CN114259359A

CN114259359A - Novel clinical bed changing and shifting device for severe medical science

Info

Publication number: CN114259359A
Application number: CN202210106561.4A
Authority: CN
Inventors: 张书娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-04-01

Abstract

The invention provides a novel clinical bed-changing shifting device for severe medicine, which comprises a support frame and a transfer belt, wherein transmission shafts are arranged at two ends of the support frame in a penetrating manner, transfer gears are arranged at two ends of the transmission shafts, two groups of toothed belts are arranged on the inner side of the transfer belt, each group of toothed belts are respectively sleeved on the two groups of transfer gears, and a transmission assembly is arranged on the support frame and connected with one group of transmission shafts; the bottom of support frame is equipped with sliding connection's mounting panel, and the both ends of mounting panel all are equipped with encloses the fender frame, are equipped with translation mechanism on the mounting panel and are connected with the support frame, and the bottom of mounting panel is equipped with the backup pad, and the backup pad bottom is equipped with the drain pan of connecting through angle adjusting mechanism, and the drain pan bottom is equipped with the base of connecting through lifting unit. This shift unit of changing a bed convenient to use when changing a bed to the patient and shifting, can be with the patient from the sick bed on stable quick removal to the not transfer bed of co-altitude, improved the efficiency that the patient shifted, and can not cause the strain to patient's operation wound at the in-process that shifts the patient.

Description

Novel clinical bed changing and shifting device for severe medical science

Technical Field

The invention belongs to the technical field of critical medicine, and particularly relates to a novel clinical bed changing and shifting device for critical medicine.

Background

Critically ill patients need to be moved often between wards and examination rooms, operating rooms, from a hospital bed to a transfer bed, or from a transfer bed to an operating bed or examination device. When a patient is lifted from a sickbed by nursing staff to place a stretcher or move the patient on the bed, the action amplitude of the patient is large, the patient feels uncomfortable or the wound is torn easily, the treatment rehabilitation efficiency is affected, and therefore the patient needs to be transferred by changing the bed and shifting the severe patient.

For example, the invention patent of chinese application No. 202010379654.5 provides a shift device for clinical changing of a bed in critical medicine, wherein a reduction motor is controlled to drive a round bar and a first gear to rotate, the first gear is engaged to drive a second gear and a threaded bar to rotate, so that the shift device and a patient move up and down, the height of the patient is adjusted, and the patient can be moved to a transfer bed or an operating table. However, the existing bed-changing displacement device still needs to drag the patient when in use, and is inconvenient to move the patient from the sickbed to the transfer bed with different heights or from the transfer bed to the operating table, so that the practical value is reduced.

Disclosure of Invention

In order to solve the technical problems, the invention provides a novel clinical bed changing and shifting device for severe medicine, which aims to solve the technical problems that in the prior art, when a patient is changed and shifted, a common bed changing and shifting device still needs to drag the patient, and the patient is inconvenient to stably and quickly move from a hospital bed to a transfer bed with different heights or from the transfer bed to an operating table.

The invention relates to a novel clinical bed-changing and shifting device for severe medicine, which has the purpose and the effect achieved by the following specific technical means:

a novel clinical bed-changing and shifting device for critical medicine comprises a supporting frame and a transfer belt, wherein mounting cylinders are arranged at two ends of the supporting frame, a transmission shaft penetrates through the mounting cylinders, transfer gears are arranged at two ends of the transmission shaft, two groups of toothed belts are arranged on the inner side of the transfer belt, each group of toothed belts are sleeved on the two groups of transfer gears respectively, and a transmission assembly is arranged on the supporting frame and connected with one group of transmission shafts; the bottom of support frame is provided with sliding connection's mounting panel, the both ends of mounting panel all are provided with encloses the fender frame, be provided with translation mechanism on the mounting panel with the support frame is connected, the bottom of mounting panel is provided with the backup pad of connecting through the multiunit bolt, the transportation area sets up the mounting panel with between the backup pad, the backup pad bottom is provided with carries out the drain pan of connecting through angle adjustment mechanism, the drain pan bottom is provided with the base of connecting through lifting unit, the base bottom is provided with four auto-lock universal wheels of group.

