CN112471816A

CN112471816A - Multipurpose bed for old people and control method thereof

Info

Publication number: CN112471816A
Application number: CN202011169573.9A
Authority: CN
Inventors: 邵振华; 郑明�; 曾霞霞
Original assignee: Minjiang University
Current assignee: Minjiang University
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-03-12

Abstract

The invention relates to the field of old age maintenance, in particular to an old age maintenance multipurpose bed and a control method thereof, wherein the old age maintenance multipurpose bed comprises a bedstead, a weighing module is arranged at the top of a bed support of the bedstead, a supporting plate is arranged at the top of the weighing module, lifting mechanisms are uniformly arranged at the top of the supporting plate, a control switch and a controller are respectively arranged on the side wall of the bedstead, and the controller is respectively electrically connected with the control switch, the lifting mechanism and the weighing module; the multipurpose bed for old people provided by the invention can be used in medical treatment and daily life, can support suspended cervical vertebra and lumbar vertebra, realizes uniform stress of all parts of the pressed surface of a human body, releases muscle pressure, improves the use experience of a user, and is suitable for further popularization and application.

Description

Multipurpose bed for old people and control method thereof

Technical Field

The invention relates to the field of old people care, in particular to a multipurpose bed for old people care and a control method thereof.

Background

China enters the aging society, so that the development of a comfortable old-age bed which can meet the requirements of most people is particularly critical. The existing bed body can not realize the uniform support of the human body, the waist and the back occipital cervical vertebra of the person are mostly in a suspended state in the sleeping process, the old people degenerate due to the atrophy of muscles, and the muscle strength is difficult to support the suspended part of the old people, so that the waist soreness and backache condition frequently appears every other day if the sleeping posture is incorrect.

Disclosure of Invention

In order to solve the problems, the invention provides a multipurpose bed for old people and a control method thereof.

The invention is realized by the following technical scheme:

a multipurpose bed for old people comprises a bedstead, wherein a weighing module is arranged on the top of a bed support of the bedstead, a supporting plate is arranged on the top of the weighing module, lifting mechanisms are uniformly arranged on the top of the supporting plate, a control switch and a controller are respectively arranged on the side wall of the bedstead, and the controller is respectively electrically connected with the control switch, the lifting mechanisms and the weighing module;

the lifting mechanism comprises a bottom frame, a weighing module, a bottom plate, a metal column, a coil, an outer barrel, a top plate, a lifting column, a latex pad, a magnet and a limiting ring, wherein an exhaust port is uniformly formed in the lower end of the side wall of the bottom frame, an opening is formed in the top of the bottom frame, the weighing module is fixed at the bottom of the inner cavity of the bottom frame, the bottom plate is fixed at the top of the weighing module, the metal column is fixed at the top of the bottom plate, the coil is wound on the outer side of the metal column, the outer barrel is sleeved on the outer side of the coil, the top plate is fixed at the top of the metal column, the top plate and the opening in the top of the bottom frame are coaxially arranged, the lower end of the lifting column penetrates through a fit gap between the top plate and the top of the bottom frame, an air outlet hole is formed in the upper end of the side wall of the lifting column, the, the weighing module and the coil are electrically connected with the controller.

Further, evenly be provided with the ball on the outer wall of underframe open-top inner wall and roof, ball and column side wall butt.

Preferably, the inner diameter and the outer diameter of the limiting ring are in clearance fit with the outer barrel and the inner cavity of the bottom frame respectively.

Furthermore, all install the solenoid valve in gas vent and/or the gas vent of underframe lateral wall lower extreme, solenoid valve and controller electric connection.

Preferably, the top of the lifting mechanism is covered with a soft cushion.

Preferably, a standby battery for supplying power to the multipurpose bed for old people is installed on the bed frame.

The invention further provides a control method of the multipurpose bed for old people, which comprises the following steps:

1) the controller controls the coils in the lifting mechanisms to be electrified, and the lifting columns are lifted upwards through the magnets after the coils are electrified;

2) the weighing module collects weight data M of a user in real time and sends the collected weight information M to the controller;

3) weighing modules in the lifting mechanisms collect the pressure information in real time and send the pressure information to a controller, and the controller counts the number T of the pressure lifting mechanisms;

4) the controller adjusts the current of the coils in each compression lifting mechanism in real time, so that the lifting columns perform adaptive lifting adjustment, and the pressure detected by the weighing modules in each compression lifting mechanism is the user weight M divided by the number T of the compression lifting mechanisms.

