CN115887118A - Medical transfer bed driven by ultrasonic motor - Google Patents
Medical transfer bed driven by ultrasonic motor Download PDFInfo
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- CN115887118A CN115887118A CN202211584068.XA CN202211584068A CN115887118A CN 115887118 A CN115887118 A CN 115887118A CN 202211584068 A CN202211584068 A CN 202211584068A CN 115887118 A CN115887118 A CN 115887118A
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Abstract
The invention is suitable for the technical field of medical instruments, and provides a medical transfer bed driven by an ultrasonic motor, which comprises a transfer frame, a movable bed board, a mattress, a pneumatic rod and an ultrasonic motor driving mechanism, wherein the transfer frame comprises a horizontally arranged bottom frame; four corners of the underframe are respectively provided with a wheel with a locking function; the upper surfaces of the four corners of the underframe are respectively fixed with a guide pipe insert; a horizontal supporting plate is arranged between the two guide pipe sockets at the same end of the underframe; handles are fixed on the outer side surfaces of the two guide tube inserts at the same end of the underframe; the movable bed frame comprises a bed frame plate; the bed plate is provided with a plurality of rectangular through holes; the upper surfaces of two ends of the bedstead plate are respectively provided with a bed head; the bed head is provided with two waist-round through holes, the device can safely laterally move the movable bed board in the nuclear magnetic resonance examination room by the ultrasonic motor driving mechanism, and the relative height of the movable bed board can be adjusted by the air pressure rod, so that the whole operation for the patient to be transferred is convenient and reliable.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a medical transfer bed driven by an ultrasonic motor.
Background
For a patient who cannot move autonomously, when nuclear magnetic resonance examination is performed, the patient needs to be transferred to a nuclear magnetic resonance room from an original sickbed, a transfer bed needs to be used, and the patient is transferred between the beds mostly in a lifting and holding mode. The whole process takes longer time, the moving speed is required to be fast in order to save the transfer time of a single patient, and secondary damage to the patient is inevitable in the moving process. In addition, the nuclear magnetic resonance special bed is required to have no magnetism, so the transfer bed with a common coil motor cannot directly enter a nuclear magnetic resonance chamber, the motor fails to be electrically driven when meeting a magnetic field, and the electric height adjustment and the side position adjustment of the transfer bed fail, so that the transfer bed is not convenient to use in the transfer process.
At present, the invention with publication number CN113749878A discloses a nuclear magnetic resonance patient transfer trolley, which comprises a trolley frame, a bedstead lifting mechanism, a brake mechanism and a panel moving mechanism, wherein the panel moving mechanism comprises: the chain wheel shaft, the two driving chain wheels, the two driven chain wheels, the chain positioning and mounting block, the reel frame and the panel; the upper parts of the front end and the rear end of the bedstead are fixedly provided with a slideway plate, a plurality of first sliding rollers are arranged in the slideway plate in parallel, panel supporting bars are fixed at the front end and the rear end of the panel, and a plurality of second sliding rollers are arranged in the panel supporting bars in parallel; the first sliding roller is contacted with the side surface of the panel supporting bar, and the second sliding roller is contacted with the upper side surface and the lower side surface of the slideway plate; the width of the panel is larger than that of the bed frame. The invention adopts a mode of manually operating the chain wheel shaft to drive the panel to move easily, and the transfer of the patient between the transfer trolley and the sickbed is completed. Although the height adjustment of the transfer bed is manually realized, the adjustment flexibility in use is still insufficient.
In order to solve the above problems, the present document provides a medical transfer bed driven by an ultrasonic motor.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a medical transfer bed driven by an ultrasonic motor, wherein an ultrasonic motor driving mechanism can safely laterally move a movable bed board in a nuclear magnetic resonance examination room, and a pneumatic rod can adjust the relative height of the movable bed frame, so that the operation of integrally transferring a patient is convenient and reliable.
In order to achieve the purpose, the invention provides the following technical scheme:
a medical transfer bed driven by an ultrasonic motor comprises a transfer frame, a movable bed board, a mattress, a pneumatic rod and an ultrasonic motor driving mechanism, wherein the transfer frame comprises a horizontally arranged bottom frame; wheels with locking functions are respectively arranged at four corners of the bottom frame; the upper surfaces of the four corners of the underframe are respectively fixed with a guide pipe insert; a horizontal supporting plate is arranged between the two guide pipe inserts at the same end of the bottom frame; and handles are fixed on the outer side surfaces of the two guide pipe plugs at the same end of the underframe.
