 25N, the force can be realized through the spring 28 with stiffness coefficient, of course, the force is ensured to be not inserted into the clamping groove 291 when the anti-slip column 4 slides off, so that the distance from the stop column 29 to the transverse plate 23 can be slightly larger, for example, 20mm to 30mm, the height of the anti-slip column 4 can be 3mm, and attention needs to be paid to, only reference is provided here, and the force can be changed by self in practice. Therefore, the patient can conveniently adjust the position by directly pressing down the table, and the table can not slide after being loosened.

The front end of the supporting plate 24 is stressed, the rear end of the supporting plate 24 is pulled by the anti-falling connecting plate 42 and the anti-falling supporting plate 41, the anti-falling supporting plate 41 is abutted against the lower end of the transverse plate 23, namely, the force is applied to the rear end of the supporting plate 24, and the stability of the supporting plate 24 is improved like a lever.

The guide tube 2, the extension tube 21, the connecting plate 22, the transverse plate 23, the supporting plate 24, the sliding cylinder 25, the guide cylinder 26, the guide block 27, the anti-drop supporting plate 41 and the anti-drop connecting plate 42 can all be made of aluminum alloy, and the anti-drop connecting plate is light in weight and high in strength.

The working principle is as follows: the first motor 14, the second motor 171 and the winch 12 can be controlled by the remote controller 19, the supporting plate 24 and the belt 31 can move left and right and front and back, so that a patient can be driven to move left and right and front, the moving range is larger, most areas of a whole room can be covered, the wheelchair can be used by multiple persons in a hospital and can be used for home use, and the wheelchair is not limited to a wheelchair at the bedside and is suitable for a long distance and is more flexible. Compared with the ground moving hoisting device, the moving hoisting device is installed on the roof, is more stable, does not have the phenomenon of toppling over when moving integrally like the ground, occupies less ground space and reasonably utilizes the upper space. When the patient is lifted, the supporting plate 24 is moved to the front side of the patient through the remote controller 19, then the patient lifts the arm, the supporting plate 24 is slowly inserted into the armpit of the patient, the patient simultaneously ties the waist belt 31 under the patient and can adjust the tightness through the magic tape 32, the remote controller 19 controls the winch 12 to work and pulls the extension pipe 21 so as to support the patient, the waist belt 31 can play a larger supporting force, the patient holds the supporting plate 24, the stability is better, the lifted waist belt 31 and the hand-held supporting plate 24 are provided, the swinging and the rotation are avoided, the safety is higher, in addition, the height is changed after the tightness is adjusted through the magic tape 32, the hand-held height position of the supporting plate 24 can be adjusted, the operation is more flexible, meanwhile, the hand-held limb socket can be directly placed on the supporting plate 24 to play a main supporting role, the waist belt 31 plays an auxiliary role, and the two supporting plates 24 need to be close, the waistband 31 is loose. When the supporting plate 24 is pressed downwards, the spring 28 is compressed, the stop column 29 abuts against the transverse plate 23, and when the supporting plate is shaken left and right, the stop column 29 slides into the adjacent clamping groove 291 to realize skid resistance, so that locking is not needed, and skid resistance is automatically locked. When the arm is not on the supporting plate 24, under the action of the spring 28, the supporting plate 24 drives the anti-slip supporting plate 41 and the anti-slip connecting plate 42, so that the anti-slip column 4 is abutted to the lower end of the transverse plate 23, and once the anti-slip column slides, the anti-slip column 4 can slide into the adjacent clamping groove 291, thereby avoiding sliding, being safer and not needing manual locking. The front end of the supporting plate 24 is stressed, the rear end of the supporting plate 24 is pulled by the anti-falling connecting plate 42 and the anti-falling supporting plate 41, the anti-falling supporting plate 41 is abutted against the lower end of the transverse plate 23, namely, the force is applied to the rear end of the supporting plate 24, and the stability of the supporting plate 24 is improved like a lever.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A paralyzed patient lifting device comprising:

the overhead traveling crane comprises a front guide rail (1), a rear guide rail (1), left and right guide rails and inverted L-shaped mounting frames (11) mounted at the left end and the right end of the guide rails (1), the mounting frames (11) are mounted on the roof, traveling mechanisms capable of sliding back and forth and left and right are mounted on the two guide rails (1), a winch (12) is mounted on the traveling mechanisms, and the traveling mechanisms and the winch (12) are connected with a remote controller (19) for controlling traveling;

