CN211187851U

CN211187851U - Patient transfer device

Info

Publication number: CN211187851U
Application number: CN201921948461.6U
Authority: CN
Inventors: 屈彦; 牟春英; 王亮
Original assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Current assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-08-07
Anticipated expiration: 2029-11-12

Abstract

The utility model provides a patient transfer device, which comprises a transfer trolley, a transfer stretcher and a plurality of fasteners, wherein the fasteners are arranged on the transfer trolley at intervals; the transfer stretcher is detachably mounted on the transfer trolley through a plurality of fasteners. Therefore, when critical patients are transported under the topographic conditions of flat ground, steps, hollow areas and the like, the patients can be transported alternately by adopting a transport vehicle or a transport stretcher according to the actual road condition, and the high-efficiency transportation of the critical patients under various topographic conditions is adapted. The problem of adopt stretcher or dull and stereotyped transfer car (buggy) transport critical patient can't adapt to multiple topography condition and influence the transport efficiency among the prior art is solved.

Description

Patient transfer device

Technical Field

The utility model relates to a medical equipment field particularly, relates to a patient transfer device.

Background

In the process of transporting critically ill patients, vital signs are unstable, diseases develop and change quickly, and disease changes can occur at any time, so that the critical patients need to be transported quickly. When critically ill patients are transported, a stretcher or a flat plate transfer trolley is generally adopted, the stretcher is flexible to use and can meet the requirements of various terrains such as flat ground, steps, hollow lands and the like, but the critically ill patients need to be lifted by manpower to move, the transportation speed is low, and the physical consumption of personnel is large; the flat plate transfer trolley is high in transfer speed, but cannot move when encountering steps or hollow depressions, and transfer efficiency is affected.

At present, in mountainous areas or areas with inconvenient traffic, terrain conditions such as flat ground, steps, hollow areas and the like exist, and the existing stretcher or flat plate transfer trolley is adopted to adapt to various terrain conditions, so that the transfer efficiency is greatly influenced, and the illness state of a patient is delayed.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a patient transfer device to adopt stretcher or dull and stereotyped transfer car (buggy) to transport the problem that the dangerous patient can't adapt to multiple topography condition and influence the transport efficiency among the solution prior art.

In order to achieve the above object, the utility model provides a patient transfer device, include: transfer carts and transfer stretchers; the plurality of buckling pieces are arranged on the transfer trolley at intervals; wherein, the transfer stretcher is detachably arranged on the transfer trolley through a plurality of fasteners.

Furthermore, the transfer trolley is provided with a bed board, and the transfer stretcher is provided with a lifting rod; the fastener includes: the positioning seat is arranged on the bed plate; the locking piece can be installed on the positioning seat along the direction vertical to the bed plate in a vertically movable mode so as to lock or unlock the lifting rod.

Further, the positioning seat includes: the positioning column is arranged on the bed plate along the direction vertical to the bed plate; the first end of the positioning plate is vertically connected with the side wall of the positioning column, and the second end of the positioning plate is a free end; wherein, the locating plate is provided with a locating hole, and the locking piece can be arranged in the locating hole in a way of moving up and down.

Furthermore, the bottom end of the positioning column is connected with the bed plate through a bearing mechanism so that the positioning column can rotate around the axis of the positioning column; the positioning column is provided with a first position and a second position which rotate around the axis of the positioning column, and when the positioning column rotates to the first position, the locking part and the lifting rod are vertically opposite in the direction vertical to the bed plate; when the positioning column rotates to the second position, the locking part and the lifting rod deviate from each other along the direction vertical to the bed plate.

Further, the locking member includes: the positioning rod can penetrate through the positioning hole in a vertically movable manner; a locking plate connected to the lower end of the positioning rod to move up and down synchronously with the positioning rod; the locking plate is provided with a third position and a fourth position, the third position moves downwards along the extending direction of the positioning hole, and the locking plate is buckled with the lifting rod when moving to the third position so as to lock the lifting rod; the locking plate is separated from the lifting rod when moved to the fourth position to unlock the lifting rod.

Furthermore, a locking pin extending along the radial direction of the positioning hole is arranged on the inner side wall of the positioning hole, a locking groove matched with the locking pin is formed in the side wall of the positioning rod, and at least part of the locking pin is embedded into the locking groove in a sliding manner; the locking groove comprises a vertical groove extending along the length direction of the positioning rod and a transverse groove which is perpendicular to and communicated with the vertical groove; when the positioning rod and the locking plate move up and down along the extending direction of the positioning hole, the locking pin moves up and down along the vertical groove; when the locking plate moves to the third position, the locking pin enters the transverse groove by rotating the positioning rod; the locking pin enters the transverse slot to lock the locking plate so that the locking plate locks the lifting rod.