As a preferred technical scheme, the transmission assembly comprises a mounting frame arranged on the support frame, a first transmission motor and a mounting seat are arranged on the mounting frame, a first mounting wheel is clamped in the mounting seat, one end of the first mounting wheel is connected with an output shaft of the first transmission motor, a first bevel gear is arranged at the other end of the first mounting wheel, a mounting hole is formed in one side of the mounting frame, a second mounting wheel is clamped in the mounting hole, second bevel gears are arranged at two ends of the second mounting wheel, a group of transmission shafts are provided with third bevel gears, one group of the second bevel gears is meshed with the first bevel gears, and the other group of the second bevel gears is meshed with the third bevel gears.

As a preferred technical scheme, the translation mechanism comprises racks connected with two sides of the support frame through connecting plates, two sets of first transmission gears installed through shafts are arranged on the mounting plate, the two sets of first transmission gears are respectively engaged with the two sets of racks, a first belt pulley is fixedly arranged on the first transmission gears, two sets of rotating shafts are arranged on the mounting plate in a penetrating manner, second belt pulleys are arranged at two ends of each rotating shaft, one set of second belt pulleys is connected with the first belt pulley through a first transmission belt, two sets of third belt pulleys installed through shafts are arranged at the bottom of the support plate, the third belt pulleys are connected with the other set of second belt pulleys through a second transmission belt, second transmission gears are arranged at the bottoms of the two sets of third belt pulleys, and the two sets of second transmission gears are engaged with each other, the bottom of the supporting plate is provided with a fixed seat, and an output shaft of a second transmission motor on one side of the fixed seat is connected with one group of second transmission gears.

As an optimal technical scheme, T-shaped grooves are formed in the bottoms of the connecting plates, two sets of T-shaped rails are arranged on the mounting plate, and the connecting plates are clamped on the T-shaped rails respectively through the T-shaped grooves and are connected with the mounting plate in a sliding mode.

As a preferred technical scheme, angle adjustment mechanism is including fixed setting the connecting cylinder and two sets of first connecting seats of backup pad bottom, be provided with the supporting seat on the drain pan, be provided with the installation axle on the supporting seat, the connecting cylinder cover is established install epaxially, be provided with the lead screw through the axle installation in the supporting seat, the one end of lead screw is provided with third drive motor, the cover is equipped with the screw thread seat on the lead screw, be provided with two sets of second connecting seats on the fly leaf of screw thread seat bottom, first connecting seat with the second connecting seat is connected through the push rod.

As a preferred technical scheme, the two sides of the movable plate are provided with positioning clamp frames, the two sides of the supporting seat are provided with positioning convex edges, and the two groups of positioning clamp frames are clamped on the two groups of positioning convex edges respectively.

As a preferred technical scheme, the lifting assembly comprises a hydraulic cylinder fixedly arranged on the base, the hydraulic cylinder is arranged in the base and is in contact with the top of the inner side of the base, four groups of positioning rods are arranged on the base, and the four groups of positioning rods are all arranged at the bottom of the base in a penetrating manner.

As a preferred technical scheme, a first protective shell is arranged on the supporting frame, and a second protective shell is arranged at the bottom of the supporting plate.

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

1. when in use, the bed changing and shifting device moves the bed changing and shifting device between the sickbed and the transfer bed, and enables one end of the transfer belt to move to the lower part of the body side of a patient, and the first bevel gear is controlled by the first transmission motor to rotate, the second mounting wheel is driven to rotate by the first bevel gear, one group of transmission shafts is driven to rotate by the matching of the second bevel gear and the third bevel gear, further controls the movement of the transfer belt through the matching of the transfer gear and the toothed belt, the transfer belt stably transfers the patient to the upper part of the transfer belt through the friction force with the body of the patient in the movement process, thereby the patient can be rapidly and stably moved from the sickbed to the transfer bed or from the transfer bed to the operating table, and the bed changing and shifting device is very convenient to use, improves the efficiency of patient transfer, and does not cause strain to the operation wound of the patient in the process of transferring the patient.

