CN109925138B - Nursing bed capable of integrally turning over by separating bed and chair - Google Patents
Nursing bed capable of integrally turning over by separating bed and chair Download PDFInfo
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- CN109925138B CN109925138B CN201910288939.5A CN201910288939A CN109925138B CN 109925138 B CN109925138 B CN 109925138B CN 201910288939 A CN201910288939 A CN 201910288939A CN 109925138 B CN109925138 B CN 109925138B
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Abstract
The invention relates to a nursing bed, in particular to a nursing bed with a bed and chair separated and capable of integrally turning over. Comprises a bed body frame, a back lifting sideslip prevention mechanism, a wheelchair separating lock device and an integral lifting device; the wheelchair comprises a chair frame, a backrest and a leg bending mechanism, wherein the backrest and the leg bending mechanism are hinged on the chair frame; the bed body frame is provided with a guide groove, the chair frame is provided with guide wheels matched with the guide groove, the wheelchair is pushed in along the guide groove and locked by the wheelchair separating lock device to be integrated with the bed body frame, and the wheelchair is separated from the bed body frame after being pushed out along the guide groove; the back lifting and sideslip preventing mechanism is provided with a groove matched with the backrest, the backrest is placed in the groove after the wheelchair is put flat, and the upper plane of the backrest of the wheelchair is consistent with the upper plane of the back lifting middle plate of the back lifting and sideslip preventing mechanism; the integral lifting device drives the nursing bed to integrally lift. The wheelchair has good compatibility with the bed body, soft and rich pose transformation, can realize integral rollover, is convenient and flexible to get in and out of the bed body, has smooth back lifting, and is safe and reliable.
Description
Technical Field
The invention relates to a nursing bed, in particular to a nursing bed with a bed and chair separated and capable of integrally turning over.
Background
The multifunctional nursing bed is developed according to the pain suffered by the patient who is bedridden for a long time and the comments made by the professor of each big hospital, and is specially designed for the special needs of the patient who cannot self care, the disabled, the paralyzed patient and the lying-in woman. Has the functions of lifting back, bending legs, defecating, washing hair, washing feet, dining and the like.
The prior nursing bed needs to complete the movement of the old by means of the transfer equipment, the transfer from the nursing bed to the wheelchair is a very difficult matter, not only the physical strength of a nursing person is needed, but also the cared person is easy to suffer pain, so that the combined nursing bed is suitable for being applied to the patients, and the combined nursing bed skillfully combines the nursing bed and the wheelchair, thereby avoiding the trouble caused by the problems.
However, the existing combined nursing bed has the following defects; 1. the integral side turning 2 cannot be realized without the integral lifting mechanism, the compatibility of the wheelchair and the bed body is poor, and the pose transformation is not soft and rich. 3. The wheelchair can not flexibly enter and exit the bed body, has higher difficulty in entering and exiting and is inconvenient to use. 4. The wheelchair back of the chair and the device of lifting the back of the body are relatively poor in cooperation, can't realize smooth lifting the back of the body. 5. After the chair back is supported, the locking and fixing device is not arranged.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a nursing bed with a bed and a chair separated and capable of integrally turning over. The wheelchair has good compatibility with the bed body, soft and rich pose transformation, can realize integral rollover, is convenient and flexible to get in and out of the bed body, has smooth back lifting, and is safe and reliable.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
a nursing bed with a bed and a chair separated and capable of integrally turning over comprises a bed body frame, a back lifting sideslip prevention mechanism, a wheelchair separation lock device and an integral lifting device; the wheelchair comprises a chair frame, a backrest and a leg bending mechanism, wherein the backrest and the leg bending mechanism are hinged on the chair frame; the bed body frame is provided with a guide groove, the chair frame is provided with guide wheels matched with the guide groove, the wheelchair is pushed into the bed body frame along the guide groove and is locked with the bed body frame into a whole through the wheelchair separating lock device, and the wheelchair is separated from the bed body frame after being pushed out along the guide groove; the back lifting and sideslip preventing mechanism is provided with a groove matched with the backrest, the backrest is placed in the groove after the wheelchair is put flat, and the upper plane of the backrest of the wheelchair is consistent with the upper plane of the back lifting middle plate of the back lifting and sideslip preventing mechanism; the integral lifting device comprises a plurality of integral lifting electric push rods, the integral lifting electric push rods are arranged on the bed body frame, the integral lifting electric push rods stretch out and draw back to drive the nursing bed to integrally lift, and then integral side turning of the nursing bed or integral side turning of the back lifting middle plate and the horizontal plane after a certain angle is formed are realized.
