CN111529219B - Novel foldable stretcher for emergency internal medicine - Google Patents

Novel foldable stretcher for emergency internal medicine Download PDF

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Publication number
CN111529219B
CN111529219B CN202010415726.7A CN202010415726A CN111529219B CN 111529219 B CN111529219 B CN 111529219B CN 202010415726 A CN202010415726 A CN 202010415726A CN 111529219 B CN111529219 B CN 111529219B
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CN
China
Prior art keywords
stretcher
rod
supporting
self
magnetorheological
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CN202010415726.7A
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Chinese (zh)
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CN111529219A (en
Inventor
朱传英
王敏
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Individual
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G1/00—Stretchers
    • A61G1/013—Stretchers foldable or collapsible
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G1/00—Stretchers
    • A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G1/00—Stretchers
    • A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
    • A61G1/048—Handles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G1/00—Stretchers
    • A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
    • A61G1/052—Struts, spars or legs
    • A61G1/056—Swivelling legs
    • A61G1/0562—Swivelling legs independently foldable, i.e. at least part of the leg folding movement is not simultaneous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
    • A61G2203/72—General characteristics of devices with special adaptations, e.g. for safety or comfort for collision prevention
    • A61G2203/723—Impact absorbing means, e.g. bumpers or airbags

Abstract

The utility model discloses a novel folding stretcher for emergency internal medicine, which comprises a fixed carrying component, a self-balancing magnetorheological quick assembly stretcher, a magnetorheological rescue supporting mechanism, a quick supporting and clamping mechanism, a storage battery and an electromagnet, wherein the self-balancing magnetorheological quick assembly stretcher is hinged to the lower end of the fixed carrying component, the magnetorheological rescue supporting mechanism is arranged on the self-balancing magnetorheological quick assembly stretcher, the storage battery and the electromagnet are arranged on the fixed carrying component, the storage battery is electrically connected with the electromagnet, and the quick supporting and clamping mechanism is arranged on the bottom wall of the self-balancing magnetorheological quick assembly stretcher. The utility model belongs to the technical field of medical instruments, and particularly provides a novel folding stretcher for an emergency internal medicine, which can be dynamically adjusted in a self-balancing manner according to the force application state of a stretcher, ensures that the stretcher is always kept in a horizontal state, is quickly assembled and disassembled through magnetorheological fluid, is firm in supporting a patient without compression, is quickly assembled to form a rescue table, and is convenient for moving the stretcher.

Description

Novel foldable stretcher for emergency internal medicine
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to a novel folding stretcher for emergency internal medicine.
Background
In emergency clinic, the stretcher is used as an auxiliary instrument which is necessary to be used and plays an irreplaceable role. The existing stretcher has two types of fixed type and folding type, the fixed type stretcher has a simple structure, all parts are fixedly connected and can be taken at any time, but the stretcher has large volume, large occupied space, inconvenient carrying and limited applicable environment, and is particularly not suitable for emergency treatment; folding stretcher is small under the state of storing up, occupation space is little, high durability and convenient carrying, it forms by telescopic both sides stock and screen cloth combination usually, the screen cloth itself is soft, collapsible, but can and come together to reduce occupation space for two stock, the use of horizontal pole has been given up to current folding stretcher, only constitute by two telescopic stock and screen cloth promptly, the stretcher of this kind of structure is when using, the screen cloth can the downwarping under the effect of dead weight and patient's body weight, force two stock to be close to each other, patient's body posture receives the restraint under the oppression, be unfavorable for the normal clear of diagnosing very much. In addition, the folding stretcher of this kind of structure, because lack stable plane braced frame, only can be used as patient's shifting tool, can not use as the workstation, it is very inconvenient when needing on-the-spot rescue to meet emergency, current stretcher in addition when carrying, because the front and back porter does not have the ache again in long-time transport, very easily cause the stretcher slope or the stretcher tongs to drop, it is very easy to fall the patient slightly carelessly, cause more pain and injury to patient especially fracture patient, when the stretcher is carried and patient gets on the bus or gets off the bus, the porter at stretcher both ends has the difference in height, be difficult to guarantee the stretcher is balanced, it is very inconvenient.
Disclosure of Invention
Aiming at the situation and overcoming the defects of the prior art, the utility model provides the novel folding emergency internal medicine stretcher which can be dynamically adjusted in a self-balancing manner according to the force application state of a stretcher worker, ensure that the stretcher and a patient are always kept in a horizontal state, reduce the oscillation of the patient during the transportation, avoid the collision of the patient caused by the inclination of the stretcher, realize the quick assembly and disassembly through magnetorheological fluid, firmly support the patient without oppression, quickly assemble to form a rescue platform in emergency, facilitate the medical personnel to apply first aid, has stable structure and strong bearing capacity, and is convenient for the stretcher to be lifted to a high place.