The invention has the beneficial effects that:

the multipurpose bed for old people provided by the invention can be used in medical treatment and daily life, can support suspended cervical vertebra and lumbar vertebra, realizes uniform stress of all parts of the pressed surface of a human body (similar to the fact that the human body floats on the water surface), releases muscle pressure, improves the use experience of users, and is suitable for further popularization and application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a multipurpose bed for old people;

FIG. 2 is a schematic diagram of the arrangement of the supporting plate lifting mechanism;

FIG. 3 is a schematic structural view of the elevating mechanism;

figure 4 is a schematic view of the bottom frame and top plate.

Description of the main elements

A bedstead-1; a backup battery-2; a control switch-3; a controller-4; a lifting mechanism-5; a soft cushion-6; a supporting plate-7; a weighing module-8; a bed support-11; a bed frame-12; a bottom frame-51; -a weighing module-52; a bottom plate-53; a metal post-54; a coil-55; a top plate-56; a lifting column-57; an outer tub-58; ball-59; latex pad-510; a solenoid valve-511; a magnet-512; a stop collar-513; and air outlet holes-571.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1-4, a multipurpose bed for old people, comprising a bed frame 1, wherein a weighing module 8 is arranged at the top of a bed support 11 of the bed frame 1 and used for weighing and obtaining the weight of a user; a supporting plate 7 is arranged at the top of the weighing module 8, wherein the length of the supporting plate 7 is smaller than that between the front plate and the rear plate of the bedstead 1, so that the supporting plate 7 is prevented from interfering with the bed support 11 in the weighing process of the weighing module 8; the top of the supporting plate 7 is uniformly provided with a lifting mechanism 5, wherein the bottom of the lifting mechanism 5 is provided with a hanging table (not shown) for matching with a bolt, and the lifting mechanism 5 is fixed on the top of the bed support 11 through the bolt, so that the damaged lifting mechanism 5 can be conveniently detached and replaced; the side wall of a bed frame 12 of the bed frame 1 is respectively provided with a control switch 3 and a controller 4, wherein the control switch 3 is used for controlling the power-on and power-off and mode switching of the multipurpose bed for old people; the controller 4 is respectively electrically connected with the control switch 3, the lifting mechanism 5 and the weighing module 8;

the lifting mechanism 5 comprises a bottom frame 51, a weighing module 52, a bottom plate 53, a metal column 54, a coil 55, an outer barrel 58, a top plate 56, a lifting column 57, a latex pad 510, a magnet 512 and a limiting ring 513, wherein the bottom frame 51 is a hollow shell, the lower end of the side wall of the bottom frame 51 is uniformly provided with exhaust ports, and when the lifting column 57 is lifted, gas in the bottom frame 51 can be sucked and exhausted through the exhaust ports, so that the influence of the internal gas pressure of the bottom frame 51 on the lifting of the lifting column 57 is avoided; the top of the bottom frame 51 is provided with an opening, the weighing module 52 is fixed at the bottom of the inner cavity of the bottom frame 51, a bottom plate 53 is fixed at the top of the weighing module 52, a metal column 54 is fixed at the top of the bottom plate 53, and the metal column 54 is an iron column; the coil 55 is wound on the outer side of the metal column 54, the outer side of the coil 55 is sleeved with an outer barrel 58, the top of the metal column 54 is fixed with a top plate 56, the top plate 56 and the top opening of the bottom frame 51 are coaxially arranged, wherein the lifting column 57 is hollow and columnar, the bottom of the lifting column is open, and the top of the lifting column is sealed; the lower end of the lifting column 57 penetrates through the matching gap between the top plate 56 and the top of the bottom frame 51, the upper end of the side wall of the lifting column 57 is provided with an air outlet 571, and when the lifting column 57 is lifted, air in the middle of the lifting column 57 is discharged and sucked from the air outlet 571, so that the influence of the air pressure in the lifting column 57 on the lifting of the lifting column 57 is avoided; the limiting ring 513 is fixedly connected to the bottom of the lifting column 57, and the difference between the inner diameter and the outer diameter of the limiting ring 513 is larger than the fit clearance between the top plate 56 and the top opening of the bottom frame 51, so as to prevent the lifting column 57 from being separated from the bottom frame 51; the magnet 512 is fixed at the top of the inner cavity of the lifting column 57, and the top of the lifting column 57 is provided with a latex pad 510, so that the comfort level of use is improved; the weighing module 52 and the coil 55 are electrically connected to the controller 4. Wherein coil 55 is energized to magnetically repel magnet 512.

