Adjustable nursing chair

Abstract

The present invention relates to an adjustable nursing chair, comprising a nursing chair body, wherein the nursing chair body is provided with a movable base, a vertical adjustment bearing device is provided on the movable base, a bearing table top is movably provided on the vertical adjustment bearing device, a lateral adjustment device is provided at the bottom of the vertical adjustment bearing device or the bearing table top, a left armrest assembly and a left separated sitting assembly are provided on the left side of the lateral adjustment device, a right armrest assembly and a right separated sitting assembly are provided on the right side of the lateral adjustment device, a supporting assembly is further provided on the left end adjustment rod or the right end adjustment rod, and an auxiliary adjustment assembly is provided on the nursing chair body. Thus, an armrest assembly is provided to facilitate the placement of the arms of personnel during riding. The spacing between the left separated sitting assembly and the right separated sitting assembly is adjustable, which can realize convenient personnel transfer, reduce support or moving, and improve comfort and convenience. At the same time, it can meet the corresponding adjustment of the sitting height of personnel in different use environments.

Description

Technical Field

[0001] The invention relates to a nursing chair, in particular to an adjustable nursing chair. Background Art

[0002] As my country's aging population continues to accelerate, the number of elderly people continues to increase. Among them, many are people with half-body mobility impairment or people who have difficulty taking care of themselves. As they cannot go to the toilet independently, they need human assistance or be supported or carried to go to the toilet.

[0003] At present, when people assist, they have to support or walk on their backs to go to the toilet, which is easy to cause inconvenience to others and cause pain and distress to most people with limited mobility or people who have difficulty taking care of themselves. Therefore, there are nursing chairs designed on the market to help people go to the toilet.

[0004] The existing nursing chairs usually have parts that are inconvenient to disassemble or cannot be disassembled, and when in use, human assistance is still required to help people put them on the toilet, which is very inconvenient for people with limited mobility or difficulty taking care of themselves.

[0005] Furthermore, existing nursing chairs cannot meet the height and seat spacing requirements, and their use is greatly restricted.

[0006] In view of the above-mentioned defects, the designer actively conducts research and innovation in order to create an adjustable nursing chair to make it more valuable for industrial use. Summary of the invention

[0007] In order to solve the above technical problems, an object of the present invention is to provide an adjustable nursing chair.

[0008] An adjustable nursing chair of the present invention comprises a nursing chair body, and the nursing chair body is provided with a movable base, wherein: a vertical adjustment bearing device is provided on the movable base, a bearing table top is movably provided on the vertical adjustment bearing device, a lateral adjustment device is provided at the bottom of the vertical adjustment bearing device or the bearing table top, a left armrest assembly and a left separated sitting assembly are provided on the left side of the lateral adjustment device, a right armrest assembly and a right separated sitting assembly are provided on the right side of the lateral adjustment device, a supporting assembly is also provided on the left end adjustment rod or the right end adjustment rod, and an auxiliary adjustment assembly is provided on the nursing chair body.

[0009] Furthermore, in the above-mentioned adjustable nursing chair, the movable base includes an H-shaped base, the H-shaped base is connected to a universal wheel, the universal wheel is provided with a brake assembly, and a pedal is provided at the bottom of the vertical adjustment bearing device.

[0010] Furthermore, the above-mentioned adjustable nursing chair, wherein the vertical adjustment bearing device includes a mounting base plate connected to the movable base, the mounting base plate is provided with a vertical column and a fixed support column, a vertical screw is provided in the vertical column, a guide column is connected to the vertical screw, a height adjustment component is provided at a position of the guide column corresponding to the top of the vertical screw, a movable column is sleeved on the fixed support column, the height adjustment component includes a bearing plate, the bearing plate is connected to the movable column, a height adjustment worm is provided on the bearing plate, the height adjustment worm is meshed with the top of the vertical screw, and the top of the movable column is connected to the lateral adjustment device.

[0011] Furthermore, in the above-mentioned adjustable nursing chair, the supporting table top is wrapped with a board body, a sinking groove is provided on the board body, the auxiliary adjustment component is placed in the sinking groove (where a crank is placed), a protective cover is provided on the sinking groove, and a clip is provided at the bottom of the board body, and the clip is movably connected to the lateral adjustment device.