The technical scheme adopted by the utility model is as follows: the utility model relates to a novel folding stretcher for emergency internal medicine, which comprises a fixed carrying component, a self-balancing magnetorheological quick assembly stretcher, a magnetorheological rescue supporting mechanism, a quick supporting clamping mechanism, a storage battery and an electromagnet, the self-balancing magnetorheological rapid assembly stretcher is hinged at the lower end of the fixed carrying component, the magnetorheological rescue supporting mechanism is arranged on the self-balancing magnetorheological rapid assembly stretcher, the storage battery and the electromagnet are arranged on the fixed carrying assembly, the storage battery is electrically connected with the electromagnet, the storage battery supplies power to the electromagnet so as to provide a strong magnetic field when the electromagnet is electrified, the rapid supporting and clamping mechanism is arranged on the bottom wall of the self-balance magnetorheological rapid assembly stretcher, is convenient for rapid assembly and forms a stable rescue platform through clamping and limiting, and is convenient for rescuing patients on site in emergency; the self-balancing magnetorheological rapid assembly stretcher comprises a gravity self-adjusting fixing rod, a self-balancing stretcher supporting rod, a V-shaped hinge rod and a magnetorheological gas flexible winding device, wherein the gravity self-adjusting fixing rod is hinged on the fixed carrying assembly, the self-balancing stretcher supporting rod is arranged on the gravity self-adjusting fixing rod and is perpendicular to the gravity self-adjusting fixing rod, the V-shaped supporting rod is arranged at the lower end of the self-balancing stretcher supporting rod and is connected with the lower end of the gravity self-adjusting fixing rod, the V-shaped supporting rod is arranged in a V shape, the V-shaped supporting rod and the self-balancing stretcher supporting rod form a stable triangle and are in perpendicular arrangement with the gravity self-adjusting fixing rod all the time through double limiting of the gravity self-adjusting fixing rod and the V-shaped supporting rod on the self-balancing stretcher supporting rod, the V-shaped hinge rod is hinged between the self-balancing stretcher supporting rods, the V-shaped hinge rod is separated, stretched or close to and folded along with the self-balancing stretcher supporting rod, the V-shaped hinge rod is easy to accommodate and assemble the self-balancing stretcher supporting rod, limit the self-balancing stretcher supporting rod during transportation and fix a bearing of a patient, the self-balancing stretcher supporting rod is prevented from being drawn close to the middle under the action of gravity to press the patient during transportation, no matter how the angle of the fixed transportation assembly changes during transportation, the self-balancing stretcher supporting rod is arranged at the lower end of the gravity self-adjusting fixing rod, and under the action of the gravity of the self-balancing stretcher supporting rod, the gravity self-adjusting fixing rod is always kept in a vertical downward state, so that the self-balancing stretcher supporting rod is always kept in a horizontal state, collision damage to the patient caused by the inclination of the angle of the self-balancing stretcher supporting rod is avoided, and the stable transportation of the patient is ensured; the magnetorheological gas flexible winding device is arranged on the self-balancing stretcher supporting rod, the self-balancing stretcher supporting rod comprises a first stretcher supporting rod and a second stretcher supporting rod, the first stretcher supporting rod and the second stretcher supporting rod are arranged at the lower end of the fixed carrying component and are symmetrically arranged at two sides of the magnetorheological gas flexible winding device, the magnetorheological gas flexible winding device comprises a supporting scroll, a magnetorheological rubber bag and magnetorheological fluid, a supporting winding cavity is arranged in the first stretcher supporting rod, the lower end of the supporting winding cavity is hollow, the supporting scroll is rotatably arranged on the side wall of the supporting winding cavity, one end of the supporting scroll penetrates through the side wall of the supporting winding cavity and is arranged outside the supporting winding cavity, a supporting winding through hole communicated with the supporting winding cavity is arranged on one side wall of the first stretcher supporting rod close to the second stretcher supporting rod, one end of the magnetorheological rubber bag is wound on the supporting scroll, and the other end of the magnetorheological rubber bag penetrates through the supporting winding through hole and is fixedly connected to the second stretcher supporting rod, the magnetorheological fluid is arranged in the magnetorheological rubber bag, the magnetorheological fluid has the characteristic of low-viscosity Newtonian fluid under the condition of zero magnetic field, the stretch stretcher supporting rod I and the stretcher supporting rod II can easily pull the magnetorheological rubber bag down from the supporting scroll to enable the stretcher supporting rod I and the stretcher supporting rod II to be unfolded, the apparent viscosity of the magnetorheological fluid can be increased by more than two orders of magnitude in a short time under the action of a strong magnetic field, the similar solid characteristic is presented, the magnetorheological rubber bag cannot be easily pulled in a fixed shape, a good supporting effect is achieved on a patient under the double effects of the magnetorheological fluid of the V-shaped hinged rod and the similar solid, the situation that the stretcher supporting rod I and the stretcher supporting rod II are close to each other due to deformation to cause compression on the patient is avoided, the structure is stable, and meanwhile, vibration generated when the stretcher supporting rod I and the stretcher supporting rod II are carried can be effectively reduced.
Furthermore, the V-shaped hinged rod comprises a first hinged supporting rod and a second hinged supporting rod, one end of the first hinged supporting rod is hinged with the first stretcher supporting rod, one end of the second hinged supporting rod is hinged with the second stretcher supporting rod, the other end of the first hinged supporting rod is hinged with the other end of the second hinged supporting rod, and the first hinged supporting rod and the second hinged supporting rod are driven to be close to or far away from each other so as to drive the first hinged supporting rod and the second hinged supporting rod to change angles to realize quick assembly and storage of the first stretcher supporting rod and the second stretcher supporting rod; be equipped with multiunit V-arrangement articulated arm between stretcher branch one and the stretcher branch two, multiunit V-arrangement articulated arm carries out the bearing and carries on spacingly to stretcher branch one and stretcher branch two to the disease, avoids stretcher branch one and stretcher branch two to be close to oppresses the disease.
