CN113476223B

CN113476223B - Medical transfer trolley with foldable protective cover

Info

Publication number: CN113476223B
Application number: CN202110952840.8A
Authority: CN
Inventors: 吕婧
Original assignee: Beijing Youan Hospital
Current assignee: Beijing Youan Hospital
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-08
Anticipated expiration: 2041-08-19
Also published as: CN113476223A

Abstract

The invention discloses a medical transfer trolley with a folding protective cover, which comprises a bottom component, a bed body component and a protective component, wherein the bottom component is connected with the bed body component; the bottom assembly comprises an underframe, a lifting component and a moving component; the lifting component is positioned at the top of the underframe; the moving part is positioned at the bottom of the underframe; the bed body component comprises a bed body, a lifting seat, a handrail component, a push-pull component, a nursing component and a bed body power supply component; one end of the lifting seat is fixed at the bottom of the bed body, and the other end of the lifting seat is integrally connected with the lifting component; the armrest parts are positioned on two sides of the bed body; the push-pull component is positioned at one end of the bed body; the nursing part comprises a mounting hole, a transfusion rod and an oxygen cylinder mounting position; the bed body power supply assembly is positioned at the bottom of the bed body; the bed body power supply assembly is connected with the protection assembly through a wire and provides electric power for the protection assembly; the protection assembly comprises a shield controller, a shield support frame and a shield movement assembly; the protective cover is positioned at the top of the bed body; the shield moving assembly is positioned at the bottom of the bed body.

Description

Medical transfer trolley with foldable protective cover

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a medical transfer trolley with a folding protective cover.

Background

When a patient who is inconvenient to move or is critically ill is transported, the patient needs to be transported to other departments or examination rooms by using a transport vehicle. The patient transfer car (buggy) of present clinical use does not possess the function of keeping out the wind and keeping off the rain, and the patient exposes outside when the outdoor road that does not have the gallery bridge passageway, and patient is difficult to avoid being shone by the sun and rain to drench in the transportation when meeting bad weather, and some special patients can not see the wind in addition, bring very bad influence for patient's pain very easily in the transportation, some life threatening situations may also appear in serious cases.

The invention aims at the problems and provides a medical transfer trolley with a folding protective cover.

Disclosure of Invention

To overcome the problems noted in the background, the present invention provides a medical transfer vehicle with a folding shield.

A medical transfer trolley with a folding protective cover comprises a bottom component, a bed body component and a protective component; the bottom assembly comprises an underframe, a lifting component and a moving component; the lifting component is positioned at the top of the underframe; the moving part is positioned at the bottom of the underframe; the bed body assembly comprises a bed body, a lifting seat, armrest components, a push-pull component, a nursing component and a bed body power supply assembly; one end of the lifting seat is fixed at the bottom of the bed body, and the other end of the lifting seat is integrally connected with the lifting component; the armrest parts are positioned on two sides of the bed body; the push-pull component is positioned at one end of the bed body; the nursing part comprises a mounting hole, a transfusion rod and an oxygen cylinder mounting position; the bed body power supply assembly is positioned at the bottom of the bed body; the bed body power supply assembly is connected with the protection assembly through a wire and provides electric power for the protection assembly; the protection assembly comprises a shield controller, a shield support frame and a shield movement assembly; the shield is positioned at the top of the bed body; the shield moving assembly is positioned at the bottom of the bed body.

Further, the underframe is of an oval plate-shaped structure.

Further, the lifting component comprises a lifting controller, a lifter and a lifting power supply.

Further, the lifting controller is located at the top of the chassis.

Further, the lifting controller is of a pedal structure, and controls the lifter to move when in use, so that stable lifting is realized.

Further, the elevator comprises a hydraulic machine, and the hydraulic machine is positioned at the top of the underframe.

Further, the lifting power supply is arranged inside the bottom frame and provides power for the lifter.

Furthermore, the moving part comprises a directional pulley and a universal wheel, the directional pulley is arranged on one side of the bottom surface of the bed body, the universal wheel is arranged on the other side of the bottom surface of the bed body, and the directional pulley and the universal wheel are integrally connected with the bed body; the simultaneous use of the directional pulleys and the universal wheels can enhance the overall flexibility and can not be difficult to control due to the flexibility.

Further, the bed body is of a rectangular plate-shaped structure.

Furthermore, the push-pull component is of a flat plate type structure, and the periphery of the push-pull component comprises a stainless steel framework. The periphery is provided with a stainless steel framework to increase the strength.

Further, the push-pull component is arranged at one end of the bed body and is integrally connected with the bed body.

Furthermore, the bed body comprises an illuminating component, and the illuminating component is connected with a bed body power supply assembly through a conducting wire.

Further, the lighting components are positioned at two ends of the bed body.

Further, the lighting component comprises a lighting controller and a lighting lamp.

Furthermore, the illumination controller is arranged on one side of the push-pull component and is connected with the bed body power supply component and the illuminating lamp through wires, and the illumination controller can control the illuminating lamp to be switched on and off.

Furthermore, the illuminating lamp is arranged on one side of the bed body opposite to the push-pull component and is controlled by the illumination controller, so that the outdoor environment can be illuminated when the multifunctional bed is used.

