CN113101173B - Rehabilitation medical bed and operation method - Google Patents
Rehabilitation medical bed and operation method Download PDFInfo
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- CN113101173B CN113101173B CN202110428241.6A CN202110428241A CN113101173B CN 113101173 B CN113101173 B CN 113101173B CN 202110428241 A CN202110428241 A CN 202110428241A CN 113101173 B CN113101173 B CN 113101173B
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000001360 synchronised effect Effects 0.000 claims abstract description 23
- 230000003287 optical effect Effects 0.000 claims description 18
- 230000003068 static effect Effects 0.000 claims description 6
- 230000037237 body shape Effects 0.000 claims description 2
- 230000002146 bilateral effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 17
- 230000009471 action Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001467 acupuncture Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H15/00—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains
- A61H15/0078—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains power-driven
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H15/00—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains
- A61H2015/0007—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains with balls or rollers rotating about their own axis
- A61H2015/0014—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains with balls or rollers rotating about their own axis cylinder-like, i.e. rollers
- A61H2015/0021—Massage by means of rollers, balls, e.g. inflatable, chains, or roller chains with balls or rollers rotating about their own axis cylinder-like, i.e. rollers multiple on the same axis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0119—Support for the device
- A61H2201/0138—Support for the device incorporated in furniture
- A61H2201/0142—Beds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0192—Specific means for adjusting dimensions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/12—Driving means
- A61H2201/1207—Driving means with electric or magnetic drive
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Massaging Devices (AREA)
Abstract
A rehabilitation medical bed and an operation method thereof, which comprises a bed body, a left screw rod, a right screw rod, a first motor, a guide rod, a first synchronizing wheel and a second synchronizing wheel, the synchronous belt, a roller train, No. two roller trains, massage subassembly, mobile device, a roller train includes the gyro wheel frame, the gyro wheel, the short pin, No. one the gyro wheel groove has in the middle of the gyro wheel frame, a gyro wheel hole that the gyro wheel frame lower part has bilateral symmetry, a gyro wheel frame upper portion has a gyro wheel frame hole, the gyro wheel surface has the gyro wheel arch, the gyro wheel hole has in the middle of the gyro wheel, the short pin passes two gyro wheel holes No. one respectively, a gyro wheel hole fixed connection short pin, every short pin rotates connects a gyro wheel hole, the gyro wheel hole rotates around the short pin, gyro wheel hole both sides set up in the inside of gyro wheel groove No. one, No. two roller trains include the gyro wheel frame No. two, No. two gyro wheel frames are the same with a gyro wheel frame structure.
Description
Technical Field
The invention relates to the field of rehabilitation instruments, in particular to a rehabilitation medical bed and an operation method.
Background
In the treatment process of a patient who is bedridden for a long time, in order to promote the blood circulation of the patient, improve the functions of the heart, the lung and the intestines and the stomach and promote the coordination of all parts of organs, the massage for the patient is an effective treatment means, the massage work is time-consuming and labor-consuming, the burden of family members and medical staff of the patient is increased, and the automatic massage device which has strong adaptability and can be adjusted is lacked.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the rehabilitation medical bed which has strong adaptability, can be adjusted and can automatically massage and the operation method.
The purpose of the invention is realized by the following technical scheme:
a rehabilitation medical bed and an operation method thereof comprise a bed body, a left screw rod, a right screw rod, a first motor, a guide rod, a first synchronizing wheel, a second synchronizing wheel, a synchronous belt, a first roller group, a second roller group, a massage component and a moving device, wherein the first roller group comprises a first roller frame, rollers and short pins, a first roller groove is formed in the middle of the first roller frame, a first roller hole which is bilaterally symmetrical is formed in the lower part of the first roller frame, a first roller frame hole is formed in the upper part of the first roller frame, roller bulges are formed in the surfaces of the rollers, roller holes are formed in the middle of the rollers, the short pins respectively penetrate through the two first roller holes, the first roller hole is fixedly connected with the short pins, each short pin is rotatably connected with one roller hole, the roller holes rotate around the short pins, two sides of the roller holes are arranged in the first roller groove, the second roller group comprises a second roller frame, and the second roller frame has the same structure as the first roller frame, the size of the second roller frame is one time larger than that of the first roller frame, the connection relation between the second roller frame and the rollers is the same as that of the first roller frame and the rollers, the massage assembly comprises a first roller group, a second roller group, a massage frame, a roller seat, a long pin and an adjusting spring, a massage frame guide rod is arranged at the upper part of the massage frame, a massage frame hole is arranged in the middle of the massage frame, a through massage frame guide groove is arranged at the side surface of the massage frame hole, a first groove, a second groove and a third groove are arranged at the lower part of the roller seat, a through long pin hole is arranged in the middle of the roller seat, a roller seat vertical shaft is arranged at the upper part of the roller seat, a roller seat guide rod is arranged at the upper part of the roller seat vertical shaft, the roller seat vertical shaft is slidably connected with the massage frame hole, the roller seat vertical shaft slides in the massage frame hole, the roller seat guide rod is slidably connected with the massage frame guide groove, the roller seat guide rod slides in the massage frame guide groove, the adjusting spring is arranged at the upper part of the massage frame hole and abuts against the massage frame hole, the lower part of the adjusting spring abuts against the guide rod of the roller seat, the long pin penetrates through the long pin hole, the long pin is fixedly connected with the long pin hole, a second roller train is respectively placed in the first groove and the third groove, the second roller train hole is rotatably connected with the long pin, the second roller train hole is rotated around the long pin, a first roller train is placed in the second groove, the long pin is rotatably connected with a first roller train hole, and the first roller train hole is rotated around the long pin.
