CN113786297A

CN113786297A - Self-stabilizing ambulance bed system

Info

Publication number: CN113786297A
Application number: CN202110893476.2A
Authority: CN
Inventors: 杨建涛
Original assignee: Suzhou Zhixu Medical Technology Co ltd
Current assignee: Suzhou Zhixu Medical Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2021-12-14

Abstract

The invention relates to the technical field of medical treatment, and discloses a self-stabilizing ambulance cot system, which comprises a base plate, wherein the top of the base plate is provided with a placing groove; through adopting the parallel structure design, four degrees of freedom have, can realize completely that the vehicle operation in-process is rolled, pitch, roll, the coupling compensation of the motion of heaving, bearing capacity is greater than 250kg simultaneously, and need not to know the road conditions in advance, through the degree of depth study model, fuse multisource information, online real-time identification way register, through when needs reduce self size with the ambulance cot folding, start digital multiaxis drive controller, can adjust the folding degree of bed board according to the demand of patient's rescue, and reduce the space that occupies in the carriage when not using, the space utilization in the carriage has been improved, and through rotating spacing bolt with the hand, can make the ambulance cot more convenient when through comparatively constrictive corner, the flexibility is high.

Description

Self-stabilizing ambulance bed system

Technical Field

The invention relates to the technical field of medical treatment, in particular to a self-stabilizing ambulance bed system.

Background

The first aid of the hospital refers to emergency treatment of critically ill patients outside the hospital, the first aid of the hospital in a broad sense refers to emergency treatment of patients on site by medical staff or witnesses when the patients get ill, the first aid of the hospital in a narrow sense refers to a professional first aid institution composed of communication equipment, transportation tools and medical basic elements, and the ambulance cot is an indispensable object in the process of the first aid of the hospital in the field rescue and the medical activities of monitoring on the way which are carried out before the patients arrive at the hospital.

The prior ambulance cot has a single structure, a commonly used stabilizing device adopts a two-axis or three-axis series structure, compared with a parallel structure, the series structure has low bearing capacity and poor dynamic response, multi-axis coupling motion is difficult to realize, the influence on patients and medical care personnel caused by the jolt, shake and other motions of vehicles is very easy to occur in the using process, a stable treatment environment cannot be provided for the medical care personnel, meanwhile, the ambulance cot does not have a folding function, the folding degree of the cot can not be set according to the rescue needs of the patients, the space in a carriage is greatly occupied when the ambulance cot is not used, the turnaround performance is poor, the cot is generally longer in order to be suitable for the patients with different heights to lie down, but the situation that the ambulance cot cannot pass through due to the length of the cot when passing through a narrow corner can be caused, the precious treatment of the patients is delayed, the flexibility is poor.

Disclosure of Invention

The invention aims to provide a self-stabilizing ambulance bed system, which has the advantages of compensating unexpected rolling, pitching, rolling and heaving motions of a vehicle in the running process, simultaneously adjusting the folding degree of a bed plate according to the rescue needs of a patient, enabling an ambulance bed to pass through a narrower corner more conveniently, and solving the problems that the existing ambulance bed is easy to have the motions of bumping, shaking and the like in the running process of the vehicle, does not have the folding function and is inconvenient to pass through the narrower corner.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a self-stabilizing ambulance cot system, includes the base plate, the standing groove has been seted up at the top of base plate, the internally mounted of standing groove has digital multiaxis drive control ware, the top equidistance bolt of base plate has four mounts seats, the inside of mount seat is rotated through the dead lever and is connected with the crank arm, the inside equidistance bolt of standing groove has four hydraulic telescoping rod, hydraulic telescoping rod's the other end and the other end bolt of crank arm, the top of base plate is provided with the bed board, the other end bolt of crank arm has the installed part, the bottom bolt of screw and bed board is passed through at the top of installed part, logical groove has all been seted up to the both sides of bed board, the inside in logical groove is provided with the extension board, the inside bolt in logical groove has two slide rails, the front and the back of extension board all bolt have with slide rail sliding connection's slider.

Preferably, the height of the mounting member is higher than the height of the crank arm.

Preferably, the two sides of the bed board are bolted with fixing blocks, the front of each fixing block is provided with a limiting bolt in a penetrating manner, and the front of the extension board is provided with a thread groove in threaded connection with the limiting bolt.

Preferably, the top of bed board has two guard plates through the hinge is articulated, a plurality of slotted holes have been seted up in the front of guard plate, the back bolt of guard plate has the connecting plate, the top of connecting plate is through screw and bed board bolt joint.

Preferably, the front and the back of the bed board are symmetrically bolted with clamping seats, the insides of the clamping seats are bonded with flexible clamping pads, and the flexible clamping pads are made of rubber materials.

