CN113288617B

CN113288617B - Department of neurology bed patient is with preventing pressing sore device

Info

Publication number: CN113288617B
Application number: CN202110712097.9A
Authority: CN
Inventors: 唐起岚; 黄蕾; 张彩
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-06-14
Anticipated expiration: 2041-06-25
Also published as: CN113288617A

Abstract

The invention belongs to the technical field of medical instruments, and relates to a pressure sore prevention device, in particular to a pressure sore prevention device for a neurology bedridden patient, which comprises a bed body, wherein a massage mechanism is arranged on the bed body; the bed body comprises a bed frame and a bed board matched with the bed frame, the massage mechanism is connected with the bed board in a sliding way, and a mattress is arranged on the bed board; the bed plate comprises a left bed plate and a right bed plate which is rotatably connected with the left bed plate, a left back plate is rotatably connected on the left bed plate, a right back plate is rotatably connected on the right bed plate, and the left back plate is rotatably connected with the right back plate; the massage mechanism comprises a lifting device and a shell connected with the lifting device, a hip massage device and a back massage device corresponding to the hip massage device are arranged in the shell, and a power device for driving the hip massage device and the back massage device to synchronously act is further arranged in the shell; this application combines together through sick bed and massage mechanism, can effectual promotion blood circulation, avoids pressing the formation of sore.

Description

Department of neurology bed patient is with preventing pressing sore device

Technical Field

The invention belongs to the technical field of medical instruments, relates to a pressure sore prevention device, and particularly relates to a pressure sore prevention device for a neurology bedridden patient.

Background

Patients lying in bed in neurology department are more patients suffering from incontinence of urine and feces, and the skin of the pressed part of the patient is easily pressed and sore due to blood circulation disorder, muscular atrophy, stiff limbs of the patient and a humid environment caused by long-term lying in bed; once the pressure sores are formed, the pressure sores are difficult to cure, so that not only can great pain be brought to patients and recovery of the patients is affected, but also great workload is brought to medical staff.

Through data analysis and comparison of a large number of patients, pressure sores generally tend to be generated on the buttocks and shoulders of a human body, when a bedridden patient is nursed, the pressure sores are prevented, and medical care personnel or family members of the patient need to frequently perform turning-over massage and rehabilitation training on the patient to promote the rehabilitation of the patient; however, frequent turning over, massage and rehabilitation training not only enables the nursing intensity of medical care personnel or family members of patients to be higher, but also causes discomfort to the patients due to too frequent operation, thereby causing conflict psychology and influencing the recovery speed of the patients.

At present, in the nursing process of a bedridden patient, medical staff can turn over the patient through the assistance of a sickbed, but the existing sickbed does not have the massage function; therefore, when the patient is massaged, the patient needs to turn over, especially when the back of the patient is massaged; and when massaging the patient, still need manual massage to the patient, not only bring great nursing intensity for medical personnel or patient's family members, massage under the state of standing up in addition at the patient, bring great uncomfortable sense for the patient, produce the conflict psychology easily, be unfavorable for patient's recovery.

Disclosure of Invention

Aiming at the situation, the invention provides a pressure sore prevention device for a neurology bedridden patient, aiming at overcoming the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a pressure sore prevention device for a neurology bedridden patient comprises a bed body, wherein a massage mechanism is arranged on the bed body; the bed body comprises a bed frame and a bed board matched with the bed frame, the massage mechanism is connected with the bed board in a sliding way, and a mattress is arranged on the bed board; the bed plate comprises a left bed plate and a right bed plate which is rotatably connected with the left bed plate, a left back plate is rotatably connected on the left bed plate, a right back plate is rotatably connected on the right bed plate, and the left back plate is rotatably connected with the right back plate; the bed frame is provided with a supporting plate, the supporting plate is provided with a turnover device for driving the right bed plate or the left bed plate to rotate, and the supporting plate is also provided with a sitting and lying device for driving the right back plate and the left back plate to rotate; the massage mechanism comprises a lifting device and a shell connected with the lifting device, a hip massage device and a back massage device corresponding to the hip massage device are arranged in the shell, and a power device for driving the hip massage device and the back massage device to synchronously act is further arranged in the shell.

Furthermore, the left bed board and the right bed board are provided with buttock openings corresponding to the buttock massage devices, and the supporting plate is provided with a buttock switching device corresponding to the buttock openings; back openings corresponding to the back massage devices are arranged on the left back plate and the right back plate, and back switching devices corresponding to the back openings are arranged on the supporting plates.

Furthermore, the mattress comprises a pair of lower mattresses corresponding to the left bed board and the right bed board, the left back board and the right back board are both provided with upper mattresses, and the lower mattress and the upper mattress are both provided with openings corresponding to the hip opening and the back opening; the hip switching device comprises a baffle fixedly connected with the left bed board, and a holding cavity is fixedly connected to the supporting board; a buttock bed board is connected in the accommodating cavity in a sliding manner, and a buttock mattress is detachably connected on the buttock bed board; the buttock bed board is further fixedly connected with a handle, and the accommodating cavity is provided with a slideway matched with the handle.