The moving device comprises a massage component, a chain wheel frame, a nut frame, a moving rod, a connecting rod, a chain wheel, a chain, an adjusting screw, a reset spring, a motor base and a motor, wherein three chain wheel shafts and a motor shaft hole are arranged on the side surface of the chain wheel frame, the three chain wheel shafts and the motor shaft hole are distributed at four corners of a rectangle, chain wheel frame guide rods are respectively arranged at the upper part and the lower part of the front part of the chain wheel frame, two sides of the chain wheel frame are respectively provided with a chain wheel frame square hole, the outer side of each chain wheel frame square hole is correspondingly provided with a chain wheel frame hole, the lower part of each chain wheel frame hole is provided with a chain wheel frame screw hole, the lower part of each chain wheel frame screw hole is provided with a chain wheel frame guide rod hole, the middle of the moving rod is provided with a moving rod guide groove, the upper part and the lower part of the moving rod guide groove are respectively provided with a moving rod guide hole in the vertical direction, the vertical direction of the moving rod square hole is provided with an adjusting screw hole, one side of the moving rod is provided with a moving rod collision head, the bottom of the connecting rod is provided with a connecting rod seat, the rear side of the motor shaft hole is fixedly connected with a second motor seat, the second motor seat is fixedly connected with a second motor, a second motor output shaft rotates to be connected with the motor shaft hole, a second motor output shaft rotates in the motor shaft hole and penetrates through the motor shaft hole to be fixedly connected with a chain wheel, each chain wheel shaft rotates to be connected with a chain wheel, the outer sides of the four chain wheels rotate to be connected with chains, two chain wheel frame guide rods are respectively connected with two moving rod guide holes in a sliding mode, the moving rod guide holes slide on the chain wheel frame guide rods, the connecting rod is connected with a moving rod guide groove in a sliding mode, the connecting rod slides in the moving rod guide groove, the connecting rod seat is fixedly connected with a chain link of the chain, the massage frame guide rods are connected with moving rod square holes in a sliding mode, the massage frame guide rods slide in the moving rod square holes, adjusting screws are connected with adjusting screw holes in a threaded mode, and the massage frame guide rods are fixed in the moving rod square holes by the adjusting screws, the outer side of a nut frame is provided with a nut frame guide rod, the inner side of the nut frame is provided with a nut frame touch rod, the lower part of the nut frame is provided with a half nut, each chain wheel frame square hole is connected with a nut frame in a sliding way, the nut frame slides in the chain wheel frame square hole, the nut frame guide rod slides in the chain wheel frame hole, a reset spring is sleeved outside the nut frame guide rod, one side of the reset spring props against the end surface of the nut frame guide rod, the other side of the reset spring props against the inner side of the chain wheel frame hole, the lower part of a bed body is provided with four bed legs, the front side of the bed body is provided with a back cushion, the left side and the right side of the bed body are provided with front and back through screw rod holes, the lower part of the screw rod holes is provided with front and back through guide rod holes, the upper part of a left screw rod is provided with alternately distributed left screw rod and left screw rod optical axes, the right screw rod is provided with alternately distributed right screw rod and right screw rod optical axes, a guide rod hole is fixedly connected with a left screw rod hole in a rotary connection way, the left screw rod rotates in a screw rod hole, the right screw rod hole is connected with a right screw rod in a rotating mode, the right screw rod rotates in the screw rod hole, the optical axis of the left screw rod corresponds to the right screw rod on the right side, the left screw rod corresponds to the optical axis of the right screw rod, chain wheel frame guide rod holes on two sides are connected with guide rods on two sides in a sliding mode, the chain wheel frame guide rod holes slide on the guide rods, the left screw rod and the right screw rod respectively penetrate through the chain wheel frame screw rod holes on two sides, when the left nut frame is pushed leftwards, the left half nut can form threaded connection with the left screw rod, when the right nut frame is pushed rightwards, the right half nut can form threaded connection with the right screw rod, the rear side of the left screw rod penetrates through the left screw rod hole and the first synchronous wheel, the left screw rod is fixedly connected with a motor output shaft, the first motor is fixedly connected with the first motor seat, the first motor seat is fixedly connected with the rear side of the bed body, the right screw rod penetrates through the second synchronous wheel, the outer sides of the first synchronous wheel and the second synchronous wheel are rotatably connected with a synchronous belt.
A method of operating a rehabilitation therapy bed, comprising the steps of: firstly, a patient lies on the upper part, the head is placed on the upper part, firstly, the front and back positions of the moving device are set according to the body segment of the patient needing to be massaged, secondly, the adjusting screw is loosened, the height and the pressure of the massage component are adjusted according to the body shape and the requirement of the patient, thirdly, the working button is started, the massage component moves left and right on the upper part of the body of the patient, the roller rolls on the body of the patient to start massage, the first motor rotates to drive the first synchronizing wheel to rotate and simultaneously drive the left screw rod to rotate, the first synchronizing wheel rotates to drive the second synchronizing wheel to rotate through the synchronous belt, the second synchronizing wheel rotates to drive the right screw rod to rotate, when the moving rod moves to the left side, the moving rod pushes the left nut frame to the left side, the left half nut is in threaded connection with the left screw rod, the left screw rod rotates to drive the nut frame to move, the nut frame drives the moving device to move, after moving for a certain distance, the half nuts meet the optical axis of the left lead screw, the half nuts stop moving, the moving device stops moving, the moving rod continues moving to the right after stopping for a certain time, when the moving rod moves to the right, the moving rod stops moving, the nut frame on the right is pushed to the right, the half nuts on the right are in threaded connection with the right lead screw, the nut frame drives the moving device to continue moving for a certain distance, the half nuts meet the optical axis of the right lead screw, the half nuts stop moving, the moving device stops moving, the left lead screw and the right lead screw on the left and the right are arranged in a staggered manner, when the moving rod moves to the left and the right, the half nuts on the two sides are pushed to alternately form threaded connection, so that the moving device is driven to move back and forth on the two sides, when the moving rod is separated from the positions on the two sides, the half nuts are reset by the reset spring, the half nuts are separated from the threaded connection, the moving device cannot move, namely the moving rod moves left and right, when the massage component is driven to massage the body of a patient, the mobile device keeps static, when the movable rod is arranged on two sides of the massage component, the massage component keeps static, at the moment, the mobile device can move back and forth, and the massage component moves from the left side to the right side or from the right side to the left side each time, the mobile device can move back and forth once, so that the aim of massaging the body of the patient in all directions is fulfilled, the burden of family members and medical staff of the patient is lightened, the adaptability is strong, the massage force is adjustable, and the massage is automatically finished; when the bed body is moved to the set front and rear positions, the first motor is a forward and reverse rotating motor and can rotate reversely, the moving device moves reversely, and after the massage is finished, the moving device can return to the tail end of the bed body to stand by.
