CN111166574A

CN111166574A - Adjustable bedsore-preventing medical bed structure with air cushion

Info

Publication number: CN111166574A
Application number: CN202010002370.4A
Authority: CN
Inventors: 蔡福满; 江小琼; 董宁; 史昭君; 夏晓依; 沈依妮; 陈雨航; 兰丽; 叶梦婷
Original assignee: Wenzhou Medical University
Current assignee: Wenzhou Medical University
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-05-19
Anticipated expiration: 2040-01-02
Also published as: CN111166574B

Abstract

The invention discloses an air cushion adjustable bedsore-proof medical bed structure, which comprises a bed body and a bed board arranged on the bed body, wherein the bed board is provided with a first air bag in a strip shape, the first air bag is arranged along the width direction to form a first air bag group, the bed board is provided with a second air bag in a strip shape, the second air bag is arranged along the width direction to form a second air bag group, the first air bag group and the second air bag group are arranged in a staggered manner, one end of the first air bag is provided with a first air inlet pipe, the other end of the first air bag is provided with a first exhaust pipe, the first air inlet pipe is provided with a first air inlet valve, the first exhaust pipe is provided with a first exhaust valve, one end of the second air bag is provided with a second air inlet pipe, the other end all is equipped with the second blast pipe, all is equipped with second admission valve in the second admission pipe, all is equipped with second discharge valve on the second blast pipe. The invention has the following advantages and effects: the invention has better bedsore prevention effect.

Description

Adjustable bedsore-preventing medical bed structure with air cushion

Technical Field

The invention relates to the field of medical instruments, in particular to an adjustable air cushion bedsore-proof medical bed structure.

Background

Bedsores are well developed in patients who need to be bedridden for a long time due to diseases or old factors, and are caused by local damage to the skin and/or underlying tissues at the bony prominences due to factors such as external pressure. Once bedsore occurs, the pain of the patient is increased, the primary disease is aggravated, the disease course is prolonged, the medical expense burden of the patient is aggravated, and the serious patient can be threatened by secondary infection. In order to prevent the occurrence of bedsore, a patient is generally guided to lie on a bed with an air cushion in clinic to prevent and relieve the occurrence of bedsore.

However, the existing air cushion bed usually adopts an air cushion bed formed by a whole air bag, and the air cushion bed mainly avoids the bedsore through the softness of the air cushion, but the air cushion bed has poor integral air permeability, and the patient tissues are pressed on the air cushion for a long time to form the bedsore, so that the existing air cushion bed can only reduce the probability of the bedsore, and the bedsore prevention effect is very limited.

Disclosure of Invention

The invention aims to provide an adjustable bedsore-proof medical bed structure with an air cushion, which has a better bedsore-proof effect.

The technical purpose of the invention is realized by the following technical scheme: an air cushion adjustable bedsore-proof medical bed structure, which comprises a bed body and a bed board arranged on the bed body, the bed board is provided with a first air bag in a strip shape, the first air bag is arranged along the width direction to form a plurality of first air bag groups, the bed board is provided with a second air bag in a strip shape, the second air bag is arranged along the width direction to form a plurality of second air bag groups, the first air bag group and the second air bag group are arranged in a staggered manner, one end of the first air bag is provided with a first air inlet pipe, the other end of the first air bag is provided with a first exhaust pipe, the first air inlet pipe is provided with a first air inlet valve, the first exhaust pipe is provided with a first exhaust valve, one end of the second air bag is provided with a second air inlet pipe, the other end of the second air bag is provided with a second air outlet pipe, and the second air inlet pipe is provided with a second air inlet valve and the second air outlet pipe is provided with a second air outlet valve.

Through adopting above-mentioned technical scheme, the patient lies in first gasbag group and second gasbag group top for sleeping in, opens first admission valve and closes first air outlet valve, aerifys through first intake pipe orientation first gasbag inside and makes its inflation, forms the difference in height between first gasbag after the inflation and the second gasbag to make first gasbag group play the supporting role to the local tissue of patient, and form the ventilation gap between the tissue of second gasbag group and patient, this ventilation gap can promote the gas permeability of medical bed. After the first air bag group supports the tissue of the patient for a period of time, the first air outlet valve is opened to discharge the air in the first air bag. And then, a second air inlet valve is opened to close a second air outlet valve, the second air inlet pipe is used for inflating towards the inside of the second air bag to enable the second air bag to expand, and a height difference is formed between the expanded second air bag and the deflated first air bag, so that the second air bag group plays a supporting role on another local tissue of the patient, and an air permeable gap is formed between the first air bag group and the tissue of the patient. Support and not coincide mutually between the tissue that supports each other patient's tissue through first gasbag group and second gasbag group turn to reduce because of the probability that long-term oppression formed bedsore and possess better gas permeability, thereby promote this medical bed prevent bedsore effect.

