CN216985472U - Double-lifting mechanism of inclinable standing bed - Google Patents

Abstract

The utility model discloses a double lifting mechanism of a tiltable standing bed, which relates to the technical field of medical instruments and comprises a bed plate, wherein four connecting ends are integrally connected to the bottom of the bed plate in a bilateral symmetry mode, the bottom of each connecting end is connected with a transmission assembly, two cylinders are symmetrically and fixedly mounted at the bottom of the bed plate, piston rods are mounted at two ends of each cylinder, each piston rod is in transmission connection with the connecting end through the corresponding transmission assembly, the transmission assemblies are used for controlling the lifting of the bed plate, each transmission assembly comprises a first transmission arm which is rotatably connected to the corresponding connecting end, and the first transmission arm is rotatably connected with a second transmission arm. The standing bed solves the technical problem that the existing standing bed is easy to have insufficient stability in the height adjustment process, has high strength and good stability, is favorable for improving the comfort level of a patient when the bed body is lifted and is favorable for improving the safety performance.

Description

Double-lifting mechanism of inclinable standing bed

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a double-lifting mechanism of a tiltable standing bed.

Background

Common over-and-under type bed of standing in existing market because the bed of standing is too high, is unfavorable for doctor and family's operation for probably cause danger when removing, when patient stands the bed from top to bottom simultaneously, highly difficult regulation, make patient more difficult from top to bottom, the operation is difficult, and the difficult regulation of footboard, make the bed of standing rise before standing, the footboard is difficult for laminating with patient's foot, to above-mentioned problem, carries out the innovative design on the basis of original over-and-under type bed of standing.

In order to solve the above problems, a prior utility model (publication No. CN213851557U) discloses a lifting standing bed, wherein electric telescopic rods are symmetrically arranged at two sides of a bed bottom, so that when a patient lies down, the height of a bed plate can be adjusted, thereby enabling a doctor to operate more easily and conveniently, and when the patient needs to stand down, the bed plate can slide on the bed bottom through a first supporting rod and a second supporting rod through a servo motor, thereby being beneficial to adjusting the height between the standing bed and a wheelchair, facilitating the movement of the patient, a movable pedal is arranged at the right side of the bed plate, when the patient gets out of the bed and changes the wheelchair, a switch of the electromagnetic attraction can be turned on, a main shaft can drive a steering gear and a gear set to rotate, thereby enabling the pedal to move on the bed plate, being beneficial to adjusting the distance between the pedal and the sole of the patient, and facilitating the patient to closely fit the pedal with the sole without moving the patient when the standing bed rises, convenient and safe operation.

However, the standing bed has the problems of low strength and insufficient stability due to the fact that the height adjustment process of the standing bed depends on a single supporting structure during application, and is easy to be unstable particularly when being used by heavy patients.

To this end, we propose a double lift mechanism for a tiltable standing bed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a double lifting mechanism of a tiltable standing bed, which solves the technical problem that the stability is insufficient easily in the height adjustment process of the conventional standing bed.

In order to solve the technical problem, the utility model provides a double lifting mechanism of an inclinable standing bed, which comprises a bed plate, wherein the bottom of the bed plate is connected with four connecting ends in a left-right symmetrical manner, the bottom of each connecting end is connected with a transmission component, two air cylinders are symmetrically and fixedly arranged at the bottom of the bed plate, and both ends of each cylinder are provided with piston rods, each piston rod is in transmission connection with the connecting end through a corresponding transmission component, the transmission component is used for controlling the lifting of the bed board and comprises a first transmission arm which is rotationally connected with the connecting end, the first transmission arm is rotationally connected with a second transmission arm, the bottom of the bed plate is rotationally provided with a rotating shaft, the second transmission arm is fixedly connected with the rotating shaft, and the end part of each piston rod is rotatably connected with a connecting piece which is fixedly connected with the rotating shaft.

Preferably, one side fixed mounting of bed board has the guardrail, the guardrail is fixed through the three engaging lug of vertical setting, and engaging lug and bed board integrated into one piece.

Preferably, two wheel seats are symmetrically arranged at the bottom of the bed plate, and two idler wheels are arranged at the bottom of each wheel seat.

Preferably, the top of the roller is fixedly provided with a threaded section, and the roller is arranged at the bottom of the wheel seat through a threaded section thread.

Preferably, the connecting piece comprises first connecting plate and second connecting plate, the equal fixed mounting of first connecting plate and second connecting plate is in the pivot, just one side that pivot was kept away from to first connecting plate and second connecting plate is rotated and is connected with the rotor arm, the tip of piston rod runs through and is offered the transmission hole that is used for rotating the connection rotor arm.

Preferably, the connection end is rotatably connected with a first connection shaft, and an end of one end of the first transmission arm is rotatably connected with the first connection shaft.