Further, the back switching device comprises a first main shaft, and two ends of the first main shaft are both connected with a first handle; a pair of first self-locking transmission groups are fixedly connected to the first main shaft, the output ends of the first self-locking transmission groups are connected with first bevel gear sets, the output ends of the first bevel gear sets are fixedly connected with a back switching bed board, the back switching bed board is rotatably connected with the supporting plate, and a back switching mattress is arranged on the back switching bed board.

Furthermore, the lifting device is of a scissor type lifting structure and comprises a lifting cavity fixedly connected with the supporting plate, and a support is fixedly connected to the lifting cavity; the support is rotatably connected with an electric telescopic rod, the telescopic end of the electric telescopic rod is rotatably connected with a driving rod, and the support is provided with a lower sliding channel matched with the driving rod; the support is rotatably connected with a driven rod, and the middle part of the driving rod is rotatably connected with the middle part of the driven rod; the other end of the driving rod is rotatably connected with a lifting plate, the lifting plate is fixedly connected with the shell, and an upper sliding channel matched with the driven rod is arranged on the lifting plate.

Furthermore, the power device comprises a motor fixedly connected with the shell, and the output end of the motor is connected with a first crank; the first crank comprises a buttock crank and a back crank connected with the buttock crank, the buttock crank is connected with a connecting rod, the shell is rotatably connected with a rotating rod rotatably connected with the connecting rod, and the rotating rod is connected with a buttock massage device; the shell is connected with a push block in a sliding way, and the push block is connected with a back massage device; the pushing block is provided with a sliding groove matched with the back crank, the back crank is fixedly connected with a push rod matched with the sliding groove, and the push rod is rotatably connected with a pulley matched with the sliding groove.

Furthermore, the buttock massage device comprises a rotating disc coaxially and fixedly connected with the rotating rod, and a fixed disc corresponding to the rotating disc is arranged on the shell; a plurality of arc-shaped slideways are uniformly distributed on the fixed disc, and a buttock massage ball which is in sliding connection with the arc-shaped slideways is fixedly connected to the rotating disc.

Furthermore, the back massage device comprises a pair of frames fixedly connected with the shell, a pair of back massage structures are connected in the frames in a sliding manner, and the push block is connected with the back massage structures; a connecting block is arranged in the frame, and the pair of back massage structures are connected through the connecting block; the back massage structure comprises a moving block connected with a connecting block, and a rotating block is rotatably connected to the moving block; the rotating block is rotatably connected with a plurality of massage wheels, the rotating block is also provided with a knocking massage component corresponding to the massage wheels, the knocking massage component and the massage wheels are arranged at an included angle of 90 degrees, and the moving block is provided with a switching structure for driving the rotating block to rotate.

Furthermore, the switching structure comprises a reverse gear which is rotationally connected with the moving block, and a reverse ratchet wheel is fixedly connected to the reverse gear; the rotating block is coaxially and fixedly connected with a reverse driving disc, a reverse pawl matched with the reverse ratchet wheel is arranged on the reverse driving disc, and a reverse reset spring corresponding to the reverse pawl is arranged on the reverse driving disc; the moving block is also rotatably connected with a forward gear, and a forward ratchet wheel is fixedly connected to the forward gear; the other end of the rotating block is fixedly connected with a forward driving disc, a forward pawl matched with the forward ratchet wheel is arranged on the forward driving disc, and a forward return spring corresponding to the forward pawl is arranged on the forward driving disc; racks are arranged in the middle of the frame and at two ends of the frame, and the rotating block is driven to rotate by the cooperation of the forward gear and the reverse gear with the racks to switch the massage mode; the forward driving disk and the reverse driving disk are both provided with sliding blocks, the frame is provided with moving grooves matched with the sliding blocks, the frame is also provided with rotating grooves communicated with the moving grooves, and the rotating grooves correspond to the racks.

Furthermore, the turnover device comprises a driving rod which is rotatably connected with the supporting plate, the driving rod is rotatably connected with a turnover rod, and the other end of the turnover rod is rotatably connected with the corresponding left bed board or right bed board; the support plate is also provided with a second self-locking transmission group, the output end of the second self-locking transmission group is coaxially and fixedly connected with the driving rod, and the input end of the second self-locking transmission group is connected with a second handle.

Furthermore, the sitting and lying device comprises a third main shaft which is rotatably connected with the supporting plate, and both ends of the third main shaft are fixedly connected with a third handle; a pair of third self-locking transmission groups is arranged on the third main shaft, and the output ends of the third self-locking transmission groups are connected with third bevel gear sets; the output end of the third bevel gear set is connected with a lifting rod which is rotatably connected with the supporting plate, the other end of the lifting rod is rotatably connected with a push plate, and the push plate is in contact with the corresponding left back plate or the right back plate.

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

1. when the turning-over device is used and is normally used, the left bed board, the right bed board, the left back board and the right back board are hinged with each other, so that the turning-over device can drive the left bed board and the left back board to rotate along the right bed board and the right back board or drive the right bed board and the right back board to rotate along the left bed board and the left back board to drive a patient to turn over, thereby being convenient for medical staff to nurse the patient and preventing pressure sores; during the massage state, drive buttock massage device and back massage device through power device in step and massage patient's buttock and back, promote the blood circulation, can effectually avoid pressing the formation of sore, improve patient's recovery effect.