Has the advantages that:
the sprocket frame guide rod holes 508 symmetrically arranged and the guide rods 140 jointly act to realize that the sprocket frame keeps stable movement, and the massage effect is better by matching with the massage of the massage component 400; the moving rod guide hole 521 slides on the sprocket guide rod 504, and the moving rod 520 and the sprocket guide rod 504 are matched together, so that the moving rod 520 is effectively kept to move horizontally and accurately to push the nut frame collision rod 512, and the nut frame collision rod is prevented from being inclined to form clamping.
The L-shaped moving rod touch head 525 and the nut frame touch rod 512 act together, the moving rod touch head 525 can effectively push the nut frame touch rod 512 to move, the half nut 513 is in threaded connection with the left lead screw 110, the moving rod guide groove 522, the left lead screw 110 and the right lead screw 120 are matched with each other, the chain wheel frame 501 intermittently moves through the matching of the left lead screw 110, the right lead screw 120 and the half nut 513 which are arranged in a staggered mode, the moving distance of the chain wheel frame 501 is limited by the length of the moving rod guide groove 522, the full massage of the massage assembly 400 is facilitated, and the whole body massage effect is better.
The massage frame 401, the adjusting spring 418, the roller seat vertical shaft 411, the first roller group 200 and the second roller group 300 are matched together to realize that the massage frame 401 has good telescopic elasticity, keeps stable operation for massage, adapts to the curve of a human body, effectively prevents the massage frame 401 from being blocked and inclined in the operation process, and has better massage effect; each two roller groups and the first roller group can rotate around the long pin, the roller rotates around the axis of the roller, the roller seat slides up and down in the massage frame, the roller seat is under the action of the spring force of the adjusting spring in the sliding process, the structure can ensure that the roller can not be separated from the body of a patient and is not easy to block, meanwhile, the roller can fully contact the body of the patient and keep a certain pressure massage effect on the body of the patient, two sides of the two roller groups and the first roller group are respectively provided with a roller, when the roller rolls on the upper part of the body of the patient, the two roller groups and the first roller group can continuously swing, each roller can adapt to the curve of the body of the patient and can not be separated from the contact with the body of the patient to carry out all-directional massage, the adjusting spring acts on the roller seat to press the roller on the upper part of the body of the patient, and meanwhile, the roller keeps a certain pressure on the body of the patient, the gyro wheel arch on gyro wheel upper portion can produce contact and pressure to patient's part, plays massage and amazing effect to health part and acupuncture point, increases massage effect, and No. two roller trains and a roller train are not of uniform size, can let five gyro wheels stagger relatively, covers all regions with patient's contact, plays the effect of circulation massage simultaneously, and massage effect is good.
The second motor of the invention rotates to drive the chain wheel fixedly connected with the second motor to rotate, when the chain wheel rotates, the other three chain wheels drive the chain to rotate, the chain rotates to drive the connecting rod to move, if the chain rotates along the needle direction, and the chain link fixedly connected with the connecting rod drives the connecting rod to move towards the right side when the chain link is in the upper horizontal direction, the connecting rod drives the moving rod to move towards the right side, when the chain link moves to the right side, the connecting rod moves downwards, when the connecting rod slides downwards in the moving rod guide groove, the moving rod does not move, when the chain link rotates to the lower horizontal direction, the connecting rod is driven to move towards the left side, when the chain link moves to the left side, the connecting rod moves upwards, when the connecting rod slides upwards in the moving rod guide groove, the moving rod does not move, and the action of moving rod right movement-right side pause-left side pause is formed, the upper and lower positions of the massage component can be adjusted along with the continuous rotation of the chain, the massage component can adapt to different body heights of patients, the roller wheel can have proper pressure with the body of the patient, the moving rod drives the massage component to complete the actions of right movement, right side pause, left movement and left side pause, the roller wheel rolls back and forth on the upper part of the body of the patient to massage the body of the patient, a nut frame guide rod is arranged on the outer side of the nut frame, a nut frame collision rod is arranged on the inner side of the nut frame, a half nut is arranged on the lower part of the nut frame, a nut frame is connected in each chain wheel frame square hole in a sliding mode, the nut frame slides in the chain wheel frame square hole, the nut frame guide rod slides in the chain wheel frame hole, the reset spring is sleeved outside the nut frame guide rod, one side of a reset spring is propped against the end face of a guide rod of a nut frame, the other side of the reset spring is propped against the inner side of a hole of a chain wheel frame, when a moving rod moves to the right side, a moving rod collision head pushes a nut frame on the right side to the right side, when the moving rod moves to the left side, a nut frame on the right side is reset under the action of the reset spring, a first motor rotates to drive a first synchronous wheel to rotate and simultaneously drive a left lead screw to rotate, the first synchronous wheel rotates to drive a second synchronous wheel to rotate through a synchronous belt, the second synchronous wheel rotates to drive a right lead screw to rotate, when the moving rod moves to the left side, the moving rod pushes the nut frame on the left side to the left side, the left half nut is in threaded connection with the left lead screw, the left lead screw rotates to drive the nut frame to move, the nut frame drives a moving device to move, after moving for a certain distance, the half nuts meet the optical axis of the left lead screw, the half nuts stop moving, the moving device stops moving, the moving rod continues moving to the right after stopping for a certain time, when the moving rod moves to the right, the moving is stopped, the nut frame on the right is pushed to the right, the half nuts on the right are in threaded connection with the right lead screw, the nut frame drives the moving device to continue moving for a certain distance, the half nuts meet the optical axis of the right lead screw, the half nuts stop moving, and the moving device stops moving, the motion relation is formed because the left lead screw and the right lead screw on the left and the right are arranged in a staggered manner, when the moving rod moves to the left and the right, the half nuts on the two sides are pushed to alternately form threaded connection, so that the moving device is driven to move back and forth on the two sides, when the moving rod is separated from the positions on the two sides, the half nuts are reset by the reset spring, the half nuts are separated from the threaded connection, and the moving device cannot move, that is to say that the carriage release lever moves left and right, when driving massage subassembly massage patient's health, the mobile device remains static, and when the carriage release lever was in both sides, the massage subassembly remained static, and the mobile device can move back and forth this moment, and when moving to the fore-and-aft position of settlement, a motor was just reversing motor can reverse, and the mobile device moves in the opposite direction, and after the massage, the mobile device can get back to the bed body end and await the order.
