CN105520812A - Bed - Google Patents

Abstract

The invention relates to the field of medical technology, in particular to a bed, comprising a linkage control mechanism, a front bed board and a middle bed board, the front end of the middle bed board is rotatably connected to the rear end of the front bed board; The middle bed boards are level and level, and they are all located at the first height position; in the second structural state, the middle bed boards are at the second height position, and the front bed boards are rotated to an upwardly inclined position, and the second height is lower than the first height; the linkage control mechanism controls The front section of the bed board and the middle section of the bed board are linked and synchronously switch positions between the first structural state and the second structural state. Thus, during the transition process of the user from the lying posture to the sitting posture, the center of gravity is kept fixed by pushing up the upper body located on the front bed board and sinking the buttocks located on the middle bed board, and is controlled by the linkage control mechanism. The synchronous conversion improves the comfort, safety and operation convenience of the lying posture and sitting up posture transformation.

Description

a bed

technical field

The invention relates to the field of medical technology, in particular to a bed.

Background technique

At present, various medical appliances are widely used, and those who need care usually use beds that can switch between lying and sitting.

In recent years, the requirements for the convenience, safety and comfort of the bed that can switch between lying and sitting have become higher and higher. Therefore, it is necessary to improve the convenience, safety and comfort of the bed. requirements are getting higher and higher.

In the prior art, for patients who need to be nursed, they need to change to a sitting position due to reasons such as the need for medication while lying on the bed. At this time, it is necessary to switch the structural position of the bed. Usually, the front side bed board of the bed is turned and erected. The so-called front side bed board mainly supports the upper body of the patient above the waist. The front side bed board is rotated and erected to drive the patient to be lifted from the lying position. Become a sitting posture. For such a bed structure switch, the switching process results in poor comfort for the patient from a lying position to a sitting position. At the same time, for patients with certain diseases such as high blood pressure, dizziness and insufficient blood supply to the head are prone to occur. And so on, the use safety of the bed is poor. In addition, switching the structure usually requires operations such as turning over and pulling the bed, and the convenience of bed operation is low.

In the above prior art, the defects of ease of use, low safety and comfort caused by switching between the lying position and the sitting position through the structural conversion of the bed are technical problems that those skilled in the art need to solve at present. .

Contents of the invention

The purpose of the present invention is to provide a bed, and the use convenience, safety and comfort of the bed will be obviously improved through the application of the present invention.

In order to solve the above technical problems, the present invention provides a bed, including a linkage control mechanism, a front bed board and a middle bed board, the front end of the middle bed board is rotatably connected to the rear end of the front bed board;

In the first structural state, the front section of the bed board and the middle section of the bed board are horizontally aligned, and both are located at a first height position;

In the second structural state, the middle bed board is located at a second height position, the front bed board is rotated to an upwardly inclined position, and the second height is lower than the first height;

The linkage control mechanism controls the front bed board and the middle bed board to switch positions between the first structural state and the second structural state synchronously.

Optionally, in a transitional structural state during the transition between the first structural state and the second structural state, the height of the front end of the middle bed board is lower than the height of the rear end of the middle bed board.

Optionally, the linkage control mechanism includes a first telescopic device, a second telescopic device and a third telescopic device all installed on the bottom base of the bed, the telescopic end of the first telescopic device is hinged to the front bed board, so The telescopic end of the second telescopic device is hinged to the front side of the middle bed board, the telescopic end of the third telescopic device is hinged to the rear side of the middle board board, and in the state of the transitional structure, the second telescopic device The height of the telescopic end is lower than the height of the telescopic end of the third telescopic device.

Optionally, it also includes a connecting rod, the mounting end of the connecting rod is hinged to the side beam of the bed, the rotating end of the connecting rod is hinged to the rear side of the middle bed board, and the third retractor It is hinged to the shaft of the connecting rod and connected to the rear side of the middle bed board through the connecting rod.

Optionally, it also includes a rear bed board, the front end of the rear bed board is rotatably connected to the rear end of the middle bed board;

In the first structural state, the rear bed board is horizontally flush with the middle bed board and is located at a first height position;

In the second structural state, the rear bed board is rotated to a downwardly inclined position;

The linkage control mechanism controls the front bed board, the middle bed board and the rear bed board to switch positions between the first structural state and the second structural state synchronously.

