CN211095540U - Mechanism for assisting old people to get on and off bed and rehabilitate limbs - Google Patents

Abstract

The utility model discloses a supplementary old man goes up and gets off bed and limbs rehabilitation mechanism, including the bed body, the top cover of the bed body is equipped with square braced frame, and square braced frame constitutes through a plurality of root square steel fixed mounting, and the junction between a plurality of root square steel passes through steel construction pipe clamp screw thread installation fixed, and four edges on square braced frame's top all set up threaded holes, and the screw rod screw thread fixed mounting that the top of four screw holes all was equipped with through alternating connection has the shackle, and four equal fixed interlude in middle part of shackle are connected with the slide bar, the utility model relates to a supplementary old man goes up and gets off bed and limbs rehabilitation mechanism easily supports traction frame, slide bar and square braced frame through the support pole setting that is equipped with, and the connection vaulting pole that is equipped with improves the stability of connecting between each support.

Description

Mechanism for assisting old people to get on and off bed and rehabilitate limbs

Technical Field

The utility model relates to an auxiliary device, in particular to supplementary old man gets on or off the bed and limbs rehabilitation mechanism.

Background

With the increasing aging situation, the number of patients who are hemiplegic due to other physiological decline such as cerebral apoplexy and the like in the elderly is increasing day by day, and in addition, with the rapid development of Chinese economy, the number of patients who are injured by the lower limbs due to traffic accidents is also increasing.

For lower limb disabilities: if hemiplegia occurs, the patient lies in bed for a long time and has less chance of participating in outdoor activities, so that the physical resistance of the body is greatly reduced, and the upper respiratory tract infection is easy to occur; the bronchus of a patient lying in bed for a long time has more endocrine, thick sputum is not easy to cough out, and lung infection is easy to cause; the patient more hopes to have more time to walk out of the bed and participate in more outdoor activities, such as long-term action of keeping one lying down, no periodic movement of limbs, easy muscular atrophy and joint stiffness, and is not good for the health of the patient (the patient who also has a medical operation in a hospital).

For a rehabilitation facility: if the patient with lower limb disability gets off the bed only by the help of medical staff, a lot of manpower is needed, and sometimes the effect cannot be achieved by only one medical staff; the single accompanying mode of the personnel can not meet the daily activity requirements of the patients with inconvenient actions gradually; the pressure and fatigue strength of the accompanying personnel are continuously increased; and the cost of manual care is constantly increasing; under such heavy working conditions, medical staff have more heart and insufficient force; thereby increasing the employment pressure of medical personnel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a supplementary old man gets off bed and limbs rehabilitation machine to solve the current inconvenient problem of the comparatively difficult inconvenient nursing of getting off bed in-process patient that provides in the above-mentioned background art, for realizing above-mentioned purpose, the utility model provides a following technical scheme: a mechanism for assisting the old people to get on and off a bed and rehabilitate limbs comprises a bed body, wherein a square supporting frame is covered at the top of the bed body and is fixedly installed and formed by a plurality of square steels, joints among the square steels are fixedly installed and formed by steel pipe clamps through threads, threaded holes are formed in four corners of the top end of the square supporting frame, shackles are fixedly installed at the top ends of the four threaded holes through threaded screws which are arranged in an inserting and connecting mode, sliding rods are fixedly inserted and connected in the middle of the four shackles, and end heads of the four sliding rods are fixedly connected through clamp connecting pieces to form a sliding rod support;

wherein correspond the equal fixed mounting in both sides outer wall that is equipped with two square steel and have fixed slide rail, and the equal fixed mounting in top surface of two square steel have with square steel size of a dimension assorted rack, two the middle part surface of rack all meshes to connect and is equipped with straight-tooth spur gear, two straight-tooth spur gear's top surface all corresponds to cover and is equipped with the forked tail slider, two the outer wall surface of one side of forked tail slider is equallyd divide and is do not fixed mounting have first step motor, the output of first step motor passes the middle part lateral wall scarf joint bearing of forked tail slider and is connected, two with one side transmission of the inside straight-tooth spur gear that is equipped with of forked tail slider the top surface of forked tail slider is equallyd divide and is do not cup joint the sliding sleeve fixed connection.