The wheelchair also comprises a backrest supporting spring locking mechanism, a supporting locking hinge and a leg bending electric push rod; the backrest is hinged on the chair frame through a supporting locking hinge, is fixed through the supporting locking hinge after being supported, and is locked through a backrest supporting spring locking mechanism; the curved leg electric push rod is connected with the curved leg mechanism, and stretches to drive the curved leg mechanism to prop up and put down.
The guide wheels comprise transverse guide wheels and vertical guide wheels; the axis of the transverse guide wheel is vertical to the horizontal plane, the axis of the vertical guide wheel is parallel to the horizontal plane, and the axis of the transverse guide wheel is vertical to the axis of the vertical guide wheel.
The backrest supporting spring locking mechanism comprises a spring, a spring seat, a pull rod, a curved rod, a male buckle and a female buckle; the female buckle is fixed on the main body frame, the spring and the pull rod are arranged on the spring seat, the pull rod is hinged with the curved rod, and the curved rod is hinged with the male buckle; the pull rod drives the male buckle to rotate, so that the male buckle and the female buckle are buckled.
The supporting locking hinge comprises a hinge seat, a hinge shaft and a connecting seat; the middle part of the connecting seat is provided with a circular through hole and a strip hole communicated with the circular through hole; the middle part of the head of the hinge shaft is matched with the strip hole, and the two ends of the head of the hinge shaft are provided with circular arcs matched with the circular through holes.
The leg bending mechanism comprises a leg mechanism and a foot mechanism, the leg mechanism is hinged on the chair frame, and the foot mechanism is hinged on the leg mechanism; the tail part of the curved leg electric push rod is hinged on the chair frame, and the head part of the curved leg electric push rod is hinged on the leg mechanism.
The wheelchair separating lock device comprises a lock pin and a lock seat, wherein the lock pin is arranged on the lock seat; the front end of the lock pin is provided with an inclined plane, the wheelchair is provided with a locking plate, the locking plate is pushed to the front of the lock pin along the inclined plane, and the lock pin locks the locking plate.
The backrest is provided with a positioning column, a middle plate of the backrest anti-sideslip mechanism is provided with a positioning hole matched with the middle plate, and the backrest is inserted into the positioning hole through the positioning column to be connected with the backrest anti-sideslip mechanism into a whole.
Compared with the prior art, the invention has the beneficial effects that:
1. the integral lifting device is arranged, so that the nursing bed can be turned over integrally.
2. The bed body frame is provided with a guide groove, the chair frame is provided with guide wheels matched with the guide groove, the wheelchair is separated from the bed body frame after being pushed out along the guide groove, and the wheelchair is integrated with the bed body frame into a whole after being pushed in; the wheelchair can flexibly enter and exit the bed body, and is smooth to enter and exit and convenient to use.
3. The backrest is hinged on the chair frame through a supporting locking hinge, and is fixed through the supporting locking hinge after being supported and locked through a backrest supporting spring locking mechanism. The smooth lifting of the backrest is ensured, the lifted backrest can be locked, the backrest is prevented from being put by misoperation, and the safety type wheelchair is improved.
4. The wheelchair is pushed into the bed body frame along the guide groove and locked by the wheelchair separating lock device, and the wheelchair and the bed body are combined and separated conveniently and quickly.