Optionally, the linkage control mechanism includes a fourth telescopic device installed on the bottom base of the bed, and the telescopic end of the fourth telescopic device is hinged to the rear bed board.

Optionally, it also includes a preset regulator for inputting a preset index, and the linkage control mechanism controls the bed between the first structural state and the second structural state according to the preset index. the speed of switching between, and the structural position of said second structural state;

The predetermined indicators include body weight and/or severity of the condition.

Optionally, it also includes a health detector for detecting the physical function index of the user and connected to the linkage control mechanism, and the linkage control mechanism controls the bed in the first position according to the physical function index. speed adjustment of transitions between the structural state and said second structural state;

The physical performance indicators include heart rate, fluid flow rate and/or blood pressure.

Optionally, it also includes a position detector for detecting the longitudinal position of the user's heart and is connected to the linkage control mechanism, and the linkage control mechanism controls the middle section of the bed board and the front section according to the longitudinal position of the heart. The displacement stroke of the bed board realizes that the height of the longitudinal position of the heart remains fixed.

Optionally, in the second structural state, the side rails of the bed are provided with armrest areas for supporting the user's arms.

In an embodiment of the bed, the bed includes a linkage control mechanism, a front board and a middle board, and the front end of the middle board is rotatably connected to the rear end of the front board. The bed is provided with a flat headboard in a first structure for lying down and a second structure for sitting up. In the first structural state, the front bed board and the middle bed board are horizontally aligned, and both are located at the first height position; below the first height. In the process of mutual conversion between the first structural state and the second structural state, the linkage control mechanism controls the front-section bed board and the middle-section bed board to switch the structural positions synchronously in linkage. Through the above structural arrangement, in the first structural state, the user can lie down on a flat bed, and when the user needs to sit up, the middle bed board will move from the higher first height position through the control of the linkage control mechanism. To the lower second structure position, at the same time, the front part of the bed board is turned over, showing an upwardly inclined structure. During this process, the user's buttocks sink and move with the middle part of the bed board, and the upper body above the waist moves with the front part of the bed board. Turn from a lying position to a sitting position. For the user, during the process of sitting up, the center of the user's buttocks moves downward due to the sinking and displacement of the middle bed board, and the center of gravity of the user's upper body moves up due to the turning up of the front board board. After the user changes from the lying posture to the sitting posture, the overall center of gravity remains fixed. In particular, through the linkage control of the front bed board and the middle bed board by the linkage control mechanism, the upward turning of the front bed board and the sinking position of the middle bed board are realized synchronously, which makes the user's lying posture and sitting up posture conversion process more comfortable. has been significantly improved.

In the prior art, the bed that can switch between lying down and sitting up is realized by turning up a single bed board located at the position of the user's upper body. The single bed board is turned up to drive the user's upper body from lying down to The posture is pushed up and converted into a sitting posture, and because the position below the waist of the user is a fixed bed structure, only the upper body of the user is pushed up, which makes the user's overall center of gravity raised, and the lying posture The comfort of changing from a sitting posture is poor, especially for users suffering from diseases, the increase of the center of gravity of the body is likely to cause physical discomfort, such as an instantaneous increase in blood pressure. Therefore, the bed provided by this embodiment can significantly improve the comfort and safety of the user's posture conversion through the linkage of the sinking displacement of the middle bed board and the upward turning of the front bed board. At the same time, through the linkage The control mechanism performs synchronous linkage control on the front bed board and the middle bed board, which improves the convenience of bed operation.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

Fig. 1 is the first schematic diagram of the first structural state of the present invention;

Fig. 2 is the second schematic diagram of the first structural state of the present invention;

Fig. 3 is the first schematic diagram of the transition structure state of the present invention;

Fig. 4 is the second schematic diagram of the transition structure state of the present invention;

Fig. 5 is the first schematic diagram of the second structural state of the present invention;

6 is a second schematic diagram of a second structural state of the present invention;

In Fig. 1 to Fig. 6: front section bed board - 1, middle section bed board - 2, back section bed board - 3, bed base bottom - 4, first expander - 51, second expander - 52, third expander - 53 , the fourth telescopic device-54, connecting rod-6, side longitudinal beam-7.

detailed description

The core of the present invention is to provide a bed, and the use convenience, safety and comfort of the bed will be obviously improved through the application of the present invention.

