阅读说明：本技术 一种过床轮椅 (Wheelchair capable of passing through bed ) 是由 李想 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种过床轮椅,属于医疗辅助工具技术领域,其包括车体、升降装置、过床机构以及两升降扶手；车体包括车架、两万向轮及两主车轮,升降装置包括升降杆、蓄电池以及控制盒,过床机构包括坐板、背板以及腿板,坐板设于升降杆的顶部,可旋转也可分离；背板和腿板分别设于坐板的前后两侧,并可相对坐板进行翻转；两升降扶手设于车架的左右两侧,且高度可调；本发明使用时,可将坐板旋转90°,并翻转背板和腿板,再将插销组件和销鼻连接,从而构成一过床板,通过升降杆的升降功能以及车架移动功能,将过床板移动至病床上,以便于将病人过床至轮椅上；本发明解决了现有轮椅不便于医护人员对瘫痪病人进行过床操作的问题。(The invention discloses a bed-passing wheelchair, which belongs to the technical field of medical auxiliary tools and comprises a vehicle body, a lifting device, a bed-passing mechanism and two lifting handrails; the bed passing mechanism comprises a seat plate, a back plate and leg plates, and the seat plate is arranged at the top of the lifting rod and can rotate or be separated; the back plate and the leg plates are respectively arranged at the front side and the rear side of the seat plate and can be turned over relative to the seat plate; the two lifting handrails are arranged on the left side and the right side of the frame and have adjustable height; when the wheelchair is used, the seat plate can be rotated by 90 degrees, the back plate and the leg plate are turned over, and the bolt component is connected with the bolt nose, so that a bed plate is formed, and the bed plate is moved to a sickbed through the lifting function of the lifting rod and the moving function of the frame, so that a patient can conveniently pass through the bed to the wheelchair; the invention solves the problem that the prior wheelchair is not convenient for medical care personnel to carry out bed-passing operation on the paralyzed patient.)

1. A pass-bed wheelchair comprising:

the device comprises a vehicle body, a front wheel, a rear wheel and a rear wheel, wherein the vehicle body comprises a vehicle frame, two universal wheels and two main wheels;

the lifting device comprises a lifting rod, a storage battery and a control box for controlling the lifting of the lifting rod, the lifting rod is vertically arranged in the middle of the frame, the bottom of the lifting rod is fixedly connected with the frame, and the top of the lifting rod is provided with a connector; the storage battery and the control box are both arranged on the frame, the storage battery is electrically connected with the control box, and the control box is electrically connected with the lifting rod;

the bed-crossing mechanism comprises a seat plate, a back plate and leg plates, wherein the back plate and the leg plates are respectively arranged on the front side and the rear side of the seat plate and have the same thickness as the seat plate; a matching seat is arranged in the middle of the bottom surface of the seat plate, a matching groove is formed in the bottom of the matching seat, a connector at the top of the lifting rod is inserted into the matching groove and is rotatably connected with the matching seat, and a first hand-screwed screw for locking the connector is arranged on the matching seat; the back plate is hinged with the seat plate through two first hinges, and the axis direction of the first hinges is parallel to the axis direction of the main wheel; the back plate is arranged on the upper portion of the frame, the two locking parts used for locking the back plate are arranged on the upper portion of the frame and are arranged in a bilateral symmetry mode, each locking part comprises a limiting block and a second hand-screwed screw, the limiting blocks are fixedly connected with the frame, the second hand-screwed screws penetrate through the limiting blocks and penetrate into the back plate, and the second hand-screwed screws are in threaded connection with the limiting blocks and the back plate; the leg plate is hinged with the seat plate through two second hinges, and the axial direction of the second hinges is parallel to the axial direction of the first hinges; a foot supporting plate is arranged on one side, away from the seat plate, of the leg plate, the foot supporting plate is perpendicular to the leg plate, and the middle of the leg plate leans against the front side of the frame; and the number of the first and second groups,

the two lifting handrails are arranged on the left side and the right side of the frame and are adjustable in height; the seat plate is positioned between the two lifting armrests, and the lifting armrests are lower than the bottom surface of the seat plate when being lowered to the lowest height; when the first hand-screwed screw and the second hand-screwed screw are in an unlocked state, the seat plate rotates by 90 degrees, and the back plate and the leg plate turn over, so that the seat plate, the back plate and the leg plate can be positioned on the same plane; both sides all are provided with the round pin nose around the seat bottom surface, the backplate is close to one side of seat and one side that the leg board is close to the seat all is provided with and is used for dismantling the connection the bolt subassembly of round pin nose.