2. Through buttock auto-change over device and back auto-change over device's setting, make this application at ordinary times with normal sick bed unique two-dimensionless, when massaging, make the patient need not to get off the bed, can massage, also need not medical personnel and massages the patient, reduce medical personnel's intensity of labour, be favorable to patient's recovery moreover.

Drawings

FIG. 1 is a first isometric view of the present invention;

FIG. 2 is a second isometric view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a schematic structural diagram of the bed of the present invention;

FIG. 5 is an enlarged view of area A of FIG. 4 according to the present invention;

FIG. 6 is a schematic structural view of the sitting and lying device of the present invention;

FIG. 7 is a schematic structural diagram of a back switch device according to the present invention;

fig. 8 is a first isometric view of the massage mechanism of the present invention;

fig. 9 is a second isometric view of the massage mechanism of the present invention;

FIG. 10 is a schematic view of the lifting device of the present invention;

fig. 11 is a first isometric view of the internal structure of the massage mechanism of the present invention;

FIG. 12 is a second perspective view of the internal structure of the massage mechanism of the present invention

FIG. 13 is a schematic view of the back massage apparatus of the present invention;

fig. 14 is a first isometric view of a back massage mechanism of the present invention;

FIG. 15 is a second isometric view of the back massage mechanism of the present invention;

FIG. 16 is a schematic view of the tapping massage assembly of the present invention;

FIG. 17 is a schematic view of the internal construction of the tapping massage assembly of the present invention;

fig. 18 is a schematic view of the main massage assembly of the present invention;

in the figure: 1. bedstead, 2, mattress, 3, massage mechanism, 301, hip massage device, 302, housing, 303, back massage device, 304, lifting device, 305, motor, 306, support, 307, lower slideway, 308, driving rod, 309, lifting plate, 310, driven rod, 311, electric telescopic rod, 312, rotating disk, 313, rotating rod, 314, fixed disk, 315, connecting rod, 316, first crank, 317, push block, 318, connecting block, 319, back massage structure, 320, frame, 321, slideway, 322, rack, 323, moving block, 324, reverse gear, 325, sliding block, 326, reverse driving disk, 327, reverse ratchet, 328, massage wheel, 329, forward gear, 330, rotating block, 331, knocking massage component, 332, reverse pawl, 333, forward ratchet, 334, forward driving disk, 335, forward pawl, sleeve, 337, back massage ball, 338. a motor 339, a synchronizing rod 340, a lower fixing plate 341, an operating rod 342, a driving plate 343, a massage plate 344, a massage rod 345, an upper fixing plate 346, an upper buffer spring 347, a lower buffer spring 348, a lower guide rod 349, a second crank 350, an upper guide rod 351, an arc-shaped slideway 352 and a hip massage ball; 4. the device comprises a handrail, 5, supporting legs, 6, a supporting plate, 7, a back switching device, 701, a back switching mattress, 702, a back switching bed board, 703, a first bevel gear set, 704, a first self-locking transmission set, 705 and a first main shaft; 8. the turnover device comprises a turnover device, 801, a turnover rod, 802, a driving rod, 803, a second self-locking transmission group, 804 and a second handle; 9. the sitting and lying device comprises a sitting and lying device 901, a lifting rod 902, a third bevel gear set 903, a push plate 904, a third self-locking transmission set 905 and a third main shaft; 10. right bed board, 11, handle, 12, hold the chamber, 13, right backplate, 14, back opening, 15, baffle, 16, left bed board, 17, buttock opening.

Detailed Description

A pressure sore prevention device for a neurology bedridden patient comprises a bed body, wherein a massage mechanism 3 is arranged on the bed body, as shown in figures 1-18; the bed body comprises a bed frame 1 and a bed board matched with the bed frame 1, the massage mechanism 3 is in sliding connection with the bed board, the bed board is provided with a mattress 2, the mattress 2 is provided with a humidity sensor for sensing the humidity of the mattress 2 and the bed board, and the bed body can be beneficial to assisting medical care personnel to nurse patients, is convenient for the recovery of the patients and can effectively reduce the labor intensity of the medical care personnel; the bedsteads 1 are provided with the railings 4, the arrangement of the railings 4 is beneficial to protecting the patient, the patient is prevented from falling down, and the safety of the bed is improved; the bedstead 1 is also provided with supporting legs 5, and universal wheels with foot brakes are arranged on the supporting legs 5; through the universal wheel of setting up the band foot brake, the medical personnel of being convenient for remove the patient through this application, or remove this application to corresponding position, and the operation is convenient, alleviates medical personnel's intensity of labour.