Further setting the following steps: the flexible connecting pieces are connected between the first air bag and the second air bag, the flexible pieces are placed on the upper surface of the bed board, an air flow channel with two closed ends is formed among the flexible pieces, the first air bag, the second air bag and the connecting pieces, a plurality of exhaust holes communicated with the air flow channel and the outside are formed in the connecting pieces, and third air inlet pipes are arranged on the air flow channel.

Through adopting above-mentioned technical scheme, the third air inlet pipe aerifys towards air current channel, and gas passes through air current channel and discharges from the exhaust hole and enter into between first gasbag group and the patient, between second gasbag group and the patient to promote the gas permeability of medical bed.

Further setting the following steps: the bed board includes the fixed part and with fixed part articulated rotation portion, rotation portion bottom is equipped with the carousel, the periphery wall of carousel is equipped with the insection, rotate on the bed body be provided with insection meshing first gear and drive first gear pivoted first motor.

Through adopting above-mentioned technical scheme, the first gear of first motor drive rotates, through first gear and insection between the two meshing drive rotating part around and the fixed part between the articulated position rotate for adjust the angle of rotating part, thereby change the contact position between patient and the medical bed, play and prevent bedsore effect.

Further setting the following steps: set up the guide slot that extends along bed board length direction on the fixed part, the guide slot sets up along bed board width direction interval arrangement, the fixed part below is equipped with the pivot, be equipped with on the bed body and supply the pivot along the spout that is on a parallel with the reciprocal slide of guide slot length direction, normal running fit between spout and the pivot, the position that lies in under the guide slot in the pivot is equipped with the massage cam, the quantity of massage cam sets up with the quantity one-to-one of guide slot, the massage cam can pass the guide slot protrusion in the fixed part upper surface around carrying out the pivoted in-process in the pivot, be equipped with the actuating mechanism that the drive pivot rotated and slided on the.

Through adopting above-mentioned technical scheme, actuating mechanism drive massage cam realizes rotating and slides in the guide slot, through massage cam and first gasbag and second gasbag intermittent contact's mode adjust and the patient between the contact position, prevent that patient's tissue from taking place the bedsore because of oppressing for a long time to reach better bedsore effect of preventing.

Further setting the following steps: the driving mechanism comprises a sliding component and a rotating component, and the rotating component comprises a second gear rotating along with the rotating shaft and a rack fixedly arranged on the bed body and meshed with the second gear.

Through adopting above-mentioned technical scheme, the pivot is at the in-process that slides through the mode of rack and second gear intermeshing with the cooperation of sliding of list is changed into the running fit that slides to realize the rotating slip purpose of pivot.

Further setting the following steps: the sliding component comprises a sliding block, a screw rod and a second motor, wherein the sliding block is arranged on the bed body in a sliding mode, the screw rod is arranged on the bed body in a rotating mode, the second motor drives the screw rod to rotate, the screw rod is in threaded connection with the sliding block, the sliding direction of the sliding block is parallel to the sliding direction of the rotating shaft, and the rotating shaft is sleeved with the sliding block and is in running fit with the sliding block.

Through adopting above-mentioned technical scheme, the second motor drive screw rod rotates, realizes reciprocating sliding through screw rod and slider threaded connection's mode drive slider, and rethread slider drives the pivot and carries out the sliding motion.

Further setting the following steps: the periphery wall of the massage cam is provided with a flexible gasket.

Through adopting above-mentioned technical scheme, the flexible contact between massage cam and the flexible piece is realized to the setting of flexible packing ring, prolongs the life of flexible piece.

In conclusion, the invention has the following beneficial effects: the invention has better bedsore prevention effect.

Drawings

FIG. 1 is a perspective view of an embodiment;

FIG. 2 is a partial sectional view of the embodiment;

FIG. 3 is a partial schematic structural view of an embodiment;

FIG. 4 is a partial schematic diagram of another perspective view of the embodiment;

FIG. 5 is a schematic structural view of the bed body of the present embodiment.