5. The backrest is inserted into the positioning hole through the positioning column and connected with the backrest sideslip prevention mechanism into a whole, the backrest is placed in the groove, and the upper plane of the wheelchair backrest is consistent with the upper plane of the backrest middle plate of the backrest sideslip prevention mechanism; the wheelchair has better compatibility with the bed body, and the pose transformation is soft and rich.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of another angular perspective of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a side view of the invention in its fully erected condition;
FIG. 5 is a side view of the wheelchair of the present invention in a flattened condition;
FIG. 6 is a schematic main view of the structure of the present invention;
FIG. 7 is a schematic top view of the structure of the present invention;
FIG. 8 is a schematic perspective view of a wheelchair according to the present invention;
FIG. 9 is a schematic view of another angular perspective of the wheelchair of the present invention;
FIG. 10 is a schematic side view of the wheelchair structure of the present invention;
FIG. 11 is a schematic view of the structure of the invention in a rotated state of the prop lock hinge;
FIG. 12 is a schematic view of the structure of the invention in a fixed state with the prop up locking hinge;
FIG. 13 is a schematic front view of the structure of the connector of the present invention;
FIG. 14 is a schematic view of the back rest spring locking mechanism of the present invention;
FIG. 15 is a schematic view of the structure of the guide wheel and guide groove of the present invention;
FIG. 16 is a schematic perspective view of a guide wheel of the present invention;
fig. 17 is a schematic perspective view of the wheelchair separating lock apparatus of the present invention.
Fig. 18 is a schematic view showing a locked state of the wheelchair separating lock apparatus of the present invention.
In the figure: 1-bed frame 2-back lifting sideslip prevention mechanism 3-wheelchair 4-wheelchair separating lock device 5-integral lifting device 6-guide wheel 8-back lifting middle plate 11-guide groove 21-groove 22-anti-slip side plate 23-rotating cabin frame 24-back lifting electric push rod 25-back lifting rotating frame 31-chair frame 32-back lifting 33-leg bending mechanism 34-back lifting spring locking mechanism 35-lifting locking hinge 36-leg bending electric push rod 39-locking plate 321-positioning column 341-spring 342-spring seat 344-crank 345-male buckle 346-female buckle 347-pull rod 351-hinge seat 352-hinge seat 353-connecting seat 331-leg mechanism 332-foot mechanism 41-lock pin 42-lock seat 411-inclined plane 51-integral lifting electric push rod 61-transverse guide wheel 62-longitudinal guide wheel 81-positioning hole
Detailed Description
The following is a further description of embodiments of the invention, taken in conjunction with the accompanying drawings:
examples:
as shown in fig. 1-7, a nursing bed with a bed and a chair separated and capable of integrally turning over comprises a bed body frame 1, a back lifting and sideslip preventing mechanism 2, a wheelchair 3, a wheelchair separating and locking device 4 and an integral lifting device 5.
The back lifting sideslip prevention mechanism 2 is arranged on the bed body frame 1 and comprises an anti-slip side plate 22, a back lifting middle plate 8, a rotary bin frame 23, a back lifting electric push rod 24 and a back lifting rotary frame 25. The back lifting middle plate 8 is hinged on the rotary bin frame 23, and the anti-skid side plates 22 are hinged on two sides of the back lifting middle plate 8; one end of the back lifting rotary frame 25 is provided with a roller, the roller is positioned below the back lifting middle plate 8 and the anti-slip side plate 22, the other end of the back lifting rotary frame 25 is hinged on the rotary bin frame 23, the middle part of the back lifting rotary frame is hinged with push rods of the back lifting electric push rod 24, and the base of the back lifting electric push rod 24 is hinged on the rotary bin frame 23; the back lifting electric push rod 24 drives the back lifting rotary frame 25 to rotate, so that the back lifting middle plate 8 and the anti-slip side plates 22 are lifted upwards, and the anti-slip side plates 22 are lifted laterally relative to the back lifting middle plate 8.
The bed body frame 1 is provided with a guide groove 11, guide wheels 6 matched with the guide groove 11 are arranged on two sides of the upper part of the wheelchair 3, the wheelchair 3 is pushed into the bed body frame 1 along the guide groove 11 and is locked with the bed body frame 1 through the wheelchair separating lock device 4 to form a whole, and the wheelchair 3 is separated from the nursing bed of the bed body frame 1 after being pushed out along the guide groove 11. The back lifting and sideslip preventing mechanism 2 is characterized in that a back lifting middle plate 8 is provided with a groove 21 matched with a backrest 32, the backrest 32 is placed in the groove 21 after the wheelchair 3 is put flat, and the upper plane of the backrest 32 of the wheelchair 3 is consistent with the upper plane of the back lifting middle plate 8 of the back lifting and sideslip preventing mechanism 2.