The bed plate comprises a left bed plate 16 and a right bed plate 10 rotatably connected with the left bed plate 16, a left back plate is rotatably connected on the left bed plate 16, a right back plate 13 is rotatably connected on the right bed plate 10, and the left back plate is rotatably connected with the right back plate 13; a supporting plate 6 is arranged on the bedstead 1, a turnover device 8 for driving a right bed plate 10 or a left bed plate 16 to rotate is arranged on the supporting plate 6, and a sitting and lying device 9 for driving a right back plate 13 and a left back plate to rotate is also arranged on the supporting plate 6; the left bed board 16, the right bed board 10, the left back board and the right back board 13 are hinged with each other, so that the turning-over device 8 can be used for driving the left bed board 16 and the left back board to rotate along the right bed board 10 and the right back board 13, or driving the right bed board 10 and the right back board 13 to rotate along the left bed board 16 and the left back board, so as to drive a patient to turn over, thereby being convenient for medical staff to nurse the patient and preventing pressure sores; the massage mechanism 3 comprises a lifting device 304 and a shell 302 connected with the lifting device 304, wherein a hip massage device 301 and a back massage device 303 corresponding to the hip massage device 301 are arranged in the shell 302, and a power device for driving the hip massage device 301 and the back massage device 303 to synchronously act is also arranged in the shell 302. The hip massage device 301 and the back massage device 303 are driven by the power device synchronously to massage the hip and the back of the patient, so that blood circulation is promoted, the formation of pressure sores can be effectively avoided, and the recovery effect of the patient is improved.

Furthermore, the left bed board 16 and the right bed board 10 are provided with a hip opening 17 corresponding to the hip massage device 301, and the supporting board 6 is provided with a hip switching device corresponding to the hip opening 17; when the hip massage device 301 is used by arranging the hip opening 17, the hip massage device 301 is contacted with the hip of a patient by the lifting device 304, and after the use is finished, the hip opening 17 is blocked by the hip switching device, so that the hip of the patient is contacted with the mattress 2, and the comfort of the mattress is improved; back openings 14 corresponding to the back massage devices 303 are formed in the left back plate and the right back plate 13, and back switching devices 7 corresponding to the back openings 14 are arranged on the supporting plate 6; the back opening 14 and the back switching device 7 are used in the same way as the hip opening 17 and the hip switching device, and the hip switching device and the back switching device 7 are arranged, so that the medical nursing bed can be used for massaging a patient without getting out of the bed and medical staff, the labor intensity of the medical staff is reduced, and the recovery of the patient is facilitated.

Further, the mattress 2 comprises a pair of lower mattresses corresponding to the left bed board 16 and the right bed board 10, the left back board and the right back board 13 are both provided with upper mattresses, and the lower mattress and the upper mattress are both provided with openings corresponding to the hip opening 17 and the back opening 14; the mattress 2 does not influence the rotation of the bed board when a patient turns over and sits and lies by arranging the pair of lower mattresses and the pair of upper mattresses, and the comfort of the patient can be effectively improved by arranging the mattress 2; the hip switching device comprises a baffle 15 fixedly connected with a left bed board 16, and a holding cavity 12 is fixedly connected on the supporting board 6; the buttock bed board is connected in the accommodating cavity 12 in a sliding mode, a buttock mattress is detachably connected onto the buttock bed board, and the buttock mattress and the buttock bed board can be adhered through a magic tape or in other modes; a handle 11 is further fixedly connected to the hip bed plate, and a slide way matched with the handle is arranged on the accommodating cavity 12; through buttock bed board and buttock mattress shutoff buttock opening 17 and mattress 2's opening, if buttock mattress humidity is higher moreover, can make buttock mattress and buttock bed board separation, change new buttock mattress, make patient's buttock always under a comfortable environment, can effectually reduce the formation that the buttock pressed the sore.

Further, the back switching device 7 includes a first main shaft 705, and both ends of the first main shaft 705 are connected with a first handle; the two first handles are arranged, so that medical workers can operate conveniently according to self conditions, the left-handed person and the right-handed person are adapted, and the humanization of the medical nursing bed is improved; a pair of first self-locking transmission groups 704 are fixedly connected to the first main shaft 705, the output ends of the pair of first self-locking transmission groups 704 are connected with first bevel gear sets 703, the output end of the first bevel gear set 703 is fixedly connected with a back switching bed plate 702, the back switching bed plate 702 is rotatably connected with a support plate 6, and a back switching mattress 701 is arranged on the back switching bed plate 702; the first self-locking transmission group 704, a second self-locking transmission group 803 and a third self-locking transmission group 904 which appear in the following text comprise a worm and a worm wheel meshed with the worm, self-locking is carried out through the unidirectional transmissibility of the worm and the worm wheel, the worm is an input end, and the worm wheel is an output end; the back opening 14 is closed by the back switching bed plate 702 and the back switching mattress 701, so that the comfort of the back of the patient is improved.

Further, as shown in fig. 10, the lifting device 304 is a scissor-type lifting structure, the lifting device 304 includes a lifting cavity fixedly connected to the support plate 6, and a support 306 is fixedly connected to the lifting cavity; the support 306 is rotatably connected with an electric telescopic rod 311, the telescopic end of the electric telescopic rod 311 is rotatably connected with a driving rod 308, and the support 306 is provided with a lower slideway 307 matched with the driving rod 308; the support 306 is rotatably connected with a driven rod 310, and the middle part of the driving rod 308 is rotatably connected with the middle part of the driven rod 310; the other end of the driving rod 308 is rotatably connected with a lifting plate 309, the lifting plate 309 is fixedly connected with the shell 302, and an upper slideway matched with the driven rod 310 is arranged on the lifting plate 309; shear type elevation structure stability is better, drives massage mechanism 3 through shear type elevation structure and goes up and down, makes the stability of this application better.

