KR20220153822A - Electromotive bed for patient - Google Patents

Abstract

The present invention relates to an electromotive bed for a patient and, more specifically, to an electromotive bed for a patient having a new structure in which an upper body support plate, a buttock support plate, an upper leg support plate, and a lower leg support plate are disposed on a bed frame in a state of being separated from each other, the buttock support plate is divided into a left buttock plate and a right buttock plate, and actuators are installed on the left buttock plate and the right buttock plate to independently adjust an angle, thereby easily changing a posture or replacing a diaper for a critical patient or the elderly with difficult mobility.

Description

Electric bed for patient {Electromotive bed for patient}

The present invention relates to an electric bed for patients, and more specifically, an upper body support plate, a buttock support plate, an upper leg support plate, and a lower leg support plate are disposed on a bed frame in a state of being separated from each other, and the buttock support plates are the left buttock plate and the right buttock. It is divided into plates, and actuators for independently adjusting the angle are installed on the left buttock plate and the right buttock plate, respectively, of a new structure that can easily change posture or change diapers for critically ill patients or the elderly with difficulty in movement. It relates to an electric bed for patients.

In general, a bed for a patient has a structure in which a mattress is installed on a steel frame, and is configured so that a critically ill patient or an elderly person with difficulty in moving can sit up more easily by raising the upper body of the bed. Recently, however, there is a growing demand for electric beds (also referred to as 'motion beds') with a new structure that can provide more comfortable rest to users not only for patients but also for general home beds.

Such an electric bed usually has an upper body support plate supporting the user's upper body, a buttock support plate supporting the buttocks, an upper leg support plate supporting the thigh region, and a lower leg support plate supporting the calf region, respectively, on the bed frame. Actuators capable of independently adjusting angles are installed on the bottom surfaces of these support plates, so that the shape of the mattress can be conveniently changed.

Even in the past, Korean Patent Publication No. 10-2018-0131847 (December 11, 2018), Patent Publication No. 10-2020-0109744 (September 23, 2020) and Registered Patent No. 10-2112591 (May 2020) 13), etc., introduce electric beds with various structures. Attached Figure 1 is a reference to the structure of the 'motion bed' introduced in Patent Publication No. 10-2020-0109744.

Referring to FIG. 1, a conventional electric bed includes a plate-shaped upper body support 141 on an outer frame 111, a hip support 128, a first lower body support 167, and a second lower body support 173. is installed, and the upper body support 141 and the lower body support 167, 173 are configured to be angle adjustable by the upper body actuator 150 and the lower body actuator 177, respectively. At this time, crossbars 117 and 118 supporting the actuators 150 and 177 are installed between the outer frames 111 .

Publication No. 10-2018-0131847 (December 11, 2018) Patent Publication No. 10-2020-0109744 (September 23, 2020) Registered Patent No. 10-2112591 (May 13, 2020)

Critical patients or the elderly with difficulty in movement are prone to skin diseases such as pressure ulcers because they spend most of their time lying in bed, and therefore, the patient's position lying on the bed must be changed frequently. In addition, when the caregiver changes the patient's diaper, the patient's buttocks must be lifted with one hand while the other hand is used to change the diaper. In this way, changing the patient's posture and changing the diaper several times a day requires considerable labor.

However, as shown in FIG. 1, the conventional electric bed has a structure in which the hip support 128 supporting the user's buttocks is fixed to the outer frame 111 or the angle cannot be adjusted, so that the patient's posture change or There is an inconvenience that does not help in changing diapers.

Accordingly, an object of the present invention is to provide an electric bed for a patient configured to easily change a diaper as well as change postures of a critically ill patient or an elderly person with difficulty in movement by lightly rotating the user's buttocks in the left and right directions.

Hereinafter, in the electric bed for patients of the present invention, independent names and reference numerals are assigned to each component regardless of the motion bed of FIG. 1.

In the electric bed for patients according to the present invention, the upper body support plate 20, the hip support plate 30, the upper leg support plate 40, and the lower leg support plate 50 are disposed on the bed frame 10 in a state of being separated from each other, and the bed The frame 10 is characterized in that a rotation support 60 and an actuator 70 are installed to adjust the angles of the support plates 20, 30, 40, and 50, respectively.