[0012] Furthermore, the above-mentioned adjustable nursing chair, wherein the lateral adjustment device includes a gear box, the gear box is connected to one side of the vertical adjustment bearing device or the bottom of the bearing desktop, a meshing bevel gear is movably arranged in the gear box, and a spacing adjustment hole is arranged at the position of the gear box corresponding to the meshing bevel gear, the left-end adjusting rod includes a left-end rod, a threaded connecting rod is passed through the left-end rod, the tail end of the threaded connecting rod is meshed with the meshing bevel gear, the head end of the threaded connecting rod is connected to the left extension rod, the right-end adjusting rod includes a right-end rod, a threaded connecting rod is passed through the right-end rod, the tail end of the threaded connecting rod is meshed with the meshing bevel gear, and the head end of the threaded connecting rod is connected to the right extension rod, the lateral adjustment device also includes a lateral bearing rod, the lateral bearing rod is connected to one side of the vertical adjustment bearing device or the bottom of the bearing desktop, and the left and right ends of the lateral bearing rod are movably connected with the lateral extension rod.

[0013] Furthermore, in the above-mentioned adjustable nursing chair, the left armrest assembly and the right armrest assembly both include an armrest bearing rod, an armrest seat is installed on the armrest bearing rod, and a cushion is provided on the armrest seat.

[0014] Furthermore, in the above-mentioned adjustable nursing chair, the left-side separated sitting component and the right-side separated sitting component both include a connecting support rod, a sitting board is provided on the connecting support rod, and a soft cushion is provided on the sitting board.

[0015] Furthermore, in the above-mentioned adjustable nursing chair, the leaning component includes a rotating rod connected to the left-end adjusting rod, the rotating rod is connected to the backrest, the backrest is provided with a locking rod, and the corresponding position of the right-end adjusting rod is provided with a locking groove; or, the leaning component includes a rotating rod connected to the right-end adjusting rod, the rotating rod is connected to the backrest, the backrest is provided with a locking rod, and the corresponding position of the left-end adjusting rod is provided with a locking groove; when in the unfolded state of use, the locking rod is embedded in the locking groove.

[0016] Furthermore, in the above-mentioned adjustable nursing chair, the auxiliary adjustment component is a Z-shaped screw, one end of the Z-shaped screw is provided with a threaded head, and the other end of the Z-shaped screw is provided with a rotating handle.

[0017] By means of the above scheme, the present invention has at least the following advantages:

[0018] 1. The mobile base is used to facilitate the convenient movement of people.

[0019] 2. It is equipped with a load-bearing desktop, which can meet the temporary placement of various items and improve the convenience of use.

[0020] 3. An armrest assembly is provided to facilitate the placement of the arms of passengers during riding.

[0021] 4. The spacing between the left-side separated riding component and the right-side separated riding component is adjustable, which can realize convenient personnel transfer, reduce support or moving, and improve comfort and convenience.

[0022] 5. The height can be adjusted to meet the needs of personnel for corresponding adjustments to the sitting height in different usage environments, and to achieve smooth movement and docking (for example, transfer from a nursing chair to seats or beds of different heights).

[0023] 6. The auxiliary adjustment components are easy to store, do not take up space, and are easy to access.

[0024] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a front structural schematic diagram of the adjustable nursing chair.

[0026] Figure 2 It is a schematic diagram of the bottom structure of the adjustable nursing chair.

[0027] Figure 3 This is a schematic diagram of the front working principle structure of the gearbox.

[0028] Figure 4 It is a schematic diagram of the side working principle structure of the guide column.

[0029] Figure 5 It is a structural schematic diagram of the perspective lines of the adjustable nursing chair.

[0030] The meanings of the reference numerals in the drawings are as follows.