The integral lifting device 5 comprises 4 integral lifting electric push rods 51, a base of the integral lifting electric push rods 51 is arranged on the bed body frame 1, the head of the integral lifting electric push rods 51 faces downwards, the integral lifting electric push rods 51 stretch to apply force to the ground to drive a nursing bed to lift, universal wheels at the bottom of the nursing bed leave the ground, the nursing bed is in a suspended state, interference of the ground in the rollover process is avoided, and therefore integral rollover of the nursing bed or integral rollover of the back lifting middle plate 8 and a horizontal plane after a certain angle is formed are achieved.
As shown in fig. 8 to 16, the wheelchair 3 includes a seat frame 31, a backrest 32, a backrest jack spring lock mechanism 34, a jack lock hinge 35, a leg bending mechanism 33, and a leg bending electric push rod 36.
As shown in fig. 15 and 16, the guide wheels 6 comprise transverse guide wheels 61 and vertical guide wheels 62, and the guide wheels 6 are matched with the guide grooves 11 of the bed frame 1. The transverse guide wheels 61 and the vertical guide wheels 62 are symmetrically arranged on two sides of the seat 31 in pairs, the axes of the transverse guide wheels 61 are perpendicular to the horizontal plane, the axes of the vertical guide wheels 62 are parallel to the horizontal plane, and the axes of the transverse guide wheels 61 are perpendicular to the axes of the vertical guide wheels 62. The guiding is realized in the transverse direction and the vertical direction, so that the wheelchair 3 can flexibly enter and exit the bed frame 1.
The backrest 32 is hinged to the seat of the chair frame 31 by means of a prop-up locking hinge 35. The prop up lock hinge 35 includes a hinge seat 351, a hinge shaft 352, and a connection seat 353 as shown in fig. 11 to 13. The hinge seat 351 is fixed at the rear of the seat, the connection seat 353 is fixed at the bottom of the backrest 32, and the hinge seat 351 is hinged with the connection seat 353 through the hinge shaft 352.
As shown in fig. 13, a circular through hole is provided in the middle of the connection seat 353, and a long hole penetrating the circular through hole is provided. The middle part of the head of the hinge shaft 352 is matched with the strip hole, and the two ends of the head of the hinge shaft 352 are provided with circular arcs matched with the circular through holes.
Fig. 11 is a schematic structural view of the rotation state of the supporting locking hinge 35 according to the present invention, in which the head of the hinge shaft 352 is located in the circular through hole, and fig. 12 is a schematic structural view of the fixing state of the supporting locking hinge 35 according to the present invention, in which the connecting seat 353 is dropped, the head of the hinge shaft 352 is located in the elongated through hole, the connecting seat 353 is blocked, and the backrest 32 cannot continue to rotate.
As shown in fig. 14, the back-up spring lock mechanism 34 includes a spring 341, a spring seat 342, a pull rod 347, a curved rod 344, a pin 345, and a box 346. The female buckle 346 has a groove structure, the fixed chair frame 31 is provided with a spring 341 and a pull rod 347 which are arranged on the spring seat 342, the pull rod 347 is hinged with the curved rod 344, and the curved rod 344 is hinged with the male buckle 346. The pull rod 347 drives the pin 345 to rotate, so that the pin 345 and the box 346 are buckled. The smooth lifting of the backrest is ensured, the lifted backrest 32 can be locked, the backrest 32 is prevented from being put in by misoperation, and the safety of the wheelchair 3 is increased.
As shown in fig. 8 and 9, the leg bending mechanism 33 includes a leg mechanism 331 and a leg mechanism 332, the leg mechanism 331 is hinged to the seat frame 31, and the leg mechanism 332 is hinged to the leg mechanism 331. The tail of the curved leg electric push rod 36 is hinged on the chair frame 31, and the head of the curved leg electric push rod 36 is hinged on the leg mechanism 331. The leg bending electric push rod 36 stretches and contracts to drive the leg mechanism 5331 and the foot mechanism 332 to be supported and lowered.
As shown in fig. 2, a positioning post 321 is arranged on the backrest 32 of the wheelchair 3, a positioning hole 81 matched with the back middle plate 8 of the back lifting and sideslip preventing mechanism 2 is arranged on the back lifting middle plate, and the backrest 32 is inserted into the positioning hole 8 through the positioning post 321 to be connected with the back lifting and sideslip preventing mechanism 2 into a whole.