2. This bed changing and shifting device still can rotate through one of them a set of second drive gear of second drive motor control when using, and then the rotation of opposite direction is done to two sets of third belt pulleys of meshing control through two sets of second drive gear, make two sets of first drive gear do opposite direction's rotation, the meshing through first drive gear and rack drives the carriage translation on the mounting panel, with the position that adapts to the patient, the convenient quick removal of one end that will transport the area is to the side below of patient's health, improve the efficiency of transferring the patient.

3. This trade bed shift unit is still accessible control third drive machine control lead screw when using and is rotated, the lead screw drives screw thread seat linear motion on the lead screw through screw motion at the pivoted in-process, the screw thread seat drives two sets of second connecting seats along lead screw axis direction linear motion at linear motion's in-process, and then the cooperation control backup pad through two sets of push rods and first connecting seat rotates along the installation axle, make the transportation area take place the slope, and then conveniently remove the patient to highly different transportation bed or operating table on, the application scope of this trade bed shift unit has been improved.

Drawings

Fig. 1 is a schematic structural diagram of the assembled novel clinical bed-changing and shifting device for critical medicine of the invention.

Fig. 2 is a schematic structural view of the novel clinical bed-changing and shifting device for critical medicine of the invention after being disassembled.

Fig. 3 is a schematic diagram of the internal structure of the novel clinical bed-changing and shifting device for critical medicine of the invention.

Fig. 4 is a schematic view of the bottom side structure of the novel clinical bed-changing and shifting device for critical medicine of the present invention.

Fig. 5 is a schematic structural diagram of a support plate in the novel clinical bed-changing and shifting device for critical medicine of the invention.

Fig. 6 is a schematic structural diagram of a support frame in the novel clinical bed-changing and shifting device for critical medicine of the invention.

Fig. 7 is a schematic structural diagram of a mounting plate in the novel clinical bed-changing and shifting device for critical medicine of the invention.

Fig. 8 is an enlarged schematic view of the region a in fig. 2.

Fig. 9 is an enlarged schematic view of region b in fig. 2.

Fig. 10 is an enlarged schematic view of region c in fig. 2.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

101. a support frame; 102. mounting the cylinder; 103. a mounting frame; 104. a mounting seat; 105. a connecting plate; 106. a rack; 107. a T-shaped groove; 108. mounting holes; 201. a first drive motor; 202. a first mounting wheel; 203. a first bevel gear; 204. a second mounting wheel; 205. a second bevel gear; 206. a third bevel gear; 207. a drive shaft; 208. a transfer gear; 209. a transfer belt; 210. a toothed belt; 301. mounting a plate; 302. a T-shaped track; 303. a surrounding baffle frame; 304. a first protective shell; 305. a support plate; 306. a connecting cylinder; 307. a first connecting seat; 308. a fixed seat; 309. a second drive motor; 401. a first drive gear; 402. a first pulley; 403. a rotating shaft; 404. a second pulley; 405. a first drive belt; 406. a third belt pulley; 407. a second transmission gear; 408. a second drive belt; 501. a bottom case; 502. a base; 503. a self-locking universal wheel; 504. positioning a rod; 505. a hydraulic cylinder; 506. a supporting seat; 507. installing a shaft; 508. positioning the convex ribs; 601. a third drive motor; 602. a lead screw; 603. a threaded seat; 604. a movable plate; 605. a second connecting seat; 606. a push rod; 607. positioning a clamp frame; 701. a second protective shell.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the technical solutions of the present invention, but should not be construed to limit the scope of the present invention.