[0031] 1 H-shaped base 2 Pedal

[0032] 3 Vertical columns 4 Fixed support columns

[0033] 5 Vertical screw 6 Guide column

[0034] 7 Movable column 8 Supporting tabletop

[0035] 9 Cover 10 Gear box

[0036] 11 Meshing bevel gear 12 Pitch adjustment hole

[0037] 13 Left end rod 14 Threaded connecting rod

[0038] 15 Left extension rod 16 Right end rod

[0039] 17 Loading plate 18 Right extension rod

[0040] 19 Transverse bearing rod 20 Transverse extension rod

[0041] 21 Armrest bearing bar 22 Armrest seat

[0042] 23 Connecting support rod 24 Riding board

[0043] 25 Rotating rod 26 Backrest

[0044] 27 Locking lever 28 Locking groove

[0045] 29 Universal wheel 30 Height adjustment worm

[0046] 31 Cards DETAILED DESCRIPTION

[0047] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0048] like Figures 1 to 5An adjustable nursing chair includes a nursing chair body, which is provided with a movable base. The difference lies in that: in order to facilitate the sitting of personnel, a vertical adjustment bearing device is provided on the movable base. Considering the convenience of placing items such as tableware or toiletries, a bearing table 8 is movably provided on the vertical adjustment bearing device. At the same time, in order to facilitate the subsequent spacing adjustment of the left-side separated sitting component and the right-side separated sitting component and meet the convenience of sitting and leaving, a lateral adjustment device is provided at the upper end of the vertical adjustment bearing device. Specifically, a left armrest component and a left-side separated sitting component are provided on the left side of the lateral adjustment device, and a right armrest component and a right-side separated sitting component are provided on the right side of the lateral adjustment device. Considering the need for support after the personnel sits, and improving the comfort and safety of the ride, a support component is also provided on the left end adjustment rod or the right end adjustment rod. Furthermore, in order to provide convenient adjustment of the spacing between the left-side separated sitting component and the right-side separated sitting component, the vertical adjustment bearing device can also be conveniently adjusted in height, and an auxiliary adjustment component is provided on the nursing chair body.

[0049] In view of a preferred embodiment of the present invention, considering the overall load-bearing stability, the mobile base includes an H-shaped base 1, a universal wheel 29 is connected to the H-shaped base 1, and a brake assembly is provided on the universal wheel 29. At the same time, a pedal 2 is provided at the bottom of the vertically adjustable load-bearing device, which is convenient for people to step on or limit the placement.

[0050] Further, in order to adjust according to different heights of people and ensure their comfort, the vertical adjustment bearing device used in the present invention includes a mounting base connected to a mobile base, and a vertical column 3 and a fixed support column 4 are arranged on the mounting base. Specifically, a vertical screw 5 is arranged in the vertical column 3, and a guide column 6 is connected to the vertical screw 5. A height adjustment component is arranged at a corresponding position of the guide column 6 located at the top of the vertical screw 5. In addition, a movable column 7 is sleeved on the fixed support column 4, and the top of the movable column 7 is connected to the lateral adjustment device, which plays a necessary auxiliary guide when the height is adjusted. At the same time, the height adjustment component includes a bearing plate 17, which is connected to the movable column 7, and a height adjustment worm 30 is arranged on the bearing plate 17, and the height adjustment worm 30 is meshed with the top of the vertical screw 5. In this way, during use, the auxiliary adjustment component can be connected to the height adjustment worm 30, and the height adjustment is achieved by rotating the height adjustment worm 30. Of course, in order to improve the effective bearing capacity, the fixed support column 4 and the movable column 7 are rectangular columns, and the vertical column 3 and the guide column 6 are cylindrical columns.

[0051] At the same time, in order to facilitate the storage of the auxiliary adjustment components and to facilitate the storage of items during use, the load-bearing table top 8 is wrapped with a plate body, and a sinking groove is provided on the plate body. In this way, when in a non-adjustment state, the auxiliary adjustment component is placed in the sinking groove, and a protective cover 9 is provided on the sinking groove. In this way, the auxiliary adjustment component can be effectively stored. In addition, a clamp 31 is provided at the bottom of the plate body, and the clamp 31 is movably connected to the lateral adjustment device. In this way, when the load-bearing table top 8 is needed, it can play a stable loading role, and when it is not needed, the load-bearing table top 8 can be easily removed.