Further, the magnetorheological rescue support mechanism comprises a telescopic support mechanism and a support magnetorheological winding mechanism, the telescopic support mechanism is arranged on the lower wall of the stretcher support rod, the support magnetorheological winding mechanism is arranged on the side wall of the stretcher support rod and is arranged above the telescopic support mechanism, a rescue winding cavity is arranged in the stretcher support rod, the lower end of the rescue winding cavity is hollow, the support magnetorheological winding mechanism comprises a rescue reel, a stretching clamping part, a rescue rubber bag and damping magnetorheological fluid, a rescue winding through hole communicated with the rescue winding cavity is formed in the side wall of the stretcher support rod, far away from the stretcher support rod, of the stretcher support rod, the rescue reel is rotatably arranged in the rescue winding cavity, one end of the rescue rubber bag is wound on the rescue reel, the stretching clamping part is arranged at the other end of the rescue rubber bag and is arranged outside the rescue winding cavity, and the stretching clamping part is convenient for pulling the rescue rubber bag, the other end of salvation rubber bag runs through the salvation rolling through hole and is connected with the stretching joint part, the damping magnetorheological fluid is arranged in the salvation rubber bag, the damping magnetorheological fluid can increase more than two orders of magnitude in short time and present the solid characteristic, at the moment, the salvation rubber bag can not be dragged easily after setting, good supporting effect can be realized under the double action of the damping magnetorheological fluid of the telescopic supporting mechanism and the solid type, the structure is stable, the medical personnel can carry out on-site salvation on the patient in emergency, the telescopic supporting mechanism comprises a fixing frame, a sliding shaft, a sliding block, an X-shaped hinged supporting rod and a sliding stretching part, the fixing frame is arranged on one side wall of the stretcher supporting rod II far away from the stretcher supporting rod I, the sliding shaft can be rotatably arranged between the fixing frames, the sliding block is arranged on the sliding shaft in a sliding way, and the head end of the X-shaped hinged supporting rod is arranged on the sliding block and the fixing frame, the articulated bracing piece tail end of X shape is located to the tensile portion of sliding, the tensile portion of sliding and tensile joint portion rigid coupling drive the articulated bracing piece of X shape through the tensile portion of sliding and stretch and drive tensile joint portion and pull out the succour rubber bag, convenient and fast.
Furthermore, the X-shaped hinged support rod is formed by sequentially hinging and connecting a plurality of groups of X-shaped hinged rods end to end, the X-shaped hinged rod is formed by two groups of supporting rods in an X-shaped hinged mode, the head end and the tail end of each X-shaped hinged supporting rod are respectively provided with four end heads, one side end of the head end of the X-shaped hinged support rod is hinged on the fixed frame, the other side end of the head end of the X-shaped hinged support rod is hinged on the slide block, the sliding stretching part is provided with a sliding through hole, one end head of the tail end of the X-shaped hinged support rod is hinged on the sliding stretching part, the other side end of the tail end of the X-shaped hinged support rod is arranged in the sliding through hole in a sliding and hinged mode, the sliding stretching portion is pulled to drive the support rod to rotate, so that the head end and the tail end of the X-shaped hinged support rod are far away from each other, the X-shaped hinged support rod drives the sliding block to slide along the sliding shaft, and meanwhile the X-shaped hinged support rod drives the other side end of the tail end of the X-shaped hinged support rod to slide along the sliding through hole.
Further, it includes fixed roof, articulated bracing piece and slant fixed joint pole to support latch mechanism fast, self-balancing stretcher branch lower extreme is located to the fixed roof rigid coupling, the articulated bracing piece is articulated to be located the fixed roof lower extreme, the equidistant slant joint groove that is equipped with of fixed roof diapire, slant fixed joint pole one end is articulated to be located on the articulated bracing piece, the other end of slant fixed joint pole is equipped with the joint, the slant fixed joint pole can dismantle the joint through the joint and locate slant joint inslot, is the triangle-shaped equipment through fixed roof, articulated bracing piece and slant fixed joint pole, realizes quick firm equipment, acts as the workstation with the stretcher when the emergency of being convenient for and provides the condition for medical personnel rescue sick, and firmly does not rock, and it is quick convenient to dismantle the equipment.
Further, fixed transport subassembly includes dead lever, telescopic stretcher handle and support ball, the telescopic stretcher handle is scalable locates the dead lever both ends, and self-balancing stretcher branch is convenient for accomodate to telescopic stretcher handle, the dead lever middle part is located in the articulated dead lever of gravity self-interacting dead lever, the support ball is located telescopic stretcher handle and is kept away from the one end of dead lever, and the support ball is convenient for the multi-angle bearing.
Further, be equipped with fixed retaining member and spacing retaining member on the gravity self-interacting dead lever, gravity self-interacting dead lever middle part is located to fixed retaining member, and self-balancing stretcher branch is through the articulated gravity self-interacting dead lever middle part of locating of fixed retaining member screw thread, gravity self-interacting dead lever lower extreme is located to spacing retaining member, and the V-arrangement bracing piece can be dismantled through spacing retaining member and locate gravity self-interacting dead lever lower extreme, and the spacing retaining member through dismantling the setting both is convenient for fix self-balancing stretcher branch fast, is convenient for draw in the dead lever again to self-balancing stretcher branch department fast, portable.
Furthermore, a power switch button is arranged on the fixing rod and arranged between the storage battery and the electromagnet, and the storage battery is controlled to be electrified by the power switch button.