Furthermore, the locking plate is an arc-shaped plate, and the inner side wall of the arc-shaped plate is matched with the appearance of the lifting rod; the lower end of the positioning rod is connected with the locking plate through a bearing mechanism, so that when the locking plate moves to the third position and rotates the positioning rod, the circumferential position of the locking plate around the positioning rod is unchanged.

Further, the locking member further includes: the springs are arranged around the positioning rod at intervals in the circumferential direction; one end of each spring is connected with the positioning plate, and the other end of each spring is connected with the locking plate; when the locking plate is positioned at the fourth position, each spring is in a free extension state; when the locking plate moves to the third position, each spring is stretched, and when each spring restores the length of each spring, the locking plate is driven to return to the fourth position from the third position.

Furthermore, the number of the lifting rods of the transfer stretcher is two, the number of the buckling pieces is four, and the four buckling pieces are correspondingly arranged at the four corners of the bed plate; the locking pieces of the four buckling pieces correspond to the four end parts of the two lifting rods so as to lock or unlock the four end parts of the two lifting rods.

Further, a storage rack is arranged below the transfer trolley; patient transfer device still includes: the instrument stand is arranged in the storage rack; wherein, the instrument frame is used for placing medical instruments.

The patient transferring device applying the technical scheme of the utility model comprises a transfer trolley, a transfer stretcher and a plurality of fasteners, wherein the fasteners are arranged on the transfer trolley at intervals; the transfer stretcher is detachably mounted on the transfer trolley through a plurality of fasteners. Therefore, when critical patients are transported under the topographic conditions of flat ground, steps, hollow areas and the like, the patients can be transported alternately by adopting a transport vehicle or a transport stretcher according to the actual road condition, and the high-efficiency transportation of the critical patients under various topographic conditions is adapted. The problem of adopt stretcher or dull and stereotyped transfer car (buggy) transport critical patient can't adapt to multiple topography condition and influence the transport efficiency among the prior art is solved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of an alternative patient transfer device according to an embodiment of the present invention;

fig. 2 is a schematic diagram of an alternative instrument rack for a patient transfer device according to an embodiment of the present invention;

FIG. 3 is a schematic view of an alternative embodiment of a fastener for a patient transfer device; and

fig. 4 is a schematic view of a locked state of a fastener of an alternative patient transfer device according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a transfer trolley; 11. a bed board; 12. a rack; 13. supporting legs; 20. transferring the stretcher; 21. lifting the rod; 22. a stretcher belt; 23. a restraint mechanism; 231. a confinement ring; 30. a fastener; 31. positioning seats; 311. a positioning column; 312. positioning a plate; 313. positioning holes; 314. a locking pin; 32. a locking member; 321. positioning a rod; 322. a locking plate; 323. a locking groove; 324. a spring; 40. an instrument stand; 41. an oxygen cylinder fixing frame; 42. a screw hole; 43. a buckle hook; 44. a ball joint; 45. a clip is provided.

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.

The patient transfer device according to the embodiment of the present invention, as shown in fig. 1, comprises a transfer trolley 10, a transfer stretcher 20 and a plurality of fasteners 30, wherein the plurality of fasteners 30 are arranged on the transfer trolley 10 at intervals; the transfer stretcher 20 is removably mounted to the transfer cart 10 by a plurality of fasteners 30. Therefore, when critical patients are transported under the topographic conditions of flat ground, steps, hollow areas and the like, the transfer trolley 10 or the transfer stretcher 20 can be flexibly adopted to alternately transport the patients according to the actual road conditions, and the high-efficiency transportation of the critical patients under various topographic conditions is adapted. The problem of adopt stretcher or dull and stereotyped transfer car (10) to transport the critical patient among the prior art and can't adapt to multiple topography condition and influence the transport efficiency is solved.