The movable bed frame comprises a bed frame plate; a plurality of rectangular through holes are formed in the bed frame plate; the upper surfaces of the two ends of the bedstead plate are respectively provided with a bedside; two waist-round through holes are formed in the bed head; four guide channels are arranged on the upper surface of the bedstead plate; and the four corners of the lower surface of the bed plate are respectively fixed with an inserting guide assembly which is inserted and connected with the guide pipe in a vertical guide matching manner.
Four guide slide bars which are respectively matched with the four guide channels are fixed on the lower surface of the movable bed board.
Two ends of the mattress are respectively provided with two tying ropes; one end of the tether penetrates through the waist-round through hole and then is connected with the other end of the tether;
the middle part of the horizontal supporting plate is fixedly penetrated with an inserting base for installing the air pressure rod; the lower surfaces of the two ends of the bed plate are respectively provided with an inserting upper seat which is matched with the telescopic upper end of the air pressure rod in an inserting mode, and the inserting upper seat is rotatably connected with an operating rod used for adjusting the telescopic of the air pressure rod.
The ultrasonic motor driving mechanism comprises an ultrasonic motor, a screw rod and a screw rod sliding block; the ultrasonic motor is arranged on one side of the lower surface of the bed frame plate; the screw rod sliding block is arranged on one side of the lower surface of the movable bed plate; the output shaft of the ultrasonic motor is connected with the screw rod through a coupler; the screw rod is in transmission connection with the screw rod sliding block.
The invention further provides that the chassis comprises a rectangular frame; a plurality of fixed connecting rods are arranged between the opposite inner walls of the rectangular frame in the length direction; bottom sealing plates are fixed on the lower surfaces of the rectangular frame and the fixed connecting rods; the tank body formed by the rectangular frame and the bottom sealing plate is divided into a plurality of storage tanks by a plurality of fixed connecting rods.
The invention is further provided that a counterweight is placed in the placement groove.
The invention further provides that the guide tube insert comprises a rectangular tube; a vertical plate is fixed between the opposite inner walls of the rectangular tubes; the middle part of riser sets up the direction pipe of vertical setting.
The invention is further arranged in such a way that the insertion guide assembly comprises two rectangular guide plates which are arranged in parallel and matched with one opposite inner wall of the rectangular pipe and a cylindrical guide rod matched with the circular guide pipe.
The invention is further provided that two fixing pull rings are respectively fixed on two side surfaces of the mattress.
The invention has the advantages that:
1. the invention relates to a combination of a transfer frame, a movable bed board, a mattress, an air pressure rod and an ultrasonic motor driving mechanism.
2. The pneumatic rod is used for adjusting the height between the transfer frame and the movable bed frame, so that the pneumatic rod is suitable for the environment of a nuclear magnetic resonance examination room, and is quick and convenient to adjust and low in maintenance cost.
3. The transfer frame, the movable bed board, the mattress, the air pressure bar and the ultrasonic motor driving mechanism adopt a modularized structure, so that the whole manufacturing cost and the maintenance cost are low, and the cost is reduced.
4. The invention is provided with a balance weight in the storage groove. The counterweight plays an active role in lowering the gravity center and facilitates the lateral expansion of the upper part of the transfer trolley.
Drawings
Fig. 1 is a schematic structural view of a medical transfer bed driven by an ultrasonic motor according to the present invention.
Fig. 2 is a front view schematically illustrating the present invention.
Fig. 3 is a right-side view schematically illustrating the present invention.
Fig. 4 is a schematic structural view of the present invention in an unfolded use state.
Fig. 5 is a schematic structural diagram of the transfer carriage of the invention.
Fig. 6 is a partially enlarged view of a portion a in fig. 5.
Fig. 7 is a schematic structural view of the movable bed frame of the present invention.
Fig. 8 is a schematic view of the structure of the mattress of the present invention.