Example (b):

as shown in fig. 1 to 7, the invention provides a novel clinical bed-changing and shifting device for critical medicine, which comprises a support frame 101 and a transfer belt 209, wherein both ends of the support frame 101 are provided with installation cylinders 102, transmission shafts 207 penetrate through the installation cylinders 102, both ends of the transmission shafts 207 are provided with transfer gears 208, the inner side of the transfer belt 209 is provided with two groups of toothed belts 210, each group of toothed belts 210 is respectively sleeved on the two groups of transfer gears 208, and the support frame 101 is provided with a transmission assembly connected with one group of transmission shafts 207;

when changing the bed displacement to the patient, can with the device bodily movement to between sick bed and the transportation bed, make one side of transporting area 209 be located the side below of patient's health, rotate through one of them set of transmission shaft 207 of transmission assembly control, and then drive the whole emergence motion of transporting area 209 through the cooperation of two sets of cingulums 210 and four sets of transportation gears 208, drive the patient through the frictional force between transporting area 209 and the patient and remove to transporting the area 209 from the one end of transporting area 209 on, and shift out to transporting the bed from the one end of transporting area 209 on.

The bottom of support frame 101 is provided with sliding connection's mounting panel 301, the both ends of mounting panel 301 all are provided with and enclose fender frame 303, it is connected with support frame 101 to be provided with translation mechanism on the mounting panel 301, the bottom of mounting panel 301 is provided with the backup pad 305 that carries out the connection through the multiunit bolt, it sets up between mounting panel 301 and backup pad 305 to transport area 209, backup pad 305 bottom is provided with carries out the drain pan 501 connected through angle adjustment mechanism, drain pan 501 bottom is provided with carries out the base 502 connected through lifting unit, base 502 bottom is provided with four groups auto-lock universal wheels 503.

The device accessible four auto-lock universal wheels 503 of group move on ground, when removing the device and making the transportation area 209 be located patient's body side below, accessible translation mechanism drives support frame 101 lateral motion on mounting panel 301, and the convenience is taken 209 to remove the transportation, makes the transportation take 209 can be quick remove to the side below of patient's health, and adaptable patient's position on the sick bed simultaneously need not the patient and initiatively moves the health to the transportation and takes 209. Still can adjust the high angle of transporting the area 209 through angle adjustment mechanism and lift subassembly, conveniently adapt to not high sick bed and transport the removal between the bed, improve the device's application scope.

As shown in fig. 2, 3, 6, and 8, in a preferred embodiment, the transmission assembly includes a mounting bracket 103 disposed on the supporting frame 101, the mounting bracket 103 is provided with a first transmission motor 201 and a mounting base 104, a first mounting wheel 202 is clamped in the mounting base 104, one end of the first mounting wheel 202 is connected to an output shaft of the first transmission motor 201, the other end is provided with a first bevel gear 203, one side of the mounting bracket 103 is provided with a mounting hole 108, a second mounting wheel 204 is clamped in the mounting hole 108, two ends of the second mounting wheel 204 are provided with second bevel gears 205, one group of transmission shafts 207 is provided with third bevel gears 206, one group of second bevel gears 205 is engaged with the first bevel gear 203, the other group of second bevel gears 205 is engaged with the third bevel gears 206, and the first protective shell 304 is used for protecting the transmission assembly.

The first transmission motor 201 can drive the first installation wheel 202 to rotate in the installation base 104, and then drive the first bevel gear 203 to rotate, the first bevel gear 203 drives the two sets of second bevel gears 205 to rotate along the axis direction of the second installation wheel 204 in the rotating process, and then drives the transmission shaft 207 to rotate through the meshing between the second bevel gears 205 and the third bevel gears 206, so as to control the whole movement of the transfer belt 209. And the installation mode of the transmission assembly can save a large amount of installation space, and the integral stability of the bed changing displacement device is high.