Preferably, one end of the first transmission arm, which is far away from the connecting end, is rotatably connected with a second connecting shaft, and a connecting hole for fixing the second connecting shaft is formed in the second transmission arm in a penetrating manner.

Preferably, the controller is fixedly installed at the bottom of the bed board and is in signal connection with the two cylinders.

Preferably, two threaded blind holes are symmetrically formed in the bottom of the wheel seat, external threads are integrally formed on the outer surface of the threaded section, and internal threads matched with the external threads are arranged on the hole walls of the threaded blind holes.

Compared with the related art, the double-lifting mechanism of the inclinable standing bed has the following beneficial effects: according to the utility model, the two cylinders are matched with the transmission of the transmission assembly to realize the control of the lifting of the bed plate, each cylinder corresponds to the two transmission assemblies, the supporting points are more, so that the stability of the lifting process of the bed plate is favorably kept, especially when the weight of a patient is heavier, the stability of the bed plate is kept, the strength is high, the stability is good, the comfort level of the patient when the bed body is lifted is favorably improved, and the safety performance is favorably improved.

Drawings

FIG. 1 is a schematic diagram of a dual lift mechanism for a tiltable standing bed;

FIG. 2 is a schematic view of the bottom of a dual lift mechanism of a tiltable standing bed;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 2.

Reference numbers in the figures: 1. a bed board; 2. a roller; 3. a connecting end; 4. a first transmission arm; 5. a rotating arm; 6. a cylinder; 7. A controller; 8. a second transmission arm; 9. a piston rod; 10. a first connecting plate; 11. a rotating shaft; 12. a second connecting plate; 13. A first connecting shaft; 14. a second connecting shaft; 15. a wheel seat; 16. a threaded segment; 17. and (4) a guardrail.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are referred to, they refer to the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection unless otherwise specifically stated or limited. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the first embodiment, as shown in fig. 1 to 4, a double lifting mechanism of a tiltable standing bed comprises a bed plate 1, four connecting ends 3 are symmetrically and integrally connected to the bottom of the bed plate 1 in a left-right symmetrical manner, a transmission assembly is connected to the bottom of each connecting end 3, two cylinders 6 are symmetrically and fixedly mounted at the bottom of the bed plate 1, piston rods 9 are mounted at both ends of each cylinder 6, each piston rod 9 is connected to the connecting end 3 in a transmission manner through a corresponding transmission assembly, the transmission assembly is used for controlling the lifting of the bed plate 1, the transmission assembly comprises a first transmission arm 4 rotatably connected to the connecting end 3, the first transmission arm 4 is rotatably connected to a second transmission arm 8, a rotating shaft 11 is rotatably mounted at the bottom of the bed plate 1, the second transmission arm 8 is fixedly connected to the rotating shaft 11, a connecting member is rotatably connected to the end of each piston rod 9, the connecting member is fixedly connected to the rotating shaft 11, and the two piston rods 9 extend out of the cylinders 6, because the end of the piston rod 9 is rotatably connected with the first connecting plate 10 and the second connecting plate 12, the first connecting plate 10 and the second connecting plate 12 can be pushed by the rotating arm 5 and the rotating shaft 11 is driven to rotate together, because one end of the second transmission arm 8 is fixedly connected with the rotating shaft 11, the second transmission arm 8 can rotate together with the rotation of the rotating shaft 11, and then the first transmission arm 4 and the connecting end 3 are driven to move upwards by the second connecting shaft 14, so that the bed board 1 can be lifted, otherwise, the controller 7 controls the two piston rods 9 to retract into the air cylinder 6, and at the moment, the first transmission arm 4 and the connecting end 3 can be reversely driven to move downwards, so that the bed board 1 is lifted, the two air cylinders 6 are matched with the transmission of the transmission assemblies to control the lifting of the bed board 1, each air cylinder 6 corresponds to two transmission assemblies, and the supporting points are more favorable for keeping the stability of the lifting process of the bed board 1, especially when the patient is heavy, the bed board 1 is kept stable.

Embodiment two, on the basis of embodiment one, one side fixed mounting of bed board 1 has guardrail 17, and guardrail 17 is fixed through the three engaging lug of vertical setting, and engaging lug and bed board 1 integrated into one piece utilize guardrail 17 to play certain safeguard effect, and the position of restriction patient foot avoids patient not to notice the foot position and is close to the past patient family members or medical personnel that the edge of bed board 1 leads to and collides patient foot.

In the third embodiment, on the basis of the first embodiment, two wheel seats 15 are symmetrically installed at the bottom of the bed board 1, two rollers 2 are installed at the bottom of each wheel seat 15, the four rollers 2 are utilized to facilitate the movement of the bed body, the position of the bed bottom is convenient to adjust, and therefore the patient can be conveniently transported.