In the figure: 1. a bed body; 2. a bed board; 2.1, a fixed part; 2.2, a rotating part; 3. a first air bag; 4. a second air bag; 5. a first intake pipe; 6. a first exhaust pipe; 7. a first intake valve; 8. a first exhaust valve; 9. a second intake pipe; 10. a second exhaust pipe; 11. a second intake valve; 12. a second exhaust valve; 13. connecting sheets; 14. a flexible sheet; 15. an air flow channel; 16. an exhaust hole; 17. a third intake pipe; 18. a turntable; 19. insection; 20. a first gear; 21. a first motor; 22. a guide groove; 23. a rotating shaft; 24. a chute; 25. a massage cam; 26. a rotating member; 261. a second gear; 262. a rack; 27. a glide member; 271. a slider; 272. a screw; 273. a second motor; 28. a flexible gasket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 5, an adjustable bedsore-proof medical bed structure with an air cushion comprises a bed body 1 and a bed plate 2 arranged on the bed body 1, wherein a flexible sheet 14 is arranged on the upper surface of the bed plate 2, and the flexible sheet 14 can be specifically a PVC clip mesh. The flexible sheet 14 is provided with a first air bag 3 in a strip shape, and a plurality of first air bags 3 are arranged in the width direction of the first air bag 3 to form a first air bag group; the flexible sheet 14 is provided with a second air bag 4 in a strip shape, the second air bag 4 is arranged along the width direction to form a plurality of second air bag groups, and the first air bag groups and the second air bag groups are arranged in a staggered manner. The one end of first gasbag 3 all is connected with first intake pipe 5, the other end all is connected with first exhaust pipe 6, all installs first admission valve 7 on the first intake pipe 5, all installs first exhaust valve 8 on the first exhaust pipe 6. One end of the second air bag 4 is connected with a second air inlet pipe 9, the other end of the second air bag is connected with a second air outlet pipe 10, a second air inlet valve 11 is installed on the second air inlet pipe 9, and a second air outlet valve 12 is installed on the second air outlet pipe 10.

All fixedly connected with flexible connection piece 13 between adjacent first gasbag 3 and second gasbag 4, the position that first gasbag 3 bottom and flexible piece 14 offset is fixed connection with it, the position that second gasbag 4 bottom and flexible piece 14 offset is fixed connection with it, and flexible piece 14 specifically can press from both sides the screen cloth for PVC. An airtight airflow channel 15 with two closed ends is formed among the flexible sheet 14, the first air bag 3, the second air bag 4 and the connecting sheet 13, a plurality of exhaust holes 16 communicated with the airflow channel 15 and the outside are distributed on the connecting sheet 13, and a third air inlet pipe 17 is connected on each airflow channel 15.

The bed board 2 includes fixed part 2.1 and with fixed part 2.1 one side articulated rotating part 2.2, fixed part 2.1 is fixed to be set up in bed body 1, the fixed carousel 18 that is provided with in rotating part 2.2 bottom and carousel 18 and rotating part 2.2 mutually perpendicular, the centre of a circle of carousel 18 and the centre of a circle of the articulated department between fixed part 2.1 and rotating part 2.2 are concentric setting. Insection 19 has been seted up to the periphery wall of carousel 18, rotates on the bed body 1 and is provided with the first gear 20 with insection 19 meshing and drive first gear 20 pivoted first motor 21, and first motor 21 is fixed to be set up in bed body 1. The rotating disk 18 is driven to rotate around the hinge between the fixed part 2.1 and the rotating part 2.2 synchronously with the rotating part 2.2 by means of the first gear 20 meshed with the insections 19.

The fixing part 2.1 is provided with a plurality of guide grooves 22 extending along the length direction of the bed plate 2, the guide grooves 22 are arranged at intervals along the width direction of the bed plate 2, a sliding groove 24 is fixedly arranged below the bed body 1, and the length direction of the sliding groove 24 is parallel to the length direction of the guide grooves 22. The sliding groove 24 is internally provided with a rotating shaft 23 positioned below the fixed part 2.1, and the rotating shaft 23 is in rotating sliding fit with the sliding groove 24, so that the rotating shaft 23 slides and rotates in the sliding groove 24. All fixed massage cam 25 that is provided with in the position that lies in under guide slot 22 on the pivot 23, the quantity of massage cam 25 and the quantity one-to-one setting of guide slot 22, massage cam 25 around can pass guide slot 22 protrusion in fixed part 2.1 upper surface in the pivot 23 carries out the pivoted in-process, massage cam 25's periphery wall is fixed and is provided with flexible packing ring 28, is equipped with the actuating mechanism that drive pivot 23 rotated and slided on the bed body 1.