During normal use, coil 55 circular telegram makes lift post 57 suspend, controls the repulsion between coil 55 and magnet 512 through the electric current size of control coil 55, also can realize the adjustment of bed body hardness through the size of adjusting the repulsion.

Furthermore, balls 59 are uniformly arranged on the inner wall of the top opening of the bottom frame 51 and the outer wall of the top plate 56, and the balls 59 are abutted against the side wall of the lifting column 57; this kind of setting can play the effect of vertical guide to lift post 57, does benefit to the vertical lift of lift post 57.

Further, the inner diameter and the outer diameter of the limiting ring 513 are in clearance fit with the outer barrel 58 and the inner cavity of the bottom frame 51 respectively; wherein the fit clearance between the inner diameter and the outer diameter of the limiting ring 513 and the inner cavities of the outer barrel 58 and the bottom frame 51 is 0.5-2mm, preferably 0.5-1 mm.

Furthermore, electromagnetic valves 511 are installed in the exhaust ports at the lower end of the side wall of the bottom frame 51, the electromagnetic valves 511 are electrically connected with the controller 4, the electromagnetic valves 511 are in an open state in the normal use process, and are in a closed state when power is off; when the power is off, the magnetic force of the coil 55 disappears, the electromagnetic valve 511 is automatically closed, the lower end of the bottom frame 51 forms a closed space, the lifting column 57 slowly descends under the action of the air pressure in the bottom frame 51, and the damage to a user caused by the instantaneous falling of the lifting column 57 during the power off is avoided.

Further, the top of the lifting mechanism 5 is covered with a cotton cushion 6; the comfort level of the user is improved.

As further improvement, universal wheels are arranged at the bed legs, so that the bed body can be moved and used conveniently.

Further, a standby battery 2 for supplying power to the multipurpose bed for old people is arranged on the bed frame 1; so as to be convenient for the movable use of the multipurpose bed for old people and the use in the power failure state.

The embodiment further provides a control method of the multipurpose bed for old people, which comprises the following steps:

1) the controller 4 controls the coil 55 in each lifting mechanism 5 to be electrified, and the lifting column 57 is lifted upwards through the magnet 512 after the coil 55 is electrified;

2) the weighing module 8 collects the weight data M of the user in real time and sends the collected weight information M to the controller 4;

3) the weighing module 52 in each lifting mechanism 5 collects the pressure information in real time and sends the pressure information to the controller 4, and the controller 4 counts the number T of the pressure lifting mechanisms 5;

4) the controller 4 adjusts the current of the coil 55 in each compression elevating mechanism 5 in real time, so that the elevating column 57 performs adaptive elevating adjustment, the pressure detected by the weighing module 52 in each compression elevating mechanism 5 is divided by the number T of the compression elevating mechanism 5, and each part of the user body facing downwards can be subjected to balanced stress (similar to the human body floating on the water surface), so that the suspended cervical vertebra and the lumbar vertebra can be effectively supported, and the use comfort of the user is improved.

When the user turns on one's side or moves about at every turn, elevating system 5 can both carry out real-time regulation, makes the even atress of one side homoenergetic that the user's health and bed body pasted mutually.

Example 2

The embodiment is substantially the same as embodiment 1, except that the electromagnetic valves 511 are installed in the air outlets 571, the electromagnetic valves 511 are electrically connected with the controller 4, the electromagnetic valves 511 are in an open state in the normal use process, and are in a closed state when the power is off; when the power is off, the magnetic force of the coil 55 disappears, the electromagnetic valve 511 is automatically closed, the upper end of the lifting column 57 forms a closed space, the lifting column 57 slowly descends under the action of the air pressure in the lifting column 57, and the lifting column 57 is prevented from instantly falling to hurt a user.