Furthermore, circular bosses I for mounting the armrest parts are arranged on two sides of the bed body.

Further, the armrest component comprises an armrest and an armrest frame.

Furthermore, the handrail is of a cylindrical structure, and a second circular boss used for mounting the handrail frame is arranged on the bottom side of the handrail.

Further, the armrest frame is of a rod-shaped structure with circular through grooves at two ends, one end of the armrest frame is rotatably connected with the circular boss, and the other end of the armrest frame is rotatably connected with the circular boss; when in use, the armrest component can rotate to lift.

Further, the mounting hole is located bed head or tailstock of the bed body, is used for installing the transfusion rod when needing.

Further, bed body one side set up with transfusion rod assorted recess accomodates the transfusion rod in the recess.

Further, oxygen cylinder installation position sets up the bottom of bed body subassembly, mountable oxygen cylinder provides oxygen for the patient during the use.

Further, the bed body still includes drags the part. The patient is transferred between the transfer bed and the sickbed through the dragging component.

Further, the dragging component is positioned on the top of the bed body.

Further, the dragging component comprises a pulley, a mattress and a mattress limiting component.

Further, the pulleys are respectively arranged at the head and the tail of the bed body and are rotationally connected with the bed body, and the pulleys can rotate for 360 degrees.

Furthermore, the mattress is the rectangle pad, and the stainless steel framework is installed around the mattress, and the mattress is located the upper end of pulley, and the position removal is realized through the rotation of pulley to the mattress. When in use, the mattress is matched with the pulley to realize the quick and safe bed change of the patient.

Further, the mattress limiting component comprises a limiting block.

Furthermore, the limiting block is arranged on the top surface of the bed body, is detachably connected with the bed body and is arranged on the bed body when in use to limit the position of the mattress; after being detached, the mattress can be displaced with the help of the pulleys, so that the patient can change the bed conveniently.

Furthermore, the shield controller is arranged on one side of the push-pull component, is connected with the moving component and the bed body power supply component through wires, and controls the opening and closing of the shield by controlling the movement of the motor moving structure.

Furthermore, the shield is made of a wind shielding material and is fixedly connected with the shield support frame, and the shield can be opened along with the opening of the passport support frame, so that the omnibearing protection of a patient is realized.

Furthermore, the shield support frame comprises a first shield support rod, a second shield support rod, a third shield support rod and a fourth shield support rod.

Furthermore, the first shield support rod comprises a first rotating shaft and a first support rod.

Furthermore, the first rotating shafts are respectively arranged at two ends of the first support rods and are connected with the support rods in an integrated manner.

Furthermore, the first rotating shaft is of a cylindrical structure, one surface of the first rotating shaft is provided with a cross-shaped groove which is meshed with the shield moving assembly, and the shield moving assembly drives the first rotating shaft to rotate; the other side is provided with a semi-annular boss I.

Furthermore, the first support rod is of a C-shaped structure, and circular motion can be achieved under the driving of the first rotating shaft.

Furthermore, the second shield support rod comprises a second rotating shaft and a second support rod.

Furthermore, the second rotating shafts are respectively arranged at two ends of the second support rods and are integrally connected with the second support rods.

Furthermore, the second rotating shaft is of a cylindrical structure, one surface of the second rotating shaft is provided with a first semi-annular groove which is meshed with the first semi-annular boss of the first rotating shaft, and the second shield supporting rod and the first shield supporting rod can synchronously rotate by 45 degrees; and a second semi-annular boss is arranged on the other surface of the base.

Furthermore, the second support rod is of a C-shaped structure, and can realize circular motion under the driving of the second rotating shaft.

Furthermore, the third shield support rod comprises a third rotating shaft and a third support rod.

Furthermore, the third rotating shaft is arranged at two ends of the third support rod and is connected with the third support rod integrally.

Furthermore, the rotating shaft III is of a cylindrical structure, one surface of the rotating shaft III is provided with a semi-annular groove II which is meshed with a semi-annular boss II of the rotating shaft II, and synchronous rotation of the shield support rod III and the shield support rod II at an angle of 45 degrees can be realized; the other side is provided with a semi-annular boss III.

Furthermore, the third support rod is of a C-shaped structure, and circular motion can be realized under the driving of the third rotating shaft.

Furthermore, the shield support rod IV comprises a rotating shaft IV and a support rod IV.

Furthermore, the rotating shafts four are respectively arranged at two ends of the stay bar four and are integrally connected with the stay bar four.

Furthermore, the rotating shaft IV is of a cylindrical structure, one surface of the rotating shaft IV is provided with a semi-annular groove III which is meshed with a semi-annular boss of the rotating shaft III in a three-phase manner, and synchronous rotation of the shield support rod IV and the shield support rod III by 45 degrees can be realized; the other side is provided with a third circular boss which is spliced with the bed body and can rotate for 360 degrees.

Furthermore, the support rod IV is of a C-shaped structure, and circular motion can be realized under the driving of the rotating shaft IV.

Further, the guard shield motion assembly comprises a horizontal transmission component, a motor, a first steering transmission component, a second steering transmission component, a first vertical transmission component, a second vertical transmission component and a belt tensioning structure.

