CN221180858U

CN221180858U - ICU improved multifunctional electric bed

Info

Publication number: CN221180858U
Application number: CN202322921705.4U
Authority: CN
Inventors: 许艳; 邢星敏; 姚媛媛; 俞琳; 冯波
Original assignee: Nanjing Drum Tower Hospital
Current assignee: Nanjing Drum Tower Hospital
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-06-21
Anticipated expiration: 2033-10-31

Abstract

The utility model relates to the technical field of medical equipment, in particular to an ICU improved multifunctional electric bed, which comprises: the utility model provides an ICU electric bed which has a turnover function and a movable assistance function and can prevent foot drop.

Description

ICU improved multifunctional electric bed

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an ICU improved multifunctional electric bed.

Background

An electric bed is one of the facilities for ICU-based care. The patient is critically ill and needs to be bedridden for treatment, so that not only is the patient often checked out to determine the treatment scheme, but also the patient needs to be turned over, beaten back and the like for treatment and nursing, and meanwhile, various complications brought by the bedridden, such as foot drop and the like, are prevented.

At present, ICU electric beds are widely available in the market and have certain auxiliary functions. Such as lifting, lifting back, weighing and the like of the integral bed frame. Also bulletin number: CN207136973U provides an electric bed with functions of lifting back, bending legs, tilting back and forth, tilting left and right, alarming from bed, etc., but there are still many limitations for patients lying in bed for a long time, the strength and burden of nursing staff cannot be practically reduced, and complications of patients can be prevented, therefore, we design an ICU improved multifunctional electric bed has necessity.

Disclosure of utility model

The utility model aims to provide an ICU improved multifunctional electric bed, which solves the technical problems in the background technology.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

An ICU retrofit multi-function electric bed comprising: the electric back beating hammer comprises a bed body, a left bed plate, a right bed plate and an electric back beating hammer, wherein the left bed plate and the right bed plate are respectively arranged at the left side and the right side of the top end of the bed body corresponding to the upper half of a patient, turning-over components for turning over the patient left and right are respectively arranged at the lower parts of the left bed plate and the right bed plate, the electric back beating hammer is respectively embedded at the positions of the left bed plate and the right bed plate corresponding to the back of the patient, the foot drop preventing components are arranged at the top of the bed body corresponding to the lower limbs of the patient, roller components are arranged at the four corners of the bottom end of the bed body, and electric power assisting mechanisms are arranged on the roller components.

Further, the bed body includes: the device comprises a square bed frame, narrow transverse frames, wide transverse frames, a headboard, a bed tailboard, a trapezoidal support, a bottom plate, a head support and a tail support, wherein a plurality of narrow transverse frames are arranged; the bed head board and the bed tail board are respectively arranged on the front side and the back side of the top end of the square bed frame, four trapezoidal supports are symmetrically arranged on the front side and the back side of the left side and the right side of the square bed frame, the bottom plate is fixedly connected to the bottom ends of the four trapezoidal supports, the head support and the tail support are respectively provided with two, the two head supports are symmetrically and fixedly connected to the left side and the right side of the front part of the bottom plate, and the two tail supports are symmetrically and fixedly connected to the left side and the right side of the rear part of the bottom plate.

Further, the method further comprises the following steps: the articulated shaft, the inboard back fixed connection baffle that is close to of back shape bedstead, one side in opposite directions of left bed board and right bed board is articulated each other through the articulated shaft, left side bed board and right bed board bottom respectively with the corresponding wide crossbearer's of patient head top and with the corresponding narrow crossbearer's of patient upper body top contact cooperation, the articulated shaft rear end runs through and rotates and connect the baffle middle part, the articulated shaft front end rotates and connects in the rotary tank that back shape bedstead inner wall front end intermediate position department was seted up.

Further, the body turning assembly bilateral symmetry is provided with a plurality of groups, body turning assembly includes: the electric telescopic device comprises an upper support, an electric telescopic rod and a lower support, wherein the lower support is fixedly connected to the top end of a bottom plate, the fixed end of the electric telescopic rod is hinged to the upper end of the lower support, the telescopic end of the electric telescopic rod is hinged to the upper support, the left upper support is fixedly connected to the bottom end of a left bed plate, and the right upper support is fixedly connected to the bottom end of a right bed plate.