Fourth, on the basis of third embodiment, 2's of gyro wheel top fixed mounting has screw thread section 16, and 2 of gyro wheel pass through 16 screw threads of screw thread section and install in the bottom of wheel seat 15, and 2 of gyro wheel are connected the wheel body of installation end bottom by installation end and rotation and are constituteed, and the installation end is used for realizing its installation, and 16 fixed settings in installation end tops of screw thread section utilize screw thread section 16 can be with 2 fastening installations of gyro wheel in the bottom of wheel seat 15, have easy dismounting's characteristics.

Fifth embodiment, on the basis of first embodiment, the connecting piece comprises first connecting plate 10 and second connecting plate 12, first connecting plate 10 and second connecting plate 12 are all fixed mounting on pivot 11, and first connecting plate 10 and second connecting plate 12 are kept away from pivot 11 one side rotation and are connected with rotor arm 5, the tip of piston rod 9 runs through and sets up the transmission hole that is used for rotating and connecting rotor arm 5, refer to description attached drawing 2 and description attached drawing 3, first connecting plate 10 is the same structure with second connecting plate 12, a fixed orifices is seted up to its one end, pivot 11 runs through and fixes in the fixed orifices, and rotor arm 5 rotates and connects the opposite side at first connecting plate 10 and second connecting plate 12, piston rod 9 is established on rotor arm 5 through the transmission hole cover, has realized that piston rod 9 is connected with the rotation of driving medium promptly.

Sixth embodiment, on the basis of the first embodiment, the connecting end 3 is rotatably connected with a first connecting shaft 13, the end of one end of the first transmission arm 4 is rotatably connected with the first connecting shaft 13, the connecting end 3 is provided with an assembly hole, the first connecting shaft 13 is fixedly welded in the assembly hole, the first connecting shaft 13 is also in a T-shaped structure, the end of the first transmission arm 4 is provided with a rotation hole for rotatably connecting the first connecting shaft 13 in a penetrating manner, the inner diameter of the rotation hole is slightly larger than the outer diameter of the first connecting shaft 13, and the outer diameter of the end of the first connecting shaft 13 is larger than the inner diameter of the rotation hole, so that stable transmission connection between the first transmission arm 4 and the connecting end 3 can be realized, and the stability of a transmission process is facilitated.

Seventh embodiment, on the basis of the sixth embodiment, one end of the first transmission arm 4, which is far away from the connection end 3, is rotatably connected with a second connection shaft 14, and a connection hole for fixing the second connection shaft 14 is formed in the second transmission arm 8 in a penetrating manner, referring to fig. 2 and fig. 4 of the specification, the second connection shaft 14 is fixedly welded in the connection hole, the second connection shaft 14 is of a T-shaped structure, a mounting hole for rotatably connecting the second connection shaft 14 is formed in the first transmission arm 4, the outer diameter of the mounting hole is slightly larger than the outer diameter of the second connection shaft 14, and the outer diameter of the end of the second connection shaft 14 is larger than the inner diameter of the mounting hole, so that stable rotational connection between the first transmission arm 4 and the second transmission arm 8 is achieved.

Eighth embodiment, on the basis of embodiment one, the fixed position of bed board 1 bottom has controller 7, controller 7 and two cylinder 6 signal connection, refer to description attached drawing 2, controller 7 is fixed in the position department that is close to wheel seat 15 in bed board 1 bottom, be provided with the singlechip in the controller 7, set up on the surface of bed board 1 with controller 7 complex control switch, control switch and controller 7 signal connection, can utilize control switch to pass through the work of controller 7 control cylinder 6, the control of medical personnel to bed board 1 lift has been made things convenient for, and there is great vertical distance between controller 7 and the gyro wheel 2, consequently also be difficult for making controller 7 receive the collision when whole bed body removes, be favorable to protecting controller 7.

Ninth embodiment, on the basis of fourth embodiment, two screw thread blind holes have been seted up to wheel seat 15's bottom symmetry, screw thread section 16's surface integrated into one piece has the external screw thread, be provided with the internal thread that matches the external screw thread on the pore wall of screw thread blind hole, refer to description attached drawing 1, the screw thread blind hole sets up in the position department that is close to both sides edge in bed board 1 bottom, the external screw thread can be screwed screw thread section 16 in the screw thread blind hole with the internal thread matching, the fastening installation of gyro wheel 2 in wheel seat 15 bottom has been accomplished promptly this moment, have the stable and easy dismounting's of installation characteristics.