As a preferred technical proposal of the utility model, the outer wall surface of the fixed slide rail is sleeved with a traction frame in a sliding way, the traction frame is composed of two translation cross rods which are arranged vertically and two translation cross rods which are arranged horizontally, the two sides of the bottom of the two translation cross rods which are arranged vertically are respectively connected with the transverse translation cross rods in a sliding way, the two translation cross rods which are arranged vertically are a left translation cross rod and a right translation cross rod, the two sides of the bottom of the left translation cross rod and the right translation cross rod are respectively and fixedly provided with a third step motor, the output ends of the four third step motors are respectively connected with a capstan in a transmission way, the surface of the capstan is connected with a plurality of circles of traction steel wires in a winding way, one end of each traction steel wire is fixedly connected with a safety hook buckle, the surface of the bed body is paved with stretcher cloth, and a plurality of mounting holes are arranged at the four corners of the surface, four safety hook buckles equally divide and do not connect with a plurality of mounting hole lock joint, two the top middle part of traction frame equally divide respectively with the bottom fixed connection of forked tail slider.

As a preferred technical scheme of the utility model, one of them the equal fixed mounting in bottom both sides side of the translation horizontal pole that vertically installs has the fixed box of motor, four the equal fixed mounting in inside of the fixed box of motor has the step motor of second, the equal transmission of output of step motor is connected and is equipped with the belt pulley, four the synchronous belt drive that cup joints through the surface on the surface of belt pulley is connected between two liang, the top both sides angle department of left side translation horizontal pole and right translation horizontal pole all is equipped with synchronous pulley, four through scarf joint bearing connection two liang of parallel of synchronous pulley is connected with the drive of hold-in range inner wall respectively.

As a preferred technical scheme of the utility model, the equal fixed mounting in four edges in square braced frame's bottom has the support pole setting, four it is fixed, four respectively to support the connecting stay pole that is equipped with through longitudinal connection between the pole setting connect the stay pole with square braced frame parallel arrangement, the equal fixed mounting in bottom of supporting the pole setting has the support base, four the equal fixed mounting in surface of support base has the shallow wheel, the gyro wheel department fixed mounting of shallow wheel has the wheel to stop the ware.

As an optimal technical scheme of the utility model, one of them pole jade wall fixed surface who supports the pole setting installs flush mounting plate of switch, flush mounting plate's surface fixed mounting respectively has third step motor switch, first step motor switch and second step motor switch, four third step motor all with third step motor switch electric connection, four first step motor all with first step motor switch electric connection, second step motor and second step motor switch electric connection, third step motor switch, first step motor switch and second step motor switch all with external power source connection of electric lines.

As an optimal technical scheme of the utility model, the inside fixed packing of stretcher cloth is equipped with air bag, air bag system comprises integral air bag module, the collision sensor system and the pencil of conveying by the signal that the sensor sent of sending the deployment instruction by gasbag and inflation mechanism, and air bag module, air bag module send out the height sensor system and the conveying of deploying the instruction all with battery electric connection by the sensor.

Compared with the prior art, the utility model discloses following beneficial effect has: 1) the traction frame, the sliding rod and the square supporting frame are easily supported by the supporting upright rods, the stability of connection among the supporting upright rods is improved by the connecting stay rods, the dovetail slide block, the rack and the first stepping motor are arranged to easily drive the straight-tooth cylindrical gear at the output end to rotate, the dovetail slide block is driven to realize sliding displacement through the meshing action of the straight-tooth cylindrical gear and the rack, the shaking feeling between the whole displacement is reduced in the position process by combining the slide sleeve arranged at the joint of the slide bar and the top of the first stepping motor, the stability and the fluency in the displacement process are improved, thereby driving the whole traction frame to realize position adjustment, the arranged third step motor and the traction steel wire wound on the winch are easy to support the whole stretcher cloth, the safety hook buckle arranged at one end of the traction steel wire is inserted and buckled with the corresponding mounting hole, so that the installation and the disassembly are convenient;

2) the whole framework is supported by square steel and a sliding rod, the structure is stable, the function is comprehensive, the operation is simple and convenient, the device is practical and safe, the efficiency is high, the device can be mainly used for daily living and nursing work of patients with lower limb disabilities, the patients can get up, the patients can get on and off the bed (transfer between bed walking aids), limb rehabilitation, turning over, defecation and cleaning and the like, the daily living activities and the rehabilitation activities of the patients can be well met, the motor is adopted to drive a sliding rail and a left and right translation transverse rod (front and back translation transverse rod) at the end of the sliding rail in the aspect of control, so that three-position movement (X, Y, Z direction) is realized, the stretcher cloth is connected to the lower traction part, so that people are put down onto a wheelchair along with the stretcher cloth, the P L C control system can be adopted in the process of getting off the bed (similar to the principle of getting on the bed), the complexity of the operation process can be simplified by operators, so that the functions of getting off the bed and the auxiliary patients can be assisted, the effect of the recovery of the wheels can be realized, the device and the wheels can be pushed to be used in the mode of pushing the wheels conveniently.