In the figure: 1. a transfer frame; 2. a movable bed frame; 3. a movable bed board; 4. a mattress; 5. a gas pressure bar; 6. an ultrasonic motor drive mechanism; 7. balancing weight; 11. a chassis; 12. a wheel; 13. inserting a guide pipe; 14. a horizontal support plate; 15. a handle; 16. inserting a base; 111. a rectangular frame; 112. fixing the connecting rod; 113. a bottom sealing plate; 114. a storage groove; 131. a rectangular tube; 132. a vertical plate; 133. a guide circular tube; 21. a bed plate; 22. a rectangular through hole; 23. a bed head; 24. a waist-round through hole; 25. a guide channel; 26. a plug-in guide assembly; 27. an upper seat is inserted; 28. an operating lever; 261. a rectangular guide plate; 262. a cylindrical guide rod; 31. a guide slide bar; 41. a tether; 61. an ultrasonic motor; 62. a screw rod; 63. and a screw rod sliding block.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Example one
Referring to fig. 1-8, the present invention provides the following technical solutions:
the ultrasonic transfer bed comprises a transfer frame 1, a movable bed frame 2, a movable bed board 3, a mattress 4, a pneumatic rod 5 and an ultrasonic motor driving mechanism 6, wherein the transfer frame 1 comprises a horizontally arranged bottom frame 11; four corners of the chassis 11 are respectively provided with a wheel 12 with a locking function; a guide pipe insert 13 is respectively fixed on the upper surfaces of four corners of the underframe 11; a horizontal supporting plate 14 is arranged between the two guide pipe inserts 13 at the same end of the underframe 11; a handle 15 is fixed on the outer side surfaces of the two guide tube inserting pieces 13 at the same end of the underframe 11. The chassis 11 includes a rectangular frame 111; a plurality of fixed connecting rods 112 are arranged between the opposite inner walls of the rectangular frame 111 in the length direction; a bottom sealing plate 113 is fixed on the lower surfaces of the rectangular frame 111 and the fixed connecting rods 112; the tank body formed by the rectangular frame 111 and the bottom sealing plate 113 is divided into a plurality of storage tanks 114 by a plurality of fixed connecting rods 112.
The movable bed frame 2 comprises a bed frame plate 21; a plurality of rectangular through holes 22 are formed in the bed plate 21; the upper surfaces of two ends of the bed plate 21 are respectively provided with a bed head 23; two waist-round through holes 24 are arranged on the bed head 23; four guide channels 25 are arranged on the upper surface of the bed plate 21; the four corners of the lower surface of the bed plate 21 are respectively fixed with an inserting guide assembly 26 which is inserted and vertically guided and matched with the guide pipe insert 13.
The guide tube insert 13 includes a rectangular tube 131; a vertical plate 132 is fixed between the opposite inner walls of the rectangular tube 131; the middle part of the vertical plate 132 is provided with a vertically arranged guide circular pipe 133.
The insertion guide assembly 26 includes two rectangular guide plates 261 arranged in parallel and engaged with an opposite inner wall of the rectangular tube 131, and a cylindrical guide rod 262 engaged with the guide circular tube 133.
Four guide slide bars 31 respectively matched with the four guide channels 25 are fixed on the lower surface of the movable bed board 3.
Two tying ropes 41 are respectively arranged at two ends of the mattress 4; one end of the tether 41 passes through the oval through hole 24 and is connected to the other end of the tether 41. The two ends of the tether 41 are preferably connected using velcro.
The middle part of the horizontal supporting plate 14 is fixedly penetrated with an inserting base 16 for installing the air pressure rod 5; the lower surfaces of the two ends of the bed plate 21 are respectively provided with an inserted upper seat 27 which is inserted and matched with the telescopic upper end of the air pressure rod 5, and the inserted upper seat 27 is rotatably connected with an operating rod 28 for adjusting the telescopic of the air pressure rod 5.
The ultrasonic motor driving mechanism 6 comprises an ultrasonic motor 61, a screw rod 62 and a screw rod slide block 63; the ultrasonic motor 61 is arranged on one side of the lower surface of the bed frame plate 21; the screw rod slide block 63 is arranged on one side of the lower surface of the movable bed plate 3; the output shaft of the ultrasonic motor 61 is connected with the screw rod 62 through a coupler; the screw 62 is in transmission connection with a screw slider 63. A controller for controlling the steering of the ultrasonic motor 61 is arranged on the bed head 23, the power supply of the ultrasonic motor 61 is supplied by an external power supply, or a movable industrial power supply is arranged on the transfer vehicle frame 1.