Furthermore, the outer side of the magnetorheological rubber bag is coated with a flexible air bag, so that the comfort level of a patient in lying is improved.
Furthermore, the side wall of the fixed rod is provided with a height adjusting handle, so that the fixed rod can be driven to rotate to adjust the height of the self-balancing stretcher supporting rod.
The utility model with the structure has the following beneficial effects: the novel folding stretcher for the emergency internal medicine department has the advantages of simple structure, reasonable design and simplicity and convenience in operation, can effectively improve the working efficiency of carrying the stretcher by a stretcher worker and improve the safety of patients, and the self-balancing stretcher supporting rod is dynamically self-balanced under the action of gravity through the gravity self-adjusting fixing rod and the self-balancing stretcher supporting rod, so that the self-balancing stretcher supporting rod is always kept in a horizontal rotating state no matter what angle the stretcher worker carries the fixing rod, and a stable triangle is formed by assembling the V-shaped supporting rod and the self-balancing stretcher supporting rod, so that the structure is firm; the patient lying comfort level is guaranteed through the magnetorheological gas flexible winding device, and meanwhile the magnetorheological rubber bag, the magnetorheological fluid and the V-shaped hinge rod are matched to play a role in stabilizing and bearing the patient, so that the situation that the first stretcher supporting rod and the second stretcher supporting rod are close to each other to press the patient is avoided; a stable rescue platform is formed by the telescopic supporting mechanism and the supporting magnetorheological winding mechanism, so that medical personnel can conveniently carry out first aid on patients, the vibration is effectively reduced, and the influence of vibration on the rescue accuracy of the medical personnel is avoided; realize the workstation fast assembly through supporting latch mechanism fast assembly and dismantlement fast, the formation rescue platform of fast assembly at the emergency, the medical personnel of being convenient for apply the first aid, stable in structure, bearing capacity are strong, are convenient for through lever principle with stretcher lifting to eminence through the dead lever of rotatable setting and the support ball of locating on the dead lever, reduce the transport degree of difficulty, guarantee that the disease steadily carries to the ambulance, improve stretcher stability.
Drawings
FIG. 1 is a schematic structural view of a novel foldable stretcher for emergency internal medicine;
fig. 2 is a schematic view of the unfolding state of the quick supporting and clamping mechanism of the novel foldable stretcher for emergency internal medicine;
fig. 3 is a side view of the novel foldable stretcher for emergency internal medicine of the utility model;
fig. 4 is a cross-sectional view of a novel foldable stretcher for emergency internal medicine of the utility model;
fig. 5 is a bottom view of the novel foldable stretcher for emergency internal medicine of the utility model;
fig. 6 is a bottom view of the folding type stretcher for emergency internal medicine with the magnetorheological rescue supporting mechanism in the open state;
fig. 7 is a top view of the folding type stretcher for emergency internal medicine with magnetorheological rescue supporting mechanism in an open state;
fig. 8 is a schematic structural view of a novel folding stretcher rapid supporting and clamping mechanism for emergency internal medicine of the present invention;
fig. 9 is a schematic structural view of a novel foldable stretcher telescopic supporting mechanism for emergency internal medicine of the utility model;
fig. 10 is a top view of the folding type stretcher magnetorheological rescue supporting mechanism for emergency internal medicine in an open state.
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings: 1. the device comprises a fixed carrying assembly, 2, a self-balancing magnetorheological quick assembly stretcher, 3, a magnetorheological rescue supporting mechanism, 4, a quick supporting clamping mechanism, 5, a storage battery, 6, an electromagnet, 7, a gravity self-adjusting fixing rod, 8, a self-balancing stretcher supporting rod, 9, a V-shaped supporting rod, 10, a V-shaped hinged rod, 11, a magnetorheological gas flexible winding device, 12, a stretcher supporting rod I, 13, a stretcher supporting rod II, 14, a supporting scroll, 15, a magnetorheological rubber bag, 16, magnetorheological fluid, 17, a supporting winding cavity, 18, a supporting winding through hole, 19, a hinged supporting rod I, 20, a hinged supporting rod II, 21, a telescopic supporting mechanism, 22, a supporting magnetorheological winding mechanism, 23, a rescue winding cavity, 24, a rescue scroll, 25, a stretching clamping part, 26, a rescue rubber bag, 27, damping magnetorheological fluid, 28, a rescue winding through hole, 29, a magnetorheological gas flexible winding through hole, a flexible winding mechanism, and a magnetorheological gas winding through hole The fixing frame 30, a sliding shaft 31, a sliding block 32, an X-shaped hinged support rod 33, a sliding stretching part 34, an X-shaped hinged rod 35, a support rod 36, a tip 37, a sliding through hole 38, a fixed top plate 39, a hinged support rod 40, an oblique fixed clamping rod 41, an oblique clamping groove 42, a clamping head 43, a fixed rod 44, a telescopic stretcher handle 45, a support ball 46, a fixed locking piece 47, a limit locking piece 48, a power switch button 49, a flexible air bag 50 and a height adjusting handle.