Further, the electric back beating hammer comprises: the device comprises a sleeve, a middle separation block, a vertical sliding rod, an armature, a spring, an electromagnet, a hammer and a spacer, wherein the middle separation block is fixedly connected to the middle of an inner cavity of the sleeve, the vertical sliding rod vertically slides and penetrates through the central position of the middle separation block, the armature is fixedly connected to the bottom end of the vertical sliding rod, the spring is sleeved on the lower portion of the vertical sliding rod, two ends of the spring are respectively pressed against the top end of the armature and the bottom end of the middle separation block, the electromagnet is provided with a plurality of electromagnets, the bottom end of the middle separation block is uniformly arranged, the electromagnets are magnetically adsorbed on the armature when in an electrified state, the top of the vertical sliding rod is fixedly connected with the hammer, the spacer is fixedly connected to the top end of the sleeve, embedded circular grooves are formed in the positions of the left bed board and the right bed board corresponding to the back of a patient, and the sleeve is embedded in the embedded circular grooves.

Further, the foot drop prevention assembly includes: leg part cushion, L type backplate, L type slider, locking knob and slide bar, leg part cushion bottom respectively with the corresponding wide crossbearer's of patient foot top and with the corresponding narrow crossbearer's of patient foot top contact cooperation, the sinking spout has been seted up along patient's height direction in leg part cushion top middle part, L type backplate sliding connection is in this sinking spout, L type backplate left and right sides both ends symmetry is provided with two L type sliders, two L type slides have been seted up to the symmetry of return-form bedstead rear portion left and right sides, the short portion sliding connection of L type slider is at the exposure of L type slide, the outside threaded connection of L type slider has locking knob, both ends symmetry are provided with two slide bars around the tip inboard of L type slider, slide bar sliding connection is at the embedded portion of L type slide.

Further, universal wheels are arranged at the bottom end of the head support.

Further, the method further comprises the following steps: the motor support, afterbody support bottom fixedly connected with drive wheel support, rotate on two drive wheel supports of left and right sides and be connected with the shaft left and right sides, the shaft left and right sides runs through and fixedly connected with two drive wheels, the shaft middle part runs through and fixedly connected with driven helical gear, driven helical gear meshing has the drive helical gear, drive helical gear top fixedly connected with drive shaft, fixedly connected with mounting panel between two drive wheel supports, the drive shaft runs through and swing joint mounting panel middle part, drive shaft top fixedly connected with servo motor output, servo motor passes through the motor support fixed mounting that two bilateral symmetry set up on the mounting panel top.

Further, a rectangular groove is formed in the middle of the top end of the bed tail plate, a sinking installation groove is formed in the bottom end of the rectangular groove, a backward switch and a forward switch are respectively arranged on the left side and the right side of the sinking installation groove, and the forward switch and the backward switch respectively control the servo motor to rotate positively or reversely.

Further, the method further comprises the following steps: the protection cover is hinged to the front side of the rectangular groove through the connecting shaft and is matched with the rectangular groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. Through the cooperation of the left bed board and the right bed board and the turning-over assembly, the patient can be turned over left and right, and the turning-over angle can be controlled, so that the patient safety is ensured for the slow gradual auxiliary turning-over function of the hemodynamic unstable patient.

2. Through the electric back beating hammer, the back beating can be performed to beat the chest and the back, so that sputum discharge is promoted, and lung tension is prevented.

3. The foot drop prevention component can be flexibly adjusted according to the length of a patient, and foot drop can be effectively prevented.

4. The electric power assisting mechanism is composed of a servo motor, a driving shaft, a driving bevel gear, a driven bevel gear, a wheel shaft and a driving wheel, and the driving wheel is controlled to move forwards or backwards through the forward switch and the backward switch, so that the workload of nursing staff can be reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a bottom view of the present utility model;

FIG. 3 is a structural view of the present utility model after the shield is opened;

FIG. 4 is a transverse, longitudinal cross-sectional view of the present utility model at an electric back hammer;

FIG. 5 is a cross-sectional view of the present utility model;

FIG. 6 is a longitudinal cross-sectional view of the present utility model at an electric telescopic rod;

fig. 7 is a transverse, longitudinal cross-sectional view of the utility model at the shield.