Furthermore, the horizontal transmission part comprises a driving wheel, a driven wheel I, a driven wheel II and a belt I.

Furthermore, the driving wheel is of a belt pulley structure, is inserted into a main shaft of the motor and can rotate under the driving of the motor; the first driven wheel is of a belt pulley structure and is connected with the first driving wheel through a first belt, and the first driven wheel and the first driving wheel synchronously rotate; the driven wheel II is of a belt pulley structure and is connected with the driving wheel through a belt I, and the driven wheel II and the driving wheel synchronously rotate.

Further, the motor is arranged at the bottom of the bed body and is connected with the shield controller and the bed body power supply assembly through wires.

Furthermore, the first steering transmission assembly comprises a first crank, a second crank, a first support, a second support, a first rocker and a first middle shaft.

Furthermore, the first crank is of a Z-shaped structure, the middle of the first crank is rotationally connected with the first support, and 360-degree rotation of the first crank is achieved.

Furthermore, one end of the first crank is connected with the first driven wheel in an inserting mode, and the first crank and the first driven wheel rotate synchronously; the other end is inserted with the rocker I to drive the rocker to rotate.

Furthermore, the rocker I is of a right-angle structure, one end of the rocker I is connected with the crank I in an inserting mode, the other end of the rocker I is connected with the crank II in an inserting mode, and the middle section of the rocker I is connected with the middle shaft I in an inserting mode; when the crank is used, the first crank drives the first rocker to swing left and right on the first middle shaft and move up and down at the same time, and the movement of the first rocker drives the second crank to rotate.

Furthermore, the first middle shaft is of a cylindrical structure, is arranged on the bottom surface of the bed body, and is integrally connected with the bed body.

Furthermore, the second crank is of a Z-shaped structure, and the middle section of the second crank is rotationally connected with the second bracket to realize 360-degree rotation of the second crank

Furthermore, one end of the crank II is connected with the rocker I in an inserting mode, so that the rocker I drives the crank II to rotate; the other end is inserted with the first vertical transmission part to transmit power to the first vertical transmission part.

Furthermore, the first vertical transmission part comprises a first belt pulley, a second belt, a first transmission shield and a first output shaft.

Furthermore, the first belt pulley is inserted with the second crank to realize synchronous rotation; the belt II is used for connecting the belt pulley I with the belt pulley II in a power mode, so that the belt pulley I and the belt pulley II can rotate simultaneously; and the second belt pulley is inserted with the first output shaft to realize synchronous rotation.

Furthermore, the first output shaft is arranged on the bed body and is in rotating connection with the bed body, and 360-degree rotation of the first output shaft is achieved.

Furthermore, one end of the first output shaft is provided with a cross-shaped boss which is meshed with the cross-shaped groove on the rotating shaft, so that synchronous rotation is realized.

Furthermore, the first transmission shield is of a cladding structure, the first belt pulley, the second belt pulley and the second belt are wrapped in the first transmission shield, and the rotation of the first belt pulley, the second belt pulley and the second belt is not influenced.

Further, the steering transmission assembly II comprises a third crank, a fourth crank, a third support, a fourth support, a second rocker and a second middle shaft.

Furthermore, the third crank is of a Z-shaped structure, and the middle of the third crank is rotatably connected with the third support, so that the third crank can rotate for 360 degrees.

Furthermore, one end of the crank III is inserted into the driven wheel II, and the crank III and the driven wheel II synchronously rotate; the other end is inserted with the second rocker to drive the rocker to rotate.

Furthermore, the rocker II is of a right-angle structure, one end of the rocker II is connected with the crank III in an inserted mode, the other end of the rocker II is connected with the crank IV in an inserted mode, and the middle of the rocker II is connected with the middle shaft II in an inserted mode; when the crank is used, the crank third drives the rocker second to swing left and right on the middle shaft second and move up and down at the same time, and the movement of the rocker second drives the crank fourth to rotate.

Furthermore, the second middle shaft is of a cylindrical structure, is arranged on the bottom surface of the bed body and is integrally connected with the bed body.

Furthermore, the crank IV is of a Z-shaped structure, and the middle part of the crank IV is rotationally connected with the support IV, so that the crank IV rotates by 360 degrees.

Furthermore, one end of the crank IV is inserted into the rocker II, and the rocker II drives the crank IV to rotate; the other end is inserted with the second vertical transmission component to transmit power for the second vertical transmission component.

Further, the vertical transmission part II comprises a belt pulley III, a belt pulley IV, a belt III, a transmission shield II and an output shaft II.

Furthermore, the third belt pulley is connected with the fourth crank in an inserted mode, and synchronous rotation is achieved.

Furthermore, the third belt wheel is in power connection with the fourth belt wheel, so that the third belt wheel and the fourth belt wheel rotate simultaneously.

Furthermore, the belt pulley IV is connected with the output shaft II in an inserting mode, and the belt pulley IV and the output shaft II rotate synchronously.

Furthermore, the second output shaft is arranged on the bed body and is in rotating connection with the bed body, so that the second output shaft can rotate for 360 degrees.

Furthermore, one end of the second output shaft is provided with a cross-shaped boss which is meshed with the cross-shaped groove on the rotating shaft, so that synchronous rotation is realized.