The driving mechanism comprises a rotating member 26 and a sliding member 27, the rotating member 26 comprises a second gear 261 rotating with the rotating shaft 23 and a rack 262 fixedly arranged on the bed 1 and meshed with the second gear 261, and the second gear 261 is fixedly connected with the rotating shaft 23. The sliding member 27 includes a sliding block 271 slidably disposed on the bed 1, a screw 272 rotatably disposed on the bed 1, and a second motor 273 for driving the screw 272 to rotate, the sliding direction of the sliding block 271 is parallel to the length direction of the sliding chute 24, two ends of the screw 272 are respectively fixedly disposed on the bed 1 through bearings, the second motor 273 is fixedly disposed on the bed 1, and the motor shaft 23 and the screw 272 are coaxially disposed and fixedly connected. The screw 272 is in threaded connection with the slider 271, and the slider 271 is sleeved on the rotating shaft 23 and is in rotating fit with the rotating shaft.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides an adjustable bedsore medical bed structure of preventing of air cushion, includes bed body (1) and sets up in bed board (2) of bed body (1), its characterized in that: be equipped with first gasbag (3) that the shape is rectangular shape on bed board (2), first gasbag (3) are arranged along its width direction and are provided with a plurality of first gasbag groups that form, be equipped with second gasbag (4) that the shape is rectangular shape on bed board (2), second gasbag (4) are arranged along its width direction and are provided with a plurality of second gasbag groups that form, first gasbag group sets up with second gasbag group staggered arrangement, the one end of first gasbag (3) all is equipped with first intake pipe (5), the other end all is equipped with first blast pipe (6), all be equipped with first admission valve (7) on first intake pipe (5), all be equipped with first blast valve (8) on first blast pipe (6), the one end of second gasbag (4) all is equipped with second intake pipe (9), the other end all is equipped with second blast pipe (10), all be equipped with second admission valve (11) on second intake pipe (9), The second exhaust pipes (10) are provided with second exhaust valves (12).

2. The adjustable anti-bedsore medical bed structure of air cushion as claimed in claim 1, wherein: adjacent all be connected with flexible connection piece (13) between first gasbag (3) and second gasbag (4), flexible piece (14) have been placed to bed board (2) upper surface, form one both ends confined air current passageway (15) between flexible piece (14), first gasbag (3), second gasbag (4), connection piece (13), set up on connection piece (13) and distribute and have a plurality of intercommunication air current passageways (15) and external exhaust hole (16), all be equipped with third intake pipe (17) on air current passageway (15).

3. The adjustable anti-bedsore medical bed structure of air cushion as claimed in claim 1, wherein: bed board (2) include fixed part (2.1) and with fixed part (2.1) articulated rotation portion (2.2), rotation portion (2.2) bottom is equipped with carousel (18), the periphery wall of carousel (18) is equipped with insection (19), it is provided with first gear (20) and drive first gear (20) pivoted first motor (21) with insection (19) meshing to rotate on the bed body (1).

4. The adjustable anti-bedsore medical bed structure of air cushion as claimed in claim 3, wherein: the fixing part (2.1) is provided with a guide groove (22) extending along the length direction of the bed plate (2), the guide grooves (22) are arranged at intervals along the width direction of the bed board (2), a rotating shaft (23) is arranged below the fixed part (2.1), a sliding chute (24) for the rotating shaft (23) to slide back and forth along the length direction parallel to the guide groove (22) is arranged on the bed body (1), the sliding groove (24) is in running fit with the rotating shaft (23), a massage cam (25) is arranged on the rotating shaft (23) at the position right below the guide groove (22), the number of the massage cams (25) is in one-to-one correspondence with the number of the guide grooves (22), the massage cam (25) can pass through the guide groove (22) and protrude out of the upper surface of the fixing part (2.1) in the process of rotating around the rotating shaft (23), the bed body (1) is provided with a driving mechanism for driving the rotating shaft (23) to rotate and slide.

5. The adjustable anti-bedsore medical bed structure of air cushion as claimed in claim 4, wherein: the driving mechanism comprises a rotating member (26) and a sliding member (27), wherein the rotating member (26) comprises a second gear (261) rotating along with the rotating shaft (23) and a rack (262) fixedly arranged on the bed body (1) and meshed with the second gear (261).

6. The adjustable anti-bedsore medical bed structure of air cushion as claimed in claim 5, wherein: the sliding member (27) comprises a sliding block (271) arranged on the bed body (1), a screw (272) rotatably arranged on the bed body (1) and a second motor (273) driving the screw (272) to rotate, the screw (272) is in threaded connection with the sliding block (271), the sliding direction of the sliding block (271) is parallel to the sliding direction of the rotating shaft (23), and the rotating shaft (23) is sleeved with the sliding block (271) and is in running fit with the sliding block (271).

7. The adjustable anti-bedsore medical bed structure of air cushion as claimed in claim 4, wherein: the peripheral wall of the massage cam (25) is provided with a flexible gasket (28).