The reference numerals in the drawings are: the device comprises a 1-square bed frame, a 101-L-shaped slideway, a 2-narrow transverse frame, a 3-wide transverse frame, a 4-partition plate, a 5-left bed board, a 6-right bed board, a 7-hinged shaft, an 8-electric back beating hammer, a 801-sleeve, a 802-middle partition block, a 803-vertical slide bar, a 804-armature, a 805-spring, a 806-electromagnet, a 807-hammer, a 808-partition, a 9-headboard, a 10-bed tail board, a 1001-rectangular groove, a 1002-sinking installation groove, a 11-leg cushion block, a 1101-sinking chute, a 12-L-shaped guard board, a 13-L-shaped slide block, a 14-locking knob, a 15-slide bar, a 16-trapezoid support, a 17-base plate, a 18-upper support, a 19-electric telescopic rod, a 20-lower support, a 21-head support, a 22-universal wheel, a 23-tail support, a 24-driving wheel support, a 25-wheel axle, a 26-driving wheel, a 27-driven bevel gear, a 28-driving bevel gear, a 29-driving shaft, a 30-installation plate, a 31-servo motor, a 32-motor support, a 33-forward switch, a 34-backward connection shaft and a 35-backward connection shaft.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and examples.

Referring to fig. 1-7, an ICU retrofit multi-function electric bed comprising: the electric foot-drop prevention device comprises a bed body, a left bed plate 5, a right bed plate 6 and an electric back-beating hammer 8, wherein the left bed plate 5 and the right bed plate 6 are respectively arranged at the left side and the right side of the top end of the bed body corresponding to the upper half of a patient, a turning-over assembly for turning over the patient left and right is arranged at the lower parts of the left bed plate 5 and the right bed plate 6, the electric back-beating hammer is respectively embedded at the positions of the left bed plate 5 and the right bed plate 6 corresponding to the back of the patient, the foot-drop prevention assembly is arranged at the top of the bed body corresponding to the lower limb of the patient, the roller assemblies are arranged at the four corners of the bottom end of the bed body, and the electric power assisting mechanism is arranged on the roller assemblies.

The bed body includes: the device comprises a square bed frame 1, a narrow transverse frame 2, wide transverse frames 3, a headboard 9, a footboard 10, a trapezoidal support 16, a bottom plate 17, a head support 21 and a tail support 23, wherein a plurality of narrow transverse frames 2 are arranged, two wide transverse frames 3 are arranged, the two wide transverse frames 3 are respectively and fixedly connected to the bottom end of the square bed frame 1 at positions corresponding to the head and the foot of a patient, a plurality of narrow transverse frames 2 are uniformly arranged between the two wide transverse frames 3, and a plurality of narrow transverse frames 2 are fixedly connected to the bottom end of the square bed frame 1; the headboard 9 and the bed end plate 10 are respectively arranged at the front and back sides of the top end of the square bed frame 1, four trapezoidal supports 16 are symmetrically arranged at the front and back parts of the left and right sides of the square bed frame 1, a bottom plate 17 is fixedly connected to the bottom ends of the four trapezoidal supports 16, two head supports 21 and two tail supports 23 are respectively arranged, the two head supports 21 are symmetrically and fixedly connected to the left and right sides of the front part of the bottom plate 17, and universal wheels 22 are arranged at the bottom ends of the head supports 21; the two tail brackets 23 are symmetrically and fixedly connected to the left and right sides of the rear part of the bottom plate 17.

Further comprises: the articulated shaft 7, the inboard back fixed connection baffle 4 that is close to of back shape bedstead 1, one side that left bed board 5 and right bed board 6 are in opposite directions is articulated each other through articulated shaft 7, left bed board 5 and right bed board 6 bottom respectively with the corresponding wide crossbearer 3's of patient head top and the corresponding narrow crossbearer 2's of patient upper body top contact cooperation, articulated shaft 7 rear end runs through and rotates and connect baffle 4 middle part, articulated shaft 7 front end rotates and connects in the rotary groove that the department was seted up at back shape bedstead 1 inner wall front end intermediate position.

The body turning assembly bilateral symmetry is provided with a plurality of groups, and the body turning assembly includes: the upper bracket 18, electric telescopic rod 19 and lower carriage 20, lower carriage 20 fixed connection is on the bottom plate 17 top, and electric telescopic rod 19's stiff end articulates the upper end of lower carriage 20, and electric telescopic rod 19's flexible end articulates there is upper bracket 18, and left upper bracket 18 fixed connection is in left bed board 5 bottom, and right upper bracket 18 fixed connection can realize the upset of left bed board 5 or right bed board 6 through electric telescopic rod 19's flexible in right bed board 6 bottom, and the upset angle is adjustable.