Detailed Description
The technical solutions of the present invention will be further described in detail with reference to specific implementations, and all the portions of the present invention not described in detail are the prior art.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 10, the utility model relates to a novel foldable stretcher for emergency internal medicine, comprising a fixed carrying component 1, a self-balancing magnetorheological rapid assembly stretcher 2, a magnetorheological rescue supporting mechanism 3, a rapid supporting clamping mechanism 4, a storage battery 5 and an electromagnet 6, wherein the self-balancing magnetorheological rapid assembly stretcher 2 is hinged at the lower end of the fixed carrying component 1, the magnetorheological rescue supporting mechanism 3 is arranged on the self-balancing magnetorheological rapid assembly stretcher 2, the storage battery 5 and the electromagnet 6 are arranged on the fixed carrying component 1, the storage battery 5 is electrically connected with the electromagnet 6, the rapid supporting clamping mechanism 4 is arranged at the bottom wall of the self-balancing magnetorheological rapid assembly stretcher 2, the self-balancing magnetorheological rapid assembly stretcher 2 comprises a gravity self-adjusting fixing rod 7, a self-balancing stretcher supporting rod 8, a V-shaped supporting rod 9, a V-shaped hinge rod 10 and a magnetorheological flexible winding device 11, the gravity self-adjusting fixing rod 7 is hinged to the fixed carrying assembly 1, the self-balancing stretcher supporting rod 8 is arranged on the gravity self-adjusting fixing rod 7 and is perpendicular to the gravity self-adjusting fixing rod 7, the V-shaped supporting rod 9 is arranged at the lower end of the self-balancing stretcher supporting rod 8 and is connected with the lower end of the gravity self-adjusting fixing rod 7, the V-shaped supporting rod 9 is arranged in a V shape, and the V-shaped hinge rod 10 is hinged between the self-balancing stretcher supporting rods 8; the magnetorheological gas flexible winding device 11 is arranged on the self-balancing stretcher supporting rod 8, the self-balancing stretcher supporting rod 8 comprises a first stretcher supporting rod 12 and a second stretcher supporting rod 13, the first stretcher supporting rod 12 and the second stretcher supporting rod 13 are arranged at the lower end of the fixed carrying component 1 and are symmetrically arranged at two sides of the magnetorheological gas flexible winding device 11, the magnetorheological gas flexible winding device 11 comprises a supporting reel 14, a magnetorheological rubber bag 15 and magnetorheological fluid 16, a supporting winding cavity 17 is arranged inside the first stretcher supporting rod 12, the lower end of the supporting winding cavity 17 is arranged in a hollow manner, the supporting reel 14 is rotatably arranged on the side wall of the supporting winding cavity 17, one end of the supporting reel 14 penetrates through the side wall of the supporting winding cavity 17 and is arranged outside the supporting winding cavity 17, a supporting winding through hole 18 which is communicated with the supporting winding cavity 17 is arranged on one side wall of the first stretcher supporting rod 12 close to the second stretcher supporting rod 13, one end of the magnetorheological rubber bag 15 is wound on the support reel 14, the other end of the magnetorheological rubber bag 15 penetrates through the support winding through hole 18 and is fixedly connected to the stretcher support rod II 13, and the magnetorheological fluid 16 is arranged in the magnetorheological rubber bag 15.
Wherein, V-arrangement articulated mast 10 includes first 19 of articulated bracing piece and two 20 of articulated bracing piece, the one end of first 19 of articulated bracing piece links to each other with stretcher branch 12 is articulated, the one end of two 20 of articulated bracing pieces links to each other with two 13 of stretcher branch are articulated, the other end of one 19 of articulated bracing piece links to each other with the other end of two 20 of articulated bracing pieces is articulated, be equipped with multiunit V-arrangement articulated mast 10 between stretcher branch 12 and the two 13 of stretcher branch.
The magnetorheological rescue support mechanism 3 comprises a telescopic support mechanism 21 and a support magnetorheological winding mechanism 22, the telescopic support mechanism 21 is arranged on the lower wall of the second stretcher supporting rod 13, the support magnetorheological winding mechanism 22 is arranged on the side wall of the second stretcher supporting rod 13 and above the telescopic support mechanism 21, a rescue winding cavity 23 is arranged in the second stretcher supporting rod 13, the lower end of the rescue winding cavity 23 is hollow, the support magnetorheological winding mechanism 22 comprises a rescue reel 24, a stretching clamping part 25, a rescue rubber bag 26 and a shock absorption magnetorheological fluid 27, a rescue winding through hole 28 communicated with the rescue winding cavity 23 is arranged on the side wall of the second stretcher supporting rod 13 far away from the first stretcher supporting rod 12, the rescue reel 24 is rotatably arranged in the rescue winding cavity 23, one end of the rescue rubber bag 26 is wound on the rescue reel 24, the stretching clamping part 25 is arranged at the other end of the rescue rubber bag 26 and is arranged outside the rescue winding cavity 23, the other end of salvation rubber bag 26 runs through salvation rolling through hole 28 and is connected with tensile joint portion 25, shock attenuation magnetorheological suspensions 27 are located in salvation rubber bag 26, flexible supporting mechanism 21 includes mount 29, slide-shaft 30, slider 31, X-shaped hinged support bar 32 and slip stretching portion 33, mount 29 is located on one side lateral wall that stretcher branch one 12 is kept away from to stretcher branch two 13, slide-shaft 30 is rotatable to be located between mount 29, slider 31 slides and locates on slide-shaft 30, X-shaped hinged support bar 32 head end is located on slider 31 and mount 29, slip stretching portion 33 is located X-shaped hinged support bar 32 tail end, slip stretching portion 33 and tensile joint portion 25 rigid coupling, X-shaped hinged support bar 32 is formed by multiunit X-shaped hinged support bar 34 end to end in proper order articulated linking to each other, X-shaped hinged support bar 34 is formed by two sets of hinged support bars 35 are X-shaped articulatedly, the head end and the tail end of the X-shaped hinged support rod 32 are respectively provided with four end heads 36, one side end head 36 of the head end of the X-shaped hinged support rod 32 is hinged on the fixed frame 29, the other side end head 36 of the head end of the X-shaped hinged support rod 32 is hinged on the sliding block 31, the sliding stretching part 33 is provided with a sliding through hole 37, one side end head 36 of the tail end of the X-shaped hinged support rod 32 is hinged on the sliding stretching part 33, and the other side end head 36 of the tail end of the X-shaped hinged support rod 32 is hinged in the sliding through hole 37.