The first working principle of the embodiment:
for patients whose limbs can not move autonomously without trauma, the transfer carriage 1 moves to the side of a sickbed or an examination bed, and the four wheels 12 are locked. Two nurses at the two ends of the transfer trolley respectively pull the operating rods 28 under the movable bed frame 2, so that the air pressure bar 5 is in a telescopic state. The extending state of the air pressure bar 5 is fixed by lifting or pressing the movable bed frame 2 until the upper end of the mattress 4 is flush with the upper end of the sickbed cushion and then loosening the operating rod 28. The ultrasonic motor driving mechanism 6 is controlled to extend the movable bed plate 3 and the mattress 4 on the movable bed plate to the sickbed and stop when the movable bed plate and the mattress are attached. The patient is turned over directly onto the mattress 4 and placed. The ultrasonic motor driving mechanism 6 is controlled to return the movable bed board 3 and the mattress 4 on the movable bed board to the movable bed frame 2. The four wheels 12 locked are unlocked for transfer. The above-mentioned process of moving the patient to the transfer bed is the reverse of the process of moving the patient from the transfer bed, and is not described in detail.
For the patients with limbs trauma and incapable of autonomous movement, the transfer carriage 1 moves to the side of the sickbed or the examination bed, and the four wheels 12 are locked. Two nurses at the two ends of the transfer trolley respectively pull the operating rods 28 under the movable bed frame 2, so that the air pressure bar 5 is in a telescopic state. The air pressure bar 5 is fixed in the extending state by lifting or pressing the movable bed frame 2 until the upper end of the movable bed board 3 is flush with the upper end of the sickbed cushion and then loosening the operating rod 28. The four tethers 41 of the mattress 4 are opened. The ultrasonic motor driving mechanism 6 is controlled to extend the movable bed plate 3 and the mattress 4 on the movable bed plate to the sickbed and stop when the movable bed plate and the mattress are attached. The mattress 4 is pulled to the side of the patient's body, the patient's body is slowly turned to place the mattress 4 underneath, and then the patient is slowly moved completely over the mattress 4. The mattress 4 with the patient is pulled to the movable bed board 3, and the ultrasonic motor driving mechanism 6 is controlled to return the movable bed board 3 and the mattress 4 on the movable bed board to the movable bed frame 2. The four tethers 41 of the mattress 4 are tied again. Turning on the four wheels 12 locked enables the transfer. And then transferred to the side of the examining table. Locking four wheels 12. Two nurses at the two ends of the transfer trolley respectively pull the operating rods 28 under the movable bed frame 2, so that the air pressure bar 5 is in a telescopic state. The air pressure bar 5 is fixed in the extending state by lifting or pressing the movable bed frame 2 until the upper end of the movable bed board 3 is flush with the upper end of the sickbed cushion and then loosening the operating rod 28. The four tethers 41 of the mattress 4 are opened. The ultrasonic motor driving mechanism 6 is controlled to extend the movable bed plate 3 and the mattress 4 on the movable bed plate to the sickbed and stop when the movable bed plate and the mattress are attached. The medical staff pulls the mattress 4 and the patient thereon to the examination bed. Controls the ultrasonic motor driving mechanism 6 to return the movable bed board 3 to the movable bed frame 2. The locked four wheels 12 are unlocked to move the transfer car out of the nmr room. The above is the process of transferring a patient from a hospital bed to a transfer bed and then to an examination bed. The process of transferring from the examination bed to the hospital bed is reversed and will not be described in detail.
According to the invention, through the combination of the transfer frame 1, the movable bed frame 2, the movable bed board 3, the mattress 4, the air pressure bar 5 and the ultrasonic motor driving mechanism 6, the ultrasonic motor driving mechanism 6 can safely laterally move the movable bed board 3 in the nuclear magnetic resonance examination room, and the air pressure bar 5 can adjust the relative height of the movable bed frame 2, so that the whole operation for transferring patients is convenient and reliable.
Example two
Referring to fig. 1-4, the second embodiment is modified as follows based on the first embodiment, specifically, a counterweight 7 is disposed in the storage slot 114. The counterweight 7 plays an active role in lowering the center of gravity and facilitates the lateral expansion of the upper part of the transfer trolley.
Two fixed pull rings are respectively fixed on two side surfaces of the mattress 4, so that the mattress 4 can apply force on the side edges conveniently.