The working principle is as follows: when the lifting of the bed board 1 needs to be controlled, the controller 7 is controlled by a switch arranged on the bed board 1, the controller 7 controls the work of the two cylinders 6, and when the two cylinders 6 work:

the two piston rods 9 are driven to extend out of the air cylinders 6, because the end parts of the piston rods 9 are rotationally connected with the first connecting plate 10 and the second connecting plate 12, the first connecting plate 10 and the second connecting plate 12 can be pushed by the rotating arms 5 and the rotating shaft 11 is driven to rotate together, because one end of the second transmission arm 8 is fixedly connected with the rotating shaft 11, the second transmission arm 8 can rotate together with the rotation of the rotating shaft 11, then the first transmission arm 4 and the connecting end 3 are driven by the second connecting shaft 14 to move upwards to realize the lifting of the bed board 1, otherwise, the controller 7 controls the two piston rods 9 to be retracted into the air cylinders 6, at the moment, the first transmission arm 4 and the connecting end 3 can be reversely driven to move downwards, so that the lifting of the bed board 1 is realized, each air cylinder 6 corresponds to the two connecting ends 3, so that 4 supporting points support the lifting of the bed board 1, and the supporting points are more favorable for keeping the stability of the lifting process of the bed board 1, especially when patient's weight is heavier, keep the stability of bed board 1, intensity is high and stability is good, is favorable to promoting patient's comfort level when going up and down the bed body, and is favorable to promoting the security performance.

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.

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

Claims (10)

1. The utility model provides a two elevating system of bed can empty to stand, includes bed board (1), its characterized in that, bed board (1) bottom bilateral symmetry an organic whole is connected with four links (3), and every the bottom of link (3) all is connected with drive assembly, bed board (1) bottom symmetry fixed mounting has two cylinders (6), and every piston rod (9) are all installed at the both ends of cylinder (6), every piston rod (9) all link to each other with link (3) transmission through the drive assembly who corresponds, drive assembly is used for controlling bed board (1) and goes up and down.

2. The double lifting mechanism of the inclinable standing bed of claim 1, wherein a guardrail (17) is fixedly mounted on one side of the bed plate (1), the guardrail (17) is fixed by three vertically arranged connecting lugs, and the connecting lugs are integrally formed with the bed plate (1).

3. A double lifting mechanism for a tiltable standing bed according to claim 1, characterized in that two wheel seats (15) are symmetrically mounted at the bottom of the bed plate (1), and two rollers (2) are mounted at the bottom of each wheel seat (15).

4. A double lift mechanism for a tiltable standing bed as claimed in claim 3, wherein the roller (2) is fixedly mounted with a threaded section (16) at the top and the roller (2) is threadedly mounted to the bottom of the wheel base (15) via the threaded section (16).

5. The dual lifting mechanism of a tiltable standing bed as claimed in claim 1, wherein the transmission assembly comprises a first transmission arm (4) rotatably connected to the connecting end (3), the first transmission arm (4) is rotatably connected to a second transmission arm (8), the bottom of the bed plate (1) is rotatably mounted with a rotating shaft (11), the second transmission arm (8) is fixedly connected to the rotating shaft (11), the end of each piston rod (9) is rotatably connected to a connecting member, and the connecting member is fixedly connected to the rotating shaft (11).

6. The double lifting mechanism of a tiltable standing bed as claimed in claim 5, wherein the connecting member is composed of a first connecting plate (10) and a second connecting plate (12), the first connecting plate (10) and the second connecting plate (12) are both fixedly mounted on the rotating shaft (11), one side of the first connecting plate (10) and one side of the second connecting plate (12) far away from the rotating shaft (11) are rotatably connected with the rotating arm (5), and the end of the piston rod (9) is provided with a transmission hole for rotatably connecting the rotating arm (5).

7. A double lift mechanism for a tiltable standing bed according to claim 5, characterized in that the connecting end (3) is pivotally connected to a first connecting shaft (13) and the end of the first transmission arm (4) at one end is pivotally connected to the first connecting shaft (13).

8. The double lifting mechanism of a tiltable standing bed as claimed in claim 7, wherein the end of the first transmission arm (4) away from the connecting end (3) is rotatably connected with a second connecting shaft (14), and the second transmission arm (8) is provided with a connecting hole for fixing the second connecting shaft (14) in a penetrating manner.

9. A double lifting mechanism for a tiltable standing bed according to claim 1, characterized in that the controller (7) is fixedly mounted at the bottom of the bed plate (1), and the controller (7) is in signal connection with the two cylinders (6).

10. The double lifting mechanism of a tiltable standing bed as claimed in claim 4, wherein the bottom of the wheel seat (15) is symmetrically provided with two blind threaded holes, the outer surface of the threaded section (16) is integrally formed with external threads, and the wall of the blind threaded holes is provided with internal threads matching with the external threads.

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