Preferably, the bed plate and the extension plate are both made of stainless steel.

Preferably, the top of the bed board is bolted with a fixed seat, the top of the fixed seat is provided with a transfusion rod, and the bottom of the transfusion rod is in threaded connection with the fixed seat.

Preferably, universal wheels are symmetrically bolted to the bottom of the base plate, and brake pads are mounted on the surfaces of the universal wheels.

Preferably, the slide rail is a damping slide rail.

Preferably, the front surface of the bed plate is bolted with a garbage placing box, and the garbage placing box is made of plastic materials.

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

the parallel robot has the advantages that the parallel structure design is adopted, the four degrees of freedom are provided, the coupling compensation of the rolling, pitching, rolling and heaving motions in the running process of the vehicle can be completely realized, meanwhile, the bearing capacity is larger than 250kg, the road condition is not required to be known in advance, the multi-source information is fused through the deep learning model, the road spectrum is identified on line in real time, the coupling motion of the vehicle is predicted, the parallel robot is not required to be preset with a motion model, the controller generates the motion track of the robot according to the road spectrum condition identified in real time, the motion of the robot is controlled, the non-inertial system multi-axis coordination stable control is realized, and the non-expected rolling, pitching, rolling and heaving motions of the vehicle in the running process can be compensated;

when the ambulance cot needs to be folded to reduce the size of the ambulance cot, the digital multi-shaft drive controller is started, the digital multi-shaft drive controller can drive the hydraulic telescopic rod to move downwards after being started, the hydraulic telescopic rod can drive the crank arm to move downwards together when moving downwards, the crank arm can enable the ambulance cot to enter a bending state under the matching of the mounting piece and the mounting seat when moving downwards, the folding degree of the cot plate can be adjusted according to the rescue requirements of a patient, the occupied space in the cot is reduced when the ambulance cot is not used, and the space utilization rate in the cot is improved;

according to the invention, the limit bolt is rotated by hands, the limit bolt can release the fixing of the extension plate under the matching of the fixing block when rotating, and then the extension plate is grasped by hands to push the extension plate to the bed plate, so that the ambulance cot can pass through a narrower corner more conveniently, the problem that the narrow corner cannot pass through is avoided, and the flexibility is high.

Drawings

FIG. 1 is a schematic front cross-sectional view of the inventive structure;

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is a schematic top view of a substrate according to the present invention;

fig. 4 is a left side cross-sectional view of the bed plate of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 1 according to the present invention;

FIG. 6 is an enlarged view of the invention at B of FIG. 4;

FIG. 7 is a schematic view of the structure of the present invention.

In the figure: 1. a substrate; 2. a placement groove; 3. a digital multi-axis drive controller; 4. a mounting seat; 5. a crank arm; 6. a hydraulic telescopic rod; 7. a bed board; 8. a mounting member; 9. a through groove; 10. an extension plate; 11. a slide rail; 12. a slider; 13. a fixed block; 14. a limit bolt; 15. a protection plate; 16. a connecting plate; 17. a card holder; 18. a flexible card pad; 19. a fixed seat; 20. a transfusion rod; 21. a universal wheel; 22. a garbage placing box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a self-stabilizing ambulance cot system comprises a base plate 1, a placing groove 2 is opened on the top of the base plate 1, a digital multi-shaft driving controller 3 is installed inside the placing groove 2, four mounting seats 4 are bolted on the top of the base plate 1 at equal intervals, a crank arm 5 is rotatably connected inside the mounting seats 4 through a fixing rod, four hydraulic telescopic rods 6 are bolted on the inside of the placing groove 2 at equal intervals, the other ends of the hydraulic telescopic rods 6 are bolted with the other ends of the crank arm 5, a bed plate 7 is arranged on the top of the base plate 1, a mounting member 8 is bolted on the other end of the crank arm 5, the top of the mounting member 8 is bolted with the bottom of the bed plate 7 through screws, through grooves 9 are opened on both sides of the bed plate 7, an extension plate 10 is arranged inside the through grooves 9, two slide rails 11 are bolted inside the through grooves 9, and sliders 12 slidably connected with the slide rails 11 are bolted on the front and back of the extension plate 10, by adopting a parallel structure design, the device has four degrees of freedom, can completely realize the coupling compensation of the rolling, pitching, rolling and heaving motions in the running process of a vehicle, has the bearing capacity of more than 250kg, does not need to know the road condition in advance, integrates multi-source information through a deep learning model, identifies a road spectrum on line in real time, predicts the coupling motion of the vehicle, does not need to set a motion model in advance for a parallel robot, generates a robot motion track according to the road spectrum condition identified in real time by a controller, controls the robot motion, realizes non-inertial system multi-axis coordination stable control, can compensate the unexpected rolling, pitching, rolling and heaving motions of the vehicle in the running process, starts the digital multi-axis driving controller 3 when the ambulance cot needs to be folded to reduce the size of the ambulance cot, drives the hydraulic telescopic rod 6 to move downwards after the digital multi-axis driving controller 3 is started, hydraulic telescoping rod 6 can drive crank arm 5 and move down together when the downstream, crank arm 5 can make self get into curved state under the cooperation of installed part 8 and mount pad 4 when the downstream, can adjust the folding degree of bed board according to the demand of patient's rescue, and reduce the space that occupies in the carriage when not using, space utilization in the carriage has been improved, and through rotating limit bolt 14 with the hand, limit bolt 14 can remove the fixed to extension board 10 under the cooperation through fixed block 13 when rotating, then grasp extension board 10 with the hand and promote to bed board 7, can make the ambulance cot more convenient when through comparatively constrictive corner, avoid appearing the comparatively narrow and unable problem that passes through of corner, the flexibility is high.