The electric back beating hammer comprises: the device comprises a sleeve 801, a middle separation block 802, a vertical slide bar 803, an armature 804, a spring 805, electromagnets 806, a hammer head 807 and a spacer 808, wherein the middle separation block 802 is fixedly connected to the middle part of an inner cavity of the sleeve 801, the vertical slide bar 803 vertically slides and penetrates through the center position of the middle separation block 802, the armature 804 is fixedly connected to the bottom end of the vertical slide bar 803, the spring 805 is sleeved on the lower part of the vertical slide bar 803, two ends of the spring 805 are respectively pressed against the top end of the armature 804 and the bottom end of the middle separation block 802, the electromagnets 806 are provided with a plurality of electromagnets 806, the electromagnets 806 are uniformly provided with the bottom ends of the middle separation block 802, the electromagnets 804 are magnetically adsorbed in an electrified state, the tops of the vertical slide bar 803 are fixedly connected with the hammer head 807, the spacer 808 is fixedly connected to the top end of the sleeve 801, embedded circular grooves are formed in positions of the left bed board 5 and the right bed board 6 corresponding to the back of a patient, the sleeve 801 is embedded in the embedded circular grooves, and when the electromagnets 806 are electrified, the armature 804 is adsorbed and moves upwards, so as to drive the vertical slide bar 803 to slide upwards, and perform back beating and back beating on the back of the patient through the hammer head 807; when the electromagnet 806 is powered off, the armature 804 moves downwards under the action of the elasticity of the spring 805 and gravity, and the hammer 807 moves downwards at the moment; in this way, the back beating frequency of the hammer 807 can be well controlled by controlling the frequency of the on/off power.

The foot drop prevention assembly includes: the leg cushion block 11, L-shaped guard plate 12, L-shaped sliding block 13, locking knob 14 and slide bar 15, the bottom of leg cushion block 11 respectively with the corresponding wide crossbearer 3's of patient foot top and the corresponding narrow crossbearer 2's of patient shank top contact cooperation, the sinking spout 1101 has been seted up along patient's height direction to leg cushion block 11 top middle part, L-shaped guard plate 12 sliding connection is in this sinking spout 1101, L-shaped guard plate 12 left and right sides symmetry is provided with two L-shaped sliding blocks 13, two L-shaped slides 101 have been seted up to the left and right sides symmetry of return-shaped bedstead 1 rear portion, the short portion sliding connection of L-shaped sliding block 13 is at the portion that exposes of L-shaped sliding block 101, the outside threaded connection of L-shaped sliding block 13 has locking knob 14, the inboard front and back both ends symmetry of the tip of L-shaped sliding block 13 is provided with two slide bars 15, slide bar 15 sliding connection is at the embedded portion of L-shaped sliding block 101, through moving L-shaped guard plate 12 along the sinking spout 1101 and can adjust according to patient's length, make patient's plantar can obtain fixing, avoid the drop foot, after the regulation is accomplished, only need to tighten the knob 14 of both sides.

Further comprises: the motor support 32, the fixed connection drive wheel support 24 in afterbody support 23 bottom, rotate on two drive wheel supports 24 of left and right sides and be connected with the shaft 25 left and right sides, the shaft 25 left and right sides runs through and fixedly connected with two drive wheels 26, the shaft 25 middle part runs through and fixedly connected with driven helical gear 27, driven helical gear 27 meshing has drive helical gear 28, drive helical gear 28 top fixedly connected with drive shaft 29, fixedly connected with mounting panel 30 between two drive wheel supports 24, drive shaft 29 runs through and swing joint mounting panel 30 middle part, drive shaft 29 top fixedly connected with servo motor 31 output, servo motor 31 passes through the motor support 32 fixed mounting of two bilateral symmetry settings in mounting panel 30 top, drive helical gear 27 rotation through servo motor 31 drive helical gear 26 rotation, and then drive the drive wheel 26 rotation of both sides and then provide the helping hand for the removal of whole bed body through shaft 25, can alleviate nursing staff's work burden.

Rectangular groove 1001 has been seted up at the middle part on bed tail-board 10 top, and sinking mounting groove 1002 has been seted up to rectangular groove 1001 bottom, and sinking mounting groove 1002 left and right sides is provided with back switch 34 and forward switch 33 respectively, and forward switch 33 and back switch 34 control servo motor 31 corotation or reversal respectively.