Drawings
Fig. 1 is a schematic view of the overall structure of the rehabilitation medical bed of the present invention.
Fig. 2 is a schematic structural view of the rehabilitation medical bed of the invention during operation.
FIG. 3 is a schematic view of a partial structure I of the present invention.
FIG. 4 is a schematic view of a partial structure II according to the present invention.
Fig. 5 is a schematic structural view of the massage assembly according to the present invention.
Figure 6 is a schematic view of an exploded structure of a massage assembly according to the present invention.
Fig. 7 is a schematic structural diagram of a roller group i according to the present invention.
Fig. 8 is a schematic structural diagram of a roller group two according to the present invention.
Fig. 9 is a schematic structural diagram of a mobile device according to the present invention.
Fig. 10 is a rear side view of the mobile device according to the present invention.
FIG. 11 is a schematic structural diagram of a bed body according to the present invention.
Fig. 12 is a schematic view of the left lead screw structure according to the present invention.
Fig. 13 is a schematic view of a right lead screw structure according to the present invention.
Fig. 14 is a schematic view of the nut holder according to the present invention.
FIG. 15 is a schematic view of a sprocket carrier configuration according to the present invention.
FIG. 16 is a schematic view of the travel bar of the present invention.
Fig. 17 is a schematic view of the connecting rod structure according to the present invention.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples:
a rehabilitation medical bed and an operation method thereof, comprises a bed body 100, a left screw rod 110, a right screw rod 120, a first motor 130, a guide rod 140, a first synchronizing wheel 141, a second synchronizing wheel 142, a synchronous belt 143, a first roller group 200, a second roller group 300, a massage assembly 400 and a moving device 500, wherein the first roller group 200 comprises a first roller frame 201, rollers 210 and short pins 213, a first roller groove 204 is formed in the middle of the first roller frame 201, first roller holes 203 which are bilaterally symmetrical are formed in the lower portion of the first roller frame 201, a first roller frame hole 202 is formed in the upper portion of the first roller frame 201, roller bulges 212 are formed in the surface of each roller 210, roller holes 211 are formed in the middle of each roller 210, the short pins 213 respectively penetrate through the two first roller holes 203, the first roller holes 203 are fixedly connected with the short pins 213, each short pin 213 is rotatably connected with one roller hole 211, the roller holes 211 rotate around the short pins 213, two sides of each roller hole 211 are arranged inside the first roller groove 204, the second roller group 300 comprises a second roller frame 301, the second roller frame 301 and the first roller frame 201 have the same structure, the connection relationship between the second roller frame and the roller 210 is the same as the connection structure between the first roller frame and the roller, the second roller frame is twice larger than the first roller frame in size, the massage assembly 400 comprises a first roller group 200, a second roller group 300, a massage frame 401, a roller seat 410, a long pin 417 and an adjusting spring 418, the upper part of the massage frame 401 is provided with a massage frame guide rod 402, the middle of the massage frame 401 is provided with a massage frame hole 403, the side surface of the massage frame hole 403 is provided with a through massage frame guide groove 404, the lower part of the roller seat 410 is provided with a first groove 413, a second groove 414 and a third groove 415, the middle of the roller seat 410 is provided with a through long pin hole 416, the upper part of the roller seat 410 is provided with a roller seat vertical shaft 411, the upper part of the roller seat vertical shaft 411 is provided with a roller seat guide rod 412, the roller seat vertical shaft 411 is connected with the massage frame hole 403 in a sliding manner, the vertical shaft 411 of the roller seat slides in the hole 403 of the massage frame, the guide rod 412 of the roller seat is connected with the guide groove 404 of the massage frame in a sliding way, the guide rod 412 of the roller seat slides in the guide groove 404 of the massage frame, the adjusting spring 418 is arranged at the upper part of the hole 403 of the massage frame, the upper part of the adjusting spring 418 props against the hole 403 of the massage frame, the lower part of the adjusting spring 418 props against the guide rod 412 of the roller seat, the long pin 417 passes through the long pin hole 416, the long pin 417 is fixedly connected with the long pin hole 416, the roller group II 300 is respectively placed in the groove I413 and the groove III 415, the roller group II 302 is rotatably connected with the long pin 417, the roller group II 302 rotates around the long pin 417 so as to adapt to the curvature of the surface of the human body during massage, the massage effect is better, the roller group I200 is placed in the groove II 414, the long pin 417 is rotatably connected with the roller frame hole 202, and the roller frame hole I202 rotates around the long pin 417.
The moving device 500 comprises a massage component 400, a chain wheel frame 501, a nut frame 510, a moving rod 520, a connecting rod 530, a chain wheel 540, a chain 541, an adjusting screw 542, a return spring 543, a second motor seat 544 and a second motor 545, wherein the side of the chain wheel frame 501 is provided with three chain wheel shafts 502, a motor shaft hole 503, the three chain wheel shafts 502 and the motor shaft hole 503 are distributed at four rectangular corners, the upper part and the lower part of the front part of the chain wheel frame 501 are respectively provided with a chain wheel frame guide rod 504, the two sides of the chain wheel frame 501 are respectively provided with a chain wheel frame square hole 505, the outer side of each chain wheel frame square hole 505 is correspondingly provided with a chain wheel frame hole 506, the lower part of each chain wheel frame hole 506 is provided with a chain wheel frame screw rod hole 507, the lower part of each chain wheel frame screw rod hole 507 is provided with a chain wheel frame guide rod 508, the middle of the moving rod 520 is provided with a moving rod guide groove 522, the upper part and the lower part of the vertical direction of the moving rod guide groove 522 is provided with a moving rod guide hole 521, the lower part of the moving rod guide groove 522 is provided with a moving rod square hole 524, the moving rod square hole 524 is vertically provided with an adjusting screw hole 523, one side of the moving rod 520 is provided with a moving rod collision head 525, the bottom of the connecting rod 530 is provided with a connecting rod seat 531, the rear side of the motor shaft hole 503 is fixedly connected with a second motor seat 544, the second motor seat 544 is fixedly connected with a second motor 545, the output shaft of the second motor 545 is rotatably connected with the motor shaft hole 503, the output shaft of the second motor 545 rotates in the motor shaft hole 503 and passes through the motor shaft hole 503 to be fixedly connected with a chain wheel 540, each chain wheel shaft 502 is rotatably connected with a chain wheel 540, the outer sides of four chain wheels 540 are rotatably connected with chains 541, two chain wheel frame guide rods 504 are respectively slidably connected with two moving rod guide holes 521, the moving rod guide holes 521 slide on the chain wheel frame guide rods 504, the connecting rod 530 is slidably connected with the moving rod guide grooves 522, one chain link of the chains 541 is fixedly connected with the connecting rod seat 531, the massage frame guide rods 402 are slidably connected with the moving rod square hole 524, the massage frame guide 402 slides in the moving bar square hole 524, the adjusting screw 542 is threadedly coupled to the adjusting screw hole 523, and the adjusting screw 542 fixes the massage frame guide 402 in the moving bar square hole 524.