Further, the height of the attachment 8 is higher than the height of the crank arm 5, so that the crank arm 5 can be protected, and the top end of the crank arm 5 can be prevented from being easily damaged by being abutted against the bed plate 7 for a long time.

Further, the both sides of bed board 7 are all bolted connection to have fixed block 13, and the front of fixed block 13 runs through and is provided with limit bolt 14, and the thread groove with 14 threaded connection of limit bolt is seted up in the front of extension board 10, through the setting of fixed block 13 and limit bolt 14, can fix extension board 10, prevents that extension board 10 from appearing the condition of rocking after taking out easily.

Further, the top of bed board 7 has two guard plates 15 through the hinge is articulated, and a plurality of slotted holes have been seted up in guard plate 15's front, and guard plate 15's back bolt has connecting plate 16, and screw and bed board 7 bolt are passed through at connecting plate 16's top, through guard plate 15 and connecting plate 16's setting, can protect the patient, prevent that the patient from dropping down from bed board 7, have ensured patient's security.

Further, the equal symmetry bolt in front and the back of bed board 7 has cassette 17, and the inside bonding of cassette 17 has soft calorie of pad 18, and soft calorie of pad 18 is made by the rubber material and forms, through the setting of cassette 17 and soft calorie of pad 18, can carry on spacingly to guard plate 15, prevents that constantly colliding the condition to bed board 7 from appearing in guard plate 15 after putting down, has eliminated the production of noise when colliding.

Furthermore, the bed plate 7 and the extension plate 10 are both made of stainless steel, and the stainless steel has the characteristics of high strength, small density and excellent corrosion resistance.

Further, fixing base 19 has been bolted at the top of bed board 7, and the top of fixing base 19 is provided with transfusion rod 20, is threaded connection between the bottom of transfusion rod 20 and the fixing base 19, through the setting of fixing base 19 and transfusion rod 20, can conveniently carry out blood transfusion and pretreatment to the patient in the carriage, has reduced the work burden of the handheld infusion bottle of medical personnel.

Furthermore, universal wheels 21 are symmetrically bolted to the bottom of the base plate 1, brake pads are mounted on the surfaces of the universal wheels 21, and the ambulance cot can be moved more conveniently when needed through the arrangement of the universal wheels 21.

Furthermore, the type of the slide rail 11 is a damping slide rail, and the damping slide rail is used for providing a sound attenuation buffering effect which utilizes the buffering performance of liquid and has an ideal buffering effect, and comprises a fixed rail, a middle rail, a movable rail, a ball, a clutch and a buffer, wherein the buffer is arranged in the fixed rail; the buffer comprises a piston rod, a shell and a piston, wherein the piston is provided with a through hole and a hole, and when the piston rod drives the piston to move, liquid can flow to the other side from one side through the through hole, so that the buffer plays a role in buffering and damping.

Further, the front side of the bed plate 7 is bolted with a garbage placing box 22, the garbage placing box 22 is made of plastic materials, and medical wastes generated in the first-aid and pretreatment processes can be placed through the garbage placing box 22, so that the cleanliness of the interior of the carriage is guaranteed.