2. A pass-bed wheelchair as claimed in claim 1, wherein: the seat plate, the back plate and the leg plate are all hollow aluminum alloy plates, and the thickness of the seat plate, the back plate and the leg plate is 1.0-1.5 cm.

3. A pass-bed wheelchair as claimed in claim 2, wherein: the side of the seat plate contacting with the patient, the side of the back plate contacting with the patient and the side of the leg plate contacting with the patient are all provided with silica gel pads, and the thickness of each silica gel pad is 0.4-0.6 cm.

4. A pass-bed wheelchair as claimed in claim 3, wherein: and one side of the seat plate contacting with the patient, one side of the back plate contacting with the patient and one side of the leg plate contacting with the patient are respectively provided with a restraint belt for restraining the patient.

5. A pass-bed wheelchair as claimed in claim 1, wherein: the upper portion of frame is provided with the crossbeam that is used for supplying the backplate to lean on, the length direction of crossbeam with the axis direction parallel arrangement of first hinge.

6. A pass-bed wheelchair as claimed in claim 1, wherein: annular groove has been seted up to the outer peripheral face of connector, annular groove with the coaxial setting of connector, cooperation seat sets up threaded hole, the threaded hole with annular groove sets up relatively, the threaded end threaded connection of first hand screw the threaded hole to the extendible extremely in the annular groove, the restriction the connector activity.

7. A pass-bed wheelchair as claimed in claim 6, wherein: one side that the backplate was kept away from the seat with one side that the leg board was kept away from the seat all is provided with two and grabs the ring.

8. A pass-bed wheelchair as claimed in claim 7, wherein: the bolt assembly comprises a pin seat, a pin plate, a spring and a pull rod, the pin seat is fixedly connected with the back plate or the leg plate, one end of the pin seat, which is close to the seat plate, is provided with a limiting sleeve, and the other end of the pin seat is provided with a stop block; the pin plate is arranged on the pin seat and slidably penetrates through the limiting sleeve, a pin head is arranged at one end, close to the stop block, of the pin plate, the size of the pin head is larger than that of the limiting sleeve, and two ends of the spring are fixedly connected with the stop block and the pin head respectively; the pull rod movably penetrates through the stop block and the spring, one end of the pull rod is fixedly connected with the pin head, and the other end of the pull rod is provided with a pull ring.

9. A pass-bed wheelchair as claimed in claim 1, wherein: the lifting handrail comprises a fixed cylinder, a movable rod and a handrail, wherein the fixed cylinder is vertically arranged, the bottom of the fixed cylinder is fixedly connected with the frame, the movable rod is movably arranged in the fixed cylinder and is in sliding connection with the fixed cylinder, and the handrail is arranged at the top of the movable rod; and a third hand-screwed screw for locking the movable rod is arranged at the upper part of the fixed cylinder.

10. A pass-bed wheelchair as claimed in claim 1, wherein: the lifting rod is an electric push rod or an electric hydraulic rod.

Technical Field

The invention relates to the technical field of medical auxiliary tools, in particular to a bed-passing wheelchair.

Background

The wheelchair is an important tool for the patient to ride instead of walk in the rehabilitation process, the existing wheelchair can meet the requirement for riding instead of walk for the paralyzed patient, and the transfer of the paralyzed patient between the wheelchair and a sickbed is inconvenient. When a paralyzed patient needs to be transferred between the wheelchair and the sickbed, the paralyzed patient needs to be transferred by the mutual cooperation of family members of the patient and medical care personnel; if the matching error occurs in the transferring process, the secondary injury of the patient is easily caused, and the danger is extremely high. In addition, the transfer mode seriously consumes the physical strength of medical staff or family members of patients, particularly patients with large transferred weight; therefore, there is a need to provide a wheeled chair for passing bed to solve the above problems.

Disclosure of Invention

In view of the above, there is a need for a wheelchair for passing bed, which is used to solve the problem that the existing wheelchair is not convenient for the medical staff to pass the bed for the paralyzed patient.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a bed-crossing wheelchair comprising:

the device comprises a vehicle body, a front wheel, a rear wheel and a rear wheel, wherein the vehicle body comprises a vehicle frame, two universal wheels and two main wheels;

the lifting device comprises a lifting rod, a storage battery and a control box for controlling the lifting of the lifting rod, the lifting rod is vertically arranged in the middle of the frame, the bottom of the lifting rod is fixedly connected with the frame, and the top of the lifting rod is provided with a connector; the storage battery and the control box are both arranged on the frame, the storage battery is electrically connected with the control box, and the control box is electrically connected with the lifting rod;