The bed frame 10 includes a rectangular outer frame 11, first and second inner frames 12 and 13 installed side by side between long sides of the outer frame 11, and the first and second inner frames 12 and 13. It is characterized by comprising a central frame 14 installed between the frames 12 and 13.

The hip support plate 30 has a left buttock plate 31 and a right buttock plate 32, and the inner sides of the left buttock plate 31 and the right buttock plate 32 are hinged to the central frame 14, respectively. And, it is characterized in that the first and second actuators 71 and 72 for independently adjusting the angle are installed on the lower surfaces of the left buttock plate 31 and the right buttock plate 32, respectively.

The buttock support plate 30 additionally has an outer buttock plate 33 surrounding the left buttock plate 31 and the right buttock plate 32, and the outer buttock plate 33 is the outer frame 11 or the second buttock plate 33. It is characterized in that it is fixed to the first and second inner frames (12, 13).

In the electric bed for patients according to the present invention, since the buttock support plate 30 supporting the patient's buttocks is divided into a left buttock plate 31 and a right buttock plate 32, the first and second actuators 71 and 72 ) By arbitrarily adjusting the angle of the left buttock plate 31 and the right buttock plate 32 by using, it is possible to easily change the posture of a critically ill patient or an elderly person with difficulty in movement, and in particular, the effect of easily changing diapers there is

1 is a view illustrating the structure of a conventional electric bed;
2 is a bottom view showing the configuration of an electric bed for patients according to the present invention;
3 is a longitudinal sectional view showing the configuration of an electric bed for patients according to the present invention;
4 is a plan view showing the configuration of an electric bed for patients according to the present invention;
5 is a plan view showing the configuration of an electric bed according to another embodiment of the present invention;
6 is a cross-sectional view showing the configuration of an electric bed for patients according to the present invention;
7 and 8 are explanatory diagrams showing the operating state of the electric bed for patients according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. However, since the accompanying drawings illustrate preferred embodiments of the present invention, the scope of the present invention is not limited by these embodiments. In addition, even if the configuration is essential for carrying out the present invention, detailed descriptions of matters that are introduced in the prior art or can be easily implemented by a person skilled in the art from known technologies will be omitted.

In addition, giving ordinal numbers such as first and second to the names of components belonging to the present invention is used only for the purpose of distinguishing a plurality of components having similar functions from each other, and it is specified that certain components are 'included'. In addition to the components, it means that other components may be further included as needed.

As shown in FIG. 2, the electric bed for patients according to the present invention includes a bed frame 10, an upper body support plate 20, a hip support plate 30, an upper leg support plate 40, a lower leg support plate 50, and a plurality of It is configured to include a rotation support 60 and an actuator 70.

First, the bed frame 10 functions to support and support other components while forming the overall appearance and structure, and as shown in FIGS. 2 and 3, the rectangular outer frame 11 and the outer frame Including the first and second inner frames 12 and 13 installed side by side in the horizontal direction between the long sides of (11) and the central frame 14 installed in the vertical direction between the central parts of the inner frames 12 and 13, It consists of

’ 형상의 세로프레임(15)이 설치되어 있고, 상기 세로프레임(15)에서 소정거리 이격된 위치에는 역시 ‘

’ 형상의 가로프레임(16)이 설치되어 있다. 즉, 상기 세로프레임(15)과 가로프레임(16)은 서로 직교하도록 배치되어 있고, 상기 내부프레임(12,13)과 가로프레임(16)은 서로 다른 평행하도록 배치되어 있다.In addition, below the central frame 14, 'spaced side by side'

A 'shaped vertical frame 15 is installed, and a position spaced a predetermined distance from the vertical frame 15 is also '

A 'shaped horizontal frame 16 is installed. That is, the vertical frame 15 and the horizontal frame 16 are arranged to be orthogonal to each other, and the inner frames 12 and 13 and the horizontal frame 16 are arranged to be parallel to each other.

The outer frame 11, the inner frames 12 and 13, and the central frame 14 are arranged on one plane at almost the same height, and the vertical frame 15 and the horizontal frame 16 are shown in FIG. As such, it is disposed at a position lower than the outer frame 11 by the length of the connection frames 15a and 16a, respectively. The connecting frame 15a of the vertical frame 15 may be supported by the inner frames 12 and 13 or the central frame 14, and the connecting frame 16a of the horizontal frame 16 is the outer frame 11 can be supported on Bed legs 17 are installed at the corners of the outer frame 11, respectively.