Furthermore, the second transmission shield is of a cladding structure, the third belt pulley, the fourth belt pulley and the third belt are wrapped in the second transmission shield, and the rotation of the third belt pulley, the fourth belt pulley and the third belt is not influenced.

Further, the belt tensioning structure comprises a tensioning wheel, a tensioning wheel shaft, a tensioning wheel frame and a tensioning spring.

Furthermore, the tensioning wheel frame is of a cylindrical structure and is arranged on the bottom surface of the bed body, one end of the bed body is integrally connected, the other end of the bed body is rotatably connected with the tensioning wheel shaft, and relative rotation between the tensioning wheel frame and the tensioning wheel shaft can be realized.

Furthermore, the tensioning wheel shaft is of a cylindrical structure, one end of the tensioning wheel shaft is rotatably connected with the tensioning wheel frame, the other end of the tensioning wheel shaft is connected with the tensioning wheel in an inserted mode, and the tensioning wheel can rotate on the tensioning wheel shaft for 360 degrees.

Furthermore, the tensioning wheel is inserted on the tensioning wheel shaft and can rotate 360 degrees.

Further, the tensioning wheel presses on the first belt, so that the first belt is in a tensioned state.

Furthermore, one end of the tensioning spring is integrally connected with the tensioning wheel shaft, the other end of the tensioning spring is integrally connected with the bed body, and the self structural characteristic is utilized to provide tension for the tensioning wheel, so that the tensioning wheel can be pressed on the first belt.

The invention has the beneficial effects that: (1) when the patient is transported outdoors, a wind shielding protection measure is provided, so that the risk of injury to the patient due to weather during outdoor transportation is reduced; (2) the lighting lamp is additionally arranged, so that the risk that a patient is injured due to unclear road surface during outdoor transportation is reduced; (3) the physical requirements of the patient on medical staff during the transfer are reduced, and the risk of injury to the patient during the transfer is reduced.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a block diagram of the base assembly of the present invention;

FIG. 3 is a cross-sectional view of the foot assembly of the present invention;

FIG. 4 is a view of the structure of the bed assembly of the present invention;

FIG. 5 is a schematic view of a shield assembly of the present invention;

FIG. 6 is a schematic view of a shroud support bracket of the present invention;

FIG. 7 is a schematic view of the shroud motion assembly of the present invention;

FIG. 8 is a schematic view of the horizontal drive component and belt tensioning arrangement of the present invention;

FIG. 9 is a schematic view of a first steering gear assembly and vertical gear assembly of the present invention;

FIG. 10 is a schematic structural view of a second steering transmission assembly and a second vertical transmission member according to the present invention;

FIG. 11 is a schematic view of the structure of the shield support rod of the present invention;

FIG. 12 is a schematic view of a second structure of the shield support rod of the present invention;

FIG. 13 is a schematic view of a shield support rod according to the present invention;

FIG. 14 is a schematic view of a shield support rod assembly according to the present invention;

FIG. 15 is a schematic view of a lighting device in embodiment 3 of the present invention;

FIG. 16 is a schematic view of a lighting controller and a shield controller in embodiment 3 of the present invention;

in the figure, 1, a bottom component; 11. a chassis; 12. a lifting member; 121. a lifting controller; 122. an elevator; 123. a lifting power supply; 13. a moving part; 131. a directional pulley; 132. a universal wheel; 2. a bed assembly; 21. a bed body; 22. a lifting seat; 23. an armrest member; 231. a handrail; 232. a handrail frame; 24. a drag member; 241. a pulley; 242. a mattress; 243. a mattress limit component; 25. a care component; 251. mounting holes; 252. a transfusion rod; 253. an oxygen cylinder mounting position; 26. an illumination component; 261. a lighting controller; 262. an illuminating lamp; 27. a push-pull member; 28. a bed body power supply component; 3. a guard assembly; 31. a shroud controller; 32. a shield; 33. a shield support frame; 331. a first shield support rod; 3311. a first rotating shaft; 3312. a first support rod; 332. a second shield support rod; 3321. a second rotating shaft; 3322. a second support rod; 333. a third shield support rod; 3331. a rotating shaft III; 3332. a third support rod; 334. a shield support rod IV; 3341. a rotating shaft IV; 3342. a stay bar IV; 34. a shield motion assembly; 341. a horizontal transmission member; 3411. a driving wheel; 3412. a driven wheel I; 3413. a second driven wheel; 3414. a first belt; 342. A motor; 343. a first steering transmission assembly; 3431. A first crank; 3432. a crank II; 3433. a first bracket; 3434. a second bracket; 3435. a first rocker; 3436. a first middle shaft; 344. a first vertical transmission component; 3441. a first belt pulley; 3442. a second belt pulley; 3443. a second belt; 3444. a first transmission shield; 3445. a first output shaft; 345. a belt tensioning arrangement; 3451. a tension wheel; 3452. a tension pulley shaft; 3453. tensioning wheel frames; 3454. tensioning the spring; 346. a second steering transmission assembly; 3461. A third crank; 3462. a crank IV; 3463. a third bracket; 3464. a fourth bracket; 3465. a rocker II; 3466. a second middle shaft; 347. a second vertical transmission component; 3471. a third belt pulley; 3472. a belt pulley IV; 3473. a third belt; 3474. a second transmission shield; 3475. and a second output shaft.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and embodiments can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Example 1

As shown in fig. 1, the medical transfer trolley with the folding protective cover is provided with the folding protective cover.