Fast supporting clamping mechanism 4 is including fixed roof 38, articulated supporting rod 39 and slant fixed joint pole 40, 8 lower extremes of self-balancing stretcher branch are located to fixed roof 38 rigid coupling, articulated supporting rod 39 articulates and locates fixed roof 38 lower extreme, the equidistant slant joint groove 41 that is equipped with of fixed roof 38 diapire, slant fixed joint pole 40 one end is articulated to be located on articulated supporting rod 39, the other end of slant fixed joint pole 40 is equipped with joint 42, slant fixed joint pole 40 can dismantle the joint through joint 42 and locate in the slant joint groove 41.
The fixed carrying assembly 1 comprises a fixed rod 43, a telescopic stretcher handle 44 and a supporting round ball 45, wherein the telescopic stretcher handle 44 is telescopically arranged at two ends of the fixed rod 43, and the supporting round ball 45 is arranged at one end of the telescopic stretcher handle 44 far away from the fixed rod 43; the gravity self-adjusting fixing rod 7 is provided with a fixing locking piece 46 and a limiting locking piece 47, the fixing locking piece 46 is arranged in the middle of the gravity self-adjusting fixing rod 7, the self-balancing stretcher supporting rod 8 is hinged to the middle of the gravity self-adjusting fixing rod 7 through the fixing locking piece 46 in a threaded manner, the limiting locking piece 47 is arranged at the lower end of the gravity self-adjusting fixing rod 7, the V-shaped supporting rod 9 is detachably arranged at the lower end of the gravity self-adjusting fixing rod 7 through the limiting locking piece 47, and the limiting locking piece 47 which is detachably arranged is convenient for rapidly fixing the self-balancing stretcher supporting rod 8 and rapidly drawing the fixing rod 43 into the self-balancing stretcher supporting rod 8, so that the gravity self-adjusting fixing rod is convenient to carry; a power switch button 48 is arranged on the fixing rod 43, the power switch button 48 is arranged between the storage battery 5 and the electromagnet 6, and the power switch button 48 controls the storage battery 5 to electrify the electromagnet 6; the outer side of the magnetorheological rubber bag 15 is wrapped with a flexible air bag 49 to increase the comfort level of a patient when the patient lies, and the side wall of the fixed rod 43 is provided with a height adjusting grip 50.
When the self-balancing stretcher support rod 8 is needed to be used, the fixing rod 43 is pulled to drive the gravity self-adjusting fixing rod 7 to rotate around the fixing locking piece 46 until the gravity self-adjusting fixing rod 7 is perpendicular to the self-balancing stretcher support rod 8, the fixing locking piece 46 is screwed to enable the gravity self-adjusting fixing rod 7 and the self-balancing stretcher support rod 8 to be kept in a perpendicular state, and the lower end of the gravity self-adjusting fixing rod 7 is fastened on the V-shaped support rod 9 through the limiting locking piece 47, the first stretcher supporting rod 12 and the second stretcher supporting rod 13 are pulled to separate the first stretcher supporting rod 12 from the second stretcher supporting rod 13, the first stretcher supporting rod 12 and the second stretcher supporting rod 13 drive the first hinged supporting rod 19 and the second hinged supporting rod 20 to change from an acute angle to an obtuse angle so as to realize the folding and the assembly of the first stretcher supporting rod 12 and the second stretcher supporting rod 13, the second stretcher supporting rod 13 simultaneously drives the magnetorheological rubber bag 15 to be pulled down from the supporting scroll 14 and pulled out to the first stretcher supporting rod 12 through the supporting and rolling through hole 18 to keep a proper distance with the second stretcher supporting rod 13, at the moment, the power switch button 48 is pressed, the storage battery 5 supplies power to the electromagnet 6 to enable the electromagnet 6 to be electrified to generate magnetism, the electromagnet 6 generates a strong magnetic field, the magnetorheological fluid 16 can increase more than two orders of magnitude of apparent viscosity in a short time under the action of the strong magnetic field, and has similar solid characteristics, at the moment, the magnetorheological rubber bag 15 cannot be easily pulled due to the shaping of the magnetorheological fluid 16, the patient is placed on the magnetorheological rubber bag 15, the patient is well supported under the dual action of the V-shaped hinged rod 10 and the solid-like magnetorheological fluid 16, the first stretcher supporting rod 12 and the second stretcher supporting rod 13 are prevented from being close to the patient due to deformation, the structure is stable, meanwhile, the magnetorheological fluid 16 can effectively reduce the vibration generated during the carrying of the self-balancing stretcher supporting rod 8, a stretcher worker draws the telescopic stretcher handle 44 out of the fixing rod 43 and lifts the self-balancing stretcher supporting rod 8 through the telescopic stretcher handle 44, no matter how the angle of the fixed carrying assembly 1 changes during the carrying, the self-balancing stretcher supporting rod 8 is arranged at the lower end of the gravity self-adjusting fixing rod 7, under the action of the gravity of the self-balancing stretcher supporting rod 8, the gravity self-adjusting fixing rod 7 always keeps a vertical downward state, so that the self-balancing stretcher supporting rod 8 always keeps a horizontal state, when the self-balancing stretcher supporting rod 8 needs to be transported from a low position to a high position, such as to an ambulance, only one end of the self-balancing stretcher supporting rod 8 needs to be placed on the ambulance, one stretcher