Example 3

The embodiment is substantially the same as embodiment 2, except that the electromagnetic valves 511 are installed in the exhaust port and the exhaust hole 571 at the lower end of the side wall of the bottom frame 51, the electromagnetic valves 511 are electrically connected with the controller 4, the electromagnetic valves 511 are in an open state in the normal use process, and are in a closed state when power is off; when the power is off, the magnetic force of the coil 55 disappears, the electromagnetic valve 511 is automatically closed, the upper end of the lifting column 57 and the lower end of the bottom frame 51 form a closed space, the lifting column 57 slowly descends under the action of the air pressure in the bottom frame 51 and the lifting column 57, and the phenomenon that the lifting column 57 instantaneously falls to hurt a user when the power is off is avoided.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multipurpose bed for old people comprises a bed frame (1) and is characterized in that a weighing module (8) is arranged at the top of a bed support (11) of the bed frame (1), a supporting plate (7) is arranged at the top of the weighing module (8), lifting mechanisms (5) are uniformly arranged at the top of the supporting plate (7), a control switch (3) and a controller (4) are respectively arranged on the side wall of the bed frame (12) of the bed frame (1), and the controller (4) is respectively electrically connected with the control switch (3), the lifting mechanism (5) and the weighing module (8);

the lifting mechanism (5) comprises a bottom frame (51), a weighing module (52), a bottom plate (53), a metal column (54), a coil (55), an outer barrel (58), a top plate (56), a lifting column (57), a latex pad (510), a magnet (512) and a limiting ring (513), wherein an air outlet is uniformly formed in the lower end of the side wall of the bottom frame (51), an opening is formed in the top of the bottom frame (51), the weighing module (52) is fixed at the bottom of the inner cavity of the bottom frame (51), the top of the weighing module (52) is fixed with the bottom plate (53), the top of the bottom plate (53) is fixed with the metal column (54), the coil (55) is wound on the outer side of the metal column (54), the outer barrel of the coil (55) is sleeved with the outer barrel (58), the top plate (56) is fixed at the top of the metal column (54), and the top plate (56) and the top opening of the bottom frame (51, the lower end of the lifting column (57) penetrates through a fit clearance between the top plate (56) and the top of the bottom frame (51), an air outlet (571) is formed in the upper end of the side wall of the lifting column (57), the limiting ring (513) is fixedly connected to the bottom of the lifting column (57), the magnet (512) is fixed to the top of the inner cavity of the lifting column (57), the top of the lifting column (57) is provided with an emulsion pad (510), and the weighing module (52) and the coil (55) are electrically connected with the controller (4).

2. The multipurpose bed for old people as claimed in claim 1, wherein the bottom frame (51) has an open top inner wall and the top plate (56) has an outer wall provided with balls (59) uniformly, and the balls (59) are abutted against the side wall of the lifting column (57).

3. The multipurpose bed for old people as claimed in claim 2, wherein the inner and outer diameters of the limiting ring (513) are in clearance fit with the outer barrel (58) and the inner cavity of the bottom frame (51), respectively.

4. The multipurpose bed for old people according to claim 3, wherein the electromagnetic valves (511) are installed in the exhaust ports and/or the exhaust holes (571) at the lower end of the side wall of the bottom frame (51), and the electromagnetic valves (511) are electrically connected with the controller (4).

5. The multipurpose bed for old people according to claim 1, wherein the top of the lifting mechanism (5) is covered with a soft pad (6).

6. The multipurpose bed for old people according to claim 1, wherein the bed frame (1) is provided with a spare battery (2) for supplying power to the multipurpose bed for old people.

7. A method for controlling a multipurpose bed for old people according to any one of claims 1 to 6, comprising the steps of:

1) the controller (4) controls the coils (55) in the lifting mechanisms (5) to be electrified, and the lifting columns (57) are lifted upwards through the magnets (512) after the coils (55) are electrified;

2) the weighing module (8) collects the weight data M of the user in real time and sends the collected weight information M to the controller (4);

3) weighing modules (52) in the lifting mechanisms (5) collect the pressure information in real time and send the pressure information to the controller (4), and the controller (4) counts the number T of the pressure lifting mechanisms (5);

4) the controller (4) adjusts the current of the coils (55) in each compression lifting mechanism (5) in real time, so that the lifting columns (57) perform adaptive lifting adjustment, and the pressure detected by the weighing modules (52) in each compression lifting mechanism (5) is the weight M of the user divided by the number T of the compression lifting mechanisms (5).