Further, as shown in fig. 11 and 12, the power device includes a motor 305 fixedly connected to the housing 302, and an output end of the motor 305 is connected to a first crank 316; the first crank 316 comprises a hip crank and a back crank connected with the hip crank, the hip crank is connected with a connecting rod 315, the shell 302 is rotatably connected with a rotating rod 313 rotatably connected with the connecting rod 315, and the rotating rod 313 is connected with the hip massage device 301; the back crank drives the rotating rod 313 to rotate through the connecting rod 315, the rotating rod 313 drives the hip massage device 301 to act, in addition, the length of the back crank is smaller than that of the rotating rod 313, and the rotating rod 313 rotates in a reciprocating mode for a certain angle when the back crank rotates; the shell 302 is slidably connected with a push block 317, and the push block 317 is connected with the back massage device 303; a sliding groove 321 matched with the back crank is arranged on the push block 317, a push rod matched with the sliding groove 321 is fixedly connected to the back crank, and a pulley matched with the sliding groove 321 is rotatably connected to the push rod; the back crank drives the push block 317 to reciprocate through the matching of the push rod and the pulley with the chute 321, so that the back massage device 303 can massage the back of the patient in a reciprocating manner.

Further, as shown in fig. 11 and 12, the hip massage device 301 includes a rotating disc 312 coaxially fixed to the rotating bar 313, and the housing 302 is provided with a fixed disc 314 corresponding to the rotating disc 312; a plurality of arc-shaped slideways 351 are uniformly distributed on the fixed disc 314, and a hip massage ball 352 which is connected with the arc-shaped slideways 351 in a sliding way is fixedly connected on the rotating disc 312; the rotating rod 313 drives the hip massage ball 352 to reciprocate along a certain angle through the rotating disc 312, so that the hip of the patient is massaged, the blood circulation of the lower half of the patient is promoted, the stiffness of the legs and the hip of the patient caused by long-term lying can be effectively reduced, and the recovery effect of the patient is improved.

Further, as shown in fig. 13-15, the back massage device 303 includes a pair of frames 320 fixedly connected to the housing 302, a pair of back massage structures 319 are slidably connected in the frames 320, and the pushing block 317 is connected to the back massage structures 319; a connecting block 318 is arranged in the frame 320, and the pair of back massage structures 319 are connected through the connecting block 318; the pushing block 317 is connected with the back massage structure 319 and the connecting block 318 is arranged, so that the pushing block 317 can synchronously drive the pair of back massage structures 319 to reciprocate to massage the back of the patient; the back massage structure 319 comprises a moving block 323 connected with the connecting block 318, and a rotating block 330 is rotatably connected to the moving block 323; the rotating block 330 is rotatably connected with a plurality of massage wheels 328, the rotating block 330 is also provided with a knocking massage component 331 corresponding to the massage wheels 328, the knocking massage component 331 and the massage wheels 328 are arranged at an included angle of 90 degrees, and the moving block 323 is provided with a switching structure for driving the rotating block 330 to rotate; through the setting of switching structure, reciprocating switch strikes massage subassembly 331 and massage wheel 328 work, and reciprocating strikes massage and the rolling massage to the patient, and the massage mode is various, is convenient for patient's recovery.

Further, the switching structure comprises a reverse gear 324 rotationally connected with the moving block 323, and a reverse ratchet 327 is fixedly connected to the reverse gear 324; a reverse driving disk 326 is coaxially and fixedly connected to the rotating block 330, a reverse pawl 332 matched with the reverse ratchet 327 is arranged on the reverse driving disk 326, and a reverse return spring corresponding to the reverse pawl 332 is arranged on the reverse driving disk 326; the moving block 323 is also rotatably connected with a forward gear 329, and a forward ratchet 333 is fixedly connected to the forward gear 329; a forward driving disk 334 is fixedly connected to the other end of the rotating block 330, a forward pawl 335 matched with the forward ratchet wheel 333 is arranged on the forward driving disk 334, and a forward return spring corresponding to the forward pawl 335 is arranged on the forward driving disk 334; racks 322 are arranged in the middle of the frame 320 and at two ends of the frame 320, the rotating block 330 is driven to rotate by the cooperation of the forward gear 329 and the reverse gear 324 and the racks 322 to switch the massage mode, after the rotating block 330 is driven to rotate by the forward gear 329 and the reverse gear 324 under the action of the racks 322, the rotating block 330 moves reversely under the action of the push block 317, and due to the unidirectional transmission action of the reverse pawl 332, the reverse ratchet 327, the forward pawl 335 and the forward ratchet 333, the racks 322 can not drive the forward gear 329 or the reverse gear 324 to rotate any more, so that the back of the patient is massaged by the switched knocking massage component 331 or the massage wheel 328 until the back of the patient is contacted with the racks 322 and switched again; the forward driving disk 334 and the reverse driving disk 326 are both provided with a sliding block 325, the frame 320 is provided with a moving groove matched with the sliding block 325, the frame 320 is also provided with a rotating groove communicated with the moving groove, and the rotating groove corresponds to the rack 322; cooperate through slider 325 and removal groove phase cooperation, improve the stability of this application.