The working principle is as follows: before the system is used, firstly, equipment such as inertial navigation and an accelerometer are installed in a bed plate 7 to measure the bumping and swinging information of a vehicle, then speed measuring equipment is installed in a carriage of an ambulance to measure the information such as the speed of the vehicle, a deep learning model based on an autoregressive neural network is designed, the road condition of the current vehicle can be identified, the motion of the vehicle can be predicted through multi-source information fusion, as a digital multi-shaft driving controller 3 is installed in a placing groove 2, the learning model built in the digital multi-shaft driving controller 3 predicts the coupling motion of the vehicle according to the measured information, the parallel hydraulic telescopic rod 6 and a crank arm 5 can counteract the motion such as unexpected bumping and shaking of the vehicle through reverse motion, the process firstly calculates the motion trail of a robot through the kinematics and dynamics models of the parallel hydraulic telescopic rod 6 and the crank arm 5, and a digital DSP driver of an autonomous research and development device controls the parallel hydraulic telescopic rod 6 to realize preset motion, the developed ambulance cot can isolate more than 90% of vehicles from coupling motion under D-level road conditions.

Because the space in the car is limited, when the ambulance cot needs to be folded to reduce the size of the ambulance cot, the digital multi-shaft driving controller 3 is started, the digital multi-shaft driving controller 3 can drive the hydraulic telescopic rod 6 to move downwards after being started, the hydraulic telescopic rod 6 can drive the crank arm 5 to move downwards together when moving downwards, the crank arm 5 can enable the ambulance cot to enter a bending state through the matching of the mounting part 8 and the mounting seat 4 when moving downwards, and the crank arm 5 can drive the bed plate 7 to move downwards after entering the bending state until the bed plate 7 is adjusted downwards to a proper height.

When the extension plate 10 needs to be temporarily stored in the bed plate 7, the limit bolt 14 is rotated by hand, the limit bolt 14 releases the fixation of the extension plate 10 under the matching of the fixed block 13 when rotating, then the extension plate 10 is held by hand to push towards the bed plate 7, and the extension plate 10 stores the extension plate 10 in the through groove 9 in the bed plate 7 under the matching of the slide rail 11 and the slide block 12 when pushing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A self-stabilizing ambulance system comprising a base plate (1), characterized in that: the novel multifunctional table is characterized in that a placing groove (2) is formed in the top of the base plate (1), a digital multi-shaft driving controller (3) is installed inside the placing groove (2), four mounting seats (4) are bolted at the top of the base plate (1) at equal intervals, a crank arm (5) is rotatably connected inside the mounting seats (4) through a fixing rod, four hydraulic telescopic rods (6) are bolted at the inner equal intervals of the placing groove (2), the other ends of the hydraulic telescopic rods (6) are bolted with the other ends of the crank arm (5), a table board (7) is arranged at the top of the base plate (1), an installation part (8) is bolted at the other end of the crank arm (5), the top of the installation part (8) is bolted with the bottom of the table board (7) through screws, through grooves (9) are formed in the two sides of the table board (7), an extension plate (10) is arranged inside the through grooves (9), two sliding rails (11) are bolted in the through groove (9), and sliding blocks (12) which are in sliding connection with the sliding rails (11) are bolted on the front and the back of the extension plate (10).

2. A self-stabilizing ambulance cot system, according to claim 1, wherein: the height of the mounting part (8) is higher than that of the crank arm (5).

3. A self-stabilizing ambulance cot system, according to claim 1, wherein: fixed blocks (13) are bolted to two sides of the bed plate (7), limit bolts (14) penetrate through the front faces of the fixed blocks (13), and thread grooves in threaded connection with the limit bolts (14) are formed in the front faces of the extension plates (10).

4. A self-stabilizing ambulance cot system, according to claim 1, wherein: the top of bed board (7) is articulated through the hinge and has two guard plates (15), a plurality of slotted hole have been seted up in the front of guard plate (15), the back bolt of guard plate (15) has connected connecting plate (16), the top of connecting plate (16) is through screw and bed board (7) bolt joint.

5. A self-stabilizing ambulance cot system, according to claim 1, wherein: the front and the back of the bed board (7) are symmetrically bolted with clamping seats (17), soft clamping pads (18) are bonded inside the clamping seats (17), and the soft clamping pads (18) are made of rubber materials.

6. A self-stabilizing ambulance cot system, according to claim 1, wherein: the bed plate (7) and the extension plate (10) are both made of stainless steel.

7. A self-stabilizing ambulance cot system, according to claim 1, wherein: the top bolt of bed board (7) has fixing base (19), the top of fixing base (19) is provided with transfusion rod (20), be threaded connection between the bottom of transfusion rod (20) and fixing base (19).

8. A self-stabilizing ambulance cot system, according to claim 1, wherein: the bottom of base plate (1) symmetry bolt has universal wheel (21), the surface mounting of universal wheel (21) has the brake block.

9. A self-stabilizing ambulance cot system, according to claim 1, wherein: the type of the slide rail (11) is a damping slide rail.

10. A self-stabilizing ambulance cot system, according to claim 1, wherein: the front side of the bed board (7) is bolted with a garbage placing box (22), and the garbage placing box (22) is made of plastic materials.