Next, the upper body support plate 20, the hip support plate 30, the upper leg support plate 40, and the lower leg support plate 50 are separated on the outer frame 11 of the bed frame 10, as shown in FIGS. 4 and 5, respectively. are arranged sequentially. The upper body support plate 20 supports the user's upper body, and the hip support plate 30 supports the buttocks. The upper leg support plate 40 supports the user's thigh region, and the lower leg support plate 50 supports the calf region. A conventional mattress for an electric bed (not shown) is disposed on the support plates 20, 30, 40, and 50.

One of the features of the present invention is that the buttock support plate 30 has a left buttock plate 31 and a right buttock plate 32, and the left buttock plate 31 and the right buttock plate 32 are inner sides facing each other. That is, each side is hinged to the central frame 14. In the present invention, 'hinge coupling' means that two members separated from each other are coupled to each other by a hinge so as to be rotatably connected within a certain angle.

In the present invention, as shown in FIGS. 6 and 7, hinges 31a and 32a are provided between the left buttock plate 31 and the center frame 14 and between the right buttock plate 32 and the center frame 14, respectively. is installed. So, the left buttock plate 31 and the right buttock plate 32 rotate within a certain angle range around the central frame 14, respectively.

The buttock support plate 30 may be composed of only the left buttock plate 31 and the right buttock plate 32 as shown in FIG. 4, and surrounds the left buttock plate 31 and the right buttock plate 32 as shown in FIG. may further have an outer buttocks plate (33). At this time, the outer hip plate 33 is fixed to the outer frame 11 or the first and second inner frames 12 and 13 .

Next, the rotation support 60 is hinged to the bed frame 10 to function to support the upper body support plate 20, the upper leg support plate 40, and the lower leg support plate 50 in a rotatable manner, respectively. As shown in Figure 3, it has first to third pivot support (61, 62, 63) and the pivot support (64).

First, the first rotation support 61 supports the upper body support plate 20 and is hinged to the first inner frame 12, and the second rotation support 62 supports the upper leg support plate 40, and the second It is hinged to the inner frame 13. In addition, the third rotation support 63 supports the lower leg support plate 50 and is hinged to the second rotation support 61, and the end of the third rotation support 63 is the rotation support 64 ) It is hinged to the horizontal frame 16 by.

Finally, the actuator 70 serves to adjust the angle of the support plates 20, 30, 40, and 50, and as shown in FIGS. 2 and 3 and FIGS. 6 and 7, the first to fourth It is composed of actuators 71, 72, 73 and 72. The actuator 70 is a device for extending or contracting a rod using physical force such as a hydraulic cylinder or a hydraulic motor, and an actuator used in a conventional electric bed may be purchased and used.

First, the first actuator 71 adjusts the angle of the left buttock plate 31, and is installed between the vertical frame 15 and the left buttock plate 31, and the second actuator 72 is the right buttock plate ( 32), which is installed between the vertical frame 15 and the right buttock plate 32. At this time, hinge brackets 31b and 32b supporting the end of the rod of the first actuator 71 may be installed on the lower surfaces of the left buttock plate 31 and the right buttock plate 32, as shown in FIGS. 6 and 7, respectively. have.

For reference, FIG. 6 shows a state in which the first and second actuators 71 and 72 are contracted, and FIG. 7 shows a state in which the first and second actuators 71 and 72 are extended. When the first and second actuators 71 and 72 are contracted, the left buttock plate 31 and the right buttock plate 32 are horizontal, and when the first and second actuators 71 and 72 are extended, the left buttock plate 31 and the right buttock plate 32 are extended. The buttock plate 31 and the right buttock plate 32 are obliquely inclined.

Therefore, the angles of the left buttock plate 31 and the right buttock plate 32 can be arbitrarily adjusted using a controller (not shown in the drawings) that controls the first and second actuators 71 and 72 . The left buttock plate 31 and the right buttock plate 32 may be manipulated to form symmetrical angles with each other, or may be manipulated to form independent angles.

On the other hand, on the bottom surfaces of the left buttock plate 31 and the right buttock plate 32, instead of the hinge brackets 31b and 32b, pivot supports (not shown in the drawing) may be installed. In this case, the rotation support is rotatably supported on the central frame 14, and rod ends of the first and second actuators 71 and 72 are supported on the rotation support.