As shown in fig. 17 and 18, the wheelchair separating lock apparatus 4 includes a lock pin 41 and a lock base 42, and the lock pin 41 is mounted on the lock base 42. The front end of the lock pin 41 is provided with an inclined plane 411, the wheelchair 3 is provided with a locking plate 39, and when the wheelchair 3 is combined with the bed frame 1, the locking plate 39 is pushed to the front of the lock pin 41 along the inclined plane 411, and the lock pin 41 locks the locking plate 39, so that the wheelchair 3 is fixed.
The invention is provided with the integral lifting device 5, so that the integral side turning of the nursing bed can be realized. The wheelchair 3 is separated from the bed body frame 1 after being pushed out along the guide groove 11, and is integrated with the bed body frame 1 after being pushed in, the wheelchair 3 can flexibly enter and exit the bed body frame 1, and the wheelchair is smooth in entering and exiting and convenient to use. The backrest 3 is locked through the backrest supporting spring locking mechanism 34, so that smooth back supporting is ensured, the supported backrest 3 can be locked, the backrest 3 is prevented from being placed by misoperation, and the safety type wheelchair 3 is improved. The wheelchair 3 is pushed into the bed body frame 1 along the guide groove 11 and is locked by the wheelchair separating lock device 4, so that the wheelchair 3 and the bed body frame 1 are combined and separated conveniently and quickly. The backrest 32 is inserted into the positioning hole 81 through the positioning post 321 to be connected with the backrest sideslip prevention mechanism 2 into a whole, the backrest 32 is placed in the groove 21, and the upper plane of the backrest 32 of the wheelchair 3 is consistent with the upper plane of the backrest middle plate 8 of the backrest sideslip prevention mechanism 2; the wheelchair 3 has better compatibility with the bed body frame 1, and the nursing bed has soft and rich pose change.
The wheelchair 3 has good compatibility with the bed body frame 1, soft and rich posture change of the nursing bed, realization of integral side turning, convenience and flexibility in entering and exiting the bed body frame 1, smooth back lifting, safety and reliability.
The above examples are implemented on the premise of the technical scheme of the present invention, and detailed implementation manners and specific operation processes are given, but the protection scope of the present invention is not limited to the above examples. The methods used in the above examples are conventional methods unless otherwise specified.
Claims (3)
1. A nursing bed with a bed and chair separated and capable of integrally turning over, which is characterized in that: comprises a bed body frame, a back lifting sideslip prevention mechanism, a wheelchair separating lock device and an integral lifting device; the wheelchair comprises a chair frame, a backrest and a leg bending mechanism, wherein the backrest and the leg bending mechanism are hinged on the chair frame; the bed body frame is provided with a guide groove, the chair frame is provided with guide wheels matched with the guide groove, the wheelchair is pushed into the bed body frame along the guide groove and is locked with the bed body frame into a whole through the wheelchair separating lock device, and the wheelchair is separated from the bed body frame after being pushed out along the guide groove; the back lifting and sideslip preventing mechanism is provided with a groove matched with the backrest, the backrest is placed in the groove after the wheelchair is put flat, and the upper plane of the backrest of the wheelchair is consistent with the upper plane of the back lifting middle plate of the back lifting and sideslip preventing mechanism; the integral lifting device comprises a plurality of integral lifting electric push rods, the integral lifting electric push rods are arranged on the bed body frame, and the integral lifting electric push rods stretch to drive the nursing bed to integrally lift, so that integral side turning of the nursing bed or integral side turning of the back lifting middle plate and the horizontal plane form a certain angle are realized;
the wheelchair also comprises a backrest supporting spring locking mechanism, a supporting locking hinge and a leg bending electric push rod; the backrest is hinged on the chair frame through a supporting locking hinge, is fixed through the supporting locking hinge after being supported, and is locked through a backrest supporting spring locking mechanism; the curved leg electric push rod is connected with the curved leg mechanism, and stretches to drive the curved leg mechanism to prop up and put down;
the guide wheels comprise transverse guide wheels and vertical guide wheels; the axis of the transverse guide wheel is vertical to the horizontal plane, the axis of the vertical guide wheel is parallel to the horizontal plane, and the axis of the transverse guide wheel is vertical to the axis of the vertical guide wheel;