Further, the knocking massage component 331 comprises a main massage component and an auxiliary massage component corresponding to the main massage component, both the main massage component and the auxiliary massage component comprise a sleeve 336, a lower fixing plate 340 and an upper fixing plate 345 corresponding to the lower fixing plate 340 are fixedly connected in the sleeve 336, and a lower guide rod 348 connected with the lower fixing plate 340 is arranged on the upper fixing plate 345; the lower guide rod 348 is slidably connected with a drive plate 342, the drive plate 342 is provided with an upper guide rod 350, the upper guide rod 350 is slidably connected with a massage plate 343, the massage plate 343 is provided with a massage rod 344, and the massage rod 344 is provided with a back massage ball 337; the upper guide rod 350 is provided with an upper buffer spring 346, the lower guide rod 348 is provided with a lower buffer spring 347, the upper buffer spring 346 and the lower buffer spring 347 are respectively arranged at two ends of the massage plate 343, and the lower buffer spring 347 is arranged between the massage plate 343 and the drive plate 342; the driving plates 342 are rotatably connected with operation levers 341, the operation levers 341 are rotatably connected with synchronizing levers 339, and the operation levers 341 synchronously move through the synchronizing levers 339; the main massage component also comprises a motor 338, the output end of the motor 338 is connected with a second crank 349, and the second crank 349 is rotatably connected with the operating rod 341; the motor 338 is matched with the synchronizing rod 339 through the second crank 349 to synchronously drive the corresponding operating rod 341 to act, the operating rod 341 drives the driving plate 342 to reciprocate up and down, the driving plate 342 is matched with the lower buffer spring 347 through the upper buffer spring 346 to drive the massage plate 343 to move up and down, the massage plate 343 drives the massage balls through the massage rod 344 to carry out knocking massage on the back of the patient, and through the arrangement of the upper buffer spring 346 and the lower buffer spring 347, the massage balls are in soft contact with the back of the patient, so that the massage is more comfortable.

Further, the turning-over device 8 comprises a driving rod 802 rotatably connected with the supporting plate 6, a turning-over rod 801 is rotatably connected to the driving rod 802, and the other end of the turning-over rod 801 is rotatably connected with the corresponding left bed board 16 or right bed board 10; a second self-locking transmission group 803 is further arranged on the supporting plate 6, the output end of the second self-locking transmission group 803 is fixedly connected with the driving rod 802 coaxially, and the input end of the second self-locking transmission group 803 is connected with a second handle 804. The second handle 804 and the second self-locking transmission set 803 drive the driving rod 802 to rotate, and the driving rod 802 drives the left bed board 16 or the right bed board 10 to rotate by matching with the turning rod 801.

Further, the sitting and lying device 9 comprises a third main shaft 905 rotatably connected with the support plate 6, and both ends of the third main shaft 905 are fixedly connected with a third handle; a pair of third self-locking transmission groups 904 is arranged on the third main shaft 905, and the output ends of the third self-locking transmission groups 904 are connected with a third bevel gear set 902; the output end of the third bevel gear set 902 is connected with a lifting rod 901 which is rotatably connected with the support plate 6, the other end of the lifting rod 901 is rotatably connected with a push plate 903, and the push plate 903 is in contact with the corresponding left back plate or right back plate 13. The third bevel gear set 902 is driven to act through the third handle, the third main shaft 905 and the third self-locking transmission set 904, the third bevel gear set 902 drives the lifting rod 901 to rotate, and the lifting rod 901 pushes the left back plate and the right back plate 13 to rotate along the left bed plate 16 and the right bed plate 10 through the push plate 903.

The working process of the invention is as follows:

when the invention is used, under the normal state, the hip bed board and the hip mattress block the hip opening 17 and the opening of the mattress 2, and the back switching bed board 702 and the back switching mattress 701 block the back opening 14; when a medical worker needs to turn over a patient, the patient can be driven to rotate by the second handle 804, the second self-locking transmission group 803 drives the driving rod 802 to rotate, and the driving rod 802 drives the left bed board 16 or the right bed board 10 to rotate by matching with the turning rod 801 to drive the patient to turn over; if the patient needs to sit up, the third main shaft 905 can be driven to rotate by the third handle, the third main shaft 905 drives the third self-locking transmission group 904 to act, the third self-locking transmission group 904 drives the third bevel gear group 902 to act, the third bevel gear group 902 drives the lifting rod 901 to rotate, and the lifting rod 901 pushes the left back plate and the right back plate 13 to rotate along the left bed plate 16 and the right bed plate 10 by the push plate 903.