fixes the stretcher by a telescopic stretcher grip 44, and the other stretcher drives a fixing rod 43 to rotate around the hinge joint of the fixing rod 43 and the gravity self-adjusting fixing rod 7 by a height adjusting grip 50 so that a supporting ball 45 at one end of the fixing rod 43 contacts the ground and drives the self-balancing stretcher supporting rod 8 to be improved in height by the fixing rod 43, thereby facilitating the transportation; when emergency needs to be rescued on site, the hinged support rod 39 is held to enable the hinged support rod 39 to rotate from a parallel state with the fixed top plate 38 to a vertical state, the hinged support rod 39 drives the inclined fixed clamping rod 40 to rotate, the clamping head 42 of the inclined fixed clamping rod 40 is clamped in the inclined clamping groove 41, at the moment, the fixed top plate 38, the hinged support rod 39 and the inclined fixed clamping rod 40 are in a triangular state, the self-balancing stretcher support rod 8 is firmly fixed, the quick support clamping mechanism 4 at the four corners of the stretcher support rod I12 and the stretcher support rod II 13 enables the self-balancing stretcher support rod 8 to be quickly assembled into a stable workbench, medical personnel can pull the sliding stretching part 33 to drive the X-shaped hinged support rod 32 to stretch and drive the stretching clamping part 25 to pull out the rescue rubber bag 26, the X-shaped hinged support rod 32 and the rescue rubber bag 26 synchronously unfold, and after the rescue rubber bag 26 is unfolded for a certain length, according to the power switch button 48, the storage battery 5 is electrified by the electromagnet 6 to generate a strong magnetic field, the damping magnetorheological fluid 27 can be increased by more than two orders of magnitude in a short time under the action of the strong magnetic field and has the similar solid characteristic, the rescue rubber bag 26 is shaped and cannot be dragged easily, a good supporting effect is realized under the double effects of the telescopic supporting mechanism 21 and the damping magnetorheological fluid 27 of the similar solid, the structure is stable, and medical workers can perform field rescue on patients in emergency.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
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.

Claims (10)

1. The utility model provides a novel stretcher is used to foldable emergency internal medicine department which characterized in that: the self-balancing magnetorheological quick assembly stretcher comprises a fixed carrying component, a self-balancing magnetorheological quick assembly stretcher, a magnetorheological rescue supporting mechanism, a quick supporting and clamping mechanism, a storage battery and an electromagnet, wherein the self-balancing magnetorheological quick assembly stretcher is hinged to the lower end of the fixed carrying component; the self-balancing magnetorheological rapid assembly stretcher comprises a gravity self-adjusting fixing rod, a self-balancing stretcher supporting rod, a V-shaped hinge rod and a magnetorheological gas flexible winding device, wherein the gravity self-adjusting fixing rod is hinged to the fixed carrying assembly, the self-balancing stretcher supporting rod is arranged on the gravity self-adjusting fixing rod and is perpendicular to the gravity self-adjusting fixing rod, the V-shaped supporting rod is arranged at the lower end of the self-balancing stretcher supporting rod and is connected with the lower end of the gravity self-adjusting fixing rod, the V-shaped supporting rod is arranged in a V shape, and the V-shaped hinge rod is hinged between the self-balancing stretcher supporting rods; the magnetorheological gas flexible winding device is arranged on the self-balancing stretcher supporting rod, the self-balancing stretcher supporting rod comprises a first stretcher supporting rod and a second stretcher supporting rod, the first stretcher supporting rod and the second stretcher supporting rod are arranged at the lower end of the fixed carrying component and are symmetrically arranged at two sides of the magnetorheological gas flexible winding device, the magnetorheological gas flexible winding device comprises a supporting scroll, a magnetorheological rubber bag and magnetorheological fluid, a supporting winding cavity is arranged in the first stretcher supporting rod, the lower end of the supporting winding cavity is hollow, the supporting scroll is rotatably arranged on the side wall of the supporting winding cavity, one end of the supporting scroll penetrates through the side wall of the supporting winding cavity and is arranged outside the supporting winding cavity, a supporting winding through hole communicated with the supporting winding cavity is arranged on one side wall of the first stretcher supporting rod close to the second stretcher supporting rod, one end of the magnetorheological rubber bag is wound on the supporting scroll, and the other end of the magnetorheological rubber bag penetrates through the supporting winding through hole and is fixedly connected to the second stretcher supporting rod, the magnetorheological fluid is arranged in the magnetorheological rubber bag.
2. The novel foldable stretcher for emergency internal medicine according to claim 1, characterized in that: the V-shaped hinge rod comprises a first hinged support rod and a second hinged support rod, one end of the first hinged support rod is hinged to the first stretcher support rod, one end of the second hinged support rod is hinged to the second stretcher support rod, the other end of the first hinged support rod is hinged to the other end of the second hinged support rod, and a plurality of groups of V-shaped hinge rods are arranged between the first stretcher support rod and the second stretcher support rod.