It comprises a bottom component 1, a bed body component 2 and a protection component 3; the bottom assembly 1 comprises a base frame 11, a lifting component 12 and a moving component 13; the lifting component 12 is positioned on the top of the base frame 11; the moving part 13 is positioned at the bottom of the chassis 11; the bed assembly 2 comprises a bed body 21, a lifting seat 22, armrest components 23, a push-pull component 27, a nursing component 25 and a bed body power supply component 28; one end of the lifting seat 22 is fixed at the bottom of the bed body 21, and the other end is integrally connected with the lifting component 12; the armrest parts 23 are positioned at two sides of the bed body 21; (ii) a The push-pull component 27 is positioned at one end of the bed body 21; the nursing part 25 comprises a mounting hole 251, an infusion rod 252 and an oxygen cylinder mounting position 253; the bed power supply assembly 28 is positioned at the bottom of the bed 21; the bed body power supply assembly 28 is connected with the protection assembly 3 through a conducting wire and provides electric power for the protection assembly 3; the protective assembly 3 comprises a protective cover controller 31, a protective cover 32, a protective cover supporting frame 33 and a protective cover moving assembly 34; the shield 32 is positioned at the top of the bed 21; the shield motion assembly 34 is located at the bottom of the bed 21.

The lifting unit 12 includes a lifting controller 121, a lifter 122, and a lifting power supply 123. The elevator 122 comprises a hydraulic machine located on top of the chassis 11.

The moving member 13 includes a directional pulley 131241 and a universal wheel 132.

The push-pull member 27 is of a flat plate type structure, and the periphery of the push-pull member 27 includes a stainless steel skeleton. The periphery is provided with a stainless steel framework to increase the strength.

The armrest member 23 includes an armrest 231 and an armrest frame 232.

The bed 21 further comprises dragging means 24. The patient is transferred between the transfer bed and the patient bed by means of the dragging element 24. Drag feature 24 includes pulley 241, mattress 242, and mattress stop assembly 243. The mattress stop assembly 243 includes a stop.

The shield controller 31 is arranged at one side of the push-pull component 27, is connected with the moving component 13 and the bed body power supply component 28 through wires, and controls the opening and closing of the shield 32 through controlling the movement of the moving structure of the motor 342.

The shield support bracket 33 includes a first shield support rod 331, a second shield support rod 332, a third shield support rod 3333, and a fourth shield support rod 334. The first shield support rod 331 includes a first rotation shaft 3311 and a first support rod 3312. The second shield support rod 332 includes a second shaft 3321 and a second support rod 3322. The third shield support rod 333 includes a third shaft 3331 and a third support rod 3332. The shield support bar four 334 comprises a rotation shaft four 3341 and a support bar four 3342.

The moving assembly of the shield 32 comprises a horizontal transmission part 341, a motor 342, a first steering transmission part, a second steering transmission part, a first vertical transmission part 344, a second vertical transmission part 347 and a belt tensioning structure 345.

The horizontal transmission unit 341 includes a driving wheel 3411, a driven wheel 3412, a driven wheel 3413 and a belt 3414. The first steering transmission assembly 343 comprises a first crank 3431, a second crank 3432, a first support 3433, a second support 3434, a first rocker 3435 and a first rotating shaft 3311. The first vertical transmission component 344 comprises a first belt pulley 3441, a second belt pulley 3442, a second belt pulley 3443, a first transmission shield 3444 and a first output shaft 3445. The second steering transmission assembly 346 includes a third crank 3461, a fourth crank 3462, a third support 3463, a fourth support 3464, a second rocker 3465 and a second rotating shaft 3321. The second vertical transmission component 347 comprises a third belt pulley 3471, a fourth belt pulley 3472, a third belt pulley 3473, a second transmission shield 3474 and a second output shaft 3475. The belt tensioning structure 345 includes a tensioning wheel 3451, a tensioning wheel shaft 3452, a tensioning wheel carrier 3453 and a tensioning spring 3454.

Example 2

As shown in fig. 2 to 14, the present embodiment adds the following technical features to embodiment 1:

the lifting controller 121 is located on the top of the chassis 11. The lifting controller 121 is of a pedal structure, and controls the movement of the lifter 122 during use, so that stable lifting is realized. The elevating power supply 123 is provided inside the base frame 11 to supply power to the elevator 122.

The directional pulley 131241 is installed on one side of the bottom surface of the bed body 21, the universal wheel 132 is installed on the other side of the bottom surface of the bed body 21, and the directional pulley 131241 and the universal wheel 132 are integrally connected with the bed body 21; the use of directional pulley 131241 in conjunction with universal wheel 132 both enhances overall flexibility and is not so flexible as to be difficult to maneuver. The bed 21 has a rectangular plate-like structure.

The push-pull member 27 is provided at one end of the bed 21 and is integrally connected to the bed 21.