the backrest supporting spring locking mechanism comprises a spring, a spring seat, a pull rod, a curved rod, a male buckle and a female buckle; the female buckle is fixed on the main body frame, the spring and the pull rod are arranged on the spring seat, the pull rod is hinged with the curved rod, and the curved rod is hinged with the male buckle; the pull rod drives the male buckle to rotate, so that the male buckle and the female buckle are buckled;
the supporting locking hinge comprises a hinge seat, a hinge shaft and a connecting seat; the middle part of the connecting seat is provided with a circular through hole and a strip hole communicated with the circular through hole; the middle part of the head part of the hinge shaft is matched with the strip hole, and the two ends of the head part of the hinge shaft are provided with circular arcs matched with the circular through holes;
the wheelchair separating lock device comprises a lock pin and a lock seat, wherein the lock pin is arranged on the lock seat; the front end of the lock pin is provided with an inclined plane, the wheelchair is provided with a locking plate, the locking plate is pushed to the front of the lock pin along the inclined plane, and the lock pin locks the locking plate;
the back lifting sideslip prevention mechanism is arranged on the bed body frame and comprises an anti-slip side plate, a back lifting middle plate, a rotary bin frame, a back lifting electric push rod and a back lifting rotary frame; the back lifting middle plate is hinged on the rotary bin frame, and the anti-slip side plates are hinged on two sides of the back lifting middle plate; one end of the back lifting rotating frame is provided with a roller, the roller is positioned below the back lifting middle plate and the anti-skid side plate, the other end of the back lifting rotating frame is hinged on the rotating bin frame, the middle part of the back lifting rotating frame is hinged with a push rod of the back lifting electric push rod, and a base of the back lifting electric push rod is hinged on the rotating bin frame; the back lifting electric push rod drives the back lifting rotary frame to rotate, the back lifting middle plate and the anti-skidding side plates are lifted upwards, and meanwhile, the anti-skidding side plates are lifted laterally relative to the back lifting middle plate.
2. A nursing bed with a bed-chair separation and integral turning over function according to claim 1, characterized in that: the leg bending mechanism comprises a leg mechanism and a foot mechanism, the leg mechanism is hinged on the chair frame, and the foot mechanism is hinged on the leg mechanism; the tail part of the curved leg electric push rod is hinged on the chair frame, and the head part of the curved leg electric push rod is hinged on the leg mechanism.
3. A nursing bed with a bed-chair separation and integral turning over function according to claim 1, characterized in that: the backrest is provided with a positioning column, a middle plate of the backrest anti-sideslip mechanism is provided with a positioning hole matched with the middle plate, and the backrest is inserted into the positioning hole through the positioning column to be connected with the backrest anti-sideslip mechanism into a whole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910288939.5A CN109925138B (en) | 2019-04-11 | 2019-04-11 | Nursing bed capable of integrally turning over by separating bed and chair |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910288939.5A CN109925138B (en) | 2019-04-11 | 2019-04-11 | Nursing bed capable of integrally turning over by separating bed and chair |
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| CN109925138A CN109925138A (en) | 2019-06-25 |
| CN109925138B true CN109925138B (en) | 2023-09-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111163739B (en) * | 2019-10-18 | 2022-10-14 | 广东博智林智能技术有限公司 | Wheelchair bed |
| WO2021072756A1 (en) * | 2019-10-18 | 2021-04-22 | 广东博智林智能技术有限公司 | Wheelchair bed combination method and separation method |
| CN110946716A (en) * | 2019-11-13 | 2020-04-03 | 西安工业大学 | Emergency cot |
| CN111544215B (en) * | 2020-05-20 | 2021-06-29 | 赵艳华 | Wheelchair type sickbed capable of turning over |
| CN111481374B (en) * | 2020-05-20 | 2021-06-15 | 燕山大学 | Flexible nursing wheelchair bed that stands up |
| CN111759613A (en) * | 2020-07-09 | 2020-10-13 | 柳州恒亚机械设备有限公司 | Multifunctional intelligent electric bed control system capable of being remotely controlled |
| CN111904836B (en) * | 2020-07-15 | 2022-02-11 | 河南科技大学第一附属医院 | Medical supplementary back of body equipment of clapping that stands up |
| CN112426316A (en) * | 2020-12-31 | 2021-03-02 | 黑龙江省医院 | Severe medical bed and operation method |
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