A nut frame guide rod 511 is arranged outside the nut frame 510, a nut frame collision rod 512 is arranged inside the nut frame 510, half nuts 513 are arranged at the lower part of the nut frame 510, one nut frame 510 is connected in a sliding way in each chain wheel frame square hole 505, the nut frame 510 slides in the chain wheel frame square hole 505, the nut frame guide rod 511 is connected in a sliding way in the chain wheel frame hole 506, the nut frame guide rod 511 slides in the chain wheel frame hole 506, a reset spring 543 is sleeved outside the nut frame guide rod 511, one side of the reset spring 543 is abutted against the end surface of the nut frame guide rod 511, the other side of the reset spring 543 is abutted against the inner side of the chain wheel frame hole 506, four bed legs 101 are arranged at the lower part of the bed body 100, a back pillow 104 is arranged at the front side of the bed body 100, screw holes 102 penetrating through the front and back are arranged at the left and right sides of the bed body 100, a guide rod hole 103 penetrating through the front and back is arranged at the lower part of the screw hole 102, a left screw rod 110 and a left screw rod 111 alternately distributed, a right screw rod 120 and a right screw rod 121 alternately distributed, each guide rod hole 103 is fixedly connected with a guide rod 140, the left screw rod hole 102 is rotatably connected with a left lead screw 110, the left lead screw 110 rotates in the screw rod hole 102, the right screw rod hole 102 is rotatably connected with a right lead screw 120, the right lead screw 120 rotates in the screw rod hole 102, the left lead screw optical axis 111 corresponds to the right lead screw 120, the left lead screw 110 corresponds to the right lead screw optical axis 121, the chain wheel frame guide rod holes 508 at two sides are slidably connected with the guide rods 140 at two sides, the chain wheel frame guide rod holes 508 slide on the guide rods 140, the left lead screw 110 and the right lead screw 120 respectively pass through the chain wheel frame screw holes 507 at two sides, when the left nut frame 510 is pushed to the left, the left half nut 513 can form threaded connection with the left lead screw 110, when the right nut frame 510 is pushed to the right, the right half nut 513 can form threaded connection with the right lead screw 120, the rear side of the left lead screw 110 passes through the left screw hole 102 and a first synchronizing wheel 141, and the left lead screw 110 and the first synchronizing wheel 141 are fixedly connected, the left lead screw 110 is fixedly connected with an output shaft of the first motor 130, the first motor 130 is fixedly connected with the first motor base 131, the first motor base 131 is fixedly connected with the rear side of the bed body 100, the right lead screw 120 penetrates through the right lead screw hole 102 to be fixedly connected with the second synchronizing wheel 142, and the outer sides of the first synchronizing wheel 141 and the second synchronizing wheel 142 are rotatably connected with the synchronous belt 143.
The sprocket frame guide rod holes 508 symmetrically arranged and the guide rods 140 jointly act to realize that the sprocket frame keeps stable movement, and the massage effect is better by matching with the massage of the massage component 400; the moving rod guide hole 521 slides on the sprocket guide rod 504, and the moving rod 520 and the sprocket guide rod 504 are matched together, so that the moving rod 520 is effectively kept to move horizontally and accurately to push the nut frame collision rod 512, and the nut frame collision rod is prevented from being inclined to form clamping.
L-shaped moving rod latch 525 and nut frame latch 512 act together, moving rod latch 525 can effectually promote nut frame latch 512 to move, realize half nut 513 and left lead screw 110 threaded connection, moving rod guide slot 522, left lead screw 110, right lead screw 120 mutually supports, through crisscross left lead screw 110 that sets up, right lead screw 120 realizes sprocket frame 501 intermittent type formula's motion with half nut 513 cooperation, sprocket frame 501 displacement is injectd to moving rod guide slot 522's length, be convenient for massage subassembly 400 abundant massage, whole body massage effect is better.
The massage frame 401, the adjusting spring 418, the roller seat vertical shaft 411, the first roller group 200 and the second roller group 300 are matched together to realize that the massage frame 401 has good telescopic elasticity, keeps stable operation for massage, adapts to the curve of a human body, effectively prevents the massage frame 401 from being blocked and inclined in the operation process, and has better massage effect; each second roller group 300 and the first roller group 200 can rotate around the long pin 417, the roller 210 rotates around the axis thereof, the roller seat 410 slides up and down in the massage frame 401, the roller seat 410 is acted by the spring force of the adjusting spring 418 in the sliding process, with such a structure, the roller 210 can not be separated from the body of the patient during massage, and simultaneously the roller 210 can fully contact with the body of the patient and keep a certain pressure on the body of the patient, two sides of the second roller group 300 and the first roller group 200 are respectively provided with a roller 210, when the roller 210 rolls on the upper part of the body of the patient, the second roller group 300 and the first roller group 200 can continuously swing, each roller 210 can adapt to the curve of the body of the patient and can not be separated from the contact with the body of the patient, the adjusting spring 418 acts on the roller seat 410 to press the roller 210 on the upper part of the body of the patient, and simultaneously the roller 210 keeps a certain pressure on the body of the patient, the roller bulges 212 on the upper parts of the rollers 210 can generate contact and pressure on the local parts of the patient, so that the massage and stimulation effects on the local parts of the body and acupuncture points are achieved, the roller group II 300 and the roller group I200 are different in size, the five rollers 210 can be staggered relatively, all areas in contact with the patient are covered, the circular massage effect is achieved, and the massage effect is good.