A massage state; the hip bed board is separated from the left bed board 16 and the right bed board 10 through the handle 11, and the hip bed board and the hip mattress are moved into the accommodating cavity 12; in addition, the first handle drives the first main shaft 705 to rotate, the first main shaft 705 drives the first self-locking transmission group 704 to act, and the first self-locking transmission seat drives the back switching bed plate 702 to rotate along the supporting plate 6 through the first bevel gear group 703, so that the back switching bed plate 702 and the back switching mattress 701 are separated from the left back plate and the right back plate 13.

The electric telescopic rod 311 is shortened, the electric telescopic rod 311 drives the driving rod 308 to slide along the lower slideway 307, the driving rod 308 is matched with the driven rod 310 to drive the lifting plate 309 to ascend, and the lifting plate 309 drives the shell 302 to ascend; meanwhile, the driven rod 310 slides along the upper slide way, and the electric telescopic rod 311 rotates along the support 306; the shell 302 drives the hip massage device 301 and the back massage device 303 to rise, so that the hip massage ball 352 and the back massage ball 337 are in contact with the patient; the motor 305 operates, the motor 305 is matched with the connecting rod 315 through the first crank 316 to drive the rotating rod 313 to rotate back and forth along a certain angle, and the rotating rod 313 drives the hip massage ball 352 to move back and forth along a certain angle through the rotating disc 312 to massage the hip of the patient.

Meanwhile, the first crank 316 is matched with the sliding groove 321 through a push rod and a pulley to drive the push block 317 to reciprocate, and the push block 317 synchronously drives the pair of moving blocks 323 to reciprocate back and forth through the moving blocks 323 and the connecting block 318; the moving block 323 drives the rotating block 330 and the knocking massage component 331 or the massage wheel 328 on the rotating block 330 to massage the back of the patient, and when the moving block 323 reciprocates, the forward gear 329 and the reverse gear 324 are matched with the rack 322 to drive the rotating block 330 to rotate and switch the knocking massage component 331 or the massage wheel 328 to be opposite to the back of the patient, so that the patient is massaged by reciprocating switching.

When the back of a patient is knocked, the motor 338 is matched with the synchronizing rod 339 through the second crank 349 to synchronously drive the corresponding operating rod 341 to act, the operating rod 341 drives the driving plate 342 to reciprocate up and down, the driving plate 342 is matched with the lower buffer spring 347 through the upper buffer spring 346 to drive the massage plate 343 to move up and down, the massage plate 343 drives the massage balls through the massage rod 344 to knock and massage the back of the patient, and through the arrangement of the upper buffer spring 346 and the lower buffer spring 347, the massage balls are in soft contact with the back of the patient, so that the massage is more comfortable.

Claims

1. The utility model provides a department of neurology bed patient is with preventing pressing sore device which characterized in that: comprises a bed body, wherein a massage mechanism (3) is arranged on the bed body; the bed body comprises a bed frame (1) and a bed board matched with the bed frame (1), the massage mechanism (3) is connected with the bed board in a sliding way, and a mattress (2) is arranged on the bed board; the bed plate comprises a left bed plate (16) and a right bed plate (10) rotatably connected with the left bed plate (16), a left back plate is rotatably connected to the left bed plate (16), a right back plate (13) is rotatably connected to the right bed plate (10), and the left back plate is rotatably connected with the right back plate (13); a supporting plate (6) is arranged on the bedstead (1), a turning-over device (8) for driving the right bed plate (10) or the left bed plate (16) to rotate is arranged on the supporting plate (6), and a sitting and lying device (9) for driving the right back plate (13) and the left back plate to rotate is also arranged on the supporting plate (6); the massage mechanism (3) comprises a lifting device (304) and a shell (302) connected with the lifting device (304), a hip massage device (301) and a back massage device (303) corresponding to the hip massage device (301) are arranged in the shell (302), and a power device for driving the hip massage device (301) and the back massage device (303) to synchronously act is further arranged in the shell (302);

the power device comprises a motor (305) fixedly connected with the shell (302), and the output end of the motor (305) is connected with a first crank (316); the first crank (316) comprises a hip crank and a back crank connected with the hip crank, the hip crank is connected with a connecting rod (315), the shell (302) is rotatably connected with a rotating rod (313) rotatably connected with the connecting rod (315), and the rotating rod (313) is connected with the hip massage device (301); the shell (302) is connected with a push block (317) in a sliding way, and the push block (317) is connected with the back massage device (303); a sliding groove (321) matched with the back crank is arranged on the push block (317), a push rod matched with the sliding groove (321) is fixedly connected to the back crank, and a pulley matched with the sliding groove (321) is rotatably connected to the push rod;

the hip massage device (301) comprises a rotating disc (312) coaxially and fixedly connected with the rotating rod (313), and a fixed disc (314) corresponding to the rotating disc (312) is arranged on the shell (302); a plurality of arc-shaped slideways (351) are uniformly distributed on the fixed disc (314), and hip massage balls (352) which are connected with the arc-shaped slideways (351) in a sliding way are fixedly connected on the rotating disc (312);