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1 to Fig. 6, Fig. 1 is the first schematic diagram of the first structural state of the present invention; Fig. 2 is the second schematic diagram of the first structural state of the present invention; Fig. 3 is the first schematic diagram of the transitional structural state of the present invention; Fig. 4 is the present invention The second schematic diagram of the transitional structural state of the invention; FIG. 5 is the first schematic diagram of the second structural state of the present invention; FIG. 6 is the second schematic diagram of the second structural state of the present invention.

As shown in the figure, the bed includes a linkage control mechanism, a front board 1 and a middle board 2, and the front end of the middle board 2 is rotatably connected to the rear end of the front board 1 . In the first structural state, the front bed board 1 and the middle bed board 2 are horizontally aligned, and both are at the first height position; in the second structural state, the middle bed board 2 is at the second height position, and the front bed board 1 is rotated to an upwardly inclined position , the second height is lower than the first height, and the linkage control mechanism controls the front bed board 1 and the middle bed board 2 to switch positions between the first structural state and the second structural state synchronously. Thus, the user lies on the bed in the first configuration state, the user's upper body is located on the front bed board 1 , and the user's buttocks are located on the middle bed board 2 . For this reason, when the user needs to sit up, the linkage control mechanism controls the sinking displacement of the middle bed board 2 from the first height position to the lower second height position, and at the same time, the front bed board 1 turns upwards. Because the front section bed board 1 and the middle section bed board 2 are connected in a rotatable manner, while the respective conversion displacement process of the two is controlled by the linkage control mechanism, they are always connected to each other, which allows the user to move from the lying position to the During the conversion process of the sitting position, the position of the hips moves down, the local center of gravity drops, the upper body is pushed up by the front bed board 1, the local center of gravity of the upper body moves up or remains unchanged, and the overall center of gravity of the user remains unchanged or relatively Small center of gravity up and down changes, which allows users to avoid the discomfort caused by the obvious and large ups and downs of the center of gravity, especially for users with related diseases, avoiding the conversion of lying down and sitting up, because the center of gravity limits the change resulting in exacerbation of the patient's symptoms.

Through the above discussion, the bed provided by this embodiment obviously improves the comfort and safety of switching between the lying posture and the sitting posture, and the linkage is controlled by the linkage control mechanism, which improves the convenience of using the bed.

On the basis of the above embodiments, the first structural state of the bed corresponds to the lying posture of the user lying flat, and the second structural state corresponds to the sitting posture of the user. During the conversion process between the first structure state and the second structure state, set the state in transition as the transition structure state, please mainly refer to Figure 2 and Figure 3, in this transition structure state, the height of the front end of the middle bed board 2 is lower than that behind it end height. That is, during the displacement process of the user's lying posture and sitting up posture conversion, in the buttocks area of the user, the part close to the upper body is lower than the part close to the lower body. The human body structure makes the body more comfortable, and avoids the possibility of the user sliding toward the feet due to the downward movement of the middle bed board 2 and the upward turning of the front bed board 1, which further improves safety.

For the bed proposed in the above embodiment, its linkage control mechanism includes a first telescopic device 51, a second telescopic device 52 and a third telescopic device 53, all of which are installed on the bed bottom base 4, the so-called bed bottom base 4 , can be installed on the bottom side beam of the bed, the bottom side beam or the base body provided separately. The telescopic end of the first telescopic device 51 is set to be hinged to the front section of the bed board 1, the telescopic end of the second telescopic device 52 is hinged to the front side of the middle section of the bed board 2, and the telescopic end of the third telescopic device 53 is hinged to the rear side of the middle section of the bed board 2. For each hinge The position point can be hinged on the bottom side of the front section bed board 1 and the middle section bed board 2, and can also be hinged on the side. In the state of the transitional structure, the height of the telescopic end of the second telescopic device 52 is lower than that of the telescopic end of the third telescopic device 53, thereby forming a height of the front end of the middle section bed board 2 under the state of transitional structure lower than that of the rear end.