The moving device 500 comprises a massage assembly 400, a sprocket frame 501, a nut frame 510, a moving rod 520, a connecting rod 530, a sprocket 540, a chain 541, an adjusting screw 542, a return spring 543, a second motor base 544 and a second motor 545, wherein the side of the sprocket frame 501 is provided with three sprocket shafts 502, a motor shaft hole 503, the three sprocket shafts 502 and the motor shaft hole 503 are distributed at four corners of a rectangle, the upper part and the lower part of the front of the sprocket frame 501 are respectively provided with a sprocket frame guide rod 504, the two sides of the sprocket frame 501 are respectively provided with a sprocket frame square hole 505, the outer side of each sprocket frame square hole 505 is correspondingly provided with a sprocket frame hole 506, the lower part of each sprocket frame hole 506 is provided with a sprocket frame screw hole 507, the lower part of each sprocket frame screw hole 507 is provided with a sprocket frame guide rod hole 508, the middle of the moving rod 520 is provided with a moving rod guide groove 522, the upper part and the lower part of the moving rod guide groove 522 is provided with a moving rod guide hole 521, the lower part of the moving rod guide groove 524, the moving rod square hole 524 is provided with an adjusting screw hole 523 in the vertical direction, one side of the moving rod 520 is provided with a moving rod contact 525, and the moving rod contact 525 has the function of adjusting and pushing the nut frame contact 512 to drive the chain wheel frame 501 to move. The bottom of the connecting rod 530 is provided with a connecting rod seat 531, the rear side of the motor shaft hole 503 is fixedly connected with a second motor seat 544, the second motor seat 544 is fixedly connected with a second motor 545, the output shaft of the second motor 545 is rotatably connected with the motor shaft hole 503, the output shaft of the second motor 545 rotates in the motor shaft hole 503 and is fixedly connected with a chain wheel 540 through the motor shaft hole 503, each chain wheel shaft 502 is rotatably connected with a chain wheel 540, the outer sides of the four chain wheels 540 are rotatably connected with a chain 541, two chain wheel frame guide rods 504 are respectively and slidably connected with two moving rod guide holes 521, the moving rod guide holes 521 slide on the chain wheel frame guide rods 504, the connecting rod 530 is slidably connected with a moving rod guide groove 522, the connecting rod 530 slides in the moving rod guide groove 522, the connecting rod seat 531 is fixedly connected with a chain link of the chain 541, the massage frame guide rod 402 is slidably connected with a moving rod square hole 524, the massage frame guide rod 402 slides in the moving rod square hole 524, an adjusting screw hole 542 is in threaded connection with an adjusting screw hole 523, adjustment screws 542 secure the massage bracket guide 402 within the travel bar square bore 524.
When the chain link moves to the right side, the massage assembly 400 leaves the human body, the nut frame 510 on the right side is pushed to the right side, the connecting rod 530 moves downwards, meanwhile, the half nut 513 on the right side is in threaded connection with the right lead screw 120, the nut frame 510 drives the moving device 500 to move for a certain distance, at this time, the connecting rod 530 slides downwards in the moving rod guide groove 522, when the connecting rod 530 slides in the moving rod guide groove 522, the chain wheel frame 501 always moves, and the moving rod guide groove 522 has the function of prolonging the moving time; the second motor 545 rotates to drive the sprocket 540 fixedly connected with the second motor to rotate, when the sprocket 540 rotates, the other three sprockets 540 drive the chain 541 to rotate, the chain 541 rotates to drive the connecting rod 530 to move, if the chain 541 rotates along the needle direction and the link fixedly connected with the connecting rod 530 moves to the right side with the connecting rod 530 moving to the right side, when the link moves to the right side, the connecting rod 530 moves downward, when the connecting rod 530 slides downward in the moving rod guide groove 522, the moving rod 520 is stationary, when the link rotates to the lower horizontal direction, the connecting rod 530 moves to the left side, when the link 530 drives the moving rod 520 to move to the left side, when the link moves to the left side, the connecting rod 530 moves upward, when the connecting rod 530 slides upward in the moving rod guide groove 522, the moving rod 520 does not move, the actions of moving rod 520 moving right, pausing right, moving left and pausing left are formed, the whole body massage is ensured, the massage effect is better, along with the continuous rotation of chain 541, the next cycle is carried out, adjusting screw 542 is loosened, the up-down position of massage assembly 400 can be adjusted, the massage assembly 400 can adapt to different body heights of patients, a proper pressure is provided between roller 210 and the patient body, moving rod 520 drives massage assembly 400 to complete the actions of moving right, pausing right, moving left and pausing left, roller 210 rolls back and forth on the upper part of the patient body, the purpose of massaging the patient body is achieved, the massage effect is better, nut frame guide rod 511 is arranged on the outer side of nut frame 510, nut frame collision rod 512 is arranged on the inner side of nut frame 510, half nut 513 is arranged on the lower part of nut frame 510, a nut frame 510 is connected in each chain wheel frame square hole 505 in a sliding way, the nut frame 510 slides in the sprocket frame square hole 505, the nut frame guide rod 511 is connected with the sprocket frame hole 506 in a sliding mode, the nut frame guide rod 511 slides in the sprocket frame hole 506, the reset spring 543 is sleeved outside the nut frame guide rod 511, one side of the reset spring 543 abuts against the end face of the nut frame guide rod 511, the other side of the reset spring 543 abuts against the inner side of the sprocket frame hole 506, when the moving rod 520 moves to the right side, the moving rod collision head 525 pushes the right side nut frame 510 to the right side, when the moving rod 520 moves to the left side, the right side nut frame 510 resets under the action of the reset spring 543, when the moving rod 520 moves to the left side, the moving rod collision head 525 pushes the left side nut frame 510 to the left side, and when the moving rod 520 moves to the right side, the left side nut frame 510 resets under the action of the reset spring 543.