the bed-crossing mechanism comprises a seat plate, a back plate and leg plates, wherein the back plate and the leg plates are respectively arranged on the front side and the rear side of the seat plate and have the same thickness as the seat plate; a matching seat is arranged in the middle of the bottom surface of the seat plate, a matching groove is formed in the bottom of the matching seat, a connector at the top of the lifting rod is inserted into the matching groove and is rotatably connected with the matching seat, and a first hand-screwed screw for locking the connector is arranged on the matching seat; the back plate is hinged with the seat plate through two first hinges, and the axis direction of the first hinges is parallel to the axis direction of the main wheel; the back plate is arranged on the upper portion of the frame, the two locking parts used for locking the back plate are arranged on the upper portion of the frame and are arranged in a bilateral symmetry mode, each locking part comprises a limiting block and a second hand-screwed screw, the limiting blocks are fixedly connected with the frame, the second hand-screwed screws penetrate through the limiting blocks and penetrate into the back plate, and the second hand-screwed screws are in threaded connection with the limiting blocks and the back plate; the leg plate is hinged with the seat plate through two second hinges, and the axial direction of the second hinges is parallel to the axial direction of the first hinges; a foot supporting plate is arranged on one side, away from the seat plate, of the leg plate, the foot supporting plate is perpendicular to the leg plate, and the middle of the leg plate leans against the front side of the frame; and the number of the first and second groups,

the two lifting handrails are arranged on the left side and the right side of the frame and are adjustable in height; the seat plate is positioned between the two lifting armrests, and the lifting armrests are lower than the bottom surface of the seat plate when being lowered to the lowest height; when the first hand-screwed screw and the second hand-screwed screw are in an unlocked state, the seat plate rotates by 90 degrees, and the back plate and the leg plate turn over, so that the seat plate, the back plate and the leg plate can be positioned on the same plane; both sides all are provided with the round pin nose around the seat bottom surface, the backplate is close to one side of seat and one side that the leg board is close to the seat all is provided with and is used for dismantling the connection the bolt subassembly of round pin nose.

Preferably, the seat plate, the back plate and the leg plate are all hollow aluminum alloy plates, and the thickness of the hollow aluminum alloy plates is 1.0-1.5 cm.

Preferably, silica gel pads are arranged on one side of the seat plate, which is in contact with the patient, one side of the back plate, which is in contact with the patient, and one side of the leg plate, which is in contact with the patient, and the thickness of each silica gel pad is 0.4-0.6 cm.

Preferably, the patient contacting side of the seat plate, the patient contacting side of the back plate and the patient contacting side of the leg plate are provided with restraining belts for restraining the patient.

Preferably, a cross beam for leaning against the back plate is arranged at the upper part of the frame, and the length direction of the cross beam is parallel to the axial direction of the first hinge.

Preferably, the outer peripheral face of connector has seted up annular groove, annular groove with the coaxial setting of connector, the cooperation seat sets up threaded hole, the threaded hole with annular groove sets up relatively, the threaded end threaded connection of first hand screw the threaded hole to can extend to in the annular groove, the restriction the connector activity.

Preferably, one side of the back plate, which is far away from the seat plate, and one side of the leg plate, which is far away from the seat plate, are provided with two hand grasping rings.

Preferably, the bolt assembly comprises a pin seat, a pin plate, a spring and a pull rod, the pin seat is fixedly connected with the back plate or the leg plate, one end of the pin seat, which is close to the seat plate, is provided with a limit sleeve, and the other end of the pin seat is provided with a stop block; the pin plate is arranged on the pin seat and slidably penetrates through the limiting sleeve, a pin head is arranged at one end, close to the stop block, of the pin plate, the size of the pin head is larger than that of the limiting sleeve, and two ends of the spring are fixedly connected with the stop block and the pin head respectively; the pull rod movably penetrates through the stop block and the spring, one end of the pull rod is fixedly connected with the pin head, and the other end of the pull rod is provided with a pull ring.

Preferably, the lifting handrail comprises a fixed cylinder, a movable rod and a handrail, the fixed cylinder is vertically arranged, the bottom of the fixed cylinder is fixedly connected with the frame, the movable rod is movably arranged in the fixed cylinder and is in sliding connection with the fixed cylinder, and the handrail is arranged at the top of the movable rod; and a third hand-screwed screw for locking the movable rod is arranged at the upper part of the fixed cylinder.