In specific implementation, as shown in fig. 1 and 2, the transfer trolley 10 has a bed plate 11, support legs 13 and a storage rack 12 arranged below the bed plate 11, the lower ends of the support legs 13 are provided with universal wheels, and the universal wheels can adopt wheels with larger wheel diameters as required so as to adapt to a more pothole road surface. An instrument rack 40 is arranged in the commodity shelf 12, and the instrument rack 40 is used for placing medical instruments. Specifically, an oxygen bottle fixing frame 41 is arranged on the instrument frame 40, and the oxygen bottle fixing frame 41 can fix an oxygen bottle, so that oxygen can be inhaled to a patient during the process of transporting the patient. A plurality of screw holes 42 are formed in the bottom plate of the instrument frame 40, the screw holes 42 are arranged at intervals, and other emergency equipment or life support equipment can be fixedly installed through the screw holes 42, so that emergency treatment can be performed on a patient in an emergency condition during transferring of the patient.

The transfer stretcher 20 is provided with two lifting rods 21, and a stretcher belt 22 is arranged between the two lifting rods 21. As shown in fig. 2, a plurality of snap hooks 43 are arranged at the upper end of the instrument holder 40, specifically, four snap hooks 43 are provided, four snap hooks 43 are correspondingly arranged at four corners of the instrument holder 40, and the snap hooks 43 are connected with the instrument holder 40 through ball joints 44 so as to flexibly adjust the angle; the clamp 45 is arranged on the buckle hook 43, when the transfer stretcher 20 is used for transferring patients under uneven road conditions, the instrument rack 40 is taken down from the storage rack 12 of the transfer stretcher 10 and is hung below the two lifting rods 21 of the transfer stretcher 20 through the four buckle hooks 43, so that when the transfer stretcher 20 is used for transferring patients, the patients can continuously take oxygen or other life maintenance equipment can be used. After the buckle hook 43 is hung on the lifting rod 21, the clamp 45 is pulled down, so that the buckle hook 43 and the lifting rod 21 are locked, and the situation that the transportation stretcher 20 shakes due to uneven road conditions and the instrument holder 40 falls off is prevented.

In addition, the transfer stretcher 20 is further provided with two restriction mechanisms 23, the two restriction mechanisms 23 are arranged at intervals along the length direction of the transfer stretcher 20, each restriction mechanism 23 is provided with two restriction rings 231, the two restriction rings 231 close to one side of the head are used for restricting the two hands of a patient, the two restriction rings 231 close to the feet are used for restricting the two legs of the patient, and the two restriction mechanisms 23 can conveniently restrict the restless patient properly and prevent other accidents from occurring in the transfer process.

As shown in fig. 3 and 4, the fastener 30 includes a positioning seat 31 and a locking member 32, the positioning seat 31 is disposed on the bed plate 11; the locking member 32 is installed on the positioning seat 31 to be movable up and down in a direction perpendicular to the bed plate 11 to lock or unlock the lifting rod 21. Optionally, four fasteners 30 are provided, and the four fasteners 30 are correspondingly disposed at four corners of the bed plate 11; the locking members 32 of the four locking members 30 correspond to the four ends of the two lifting rods 21 to lock or unlock the four ends of the two lifting rods 21.

Specifically, the positioning seat 31 includes a positioning column 311 and a positioning plate 312, and a bottom end of the positioning column 311 is connected with the bed plate 11 through a bearing mechanism so that the positioning column 311 can rotate around an axis thereof; a first end of the positioning plate 312 is vertically connected with the side wall of the positioning column 311, and a second end of the positioning plate 312 is a free end; the positioning plate 312 is provided with a positioning hole 313, and the locking member 32 can be vertically and movably arranged in the positioning hole 313; the positioning column 311 has a first position and a second position rotating around the axis thereof, when the positioning column 311 rotates to the first position, the locking member 32 and the lifting rod 21 are vertically opposite along the direction perpendicular to the bed plate 11, and when the positioning column 311 rotates to the second position, the locking member 32 and the lifting rod 21 are deviated from each other along the direction perpendicular to the bed plate 11; the locking member 32 comprises a positioning rod 321 and a locking plate 322, wherein the positioning rod 321 can vertically move and penetrate through the positioning hole 313; the locking plate 322 is connected to the lower end of the positioning rod 321 to move up and down in synchronization with the positioning rod 321; the lock plate 322 has a third position moved downward and a fourth position moved upward in the extending direction of the positioning hole 313.