The first motor 130 rotates to drive the first synchronizing wheel 141 to rotate and simultaneously drive the left lead screw 110 to rotate, the first synchronizing wheel 141 rotates to drive the second synchronizing wheel 142 to rotate through the synchronous belt 143, the second synchronizing wheel 142 rotates to drive the right lead screw 120 to rotate, when the movable rod 520 moves to the left, the massage assembly 400 leaves the surface of the human body, the movable rod 520 pushes the left nut frame 510 to the left, the left half nut 513 is in threaded connection with the left lead screw 110, the left lead screw 110 rotates to drive the nut frame 510 to move, the nut frame 510 drives the movable device 500 to move, after moving for a certain distance, the half nut 513 meets the optical axis 111 of the left lead screw, the half nut 513 stops moving, the movable device 500 stops moving, the movable rod 520 continues to move to the right after stopping for a certain time, when the movable rod 520 moves to the right, the movable rod stops moving, the right nut frame 510 is pushed to the right, the right half nut 513 on the right is in threaded connection with the right lead screw 120, the nut frame 510 drives the moving device 500 to move continuously for a distance, the half nuts 513 meet the right lead screw optical axis 121, the half nuts 513 stop moving, and the moving device 500 stops moving, which is formed because the left lead screw 110 and the right lead screw 120 on the left and right sides are arranged in a staggered manner, when the moving rod 520 moves to the left and right sides, the half nuts 513 on the two sides are pushed to alternately form a threaded connection, thereby driving the moving device 500 to move back and forth on the two sides, when the moving rod 520 is separated from the two sides, the half nuts 513 are reset by the reset spring 543, the half nuts 513 are separated from the threaded connection, the moving device 500 does not move, that is, the moving rod 520 moves left and right, when the massage assembly 400 is driven to massage the body of the patient, the moving device 500 keeps still, when the moving rod 520 is on the two sides, the massage assembly 400 keeps still, at the moment, the moving device 500 moves back and forth, when moving to the set front and back positions, the first motor 130a moves the moving device 500 in the reverse direction, and after the massage is finished, the moving device 500 returns to the end of the bed 100 to be ready.
An operating method of a rehabilitation medical bed, comprising the steps of: when the invention is operated, a patient lies on the upper part 100, the head is placed on the upper part 104, the front and back positions of the moving device 500 are set according to the body segment of the patient to be massaged, then the adjusting screw 542 is loosened, the height and the pressure of the massage assembly 400 are adjusted according to the body type and the requirement of the patient, the working button is started, the massage assembly 400 moves left and right on the upper part of the patient, the roller 210 rolls on the body of the patient to start massage, the massage assembly 400 moves from the left side to the right side or from the right side to the left side each time, the moving device 500 moves back and forth once, the aim of all-directional massage on the body of the patient is achieved, the burden of family members and medical personnel of the patient is lightened, the adaptability is strong, the massage force is adjustable, and the massage is automatically completed.
Claims (2)
1. A rehabilitation medical bed is characterized by comprising a bed body, a left screw rod, a right screw rod, a first motor, a guide rod, a first synchronizing wheel, a second synchronizing wheel, a synchronous belt, a first roller group, a second roller group, a massage assembly and a moving device, wherein the first roller group comprises a first roller frame, rollers and short pins, a first roller groove is formed in the middle of the first roller frame, a first roller hole which is bilaterally symmetrical is formed in the lower portion of the first roller frame, a first roller frame hole is formed in the upper portion of the first roller frame, roller bulges are formed in the surfaces of the rollers, roller holes are formed in the middle of the rollers, the short pins respectively penetrate through the two first roller holes, the first roller hole is fixedly connected with the short pins, each short pin is rotatably connected with one roller hole, the roller holes rotate around the short pins, two sides of the roller holes are arranged in the first roller groove, the second roller group comprises a second roller frame, the second roller frame is identical in structure to the first roller frame, the size of the second roller frame is one time larger than that of the first roller frame, the connection relation between the second roller frame and the rollers is the same as that of the first roller frame and the rollers, the massage assembly comprises a first roller group, a second roller group, a massage frame, a roller seat, a long pin and an adjusting spring, a massage frame guide rod is arranged at the upper part of the massage frame, a massage frame hole is arranged in the middle of the massage frame, a through massage frame guide groove is arranged at the side surface of the massage frame hole, a first groove, a second groove and a third groove are arranged at the lower part of the roller seat, a through long pin hole is arranged in the middle of the roller seat, a roller seat vertical shaft is arranged at the upper part of the roller seat, a roller seat guide rod is arranged at the upper part of the roller seat vertical shaft, the roller seat vertical shaft is slidably connected with the massage frame hole, the roller seat vertical shaft slides in the massage frame hole, the roller seat guide rod is slidably connected with the massage frame guide groove, the roller seat guide rod slides in the massage frame guide groove, the adjusting spring is arranged at the upper part of the massage frame hole and abuts against the massage frame hole, the lower part of the adjusting spring props against the guide rod of the roller seat, the long pin penetrates through the long pin hole, the long pin is fixedly connected with the long pin hole, a second roller train is respectively placed in the first groove and the third groove, the second roller train hole is rotatably connected with the long pin, the second roller train hole rotates around the long pin, a first roller train is placed in the second groove, the long pin is rotatably connected with the first roller train hole, and the first roller train hole rotates around the long pin; the moving device comprises a massage component, a chain wheel frame, a nut frame, a moving rod, a connecting rod, a chain wheel, a chain, an adjusting screw, a reset spring, a motor base and a motor, wherein three chain wheel shafts and a motor shaft hole are arranged on the side surface of the chain wheel frame, the three chain wheel shafts and the motor shaft hole are distributed at four corners of a rectangle, chain wheel frame guide rods are respectively arranged at the upper part and the lower part of the front part of the chain wheel frame, two sides of the chain wheel frame are respectively provided with a chain wheel frame square hole, the outer side of each chain wheel frame square hole is correspondingly provided with a chain wheel frame hole, the lower part of each chain wheel frame hole is provided with a chain wheel frame screw hole, the lower part of each chain wheel frame screw hole is provided with a chain wheel frame guide rod hole, the middle of the moving rod is provided with a moving rod guide groove, the upper part and the lower part of the moving