3) The inside implantation of stretcher cloth is equipped with air bag, can bounce at a moment of landing, aerify the mechanism (gas generator) and constitute integral air bag module, the perception collision sends out the collision sensor system that expandes the instruction and the pencil of conveying by the signal that the sensor sent to the air bag module constitutes, and the air bag module, thereby the perception collision sends out the collision sensor system that expandes the instruction to the air bag module and triggers the gasbag, aerify in the twinkling of an eye to the stretcher cloth of whereabouts in-process, in order to alleviate the buffer power of falling down to the patient, improve the stability in the whole transportation, and can be applicable to the transportation that sends into ordinary sick bed after the operation is accomplished to the rescue room patient, avoid again from going up to the transport vechicle, so that alleviate patient's misery and shorten the transit time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a partial connection structure of the dovetail slider and the first stepping motor of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is an internal structure diagram of the motor fixing box of the present invention.

In the figure: 1. supporting the upright stanchion; 2. shackle dismounting; 3. a slide bar; 4. fixing the slide rail; 5. a traction frame; 6. a right translation rail; 6-1, a third step motor; 7. a left translation rail; 8. a traction wire; 9. a motor fixing box; 10. a bed body; 11. a stretcher cloth; 12. connecting a support rod; 13. A square support frame; 14. a switch panel; 15. a rack; 16. a first stepper motor; 17. A second stepping motor; 18. a synchronous belt; 19. a belt pulley; 20. and a base is supported. 21. Square steel; 22. a dovetail slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a mechanism for assisting old people to get on and off bed and rehabilitate limbs, which comprises a bed body 10, a square supporting frame 13 is covered at the top of the bed body 10, the square supporting frame 13 is formed by fixedly installing a plurality of square steel 21, the joints among the square steel 21 are fixedly installed through steel pipe clamps, threaded holes are respectively arranged at four corners at the top end of the square supporting frame 13, shackle 2 is fixedly installed at the top end of each threaded hole through screw threads which are arranged in a penetrating connection manner, slide bars 3 are fixedly connected in the middle of each shackle 2 in a penetrating manner, and slide bar supports are formed by fixedly connecting the end heads of the four slide bars 3 through clamp connectors;

wherein correspond the equal fixed mounting in both sides outer wall that is equipped with two square steel 21 and have fixed slide rail 4, and the equal fixed mounting in top surface of two square steel 21 has with square steel 21 size of a dimension assorted rack 15, the equal meshing connection in middle part surface of two racks 15 is equipped with straight toothed spur gear, the top surface of two straight toothed spur gears all corresponds to cover and is equipped with forked tail slider 22, the outer wall surface of one side of two forked tail sliders 22 is equallyd divide and is do not fixed mounting have first step motor 16, the output of first step motor 16 passes forked tail slider 22's middle part lateral wall scarf joint bearing and is connected with the inside one side transmission of the straight toothed spur gear that is equipped with of forked tail slider 22, the top surface of two forked tail sliders 22 is equallyd divide and is do not connect the sliding sleeve fixed connection that.

Preferably, the outer wall surface of the fixed slide rail 4 is sleeved with a traction frame 5 in a sliding manner, the traction frame 5 is composed of two longitudinally installed translation cross rods and two transversely installed translation cross rods, the two sides of the bottom of the two longitudinally installed translation cross rods are respectively connected with the transverse translation cross rods in a sliding manner, the two longitudinally installed translation cross rods are a left translation cross rod 7 and a right translation cross rod 6, the two sides of the bottom of the left translation cross rod 7 and the two sides of the bottom of the right translation cross rod 6 are respectively and fixedly installed with a third step motor 6-1, the output ends of the four third step motors 6-1 are respectively connected with a winch in a transmission manner, the surface of the winch is connected with a plurality of circles of traction steel wires 8 in a winding manner, one end of each traction steel wire 8 is fixedly connected with a safety hook buckle, a stretcher cloth 11 is laid on the surface of the bed body 10, and a plurality of mounting holes, four safety hook buckles are equally divided and are respectively buckled with a plurality of mounting holes, the middle parts of the top ends of two traction frames 5 are equally divided and are respectively fixedly connected with the bottom ends of the dovetail sliding blocks 22, the traction frames 5 which are arranged are used for easily carrying out transmission connection on the output ends of four third step motors 6-1, a winch is arranged, a plurality of circles of traction steel wires 8 which are arranged on the surface of the winch in a winding mode are connected for supporting connection, therefore, the stretcher cloth 11 is lifted under the driving action of the third step motors 6-1, and a plurality of mounting holes and the safety hook buckles are arranged at four corners of the surface of the stretcher cloth 11 to facilitate installation and disassembly.