Further, setting the bed also includes a connecting rod 6, the mounting end of the connecting rod 6 is hinged to the side beam 7 of the bed, the rotating end of the connecting rod 6 is hinged to the rear side of the middle bed board 2, and the third telescopic device 53 is hinged to the The shaft of the connecting rod 6 is connected to the rear side of the middle section bed board 2 through the connecting rod 6 . Thus, through the connection of the connecting rod 6, the middle bed board 2 is connected to the side beam 7 of the bed. In addition, since the front bed board 1 and the middle bed board 2 can be connected in a rotatable manner, thus, in the process of changing the structure, , the side longitudinal beam 7 plays a role of supporting the middle section of the bed 2, and at the same time plays a role of stabilizing the position conversion process, which further improves the convenience of operation.

On the basis of the above-mentioned embodiments, the bed is provided with a rear board 3, the front end of the rear board 3 is rotatably connected to the rear end of the middle board 2; in the first structural state, the rear board 3 and the middle board 2 Level and level, and located at the first height position; in the second structural state, the rear bed board 3 rotates to the downward inclined position; the linkage control mechanism controls the front bed board 1, the middle bed board 2 and the rear bed board 3 A position is switched between a structural state and a second structural state. It should be noted that when the length of the middle bed board 2 in the above embodiment is long enough, the middle bed board 2 can support the lower body of the user, including the position of the legs and feet, but in this embodiment, after setting The section bed board 3 is rotatably connected with the middle section bed board 2, and supports the user's legs through the back section bed board 3, especially for supporting the position of the calf and the foot, and the middle section bed board 2 in this embodiment supports the user buttocks and thighs. In the transition process between the first structural state and the second structural state, the rear bed board 3 is switched between the horizontal structure at the first height position and the downward inclined position, so that when the user sits up, the lower leg Ability to sag, which makes for a more comfortable sitting position.

For the rear bed board 3 provided in the above-mentioned embodiment, for its control, a linkage control mechanism can be set to include a fourth telescopic device 54 installed on the bottom base 4 of the bed, and the telescopic end of the fourth telescopic device 54 is hinged to the rear board board 3 . In this way, by controlling the expansion and contraction of the fourth telescopic device 54 , it is possible to realize the synchronous switching of the structures of the rear deck 3 , the middle deck 2 and the front deck 1 .

Further, setting the bed further includes a preset regulator for inputting a preset index, and the linkage control mechanism controls the speed at which the bed transitions between the first structural state and the second structural state according to the preset index, and the preset index Include weight and/or severity of condition. Therefore, when the bed is applied to different users, especially different patient users, the switching speed between the first structural state and the second structural state can be adjusted by adjusting the preset adjuster, To meet the user's comfort requirements. In particular, the structural position of the second structural state can also be adjusted through the preset regulator, for example, in the second structural state, the second height position of the middle bed board 2 and the inclination angle of the front bed board 1, these structures are based on the user's needs Preset, when the bed is converted to the second structure state each time, the bed lowers the height of the middle bed board according to the preset conversion speed, and at the same time turns the front bed board 1 upwards, and when the second structure state is reached, the height of the middle bed board 2 Both the height and the turning angle of the front bed board 1 conform to the preset index data input by the preset regulator. This further increases comfort and ease of operation.

On the basis of the above-mentioned embodiments, the bed further includes a health detector connected to the linkage control mechanism, and the health detector is used to detect the physical function index of the user. The linkage control mechanism controls the speed at which the bed transforms between the first structural state and the second structural state according to the body function index obtained from the health detector. Physical performance indicators include heart rate, fluid flow rate, and/or blood pressure, among others. Thus, during the process of changing the position of the bed, the physical function of the user on the bed can be detected at any time through the health detector, and the impact of the bed change on the user can be determined according to indicators such as heart rate and blood pressure. When the body function index of the patient is abnormal, the linkage control mechanism can adjust the conversion speed until it stops, and the stop displacement can be understood as the speed adjustment is 0.