Next, the third actuator 73 adjusts the angle of the upper body support plate 20, and is installed between the first end of the vertical frame 15 and the first rotation support 61, and the fourth actuator 74 adjusts the angle of the upper leg support plate 40, and is installed between the second end of the vertical frame 15 and the second pivot support 62.

8 shows a state in which the third actuator 73 and the fourth actuator 74 are extended. That is, the inclination angle of the upper body support plate 20 and the upper leg support plate 40 is adjusted according to the extension state of the third actuator 73 and the fourth actuator 74 . At this time, the third rotation support 63 supporting the lower leg support plate 50 is supported between the second rotation support 62 and the rotation support 64. Therefore, even if the inclination angle of the upper leg support plate 40 changes, the lower leg support plate 50 supporting the user's calf maintains an almost horizontal angle by the rotation support 64.

In the electric bed for patients according to the present invention, only one of the left buttock plate 31 and the right buttock plate 32 can be lifted at an angle to twist the patient's buttocks to the left or right, or can be lifted at an angle. In addition, if the left buttock plate 31 and the right buttock plate 32 are simultaneously lifted at the same angle, the patient may lift the buttocks straight while lying down to perform a stretching function to relieve or prevent back pain.

(10) Bed frame (11) Outer frame
(12,13) Inner frame (14) Central frame
(15,15a) vertical frame (16,16a) horizontal frame
(17) Bed leg (20) Upper body support plate
(30) Hip support plate (31, 31a, 31b) Left hip plate
(32,32a,32b) Right hip plate (33) Outer hip plate
(40) Upper leg support plate (50) Lower leg support plate
(60,61,62,63) pivot support (64) pivot support
(70,71,72,73,74) actuator

Claims (6)

The upper body support plate 20, the hip support plate 30, the upper leg support plate 40, and the lower leg support plate 50 are disposed on the bed frame 10 in a state of being separated from each other, and the bed frame 10 has the support plate 20 , 30, 40, 50) in the electric bed for patients in which the rotation support 60 and the actuator 70 are installed, respectively,
The bed frame 10 includes a rectangular outer frame 11, first and second inner frames 12 and 13 installed side by side between long sides of the outer frame 11, and the first and second inner frames 12 and 13. It is composed of a central frame 14 installed between the frames 12 and 13,
The hip support plate 30 has a left buttock plate 31 and a right buttock plate 32, and the inner sides of the left buttock plate 31 and the right buttock plate 32 are hinged to the central frame 14, respectively. and first and second actuators 71 and 72 for independently adjusting angles are installed on the lower surfaces of the left buttock plate 31 and the right buttock plate 32, respectively.
The method of claim 1, wherein the buttock support plate 30 additionally has an outer buttock plate 33 surrounding the left buttock plate 31 and the right buttock plate 32, and the outer buttock plate 33 is the outer buttock plate 33. Characterized in that it is fixed to the frame (11) or the first and second inner frames (12, 13), the electric bed for the patient.
The method of claim 1 or 2, wherein the vertical frame 15 is arranged side by side in a spaced apart state below the central frame 14, and the first actuator 71 is connected to the vertical frame 15 and the left hip It is installed between the plates (31), and the second actuator (72) is installed between the vertical frame (15) and the right buttock plate (32).
The method of claim 3, wherein the first inner frame (12) is hinged with a first rotation support (61) supporting the upper body support plate (20), and the first end of the vertical frame (15) and the first 1 characterized in that a third actuator 73 for adjusting the angle of the upper body support plate 20 is installed between the rotation supports 61.
The method of claim 3, wherein the second inner frame (13) is hinged with a second pivot support plate (62) supporting the upper leg support plate (40), and the second pivot support plate (61) has a lower leg support plate (50) A third rotation support 63 supporting the is hinged, and between the second end of the vertical frame 15 and the second rotation support 62, a fourth actuator for adjusting the angle of the upper leg support plate 40 (74) is installed, characterized in that the electric bed for the patient.
The method of claim 5, wherein a horizontal frame 16 is installed between the long sides of the outer frame 11 at a position spaced apart from the second end of the vertical frame 15 by a predetermined distance, and the horizontal frame 16 has An electric bed for a patient, characterized in that a rotation support (64) is installed to rotatably support the third rotation support (63).

Images