Preferably, motor fixing boxes 9 are fixedly installed on two sides of the bottom of one of the translation transverse rods longitudinally installed, second stepping motors 17 are fixedly installed inside the four motor fixing boxes 9, belt pulleys 19 are arranged at output ends of the second stepping motors 17 in a transmission connection mode, surfaces of the four belt pulleys 19 are connected in a transmission mode through synchronous belts 18 which are sleeved on the surfaces of the two belt pulleys, synchronous belt pulleys are arranged at two corners of two sides of the top of the left translation transverse rod 7 and the right translation transverse rod 6 in a connection mode through scarf bearings, the four synchronous belt pulleys are connected with the inner walls of the synchronous belts 18 in a transmission mode in a pairwise parallel mode, the belt pulley 19 is driven to rotate by the second stepping motor 17, so that the synchronous belt 18 also rotates, thereby driving the synchronous belt pulley in the middle of the synchronous belt 18 to move, finally adjusting the distance between the left translation cross rod 7 and the right translation cross rod 6, and realizing the displacement of the Z-axis direction.

Preferably, the equal fixed mounting in four edges in bottom of square braced frame 13 has support pole setting 1, four support and do not install fixedly through the connecting stay 12 that longitudinal connection was equipped with between the pole setting 1, four connecting stay 12 and square braced frame 13 parallel arrangement, the equal fixed mounting in bottom of supporting pole setting 1 has support base 20, four equal fixed mounting in surface that support base 20 has a shallow wheel, the gyro wheel department fixed mounting of shallow wheel has the wheel brake, support pole setting 1 that is equipped with through the installation easily supports whole square braced frame 13, connecting stay 12 that is equipped with encloses four support pole settings 1 and connects together and avoid rocking, combine shallow wheel and wheel brake ware, conveniently remove the adjustment to the position of square braced frame 13, the in-process displacement that produces at work is avoided to the shallow wheel that the simultaneous wheel brake also can fix.

Preferably, a switch panel 14 is fixedly installed on the surface of the pole wall of one of the supporting vertical poles 1, a third stepping motor switch, a first stepping motor switch and a second stepping motor switch are respectively and fixedly installed on the surface of the switch panel 14, four third stepping motors 6-1 are electrically connected with the third stepping motor switch, four first stepping motors 16 are electrically connected with the first stepping motor switch, a second stepping motor 17 is electrically connected with the second stepping motor switch, and the third stepping motor switch, the first stepping motor switch and the second stepping motor switch are electrically connected with an external power supply wire, so that the stability of the whole mechanism in the operation process is improved through the operation of the switch panel 14, and a P L C control system and a control panel are installed in the switch panel 14 by adopting an intelligent electronic control method so as to simplify the operation process.

Preferably, the inside of the stretcher cloth 11 is fixedly filled with an airbag, the airbag system is composed of an airbag and an inflator gas generator which form an integrated airbag module, an airbag module, a collision sensor system for sending a deployment instruction and a wire harness for transmitting a signal sent by the sensor, the airbag module, a height sensor system for sending the deployment instruction by the airbag module and the wire harness for transmitting a signal sent by the sensor are electrically connected with the storage battery, the airbag is easy to bounce automatically if the whole stretcher cloth 11 drops carelessly in the using and operating process and the height detected by the height sensor is too low, so that the buffering power for a patient lying on the stretcher cloth 11 is realized, and the airbag is easy to drop carelessly in the using and operating process and the height detected by the height sensor is too low, the safety airbag can be automatically bounced, and the buffering force of the stretcher cloth 11 for lying patients is realized.