the back massage device (303) comprises a pair of frames (320) fixedly connected with the shell (302), a pair of back massage structures (319) are connected in the frames (320) in a sliding manner, and the push block (317) is connected with the back massage structures (319); a connecting block (318) is arranged in the frame (320), and the pair of back massage structures (319) are connected through the connecting block (318); the back massage structure (319) comprises a moving block (323) connected with the connecting block (318), and the moving block (323) is rotatably connected with a rotating block (330); the rotating block (330) is rotatably connected with a plurality of massage wheels (328), the rotating block (330) is also provided with a knocking massage component (331) corresponding to the massage wheels (328), the knocking massage component (331) and the massage wheels (328) are arranged at an included angle of 90 degrees, and the moving block (323) is provided with a switching structure for driving the rotating block (330) to rotate;

the switching structure comprises a reverse gear (324) which is rotationally connected with the moving block (323), and a reverse ratchet (327) is fixedly connected to the reverse gear (324); a reverse driving disc (326) is coaxially and fixedly connected with the rotating block (330), a reverse pawl (332) matched with the reverse ratchet wheel (327) is arranged on the reverse driving disc (326), and a reverse return spring corresponding to the reverse pawl (332) is arranged on the reverse driving disc (326); the moving block (323) is also rotatably connected with a forward gear (329), and a forward ratchet wheel (333) is fixedly connected to the forward gear (329); a forward driving disc (334) is fixedly connected to the other end of the rotating block (330), a forward pawl (335) matched with the forward ratchet wheel (333) is arranged on the forward driving disc (334), and a forward return spring corresponding to the forward pawl (335) is arranged on the forward driving disc (334); racks (322) are arranged in the middle of the frame (320) and at two ends of the frame (320), and the rotating block (330) is driven to rotate to switch the massage mode by the cooperation of the forward gear (329) and the reverse gear (324) with the racks (322); the forward driving disk (334) and the reverse driving disk (326) are both provided with a sliding block (325), the frame (320) is provided with a moving groove matched with the sliding block (325), the frame (320) is also provided with a rotating groove communicated with the moving groove, and the rotating groove corresponds to the rack (322).

2. The pressure sore prevention device for the neurologically bedridden patient according to claim 1, wherein: the left bed board (16) and the right bed board (10) are provided with buttock openings (17) corresponding to the buttock massage devices (301), and the supporting board (6) is provided with a buttock switching device corresponding to the buttock openings (17); back openings (14) corresponding to the back massage devices (303) are formed in the left back plate and the right back plate (13), and back switching devices (7) corresponding to the back openings (14) are arranged on the supporting plate (6).

3. The pressure sore prevention device for the neurologically bedridden patient according to claim 2, wherein: the mattress (2) comprises a pair of lower mattresses corresponding to the left bed board (16) and the right bed board (10), the left back board and the right back board (13) are both provided with upper mattresses, and the lower mattress and the upper mattress are both provided with openings corresponding to the hip opening (17) and the back opening (14); the hip switching device comprises a baffle (15) fixedly connected with the left bed board (16), and a containing cavity (12) is fixedly connected on the supporting board (6); the hip bed board is connected in the accommodating cavity (12) in a sliding manner, and a hip mattress is detachably connected on the hip bed board; a handle (11) is fixedly connected on the hip bed board, and a slide way matched with the handle is arranged on the containing cavity (12).

4. The pressure sore prevention device for the neurologically bedridden patient according to claim 3, wherein: the back switching device (7) comprises a first main shaft (705), and two ends of the first main shaft (705) are connected with a first handle; a pair of first self-locking transmission groups (704) is fixedly connected to the first main shaft (705), the output ends of the first self-locking transmission groups (704) are connected with first bevel gear sets (703), the output ends of the first bevel gear sets (703) are fixedly connected with a back switching bed plate (702), the back switching bed plate (702) is rotatably connected with the supporting plate (6), and a back switching mattress (701) is arranged on the back switching bed plate (702).

5. The pressure sore prevention device for the neurologically bedridden patient according to claim 1, wherein: the turnover device (8) comprises a driving rod (802) which is rotatably connected with the supporting plate (6), a turnover rod (801) is rotatably connected onto the driving rod (802), and the other end of the turnover rod (801) is rotatably connected with the corresponding left bed board (16) or right bed board (10); the support plate (6) is further provided with a second self-locking transmission group (803), the output end of the second self-locking transmission group (803) is coaxially and fixedly connected with the drive rod (802), and the input end of the second self-locking transmission group (803) is connected with a second handle (804).

6. The pressure sore prevention device for the neurologically bedridden patient according to claim 5, wherein: the sitting and lying device (9) comprises a third main shaft (905) rotatably connected with the supporting plate (6), and both ends of the third main shaft (905) are fixedly connected with a third handle; a pair of third self-locking transmission groups (904) is arranged on the third main shaft (905), and the output ends of the third self-locking transmission groups (904) are connected with a third bevel gear group (902); the output end of the third bevel gear set (902) is connected with a lifting rod (901) rotatably connected with the supporting plate (6), the other end of the lifting rod (901) is rotatably connected with a push plate (903), and the push plate (903) is in contact with a corresponding left back plate or right back plate (13).