Circular bosses I for mounting the handrail components 23 are arranged at two sides of the bed body 21. The armrest 231 is a cylindrical structure, and a second circular boss for mounting the armrest frame 232 is disposed at the bottom side. The armrest frame 232 is a rod-shaped structure with circular through grooves at two ends, one end of the armrest frame is rotationally connected with the circular boss, and the other end of the armrest frame is rotationally connected with the circular boss; when in use, the armrest component 23 can rotate and lift.

The mounting hole 251 is positioned at the head or tail of the bed 21 and is used for mounting an infusion rod 252 when needed. A groove matched with the infusion rod 252 is formed in one side of the bed body 21, and the infusion rod 252 is accommodated in the groove. The oxygen cylinder installation position 253 is arranged at the bottom of the bed body component 2, and the oxygen cylinder can be installed to provide oxygen for a patient during use.

The dragging member 24 is positioned on the top of the bed 21. The pulleys 241 are respectively arranged at the head and the tail of the bed body 21, the pulleys 241 are rotatably connected with the bed body 21, and the pulleys 241 can rotate for 360 degrees.

The mattress 242 is a rectangular mattress, a stainless steel frame is mounted around the mattress 242, the mattress 242 is positioned at the upper end of the pulley 241, and the mattress 242 is moved by the rotation of the pulley 241. When in use, the mattress 242 is matched with the pulley 241, so that the patient can change the bed quickly and safely.

The limiting block is arranged on the top surface of the bed body 21, is detachably connected with the bed body 21 and is arranged on the bed body 21 to limit the position of the mattress 242 when in use; after removal, the mattress 242 can be displaced with the aid of the pulleys 241 to facilitate patient changes.

The shield 32 is made of a wind shielding material and is fixedly connected with the shield support 33, and the shield 32 can be opened along with the opening of the passport support, so that the all-round protection of a patient is realized.

The first rotating shafts 3311 are respectively arranged at two ends of the first support rods 3312 and integrally connected with the first support rods 3312. The first rotating shaft 3311 is a cylindrical structure, one surface of which is provided with a cross-shaped groove which is meshed with the shield moving component 34, so that the shield moving component 34 drives the first rotating shaft 3311 to rotate; the other side is provided with a semi-annular boss I. The first brace 3312 is C-shaped and can be driven by the first shaft 3311 to perform circular motion.

The second rotating shafts 3321 are respectively arranged at two ends of the second supporting rods 3322 and are integrally connected with the second supporting rods 3322. The second rotating shaft 3321 is of a cylindrical structure, one surface of the second rotating shaft is provided with a first semi-annular groove which is meshed with a first semi-annular boss of the first rotating shaft 3311, and the second shield support rod 332 and the first shield support rod 331 can synchronously rotate at an angle of 45 degrees; and a second semi-annular boss is arranged on the other surface of the base. The second support rod 3322 is a C-shaped structure and can realize circular motion under the driving of the second rotating shaft 3321.

The third rotating shafts 3331 are disposed at both ends of the third supporting rods 3332 and integrally connected to the third supporting rods 3332. The third rotating shaft 3331 is of a cylindrical structure, one surface of the third rotating shaft 3331 is provided with a second semi-annular groove which is meshed with a second semi-annular boss of the second rotating shaft 3321, and the synchronous rotation of 45 degrees between the third shield supporting rod 333 and the second shield supporting rod 332 can be realized; the other side is provided with a semi-annular boss III. The third support rod 3332 is of a C-shaped structure and can realize circular motion under the drive of the third rotating shaft 3331.

The four rotating shafts 3341 are respectively arranged at two ends of the four support rods 3342 and are integrally connected with the four support rods 3342. The rotating shaft IV 3341 is of a cylindrical structure, one surface of the rotating shaft IV 3341 is provided with a semi-annular groove III which is meshed with a semi-annular boss of the rotating shaft III 3331 in a three-phase manner, so that the synchronous rotation of 45 degrees between the shield support rod IV 334 and the shield support rod III 333 can be realized; the other side is provided with a third round boss which is inserted into the bed body 21 and can rotate 360 degrees. The four supporting rods 3342 are C-shaped structures and can realize circular motion under the drive of the four rotating shafts 3341.

The driving wheel 3411 is of a belt pulley structure, is inserted into a main shaft of the motor 342, and can be driven by the motor 342 to rotate; the driven wheel 3412 is in a belt pulley structure and is connected with the driving wheel 3411 through a belt 3414, and the driven wheel 3412 and the driving wheel 3411 rotate synchronously; the driven wheel 3413 is in a belt pulley structure and is connected with the driving wheel 3411 through a belt 3414, and the driven wheel 3413 and the driving wheel 3411 rotate synchronously.

The motor 342 is arranged at the bottom of the bed 21 and is connected with the shield controller 31 and the bed power supply assembly 28 through wires.