When the mechanism is used, a user firstly moves the mechanism to a proper position of a sickbed through a trolley wheel, then the user steps on a trigger wheel brake with feet to cause the trolley wheel to be blocked, when the user with inconvenient getting off the bed needs to get off the bed, the user lifts the quilt, the patient only needs to lie on the surface of the stretcher cloth 11 in advance, then the operator opens a first step motor switch (which is a two-way switch), two first step motors 16 are powered on to operate and drive straight-tooth cylindrical teeth at the output end to rotate, the dovetail slide block 22 is driven to realize sliding displacement through the meshing action of the straight-tooth cylindrical teeth and the rack 15, and the sliding sleeve arranged at the joint of the top of the slide bar 3 and the first step motor 16 is combined to reduce the shaking sense between the whole displacements in the position process, the stability and the fluency in the displacement process are improved, so that the whole traction frame 5 is driven to realize the position adjustment, a user can observe that when the position of the traction frame 5 is opposite to the position of the stretcher cloth 11, a first step motor switch is closed, then a third step motor switch (also a double-open switch) is opened, the output ends of four third step motor 6-1 are simultaneously electrified and rotated, and a winch at the output end is driven to roll, so that the traction steel wires 8 wound on the four winches simultaneously descend, when the bottom end safety hook buckles of the traction steel wires 8 are contacted with the surface mounting holes of the stretcher cloth 11, the third step motor switch is closed, after the user respectively penetrates and buckles the safety hook buckles with the corresponding mounting holes, and then whether the position between the right translation cross rod 6 and the left translation cross rod 7 is matched with the length of the stretcher cloth 11 or not is checked, if the two-step motor switch is not matched, the user can turn on the second step motor switch again, the synchronous belt 18 arranged on the surface of the belt pulley 19 is driven by the second step motor 17 to rotate, the position between the right translation cross rod 6 and the left translation cross rod 7 is adjusted by the rotation of the synchronous belt 18, after the preparation is finished, the operator can turn on the third step motor switch to drive the traction steel wire 8 on the winch to wrap back through the four third step motors 6-1, so that the stretcher cloth 11 is supported to move upwards towards the Y axis, the user lies down or lies on the side on the stretcher cloth 11, the user is lifted up under the supporting action of the stretcher cloth 11, the four tightened traction steel wires 8 realize the stable supporting action, then the first step motor switch is turned on again, the whole traction frame 5 and the stretcher cloth 11 connected through the traction steel wires 8 realize the displacement towards the positive and negative X axial directions simultaneously under the driving action of the first step motor 16, so that the user can be put down the table smoothly (and the same procedure is applied to the bed), the user can operate according to the specific severity of the patient, when a user needs to replace a sickbed or just after an operation (a patient is in a coma), the patient is pushed from an operating room through the wheel lifting brake to enable the four trolley wheels of the supporting upright rod 1 to realize displacement, the patient is transferred from the operating room to a common ward, the user can push the device (in the process, a supporting mechanism (which can be a supporting plate) can be arranged at the bottom of the stretcher cloth 11 in order to reduce the shaking degree of the whole patient) (in the displacement process, as the step motor of the Instar with the brake is adopted, the power supply is cut off in the power failure or emergency situation, the output shaft and the body are connected through the magnetic pair, so that stable braking torque is provided on the output shaft to be blocked, falling is avoided, and then the transmission to a patient can be realized.

If the in-process at the conveying takes place to fall carelessly, the fixed packing in inside of stretcher cloth 11 is equipped with air bag, can bounce at a moment of landing, inflate the integral air bag module of mechanism (gas generator) constitution, the perception collision and to the air bag module send out the collision sensor system of expansion instruction and the pencil of conveying by the signal that the sensor sent constitute, and the air bag module, thereby the perception collision triggers the gasbag to the collision sensor system of expansion instruction is sent out to the air bag module, thereby aerify in the twinkling of an eye to stretcher cloth 11 of whereabouts in-process, in order to alleviate the cushion power to patient's the falling down.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 (6)

1. The mechanism comprises a bed body (10) and is characterized in that a square supporting frame (13) is covered at the top of the bed body (10), the square supporting frame (13) is fixedly installed and formed by a plurality of square steels (21), joints among the square steels (21) are fixedly installed and fixed through steel pipe clamps and threads, threaded holes are formed in four corners of the top end of the square supporting frame (13), the tops of the four threaded holes are fixedly installed with shackles (2) through threaded screws which are arranged in an inserting and connecting mode, sliding rods (3) are fixedly and alternately connected to the middles of the four shackles (2), and end heads of the four sliding rods (3) are fixedly connected through clamp connecting pieces to form a sliding rod support;

wherein the outer walls of the two sides of the two corresponding square steels (21) are both fixedly provided with a fixed slide rail (4), and the top surfaces of the two square steels (21) are fixedly provided with racks (15) matched with the sizes of the square steels (21), the surfaces of the middle parts of the two racks (15) are engaged with each other and connected with straight-tooth cylindrical gears, the top surfaces of the two straight-tooth cylindrical gears are correspondingly covered with dovetail sliding blocks (22), the outer wall surfaces of one sides of the two dovetail sliding blocks (22) are respectively and fixedly provided with a first step motor (16), the output end of the first stepping motor (16) penetrates through the middle side wall of the dovetail sliding block (22) to be embedded in a bearing and is in transmission connection with one side of a straight-tooth cylindrical gear arranged inside the dovetail sliding block (22), and the top surface of the dovetail sliding block (22) is equally divided into sliding sleeve fixed connection which is respectively in sliding sleeve connection with the surface of the sliding rod (3).