Preferably, the lifting rod is an electric push rod or an electric hydraulic rod.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

1. the invention is used for transporting paralytic patients, is convenient for medical care personnel to carry out the operation of passing the bed between the sickbed and the wheelchair, and effectively solves the problem that the prior wheelchair is inconvenient for the medical care personnel to carry out the operation of passing the bed on the paralytic patients; when the wheelchair is used, the passing wheelchair is moved to one side of a sickbed, and the advancing direction of the passing wheelchair is perpendicular to the length direction of the sickbed; then, the two lifting handrails are lowered to the lowest position; then slightly adjusting and loosening the first hand-screwed screw to enable the seat plate to rotate relative to the lifting rod; then, unlocking the second hand-screwed screw, and turning the back plate towards the seat plate; then, the seat plate is driven to rotate 90 degrees, and the back plate and the leg plate are flattened; then, the two bolt assemblies are respectively connected with the two bolt noses, and the seat plate, the back plate and the leg plate form a through bed plate; then, the height of the bed plate is adjusted through the lifting function of the lifting rod, so that the bottom surface of the bed plate is flush with the top surface of the sickbed; then, the trolley body is pushed, and the bed plate is moved to a sickbed, so that medical staff can conveniently pass the patient to the bed plate; finally, after the patient passes through the bed to the bed board, the trolley body is driven to be away from the sickbed, and the seat board, the back board and the leg board of the bed passing mechanism are restored to the original state and fixed, so that the bed passing operation can be completed; in the process of passing through the bed, the medical staff does not need to lift the patient and transfer the patient to the wheelchair, so that the probability of secondary injury to the patient is effectively reduced, and discomfort of the patient in the transfer process is reduced; in addition, the physical consumption of medical personnel can be reduced, and great convenience is brought to the medical personnel.

2. The bed-crossing mechanism can be separated from the lifting rod and the frame, so that the bed-crossing mechanism can be used as a stretcher; after the seat plate, the back plate and the leg plate form a bed plate, the first hand-screwed screw is unlocked, and the whole bed plate can be detached; two hand grasping rings are arranged on one side of the back plate far away from the seat plate and one side of the leg plate far away from the seat plate, so that medical personnel can lift the bed passing plate through the hand grasping rings for transferring patients; the side of the sitting plate contacting with the patient, the side of the back plate contacting with the patient and the side of the leg plate contacting with the patient are all provided with restraint belts for restraining the patient, and the restraint belts can limit the patient on the bed plate, so that the safety of the patient in the transferring process is ensured.

3. The leg plate and the back plate are detachably connected with the pin nose on the seat plate through the pin assembly, so that the leg plate, the back plate and the seat plate can form a stable cross bed plate; wherein, the bolt subassembly includes key seat, cotter plate, spring and pull rod, and the setting of spring ensures that the cotter plate is difficult for slipping in the round pin nose, and the setting up of pull rod makes things convenient for medical personnel to remove the relation of connection of bolt subassembly and round pin nose, through the outside pulling pull rod of pull ring power, can pull out simple structure, practicality with the cotter plate from the round pin nose.

Drawings

FIG. 1 is a right side view of a pass-bed wheelchair provided in accordance with an embodiment of the present invention;

FIG. 2 is a schematic view of the connection between the mating base and the lifting rod according to the embodiment of the present invention;

FIG. 3 is a top view of the bed-passing mechanism of the present invention after rotating and flattening;

fig. 4 is a bottom view of the bed-passing mechanism of the present invention after rotating and flattening;

FIG. 5 is a front view of the bed passing mechanism of the present invention after rotating and flattening;

the main reference symbols in the drawings are as follows:

in the attached drawing, 1-a frame, 2-universal wheels, 3-main wheels, 4-lifting rods, 5-storage batteries, 6-a control box, 7-a seat plate, 8-a matching seat, 9-a first hand-screwed screw, 10-a first hinge, 11-a back plate, 12-a limiting block, 13-a second hand-screwed screw, 14-a second hinge, 15-a leg plate and 16-a foot supporting plate, 17-pin nose, 18-pin seat, 19-stop collar, 20-stop block, 21-pin plate, 22-pin head, 23-spring, 24-pull rod, 25-pull ring, 26-hand-grasping ring, 27-restraint belt, 28-fixed cylinder, 29-movable rod, 30-armrest, 31-third hand-screwed screw and 32-connector.

The following detailed description will further illustrate the invention in conjunction with the above-described figures.

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. The drawings are only for purposes of illustration and are not intended to be limiting, certain elements of the drawings may be omitted, enlarged or reduced to better illustrate the embodiments of the present invention, and do not represent the size of the actual product, and it is understood that some well-known structures, elements and descriptions thereof in the drawings may be omitted for persons skilled in the art.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.