In another embodiment, the bed further includes a position detector for detecting the longitudinal position of the user's heart and is connected to the linkage control mechanism. The linkage control mechanism controls the displacement strokes of the middle bed board 2 and the front bed board 1 according to the longitudinal position of the heart. , to keep the height of the longitudinal position of the heart fixed. The longitudinal position of the heart refers to the position point of the user's heart along the longitudinal direction of the bed. By detecting the longitudinal position of the heart, the displacement stroke linkage of the middle bed board 2 and the front bed board 1 is controlled, so that in the second structural state, the user's heart The position is still at the same position height as that of the first structural state, which makes the blood supply to the user's heart more stable and further improves the safety.

Further, in the second structural state, the middle bed board 2 is displaced to the second height position of the lower position, and the user's buttocks sink, and the side beams 7 of the bed are provided with arms for supporting the user's arms. Armrest area. This further increases comfort and safety.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A bed, characterized in that it comprises a linkage control mechanism, a front bed board (1) and a middle bed board (2), and the front end of the middle bed board (2) is rotatably connected behind the front bed board (1) end; In the first structural state, the front section of the bed board (1) and the middle section of the bed board (2) are horizontally flush, and both are located at a first height position; In the second structural state, the middle bed board (2) is located at a second height position, the front bed board (1) is rotated to an upwardly inclined position, and the second height is lower than the first height; The linkage control mechanism controls the front bed board (1) and the middle bed board (2) to switch positions between the first structural state and the second structural state synchronously. 2. The bed according to claim 1, characterized in that, in the transitional structural state during the conversion process between the first structural state and the second structural state, the height of the front end of the middle bed board (2) is low At the height of the rear end of the middle bed board (2). 3. The bed according to claim 2, characterized in that, the linkage control mechanism comprises a first telescopic device (51), a second telescopic device (52) and a second telescopic device (52) all installed on the bed bottom base (4). Three telescopic devices (53), the telescopic end of the first telescopic device (51) is hinged to the front bed board (1), and the telescopic end of the second telescopic device (52) is hinged to the middle bed board (2) On the front side, the telescopic end of the third telescopic device (53) is hinged to the rear side of the middle bed board (2). In the state of the transitional structure, the height of the telescopic end of the second telescopic device (52) is lower than The height of the telescopic end of the third telescopic device (53). 4. The bed according to claim 3, further comprising a connecting rod (6), the mounting end of the connecting rod (6) being hinged to the side beam (7) of the bed, so The rotating end of the connecting rod (6) is hinged on the rear side of the middle bed board (2), and the third telescopic device (53) is hinged on the shaft of the connecting rod (6) and passes through the connecting rod ( 6) It is connected to the rear side of the middle bed board (2). 5. The bed as claimed in claim 1, further comprising a rear bed board (3), the front end of the rear bed board (3) being rotatably connected to the rear end of the middle bed board (2) ; In the first structural state, the rear bed board (3) is horizontally flush with the middle bed board (2), and is located at a first height position; In the second structural state, the rear bed board (3) rotates to a downwardly inclined position; The linkage control mechanism controls the front bed board (1), the middle bed board (2) and the rear bed board (3) to switch between the first structural state and the second structural state synchronously Location. 6. The bed as claimed in claim 5, characterized in that, the linkage control mechanism includes a fourth telescopic device (54) installed on the bottom base (4) of the bed, and the fourth telescopic device (54) The telescopic end is hinged to the rear bed board (3). 7. The bed according to claim 1, further comprising a preset regulator for inputting a preset index, and the linkage control mechanism controls the bed in the the speed of transition between the first structural state and the second structural state, and the structural position of the second structural state; The predetermined indicators include body weight and/or severity of the condition. 8. The bed according to any one of claims 1 to 7, characterized in that it also includes a health detector for detecting the user's physical function index and connected with the linkage control mechanism, and the linkage control mechanism controlling the adjustment of the speed of transition of the bed between the first configuration state and the second configuration state according to the body function index; The physical performance indicators include heart rate, fluid flow rate and/or blood pressure. 9. The bed according to any one of claims 1 to 7, further comprising a position detector for detecting the longitudinal position of the user's heart and connected to the linkage control mechanism, the linkage control mechanism The mechanism controls the displacement strokes of the middle bed board (2) and the front bed board (1) according to the longitudinal position of the heart, so as to keep the height of the longitudinal position of the heart fixed. 10. The bed according to claim 1, characterized in that, in the second configuration state, the side rails (7) of the bed are provided with armrest areas for supporting the user's arms.