2. The mechanism of claim 1 for assisting the elderly to get on and off the bed and rehabilitating the limbs, wherein: the outer wall surface of the fixed slide rail (4) is sleeved with a traction frame (5) in a sliding manner, the traction frame (5) is composed of two vertically installed translation transverse rods and two horizontally installed translation transverse rods, the two sides of the bottom of each vertically installed translation transverse rod are respectively connected with the two horizontally installed transverse rods in a sliding manner and are provided with the horizontally translated transverse rods, the two vertically installed translation transverse rods are a left translation transverse rod (7) and a right translation transverse rod (6), the two sides of the bottom of each of the left translation transverse rod (7) and the right translation transverse rod (6) are respectively and fixedly provided with a third step motor (6-1), the output ends of the four third step motors (6-1) are respectively connected with a winch in a transmission manner, the surface of each winch is wound with a plurality of circles of traction steel wires (8), and one end of each traction steel wire (8) is fixedly connected with a safety hook buckle, stretcher cloth (11) have been laid on the surface of the bed body (10), a plurality of mounting hole, four have all been seted up to four edges on the surface of stretcher cloth (11) the safety hook is detained equally divide do not with a plurality of mounting hole lock joint, two the bottom fixed connection of do not with forked tail slider (22) is equallyd divide in the middle part of the top of traction frame (5).

3. The mechanism of claim 2 for assisting the elderly to get on and off the bed and rehabilitating the limbs, wherein: one of them vertically install the equal fixed mounting in bottom both sides side of the translation horizontal pole that has and have motor fixed box (9), four the equal fixed mounting in inside of motor fixed box (9) has second step motor (17), the equal transmission of output of second step motor (17) is connected and is equipped with belt pulley (19), four the surface of belt pulley (19) is two liang connected through hold-in range (18) transmission that the surface cup jointed, the top both sides angle department of left side translation horizontal pole (7) and right translation horizontal pole (6) all is equipped with synchronous pulley, four through the connection of scarf joint bearing synchronous pulley two liang of parallels of synchronous pulley are connected with hold-in range (18) inner wall transmission respectively.

4. The mechanism of claim 3 for assisting the elderly to get on and off the bed and rehabilitating the limbs, wherein: four equal fixed mounting in edge in bottom of square braced frame (13) have support pole setting (1), four support between pole setting (1) and install fixedly, four respectively through connecting brace rod (12) that vertical connection was equipped with connecting brace rod (12) with square braced frame (13) parallel arrangement, the equal fixed mounting in bottom of supporting pole setting (1) has support base (20), four the equal fixed mounting in surface of supporting base (20) has the wheel of pushing away, the gyro wheel department fixed mounting who pushes away the wheel has the wheel ware of stopping.

5. The mechanism of claim 4 for assisting the elderly to get on and off the bed and rehabilitating the limbs, wherein: one of them pole wall fixed surface who supports pole setting (1) installs flush mounting plate of switch (14), the surface of flush mounting plate of switch (14) is fixed mounting respectively has third step motor switch, first step motor switch and second step motor switch, four third step motor (6-1) all with third step motor switch electric connection, four first step motor (16) all with first step motor switch electric connection, second step motor (17) and second step motor switch electric connection, third step motor switch, first step motor switch and second step motor switch all with external power source connection of electric lines.

6. The mechanism of claim 2 for assisting the elderly to get on and off the bed and rehabilitating the limbs, wherein: the inside of the stretcher cloth (11) is fixedly filled with an airbag, the airbag system consists of an airbag and an inflation mechanism to form an integral airbag module, an airbag module, a collision sensor system for sending out a deployment instruction and a wire harness for transmitting a signal sent by a sensor, and the airbag module, a height sensor system for sending out the deployment instruction by the airbag module and the height sensor system for transmitting the deployment instruction by the airbag module are electrically connected with the storage battery by the sensor.

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