As shown in fig. 2 to 8, the translation mechanism includes racks 106 connected to two sides of the supporting frame 101 through connecting plates 105, two sets of first transmission gears 401 mounted through shafts are disposed on the mounting plate 301, the two sets of first transmission gears 401 are respectively engaged with the two sets of racks 106, a first belt pulley 402 is fixedly disposed on the first transmission gears 401, two sets of rotating shafts 403 are disposed on the mounting plate 301 in a penetrating manner, second belt pulleys 404 are disposed at two ends of the rotating shafts 403, one set of second belt pulleys 404 is connected to the first belt pulley 402 through a first transmission belt 405, two sets of third belt pulleys 406 mounted through shafts are disposed at the bottom of the supporting plate 305, the third belt pulleys 406 are connected to the other set of second belt pulleys 404 through a second transmission belt 408, second transmission gears 407 are disposed at the bottoms of the two sets of third belt pulleys 406, the two sets of second transmission gears 407 are engaged with each other, and a fixing seat 308 is disposed at the bottom of the supporting plate 305, the output shaft of the second transmission motor 309 at one side of the fixed seat 308 is connected with one group of second transmission gears 407.

The second transmission motor 309 on one side of the fixed seat 308 can control one group of the second transmission gears 407 to rotate, the two groups of the third belt pulleys 406 are controlled to move in opposite directions by the cooperation of the two groups of the second transmission gears 407, the four groups of the second belt pulleys 404 are controlled to simultaneously rotate by the cooperation of the third belt pulleys 406 and the second transmission belt 408, the two groups of the first transmission gears 401 are controlled to rotate in opposite directions under the action of the two groups of the first transmission belts 405, and therefore the support frame 101 is driven to linearly move on the mounting plate 301 by the cooperation of the first transmission gears 401 and the rack 106, so that the transfer belt 209 can be rapidly moved to the side lower part of the body of a patient, the position of the patient on a patient bed can be adapted, the second protective shell 701 is used for protecting the two groups of the second transmission gears 407 and the second transmission motor 309, and the service life of the device is prolonged.

As shown in fig. 6 and 7, T-shaped grooves 107 are formed at the bottoms of the two sets of connecting plates 105, two sets of T-shaped rails 302 are arranged on the mounting plate 301, and the two sets of connecting plates 105 are respectively clamped on the two sets of T-shaped rails 302 through the two sets of T-shaped grooves 107 to be slidably connected with the mounting plate 301. The T-shaped tracks 302 are arranged for positioning the motion tracks of the two groups of connecting plates 105, so that the support frame 101 is prevented from shifting during motion, and the stability of the support frame 101 during translation is improved.

As shown in fig. 4, 5, and 10, the angle adjusting mechanism includes a connecting cylinder 306 and two sets of first connecting seats 307 fixedly disposed at the bottom of the supporting plate 305, a supporting seat 506 is disposed on the bottom shell 501, an installation shaft 507 is disposed on the supporting seat 506, the connecting cylinder 306 is sleeved on the installation shaft 507, a lead screw 602 mounted through a shaft is disposed in the supporting seat 506, a third transmission motor 601 is disposed at one end of the lead screw 602, a threaded seat 603 is sleeved on the lead screw 602, two sets of second connecting seats 605 are disposed on a movable plate 604 at the bottom of the threaded seat 603, and the first connecting seat 307 and the second connecting seats 605 are connected through a push rod 606.

The third transmission motor 601 drives the screw 602 to rotate on one side of the supporting seat 506, and under the matching positioning of the two sets of positioning clamping frames 607 and the positioning convex ribs 508, the screw seat 603 can be driven to move linearly on the screw 602, so as to drive the two sets of second connecting seats 605 to move linearly, and the two sets of second connecting seats 605 control the supporting plate 305 to rotate along the mounting shaft 507 through the hinged push rod 606 in the moving process, so as to adjust the angle of the supporting plate 305, so as to adapt to the transfer between the hospital beds and the transfer beds with different heights.

As shown in fig. 2, the lifting assembly includes a hydraulic cylinder 505 fixedly disposed on the base 502, the hydraulic cylinder 505 is disposed in the bottom case 501 and contacts with the top of the inner side of the bottom case 501, four positioning rods 504 are disposed on the base 502, and the four positioning rods 504 are all disposed at the bottom of the bottom case 501 in a penetrating manner. Accessible control pneumatic cylinder 505 goes up and down to drive drain pan 501 and goes up and down, and drain pan 501 receives the location between four groups of locating levers 504 at the in-process of going up and down to it is fast to move the transfer area 209 to the height that needs, has improved the device's application scope.