Furthermore, a locking pin 314 extending along the radial direction of the positioning hole 313 is arranged on the inner side wall of the positioning hole 313, a locking groove 323 matched with the locking pin 314 is formed in the side wall of the positioning rod 321, the locking pin 314 is at least partially embedded into the locking groove 323 in a sliding manner, the locking groove 323 comprises a vertical groove extending along the length direction of the positioning rod 321 and a transverse groove perpendicular to and penetrating through the vertical groove, the vertical groove and the transverse groove extend in the shape of L, the locking pin 314 moves up and down along the vertical groove when the positioning rod 321 and the locking plate 322 move up and down along the extending direction of the positioning hole 313, and the locking plate 322 moves to the third position, the locking pin 314 enters the transverse groove by rotating the positioning rod 321, so that the locking plate 322 is locked.

When the transfer stretcher 20 is installed, firstly, when the positioning column 311 is rotated to the first position, the locking piece 32 and the lifting rod 21 are vertically opposite in the direction perpendicular to the bed plate 11, at this time, the positioning rod 321 is pressed downwards in a manual mode, so that the locking plate 322 is moved to the third position, then, the positioning rod 321 is rotated by a certain angle, so that the locking pin 314 is turned into a transverse groove from the vertical groove of the locking groove 323, so that the axial movement of the positioning rod 321 is limited, and at this time, the locking plate 322 and the lifting rod 21 are buckled with each other, so that the lifting rod 21 is locked;

when the transfer stretcher 20 is disassembled, the positioning rod 321 is firstly rotated in a reverse direction by a certain angle to enable the locking pin 314 to be rotated into a vertical groove from the transverse groove of the locking groove 323, then the positioning rod 321 is pulled upwards, the locking plate 322 is moved to a fourth position to be separated from the lifting rod 21, meanwhile, the positioning column 311 is rotated to a second position, the locking piece 32 and the lifting rod 21 deviate up and down along a direction perpendicular to the bed plate 11, so that the lifting rod 21 is unlocked, and at the moment, the transfer stretcher 20 and the transfer trolley 10 can be conveniently taken down.

The lifting rod 21 is a round rod, and in order to be adaptive to the lifting rod 21, the lifting rod 21 can be locked or unlocked, furthermore, the locking plate 322 is an arc-shaped plate, and the inner side wall of the arc-shaped plate is adaptive to the appearance of the lifting rod 21; the lower end of the positioning rod 321 is connected with the locking plate 322 through a bearing mechanism, so that after the locking plate 322 moves to the third position and contacts with the lifting rod 21, and when the positioning rod 321 is rotated, the circumferential position of the locking plate 322 around the positioning rod 321 is always unchanged, an arc-shaped structure on the inner side wall of the locking plate 322 is always attached to the lifting rod 21, and a better locking effect is achieved.

Further, the locking member 32 further includes a plurality of springs 324, and the plurality of springs 324 are arranged around the positioning rod 321 at intervals in the circumferential direction; one end of each spring 324 is connected with the positioning plate 312, and the other end of each spring 324 is connected with the locking plate 322; when the locking plate 322 is located at the fourth position, i.e. when the lifting rod 21 of the locking plate 322 is separated from each other, each spring 324 is in a free extension state; when the positioning rod 321 is manually pressed downwards to drive the locking plate 322 to move to the third position and contact with the lifting rod 21, each spring 324 is stretched, and after the force of the hand is removed, each spring 324 drives the locking plate 322 to move upwards when restoring the original length, namely, the locking plate 322 moves from the third position to the fourth position.

By providing the springs 324, the locking plates 322 are always located at the fourth position in the normal state. Therefore, when the transfer stretcher 20 is installed, the end parts of the two lifting rods 21 are conveniently placed below the locking plate 322 at the same time; meanwhile, when the transfer stretcher 20 is disassembled, after the locking pin 314 and the locking groove 323 are unlocked, the locking plate 322 can automatically move upwards to the fourth position under the elastic force of each spring 324, so that the transfer stretcher 20 can be conveniently taken down.

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 within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A patient transfer device, comprising:

a transfer trolley (10) and a transfer stretcher (20);

a plurality of fasteners (30), said plurality of fasteners (30) being spaced apart from one another on said cart (10);

wherein the transfer stretcher (20) is detachably mounted on the transfer trolley (10) by means of a plurality of said fasteners (30).

2. The patient transfer device according to claim 1, wherein the transfer trolley (10) has a bed plate (11), the transfer stretcher (20) has a lifting bar (21); said fastener (30) comprising:

the positioning seat (31) is arranged on the bed plate (11);

the locking piece (32) is mounted on the positioning seat (31) in a manner of moving up and down along the direction vertical to the bed plate (11) so as to lock or unlock the lifting rod (21).