It is to be understood that the above-described embodiments are only a few, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the present invention shall fall within the protection scope of the present invention.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (6)
1. The utility model provides an use medical transportation bed of supersound motor drive which characterized in that:
the method comprises the following steps:
the transfer vehicle frame (1), wherein the transfer vehicle frame (1) comprises a horizontally arranged bottom frame (11); four corners of the bottom frame (11) are respectively provided with a wheel (12) with a locking function; the upper surfaces of the four corners of the bottom frame (11) are respectively fixed with a guide pipe insert (13); a horizontal support plate (14) is arranged between the two guide pipe inserts (13) at the same end of the bottom frame (11); handles (15) are fixed on the outer side surfaces of the two guide tube inserts (13) at the same end of the underframe (11);
a movable bed frame (2), the movable bed frame (2) comprising a bed frame plate (21); a plurality of rectangular through holes (22) are formed in the bed plate (21); the upper surfaces of two ends of the bed plate (21) are respectively provided with a bed head (23); two waist-round through holes (24) are formed in the bed head (23); four guide channels (25) are arranged on the upper surface of the bed plate (21); the four corners of the lower surface of the bed plate (21) are respectively fixed with an inserting guide assembly (26) which is inserted into the guide pipe plug (13) and is vertically and guide matched with the guide pipe plug;
the lower surface of the movable bed plate (3) is fixedly provided with four guide sliding rods (31) which are respectively matched with the four guide channels (25);
the mattress (4), two tethers (41) are respectively arranged at two ends of the mattress (4); one end of the tether (41) penetrates through the waist circular through hole (24) and then is connected with the other end of the tether (41);
the middle part of the horizontal supporting plate (14) is fixedly penetrated with an inserting base (16) for installing the air pressure bar (5); the lower surfaces of the two ends of the bed plate (21) are respectively provided with an inserting upper seat (27) which is inserted and matched with the telescopic upper end of the air pressure bar (5), the inserting upper seat (27) is rotatably connected with an operating rod (28) used for adjusting the telescopic of the air pressure bar (5),
the ultrasonic motor driving mechanism (6) comprises an ultrasonic motor (61), a screw rod (62) and a screw rod sliding block (63); the ultrasonic motor (61) is arranged on one side of the lower surface of the bed plate (21); the screw rod sliding block (63) is arranged on one side of the lower surface of the movable bed plate (3); the output shaft of the ultrasonic motor (61) is connected with the screw rod (62) through a coupler; the screw rod (62) is in transmission connection with the screw rod sliding block (63).
2. The medical transfer bed driven by an ultrasonic motor according to claim 1, wherein: the chassis (11) comprises a rectangular frame (111); a plurality of fixed connecting rods (112) are arranged between the opposite inner walls of the rectangular frame (111) in the length direction; bottom sealing plates (113) are fixed on the lower surfaces of the rectangular frame (111) and the fixed connecting rods (112); the tank body formed by the rectangular frame (111) and the bottom sealing plate (113) is divided into a plurality of storage tanks (114) by a plurality of fixed connecting rods (112).
3. The medical transfer bed driven by the ultrasonic motor according to claim 2, wherein: the counter weight (7) is placed in the placing groove (114).
4. The medical transfer bed driven by an ultrasonic motor according to claim 1, wherein: the guide tube insert (13) comprises a rectangular tube (131); a vertical plate (132) is fixed between the opposite inner walls of the rectangular tube (131); the middle part of riser (132) sets up the direction pipe (133) of vertical setting.
5. The medical transfer bed driven by the ultrasonic motor according to claim 4, wherein: the inserting guide assembly (26) comprises two rectangular guide plates (261) which are arranged in parallel and matched with the opposite inner walls of the rectangular pipes (131) and cylindrical guide rods (262) matched with the guide circular pipes (133).
6. The medical transfer bed driven by an ultrasonic motor according to claim 1, wherein: two fixed pull rings are respectively fixed on two side surfaces of the mattress (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211584068.XA CN115887118A (en) | 2022-12-10 | 2022-12-10 | Medical transfer bed driven by ultrasonic motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211584068.XA CN115887118A (en) | 2022-12-10 | 2022-12-10 | Medical transfer bed driven by ultrasonic motor |
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CN115887118A true CN115887118A (en) | 2023-04-04 |
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CN202211584068.XA Pending CN115887118A (en) | 2022-12-10 | 2022-12-10 | Medical transfer bed driven by ultrasonic motor |
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CN (1) | CN115887118A (en) |
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2022
- 2022-12-10 CN CN202211584068.XA patent/CN115887118A/en active Pending
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