The specific use mode and function of the embodiment are as follows:

when in use, the bed changing and shifting device moves the bed changing and shifting device between a sickbed and a transfer bed, and moves one end of a transfer belt 209 to the lower part of the body side of a patient, and controls a first bevel gear 203 to rotate through a first transmission motor 201, the second mounting wheel 204 is driven to rotate by the first bevel gear 203, one group of transmission shafts 207 is driven to rotate by the cooperation of the second bevel gear 205 and the third bevel gear 206, and further controls the movement of the transfer belt 209 through the cooperation of the transfer gear 208 and the toothed belt 210, the transfer belt 209 smoothly transfers the patient to the upper part of the transfer belt 209 through the friction force with the body of the patient during the movement, thereby the patient can be rapidly and stably moved from the sickbed to the transfer bed or from the transfer bed to the operating table, and the bed changing and shifting device is very convenient to use, improves the efficiency of patient transfer, and does not cause strain to the operation wound of the patient in the process of transferring the patient.

This bed changing shifter still can rotate through one of them a set of second drive gear 407 of second drive motor 309 control when using, and then do the rotation of opposite direction through the meshing of two sets of second drive gear 407 two sets of third belt pulleys 406 of control, make two sets of first drive gear 401 do the rotation of opposite direction, drive support frame 101 translation on mounting panel 301 through the meshing of first drive gear 401 and rack 106, in order to adapt to patient's position, the convenient quick side below of moving to patient's health of one end of transfer belt 209, improve the efficiency of transferring the patient.

This trade bed shifter still accessible control third driving motor 601 when using controls lead screw 602 and rotates, lead screw 602 drives screw thread seat 603 through screw motion at the pivoted in-process and linear motion on lead screw 602, screw thread seat 603 drives two sets of second connecting seats 605 along lead screw 602 axis direction linear motion at linear motion's in-process, and then the cooperation control backup pad 305 through two sets of push rods 606 and first connecting seat 307 rotates along installation axle 507, make the transportation area 209 take place the slope, and then conveniently remove the patient to the transport bed or the operating table of high difference, the application scope of this trade bed shifter has been improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it being obvious to a person skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments.

Claims

1. Novel clinical bed changing and shifting device for severe medical science, which is characterized in that: the device comprises a support frame (101) and a transfer belt (209), wherein both ends of the support frame (101) are provided with installation cylinders (102), transmission shafts (207) penetrate through the installation cylinders (102), both ends of the transmission shafts (207) are provided with transfer gears (208), two groups of toothed belts (210) are arranged on the inner side of the transfer belt (209), each group of toothed belts (210) is sleeved on two groups of transfer gears (208) respectively, and the support frame (101) is provided with a transmission assembly connected with one group of transmission shafts (207); the bottom of support frame (101) is provided with sliding connection's mounting panel (301), the both ends of mounting panel (301) all are provided with and enclose fender frame (303), be provided with translation mechanism on mounting panel (301) with support frame (101) are connected, the bottom of mounting panel (301) is provided with backup pad (305) of connecting through the multiunit bolt, transfer area (209) set up mounting panel (301) with between backup pad (305), backup pad (305) bottom is provided with drain pan (501) of connecting through angle adjustment mechanism, drain pan (501) bottom is provided with base (502) of connecting through lifting unit, base (502) bottom is provided with four auto-lock universal wheels of group (503).