the travelling mechanism comprises a base plate (13) which is arranged on two guide rails (1) in a front-back mode, four wheels matched with the guide rails (1) are symmetrically arranged at the lower end of the base plate (13), two wheels on the left side are respectively connected with a first motor (14) arranged on the base plate (13), a sleeve plate (15) capable of sliding back and forth is sleeved on the base plate (13), a winch (12) is arranged on the left side of the upper end of the sleeve plate (15), a guide pipe (2) is arranged on the left side of the lower end of the sleeve plate (15) through a mounting plate at the right end, the sleeve plate (15) extends leftwards from the guide pipe (2) to facilitate insertion of a steel wire rope, a support ring (211) which is circular in cross section and used for guiding the steel wire rope is fixed on the guide pipe (2), a pull block (16) is fixed at the right end of the sleeve plate (15), and a lead screw (17) extending back and forth is in a threaded connection with the pull block (16), the two ends of the lead screw (17) are rotatably connected with supporting blocks fixed on the bottom plate (13), one end of the lead screw (17) penetrates through the supporting blocks and then is connected with a second motor (171), the sleeve plate (15) is provided with a processor (18) and a wireless transceiver (181), the processor (18) is respectively and electrically connected with the first motor (14), the second motor (171), the winch (12) and the wireless transceiver (181), and the wireless transceiver (181) is in wireless connection with the remote controller (19);

the guide mechanism comprises a guide pipe (2) which is vertically arranged, the section of the guide pipe (2) is square, the guide pipe (2) is installed on the left side of the lower end of the traveling mechanism, a telescopic pipe (21) which extends downwards and can move up and down is inserted into the guide pipe (2), and the tail end of a steel wire rope of a winch (12) is inserted through the upper end of the guide pipe (2) and then fixed at the upper end of the telescopic pipe (21) to pull the telescopic pipe (21) to move up and down;

the arm supporting mechanism comprises a connecting plate (22) which is installed at the lower end of the telescopic pipe (21) and is C-shaped in a forward opening manner, a transverse plate (23) which is arranged on the left and right is fixed at the lower end of the connecting plate (22), two horizontal forward supporting plates (24) used for supporting arms or hands are installed on the transverse plate (23), the middle parts of the supporting plates (24) are located right below the telescopic pipe (21) so that the steel wire ropes can be close to the center of gravity of a patient, and the front ends of the supporting plates (24) are bent upwards to form anti-falling parts (241) for preventing the patient from slipping;

the anti-skid device is characterized by further comprising sliding mechanisms arranged on the supporting plates (24) and the transverse plate (23) so as to change the distance between the two supporting plates (24), wherein the sliding mechanisms comprise adaptive sliding cylinders (25) which are sleeved on the transverse plate (23) and can move left and right, and anti-skid locking mechanisms capable of fixing when the supporting plates (24) are pressed down are further arranged between the sliding cylinders (25) and the supporting plates (24);

the locking mechanism comprises a square mounting groove arranged in the middle of the upper end of a sliding barrel (25), a guide barrel (26) with an upward square section is fixed on the mounting groove, a matched guide block (27) extending upwards is inserted in the guide barrel (26), the guide block (27) is fixed at the lower end of a supporting plate (24), the supporting plate (24) is connected with the sliding barrel (25) through a front spring (28) and a rear spring (28) for supporting, a cylindrical anti-skidding stop column (29) is fixed at the lower end of the guide block (27), round clamping grooves (291) which penetrate through the transverse plate (23) up and down and correspond to the anti-skidding stop column (29) are arranged on the transverse plate (23) at equal intervals along the length direction, and the anti-skidding stop column (29) can be inserted into the clamping grooves (291) to prevent skidding when the arm is supported by the supporting plate (24);

waist hangs the mechanism, waist hangs the mechanism including fixing stay cord (3) at flexible pipe (21) lower extreme, and the lower extreme of stay cord (3) is provided with can be in waistband (31) on patient's waist, waistband (31) are provided with the opening, and the opening part is connected in order to adjust the elasticity through magic subsides (32).

2. The paralyzed patient hoisting apparatus according to claim 1, wherein: and the anti-slip mechanism is arranged between the supporting plate (24) and the transverse plate (23) and is used for preventing the supporting plate (24) from slipping off.

3. The paralytic patient lifting device of claim 2, wherein: the anti-falling mechanism comprises a cylindrical anti-falling column (4) inserted into the clamping groove (291) from the lower end, the anti-falling column (4) is located on one side of the sliding cylinder (25), an anti-falling supporting plate (41) is fixed to the lower end of the anti-falling column (4), an upward anti-falling connecting plate (42) is fixed to the rear end of the anti-falling supporting plate (41), and the anti-falling connecting plate (42) is fixed to the supporting plate (24).

4. A paralytic patient lifting device according to claim 3 wherein: the anti-falling supporting plate (41) is attached to the lower end of the transverse plate (23) to balance the supporting plate (24), and the anti-falling connecting plate (42) is attached to the rear end of the transverse plate (23).