The first crank 3431 is in a Z-shaped structure, and the middle part of the first crank 3431 is rotatably connected with the first support 3433 to realize 360-degree rotation of the first crank 3431. One end of the first crank 3431 is inserted with the first driven wheel 3412, so that the first crank 3431 and the first driven wheel 3412 rotate synchronously; the other end is inserted with a rocking bar I3435 to drive the rocking bar to rotate. The first rocker 3435 is of a right-angle structure, one end of the first rocker is connected with the first crank 3431 in an inserting mode, the other end of the first rocker is connected with the second crank 3432 in an inserting mode, and the middle section of the first rocker is connected with the first middle shaft 3436 in an inserting mode; when the crank device is used, the first crank 3431 drives the first rocker 3435 to swing left and right on the first central shaft 3436 and move up and down at the same time, and the movement of the first rocker 3435 drives the second crank 3432 to rotate.

The first middle shaft 3436 is a cylindrical structure, is disposed on the bottom surface of the bed 21, and is integrally connected with the bed 21. The second crank 3432 is in a Z-shaped structure, the middle section of the second crank 3432 is rotatably connected with the second support 3434, so that one end of the second crank 3432 which rotates 360 degrees of the second crank 3432 is inserted into the first rocker 3435, and the first rocker 3435 drives the second crank 3432 to rotate; the other end is inserted with the first vertical transmission part 344 to transmit power for the vertical transmission part.

The first belt pulley 3441 is spliced with the second crank 3432 to realize synchronous rotation; the belt II 3443 connects the belt pulley I3441 with the belt pulley II 3442 in a power way, so that the belt pulley I3441 and the belt pulley II 3442 rotate simultaneously; the second belt pulley 3442 is inserted with the first output shaft 3445 to realize synchronous rotation. The first output shaft 3445 is arranged on the bed body 21 and is connected with the bed body 21 in a rotating mode, and 360-degree rotation of the first output shaft 3445 is achieved. One end of the first output shaft 3445 is provided with a cross-shaped boss which is meshed with the cross-shaped groove on the rotating shaft, so that synchronous rotation is realized. The first transmission shield 32 is of a wrapping structure, wraps the first pulley 3441, the second pulley 3442 and the second belt 3443, and does not affect the rotation of the first pulley 3441, the second pulley 3442 and the second belt 3443.

The crank third 3461 is in a Z-shaped structure, and the middle part of the crank third 3461 is rotatably connected with the support third 3463 to realize 360-degree rotation of the crank third 3461. One end of the crank third 3461 is inserted with the driven wheel second 3413, and the crank third 3461 and the driven wheel second 3413 rotate synchronously; the other end is inserted with a second rocker 3465 to drive the rocker to rotate.

The second rocker 3465 is of a right-angle structure, one end of the second rocker is connected with the third crank 3461 in an inserted mode, the other end of the second rocker is connected with the fourth crank 3462 in an inserted mode, and the middle of the second rocker is connected with the second middle shaft 3466 in an inserted mode; when the crank mechanism is used, the crank mechanism three 3461 drives the rocker mechanism two 3465 to swing left and right on the middle shaft two 3466 and move up and down at the same time, and the motion of the rocker mechanism two 3465 drives the crank mechanism four 3462 to rotate. The second middle shaft 3466 is a cylindrical structure, is disposed on the bottom surface of the bed 21, and is integrally connected with the bed 21.

The crank four 3462 is in a Z-shaped structure, and the middle part of the crank four 3462 is rotationally connected with the support four 3464 to realize 360-degree rotation of the crank four 3462. One end of the crank IV 3462 is inserted with the rocker II 3465, and the rocker II 3465 drives the crank IV 3462 to rotate; the other end is inserted with the second vertical transmission component 347 to transmit power to the second vertical transmission component 347.

The third pulley 3471 is inserted into the fourth crank 3462 to realize synchronous rotation. Belt three 3473 dynamically connects pulley three 3471 with pulley four 3472 to effect simultaneous rotation of pulley three 3471 and pulley four 3472. The fourth belt pulley 3472 is inserted into the second output shaft 3475, and the fourth belt pulley 3472 and the second output shaft 3475 rotate synchronously. The second output shaft 3475 is arranged on the bed body 21 and is connected with the bed body 21 in a rotating manner, so that the second output shaft 3475 can rotate by 360 degrees.

One end of the second output shaft 3475 is provided with a cross-shaped boss which is meshed with the cross-shaped groove on the rotating shaft, so that synchronous rotation is realized.

The second transmission shield 32 is of a wrapping structure, wraps the third pulley 3471, the fourth pulley 3472 and the third belt 3473, and does not affect the rotation of the third pulley 3471, the fourth pulley 3472 and the third belt 3473.

The tensioning wheel frame 3453 is a cylindrical structure and is disposed on the bottom surface of the bed body 21, one end of the bed body 21 is integrally connected, and the other end is rotatably connected with the tensioning wheel shaft 3452, so that the relative rotation between the tensioning wheel frame 3453 and the tensioning wheel shaft 3452 can be realized.

The tensioning wheel shaft 3452 is a cylindrical structure, one end of which is rotatably connected with the tensioning wheel frame 3453, and the other end of which is inserted into the tensioning wheel 3451, so that the tensioning wheel 3451 can rotate on the tensioning wheel shaft 3452 by 360 degrees. The tensioning wheel 3451 is inserted on the tensioning wheel shaft 3452 and can rotate 360 degrees. The tension pulley 3451 presses the first belt 3414, so that the first belt 3414 is in a tight state.