2. The novel clinical bed changing and shifting device for critical medicine according to claim 1, wherein: the transmission component comprises a mounting rack (103) arranged on the support frame (101), a first transmission motor (201) and a mounting seat (104) are arranged on the mounting rack (103), a first mounting wheel (202) is clamped in the mounting seat (104), one end of the first mounting wheel (202) is connected with an output shaft of the first transmission motor (201), the other end of the first mounting wheel (202) is provided with a first bevel gear (203), one side of the mounting rack (103) is provided with a mounting hole (108), a second mounting wheel (204) is clamped in the mounting hole (108), two ends of the second mounting wheel (204) are provided with second bevel gears (205), wherein a third bevel gear (206) is arranged on one group of the transmission shafts (207), one set of the second bevel gears (205) is engaged with the first bevel gears (203), and the other set of the second bevel gears (205) is engaged with the third bevel gears (206).

3. The novel clinical bed changing and shifting device for critical medicine according to claim 1, wherein: the translation mechanism comprises racks (106) connected with two sides of the support frame (101) through connecting plates (105), two sets of first transmission gears (401) installed through shafts are arranged on the mounting plate (301), the two sets of first transmission gears (401) are respectively meshed with the two sets of racks (106), first belt pulleys (402) are fixedly arranged on the first transmission gears (401), two sets of rotating shafts (403) are arranged on the mounting plate (301) in a penetrating mode, second belt pulleys (404) are arranged at two ends of each rotating shaft (403), one set of the second belt pulleys (404) is connected with the first belt pulleys (402) through first transmission belts (405), two sets of third belt pulleys (406) installed through shafts are arranged at the bottom of the support plate (305), and the third belt pulleys (406) are connected with the other set of the second belt pulleys (404) through second transmission belts (408), the bottoms of the two groups of third belt pulleys (406) are respectively provided with a second transmission gear (407), the two groups of second transmission gears (407) are meshed, the bottom of the supporting plate (305) is provided with a fixed seat (308), and an output shaft of a second transmission motor (309) on one side of the fixed seat (308) is connected with one group of second transmission gears (407).

4. The novel clinical bed changing and shifting device for critical medicine according to claim 3, wherein: t type groove (107) have all been seted up to the bottom of connecting plate (105), be provided with two sets of T type tracks (302) on mounting panel (301), it is two sets of connecting plate (105) are through two sets of T type groove (107) are blocked respectively and are established two sets of on the T type track (302) with sliding connection is carried out to mounting panel (301).

5. The novel clinical bed changing and shifting device for critical medicine according to claim 1, wherein: the angle adjusting mechanism comprises a connecting cylinder (306) and two groups of first connecting seats (307) which are fixedly arranged at the bottom of a supporting plate (305), a supporting seat (506) is arranged on a bottom shell (501), an installation shaft (507) is arranged on the supporting seat (506), the connecting cylinder (306) is sleeved on the installation shaft (507), a lead screw (602) installed through a shaft is arranged in the supporting seat (506), a third transmission motor (601) is arranged at one end of the lead screw (602), a threaded seat (603) is sleeved on the lead screw (602), two groups of second connecting seats (605) are arranged on a movable plate (604) at the bottom of the threaded seat (603), and the first connecting seats (307) and the second connecting seats (605) are connected through a push rod (606).

6. The novel clinical bed changing and shifting device for critical medicine according to claim 5, wherein: the two sides of the movable plate (604) are provided with positioning clamp frames (607), the two sides of the supporting seat (506) are provided with positioning convex ribs (508), and the two positioning clamp frames (607) are respectively clamped on the two positioning convex ribs (508).

7. The novel clinical bed changing and shifting device for critical medicine according to claim 1, wherein: the lifting assembly comprises a hydraulic cylinder (505) fixedly arranged on the base (502), the hydraulic cylinder (505) is arranged in the bottom shell (501) and is in contact with the top of the inner side of the bottom shell (501), four groups of positioning rods (504) are arranged on the base (502), and the four groups of positioning rods (504) are arranged at the bottom of the bottom shell (501) in a penetrating manner.

8. The novel clinical bed changing and shifting device for critical medicine according to claim 1, wherein: the supporting frame (101) is provided with a first protective shell (304), and the bottom of the supporting plate (305) is provided with a second protective shell (701).