When the device is used, a patient lies between the left bed board 5 and the right bed board 6, feet are placed on the L-shaped guard board 12, then the L-shaped guard board 12 can be adjusted according to the length of the patient by moving along the sinking chute 1101, the soles of the patient can be fixed, foot drop is avoided, and after the adjustment is finished, the locking knobs 14 on the two sides are only required to be screwed; when the patient needs to turn over, the turning-over angle of the patient can be controlled by driving the left or right electric telescopic rod 19 to stretch to a proper length according to the direction of the patient; when the whole bed body is moved, the medical staff opens the shield 36, presses the forward switch 33 or the backward switch 34 according to the requirement, drives the driving bevel gear 28 to rotate through the servo motor 31 to drive the driven bevel gear 27 to rotate, and then drives the driving wheels 26 on two sides to rotate through the wheel shaft 25 to further provide assistance for the movement of the whole bed body, so that the workload of the nursing staff can be lightened.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The present utility model is not limited to the preferred embodiments, and any simple modification, equivalent replacement, and improvement made to the above embodiments by those skilled in the art without departing from the technical scope of the present utility model, will fall within the scope of the present utility model.

Claims

1. An ICU improved multifunctional electric bed comprising: the novel electric foot-drop-preventing bed comprises a bed body, a left bed plate (5), a right bed plate (6) and an electric back-beating hammer (8), wherein the left bed plate (5) and the right bed plate (6) are respectively arranged on the left side and the right side of the top end of the bed body corresponding to the upper half of a patient, a turning-over assembly used for turning over the patient left and right is arranged on the lower portion of the left bed plate (5) and the lower portion of the right bed plate (6), the electric back-beating hammer is respectively embedded in the position of the left bed plate (5) and the right bed plate (6) corresponding to the back of the patient, an foot-drop-preventing assembly is arranged at the top of the bed body corresponding to the lower limb of the patient, and a roller assembly is arranged at four corners of the bottom end of the bed body, and an electric power assisting mechanism is arranged on the roller assembly.

2. An ICU retrofit multi-function electric bed according to claim 1 wherein: the bed body includes: the device comprises a square bed frame (1), two wide transverse frames (2), a wide transverse frame (3), a headboard (9), a bed tailboard (10), a trapezoidal support (16), a bottom plate (17), a head support (21) and a tail support (23), wherein the narrow transverse frames (2) are provided with a plurality of narrow transverse frames, the two wide transverse frames (3) are respectively and fixedly connected to the bottom end of the square bed frame (1) at positions corresponding to the head and the foot of a patient, the plurality of narrow transverse frames (2) are uniformly arranged between the two wide transverse frames (3), and the plurality of narrow transverse frames (2) are fixedly connected to the bottom end of the square bed frame (1); the bed head board (9) and the bed tail board (10) are respectively arranged on the front side and the rear side of the top end of the square bed frame (1), the four trapezoid supports (16) are arranged, the four trapezoid supports (16) are symmetrically arranged on the front side and the rear side of the left side and the right side of the square bed frame (1), the bottom plate (17) is fixedly connected to the bottom ends of the four trapezoid supports (16), the head supports (21) and the tail supports (23) are respectively provided with two, the two head supports (21) are symmetrically and fixedly connected to the left side and the right side of the front part of the bottom plate (17), and the two tail supports (23) are symmetrically and fixedly connected to the left side and the right side of the rear part of the bottom plate (17).

3. An ICU retrofit multi-function electric bed according to claim 2 wherein: further comprises: the utility model provides a back shape bedstead, including back shape bedstead (1), articulated shaft (7), back shape bedstead (1) inboard is close to rear portion fixed connection baffle (4), one side in opposite directions of left bed board (5) and right bed board (6) is articulated each other through articulated shaft (7), left side bed board (5) and right bed board (6) bottom respectively with the top of the corresponding wide crossbearer (3) of patient's head and with the top contact cooperation of the corresponding narrow crossbearer (2) of patient's upper body, articulated shaft (7) rear end runs through and rotates and connect baffle (4) middle part, articulated shaft (7) front end rotates and connects in the rotation inslot of seting up in back shape bedstead (1) inner wall front end intermediate position department.