rod guide groove are respectively provided with a moving rod guide hole in the vertical direction, the vertical direction of the moving rod square hole is provided with an adjusting screw hole, one side of the moving rod is provided with a moving rod collision head, the bottom of the connecting rod is provided with a connecting rod seat, the rear side of the motor shaft hole is fixedly connected with a second motor seat, the second motor seat is fixedly connected with a second motor, a second motor output shaft rotates to be connected with the motor shaft hole, a second motor output shaft rotates in the motor shaft hole and penetrates through the motor shaft hole to be fixedly connected with a chain wheel, each chain wheel shaft rotates to be connected with a chain wheel, the outer sides of the four chain wheels rotate to be connected with chains, two chain wheel frame guide rods are respectively connected with two moving rod guide holes in a sliding mode, the moving rod guide holes slide on the chain wheel frame guide rods, the connecting rod is connected with a moving rod guide groove in a sliding mode, the connecting rod slides in the moving rod guide groove, the connecting rod seat is fixedly connected with a chain link of the chain, the massage frame guide rods are connected with moving rod square holes in a sliding mode, the massage frame guide rods slide in the moving rod square holes, adjusting screws are connected with adjusting screw holes in a threaded mode, and the massage frame guide rods are fixed in the moving rod square holes by the adjusting screws, the outer side of a nut frame is provided with a nut frame guide rod, the inner side of the nut frame is provided with a nut frame touch rod, the lower part of the nut frame is provided with a half nut, each chain wheel frame square hole is connected with a nut frame in a sliding way, the nut frame slides in the chain wheel frame square hole, the nut frame guide rod slides in the chain wheel frame hole, a reset spring is sleeved outside the nut frame guide rod, one side of the reset spring props against the end surface of the nut frame guide rod, the other side of the reset spring props against the inner side of the chain wheel frame hole, the lower part of a bed body is provided with four bed legs, the front side of the bed body is provided with a back cushion, the left side and the right side of the bed body are provided with front and back through screw rod holes, the lower part of the screw rod holes is provided with front and back through guide rod holes, the upper part of a left screw rod is provided with alternately distributed left screw rod and left screw rod optical axes, the right screw rod is provided with alternately distributed right screw rod and right screw rod optical axes, a guide rod hole is fixedly connected with a left screw rod hole in a rotary connection way, the left screw rod rotates in a screw rod hole, the right screw rod hole is connected with a right screw rod in a rotating mode, the right screw rod rotates in the screw rod hole, the optical axis of the left screw rod corresponds to the right screw rod on the right side, the left screw rod corresponds to the optical axis of the right screw rod, chain wheel frame guide rod holes on two sides are connected with guide rods on two sides in a sliding mode, the chain wheel frame guide rod holes slide on the guide rods, the left screw rod and the right screw rod respectively penetrate through the chain wheel frame screw rod holes on two sides, when the left nut frame is pushed leftwards, the left half nut can form threaded connection with the left screw rod, when the right nut frame is pushed rightwards, the right half nut can form threaded connection with the right screw rod, the rear side of the left screw rod penetrates through the left screw rod hole and the first synchronous wheel, the left screw rod is fixedly connected with a motor output shaft, the first motor is fixedly connected with the first motor seat, the first motor seat is fixedly connected with the rear side of the bed body, the right screw rod penetrates through the second synchronous wheel, the outer sides of the first synchronous wheel and the second synchronous wheel are rotatably connected with a synchronous belt.
2. The method of operating a rehabilitation and medical bed according to claim 1, comprising the steps of: firstly, a patient lies on the upper part, the head is placed on the upper part, firstly, the front and back positions of the moving device are set according to the body section of the patient needing to be massaged, secondly, the adjusting screw is loosened, the height and the pressure of the massage assembly are adjusted according to the body shape and the requirement of the patient, thirdly, the working button is started, the massage assembly moves leftwards and rightwards on the upper part of the body of the patient, the roller wheels roll on the body of the patient to start massage, the first motor rotates to drive the first synchronizing wheel to rotate and simultaneously drive the left screw rod to rotate, the first synchronizing wheel rotates to drive the second synchronizing wheel to rotate through the synchronous belt, the second synchronizing wheel rotates to drive the right screw rod to rotate, when the moving rod moves to the left side, the moving rod pushes the left nut frame to the left side, the left half nut is in threaded connection with the left screw rod, the left screw rod rotates to drive the nut frame to move, the nut frame drives the moving device to move, after moving for a certain distance, the half nuts meet the left lead screw optical axis, the half nuts stop moving, the moving device stops moving, the moving rod continues moving to the right after stopping for a certain time, the massage component continues massaging on the body of a patient, when the moving rod moves to the right, the moving is stopped, the nut frame on the right side is pushed to the right side, the half nuts on the right side are in threaded connection with the right lead screw, the nut frame drives the moving device to continue moving for a certain distance, the half nuts meet the right lead screw optical axis, the half nuts stop moving, the moving device stops moving, the left lead screws and the right lead screws on the left side and the right side are in staggered arrangement, when the moving rod moves to the left side and the right side, the half nuts on the two sides are pushed to alternately form threaded connection, so that the moving device is driven to move back and forth on the two sides, when the moving rod is separated from the two side positions, the half nuts are reset by the reset springs, the half nuts are separated from the threaded connection, and the moving device cannot move, namely the movable rod moves left and right, when the massage component is driven to massage the body of a patient, the movable device keeps static, when the movable rod is arranged on two sides, the massage component keeps static, at the moment, the movable device can move back and forth, and the massage component moves from the left side to the right side or from the right side to the left side each time, the movable device can move back and forth once, so that the aim of massaging the body of the patient in all directions is fulfilled, the burden of family members and medical staff of the patient is lightened, the adaptability is strong, the massage force is adjustable, and the massage is automatically completed; when the bed body is moved to the set front and rear positions, the first motor is a forward and reverse rotating motor and can rotate reversely, the moving device moves reversely, and after the massage is finished, the moving device can return to the tail end of the bed body to stand by.
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