3. The patient transfer device according to claim 2, wherein the positioning socket (31) comprises:

the positioning column (311) is arranged on the bed board (11) along the direction vertical to the bed board (11);

a first end of the positioning plate (312) is vertically connected with the side wall of the positioning column (311), and a second end of the positioning plate (312) is a free end;

wherein, a positioning hole (313) is arranged on the positioning plate (312), and the locking piece (32) can be installed in the positioning hole (313) in a vertically moving way.

4. Patient transfer device according to claim 3, wherein the bottom end of the positioning column (311) is connected with the bed plate (11) by a bearing mechanism to enable the positioning column (311) to rotate around its axis;

the positioning column (311) is provided with a first position and a second position which rotate around the axis of the positioning column, and when the positioning column (311) rotates to the first position, the locking piece (32) and the lifting rod (21) are vertically opposite in the direction vertical to the bed plate (11); when the positioning column (311) rotates to the second position, the locking piece (32) and the lifting rod (21) deviate from each other in the direction perpendicular to the bed plate (11).

5. The patient transfer device according to claim 4, wherein the locking member (32) comprises:

a positioning rod (321) which can be vertically moved and is arranged in the positioning hole (313) in a penetrating way;

a lock plate (322) connected to a lower end of the positioning rod (321) to move up and down in synchronization with the positioning rod (321);

the locking plate (322) is provided with a third position moving downwards along the extending direction of the positioning hole (313) and a fourth position moving upwards, and the locking plate (322) is mutually buckled with the lifting rod (21) when moving to the third position so as to lock the lifting rod (21); when the locking plate (322) moves to the fourth position, the locking plate and the lifting rod (21) are separated from each other, so that the lifting rod (21) is unlocked.

6. The patient transfer device according to claim 5, wherein a locking pin (314) extending along a radial direction of the positioning hole (313) is arranged on an inner side wall of the positioning hole, a locking groove (323) matched with the locking pin (314) is formed on a side wall of the positioning rod (321), and the locking pin (314) is at least partially slidably embedded in the locking groove (323);

the locking grooves (323) comprise vertical grooves extending along the length direction of the positioning rod (321) and transverse grooves perpendicular to and penetrating through the vertical grooves; when the positioning rod (321) and the locking plate (322) move up and down along the extending direction of the positioning hole (313), the locking pin (314) moves up and down along the vertical groove; -when the locking plate (322) is moved to the third position, by rotating the detent lever (321) to bring the locking pin (314) into the transverse slot; the locking pin (314) enters the transverse groove to lock the locking plate (322) so that the locking plate (322) locks the lifting rod (21).

7. The patient transfer device according to claim 6, wherein the locking plate (322) is an arc-shaped plate, and the inner side wall of the arc-shaped plate is adapted to the shape of the lifting rod (21);

the lower end of the positioning rod (321) is connected with the locking plate (322) through a bearing mechanism, so that when the locking plate (322) moves to the third position and rotates the positioning rod (321), the circumferential position of the locking plate (322) around the positioning rod (321) is unchanged.

8. The patient transfer device according to claim 5, wherein the locking member (32) further comprises:

the springs (324), the springs (324) are multiple, and the springs (324) are arranged around the positioning rod (321) at intervals in the circumferential direction; one end of each spring (324) is connected with the positioning plate (312), and the other end of each spring (324) is connected with the locking plate (322);

wherein each spring (324) is in a free-extending state when the locking plate (322) is in the fourth position; when the locking plate (322) moves to the third position, each spring (324) is lengthened, and when each spring (324) recovers the length, the locking plate (322) is driven to return to the fourth position from the third position.

9. The patient transfer device according to claim 2, wherein the number of the lifting rods (21) of the transfer stretcher (20) is two, the number of the fastening members (30) is four, and the four fastening members (30) are correspondingly arranged at four corners of the bed plate (11);

the locking members (32) of the four locking members (30) correspond to the four ends of the two lifting rods (21) so as to lock or unlock the four ends of the two lifting rods (21).

10. The patient transfer device according to claim 1, wherein a rack (12) is provided below the transfer trolley (10); the patient transfer device further comprises:

an instrument rack (40), the instrument rack (40) being placed within the rack (12);

wherein the instrument holder (40) is used for placing a medical instrument.