3. The novel foldable stretcher for emergency internal medicine according to claim 1, characterized in that: the magneto-rheological salvation support mechanism comprises a telescopic support mechanism and a support magneto-rheological rolling mechanism, the telescopic support mechanism is arranged on the two lower walls of the stretcher supporting rod, the support magneto-rheological rolling mechanism is arranged on the two side walls of the stretcher supporting rod and is arranged above the telescopic support mechanism, a salvation rolling cavity is arranged in the stretcher supporting rod, the lower end of the salvation rolling cavity is hollow, the support magneto-rheological rolling mechanism comprises a salvation reel, a stretching clamping part, a salvation rubber bag and shock-absorbing magneto-rheological fluid, a salvation rolling through hole communicated with the salvation rolling cavity is arranged on one side wall of the stretcher supporting rod, away from the stretcher supporting rod, of the stretcher supporting rod, the salvation reel is rotatably arranged in the salvation rolling cavity, one end of the salvation rubber bag is wound on the salvation reel, the stretching clamping part is arranged at the other end of the salvation rubber bag and is arranged outside the salvation rolling cavity, and the other end of the salvation rubber bag is connected with the stretching clamping part through the salvation rolling through hole, shock attenuation magnetorheological suspensions are located in the succour rubber bag, flexible supporting mechanism includes mount, slide shaft, slider, the articulated bracing piece of X shape and the tensile portion of slip, the mount is located two lateral walls of keeping away from stretcher branch one of stretcher branch on, the slide shaft is rotatable to be located between the mount, the slider slides and locates on the slide shaft, the articulated bracing piece head end of X shape is located on slider and the mount, the articulated bracing piece tail end of X shape is located to the tensile portion of slip, the tensile portion of slip and tensile joint portion rigid coupling.
4. The novel foldable stretcher for emergency internal medicine according to claim 3, characterized in that: x-shaped hinged support rod is formed by multiunit X-shaped hinged support rod end to end in proper order articulated linking to each other, X-shaped hinged support rod is X-shaped by two sets of bracing pieces and articulates and forms, X-shaped hinged support rod head end and tail end are equipped with four ends respectively, one side end of X-shaped hinged support rod head end is articulated to be located on the mount, the articulated slider of locating in opposite side end of X-shaped hinged support rod head end, be equipped with the slip through-hole in the tensile portion of sliding, one side end of X-shaped hinged support rod tail end is articulated to be located in the tensile portion of sliding, the articulated slip of opposite side end of X-shaped hinged support rod tail end is located in the slip through-hole.
5. The novel foldable stretcher for emergency internal medicine according to claim 1, characterized in that: the quick support clamping mechanism comprises a fixed top plate, an articulated supporting rod and an oblique fixed clamping rod, the fixed top plate is fixedly connected with the lower end of a supporting rod of the self-balancing stretcher, the articulated supporting rod is hinged to the lower end of the fixed top plate, oblique clamping grooves are formed in the bottom wall of the fixed top plate at equal intervals, one end of the oblique fixed clamping rod is hinged to the articulated supporting rod, a clamping head is arranged at the other end of the oblique fixed clamping rod, and the oblique fixed clamping rod can be detachably clamped through the clamping head and is arranged in the oblique clamping grooves.
6. The novel foldable stretcher for emergency internal medicine according to claim 1, characterized in that: the fixed carrying assembly comprises a fixed rod, a telescopic stretcher handle and a supporting ball, the telescopic stretcher handle is arranged at two ends of the fixed rod in a telescopic mode, the gravity self-adjusting fixed rod is hinged to the middle of the fixed rod, and the supporting ball is arranged at one end, far away from the fixed rod, of the telescopic stretcher handle.
7. The novel foldable stretcher for emergency internal medicine according to claim 1, characterized in that: be equipped with fixed retaining member and spacing retaining member on the gravity self-interacting dead lever, gravity self-interacting dead lever middle part is located to fixed retaining member, and self-balancing stretcher branch is articulated through fixed retaining member screw and is located gravity self-interacting dead lever middle part, gravity self-interacting dead lever lower extreme is located to spacing retaining member, and the V-arrangement bracing piece can be dismantled through spacing retaining member and locate gravity self-interacting dead lever lower extreme.
8. The novel foldable stretcher for emergency internal medicine according to claim 6, characterized in that: and a power switch button is arranged on the fixed rod and is arranged between the storage battery and the electromagnet.
9. The novel foldable stretcher for emergency internal medicine according to claim 1, characterized in that: and a flexible air bag is coated on the outer side of the magnetorheological rubber bag.
10. The novel foldable stretcher for emergency internal medicine according to claim 6, characterized in that: and a height adjusting grip is arranged on the side wall of the fixed rod.
CN202010415726.7A 2020-05-16 2020-05-16 Novel foldable stretcher for emergency internal medicine Active CN111529219B (en)

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CN113599094B (en) * 2021-08-30 2022-02-15 南方医科大学南方医院 Newborn transfer table
WO2023089013A1 (en) * 2021-11-22 2023-05-25 Plass Andre Modular rescue stretcher
CN115778691B (en) * 2023-02-15 2023-06-23 缪晓艳 Severe patient handling device for radiotherapy

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