One end of a tension spring 3454 is integrally connected to the tension wheel shaft 3452, and the other end is integrally connected to the bed 21, so that the tension wheel 3451 can be pressed against the first belt 3414 by providing tension to the tension wheel 3451 by using the structural characteristics of the spring 3454.

Example 3

As shown in fig. 15 to 16, the present embodiment adds the following technical features to embodiment 1:

the bed 21 comprises an illumination means 26, the illumination means 26 being connected to a bed power supply assembly 28 by wires.

The lighting components 26 are located at both ends of the bed 21. The lighting unit 26 includes a lighting controller 261 and an illumination lamp 262. The illumination controller 261 is arranged on one side of the push-pull component 27, is connected with the bed body power supply component 28 and the illuminating lamp 262 through conducting wires, and the illumination controller 261 can control the opening and closing of the illuminating lamp 262.

The lighting lamp 262 is arranged on the side of the bed body 21 opposite to the push-pull component 27 and is controlled by the lighting controller 261, so that the outdoor environment can be lighted when the bed is used.

The above description of the embodiments is only for the understanding of the present invention. It should be noted that modifications could be made to the invention without departing from the principle of the invention, which would also fall within the scope of the claims of the invention.

Claims

1. A medical transfer trolley with a folding protective cover comprises a bottom component, a bed body component and a protective component; the bottom assembly comprises an underframe, a lifting component and a moving component; the lifting component is positioned at the top of the underframe; the moving part is positioned at the bottom of the underframe; the bed body assembly comprises a bed body, a lifting seat, armrest components, a push-pull component, a nursing component and a bed body power supply assembly; one end of the lifting seat is fixed at the bottom of the bed body, and the other end of the lifting seat is integrally connected with the lifting component; the armrest parts are positioned on two sides of the bed body; the push-pull component is positioned at one end of the bed body; the nursing part comprises a mounting hole, a transfusion rod and an oxygen cylinder mounting position; the bed body power supply assembly is positioned at the bottom of the bed body; the bed body power supply assembly is connected with the protection assembly through a wire and provides electric power for the protection assembly; the protection assembly comprises a shield controller, a shield support frame and a shield movement assembly; the shield is positioned at the top of the bed body; the shield moving assembly is positioned at the bottom of the bed body; the shield moving assembly comprises a horizontal transmission component, a motor, a first steering transmission component, a second steering transmission component, a first vertical transmission component, a second vertical transmission component and a belt tensioning structure; the horizontal transmission part comprises a driving wheel, a driven wheel I, a driven wheel II and a belt I; the first steering transmission component comprises a first crank, a second crank, a first support, a second support, a first rocker and a first middle shaft; the first crank is of a Z-shaped structure, and the middle part of the first crank is rotationally connected with the first bracket; one end of the crank I is connected with the driven wheel I in an inserting mode, and the other end of the crank I is connected with the rocker I in an inserting mode; the first rocker is of a right-angle structure, one end of the first rocker is connected with the first crank in an inserting mode, the other end of the first rocker is connected with the second crank in an inserting mode, and the middle section of the first rocker is connected with the first middle shaft in an inserting mode; the middle shaft I is of a cylindrical structure, is arranged on the bottom surface of the bed body and is integrally connected with the bed body; the second crank is of a Z-shaped structure, and the middle section of the second crank is rotationally connected with the second bracket; one end of the crank II is connected with the rocker I in an inserting mode, and the other end of the crank II is connected with the vertical transmission component I in an inserting mode.

2. The medical transport cart with a folding hood according to claim 1, wherein said lifting means comprises a lift controller, a lift and a lift power supply.

3. The medical transfer cart with foldable hood according to claim 2, wherein said bed further comprises towing means; the dragging component comprises a pulley, a mattress and a mattress limit component.

4. The medical transport vehicle with foldable protective cover as claimed in any one of claims 1-3, wherein the protective cover support frame comprises a first protective cover support rod, a second protective cover support rod, a third protective cover support rod and a fourth protective cover support rod.

5. The medical transport vehicle with foldable protective cover as claimed in claim 4, wherein the first protective cover support rod comprises a first rotating shaft and a first support rod; the second shield support rod comprises a second rotating shaft and a second support rod; the third shield support rod comprises a third rotating shaft and a third support rod; the fourth shield support rod comprises a fourth rotating shaft and a fourth support rod.

6. The medical transport vehicle with foldable shield of claim 4, wherein said belt tensioning structure comprises a tensioning wheel, a tensioning wheel axle, a tensioning wheel carrier and a tensioning spring.

7. The medical transport vehicle with foldable shield as claimed in claim 4, wherein said second steering transmission component comprises a third crank, a fourth crank, a third bracket, a fourth bracket, a second rocker and a second middle shaft.

8. The medical transport vehicle with foldable shield as claimed in claim 4, wherein said first vertical transmission member comprises a first pulley, a second belt, a first transmission shield and a first output shaft.

9. The medical transport vehicle with foldable shield as claimed in claim 4, wherein said second vertical transmission member comprises a third pulley, a fourth pulley, a third belt, a second transmission shield and a second output shaft.