4. An ICU retrofit multifunctional electric bed according to claim 3 wherein: the body turning assembly is provided with a plurality of groups in bilateral symmetry, the body turning assembly includes: the upper bracket (18), electric telescopic rod (19) and lower carriage (20), lower carriage (20) fixed connection is on bottom plate (17) top, the upper end of lower carriage (20) is articulated to the stiff end of electric telescopic rod (19), the flexible end of electric telescopic rod (19) articulates there is upper bracket (18), left upper bracket (18) fixed connection is in left bed board (5) bottom, and upper bracket (18) fixed connection on right side is in right bed board (6) bottom.

5. An ICU retrofit multi-function electric bed according to claim 1 wherein: the electric back beating hammer comprises: sleeve (801), middle part separate piece (802), vertical slide bar (803), armature (804), spring (805), electro-magnet (806), tup (807) and spacer (808), middle part separate piece (802) fixed connection is at sleeve (801) inner chamber middle part, vertical slide bar (803) vertical slip and run through the central point of middle part separate piece (802), armature (804) fixed connection is in vertical slide bar (803) bottom, spring (805) cover is established in vertical slide bar (803) lower part and its both ends compress tightly contact armature (804) top and middle part separate piece (802) bottom respectively, electro-magnet (806) are provided with a plurality of, and a plurality of electro-magnet (806) evenly set up middle part separate piece (802) bottom, magnetism adsorb armature (804) when a plurality of electro-magnet (806) are in the energized state, vertical slide bar (803) top fixed connection (807), spacer (808) fixed connection is on sleeve (801) top, circular recess has all been seted up in position department that left side bed board (5) and right bed board (6) and patient's back correspond, circular recess is established in this circular recess.

6. An ICU retrofit multi-function electric bed according to claim 2 wherein: the foot drop prevention assembly includes: shank cushion (11), L type backplate (12), L type slider (13), locking knob (14) and slide bar (15), shank cushion (11) bottom respectively with the corresponding wide crossbearer (3) of patient's foot the top and with the corresponding narrow crossbearer (2) of patient's shank top contact cooperation, the sinking spout (1101) has been seted up along patient's height direction in shank cushion (11) top middle part, L type backplate (12) sliding connection is in this sinking spout (1101), L type backplate (12) left and right sides both ends symmetry is provided with two L type sliders (13), two L type slides (101) have been seted up to the left and right sides symmetry of return to shape bedstead (1) rear portion, the short portion sliding connection of L type slider (13) is at the exposed part of L type slide (101), the outside threaded connection of L type slider (13) has locking knob (14), both ends symmetry are provided with two slide bars (15) around the tip inboard of L type slider (13), slide bar (15) sliding connection is at the embedded part of L type slide (101).

7. An ICU retrofit multi-function electric bed according to claim 2 wherein: the universal wheel (22) is arranged at the bottom end of the head support (21).

8. An ICU retrofit multi-function electric bed according to claim 2 wherein: further comprises: the motor support (32), afterbody support (23) bottom fixedly connected with drive wheel support (24), rotate on two drive wheel supports (24) of left and right sides and be connected with shaft (25) left and right sides, shaft (25) left and right sides runs through and fixedly connected with two drive wheels (26), shaft (25) middle part runs through and fixedly connected with driven helical gear (27), driven helical gear (27) meshing has drive helical gear (28), drive helical gear (28) top fixedly connected with drive shaft (29), fixedly connected with mounting panel (30) between two drive wheel supports (24), drive shaft (29) run through and swing joint mounting panel (30) middle part, drive shaft (29) top fixedly connected with servo motor (31) output, servo motor (31) are through motor support (32) fixed mounting on mounting panel (30) top that two bilateral symmetry set up.

9. An ICU retrofit multifunctional electric bed according to claim 8 wherein: rectangular grooves (1001) are formed in the middle of the top end of the bed tail plate (10), sinking installation grooves (1002) are formed in the bottom ends of the rectangular grooves (1001), a backward switch (34) and a forward switch (33) are respectively arranged on the left side and the right side of each sinking installation groove (1002), and the forward switch (33) and the backward switch (34) respectively control the servo motor (31) to rotate forwards or reversely.

10. An ICU retrofit multi-function electric bed according to claim 9 wherein: further comprises: the connecting shaft (35) and the protecting cover (36), the protecting cover (36) is hinged to the front side of the rectangular groove (1001) through the connecting shaft (35), and the protecting cover (36) is matched with the rectangular groove (1001).