[0052] In view of the actual implementation, in order to realize the convenient lateral spacing adjustment, the lateral adjustment device adopted by the present invention includes a gear box 10, which is connected to one side of the vertical adjustment bearing device or the bottom of the bearing table 8. In addition, a meshing bevel gear 11 is movably arranged in the gear box 10, and a spacing adjustment hole 12 is arranged at the position of the gear box 10 corresponding to the meshing bevel gear 11. In this way, the spacing adjustment hole 12 can be inserted into the auxiliary adjustment component for adjustment. Specifically, in order to have a better carrying capacity and meet the stable riding of the personnel after the adjustment is completed, the left end adjustment rod includes a left end rod 13, a threaded connecting rod 14 is inserted in the left end rod 13, the tail end of the threaded connecting rod 14 is meshed with the meshing bevel gear 11, and the head end of the threaded connecting rod 14 is connected to the left extension rod 15. Correspondingly, the right end adjustment rod includes a right end rod 16, a threaded connecting rod 14 is inserted in the right end rod 16, the tail end of the threaded connecting rod 14 is meshed with the meshing bevel gear 11, and the head end of the threaded connecting rod 14 is connected to the right extension rod 18. At the same time, in order to have a stable load-bearing capacity, the lateral adjustment device also includes a lateral load-bearing rod 19, which is connected to one side of the vertical adjustment load-bearing device or the bottom of the load-bearing table 8, and the left and right ends of the lateral load-bearing rod 19 are movably connected with a lateral extension rod 20.

[0053] Furthermore, in consideration of the better hand comfort of the passengers during the ride, the selected left armrest assembly and right armrest assembly both include an armrest bearing rod 21, on which an armrest seat 22 is mounted, and a cushion is arranged on the armrest seat 22. Meanwhile, in consideration of the comfort and stability of the ride, the adopted left and right separated riding assemblies both include a connecting support rod 23, on which a riding board 24 is arranged, and a cushion is arranged on the riding board 24. Furthermore, corresponding limit grooves can be provided on the left extension rod 15 and the right extension rod 18 to ensure the load-bearing stability of the armrest bearing rod 21 during use.

[0054] Looking further, in order to facilitate people to lean on, the leaning component includes a rotating rod 25 connected to the left end adjustment rod, a backrest 26 is connected to the rotating rod 25, a locking rod 27 is provided on the backrest 26, and a locking groove 28 is provided at the corresponding position of the right end adjustment rod. Alternatively, the leaning component includes a rotating rod 25 connected to the right end adjustment rod, a backrest 26 is connected to the rotating rod 25, a locking rod 27 is provided on the backrest 26, and a locking groove 28 is provided at the corresponding position of the left end adjustment rod. In this way, when in the unfolded state of use, the locking rod 27 is embedded in the locking groove 28. In addition, other locking mechanisms can be added to ensure that the locking rod 27 will not be loosened due to improper external forces during use, which will not be repeated here.

[0055] Of course, considering the convenience of actual operation, the auxiliary adjustment component used in the present invention is a Z-shaped screw, one end of the Z-shaped screw is provided with a thread head, and the other end of the Z-shaped screw is provided with a rotating handle.

[0056] The working principle of the present invention is as follows:

[0057] During the waiting period for the use function, a load spacing is provided between the left-side separated sitting component and the right-side separated sitting component, which is usually wide enough to accommodate the hips of an adult. When the person is waiting to sit on the bedside or on the seat, the sitting board 24 is pushed toward the person. Afterwards, the stored auxiliary adjustment component is taken out, inserted into the spacing adjustment hole 12, and rotation adjustment is performed. As a result, the left and right sitting boards 24 move closer to the middle, gradually lifting the hips of the person for load bearing. During this period, the left armrest assembly and the right armrest assembly also move closer synchronously, making it convenient for the person to place their hands for support. Then, close the support assembly and lock it for the person to sit safely. In addition, the height adjustment of the sitting can be achieved by inserting the auxiliary adjustment assembly into the height adjustment hole, and the height of the person can be adjusted to improve comfort according to the height of the person.

[0058] Finally, the personnel can be smoothly transferred from the bedside or the chair to the present invention, which is convenient for transfer and plays a similar role as a wheelchair. During use, when some items need to be placed for dining, washing, etc., the corresponding items can be placed on the load-bearing desktop 8.

[0059] Moreover, the split sitting board can be directly connected to the toilet, making it convenient to use the toilet.

[0060] When it is necessary to transfer a person from the present invention to a seat or a bed, the reverse operation can be performed, which will not be described in detail here.

[0061] It can be seen from the above textual description and the accompanying drawings that the present invention has the following advantages:

[0062] 1. The mobile base is used to facilitate the convenient movement of people.

[0063] 2. It is equipped with a load-bearing desktop, which can meet the temporary placement of various items and improve the convenience of use.

[0064] 3. An armrest assembly is provided to facilitate the placement of the arms of passengers during riding.

[0065] 4. The spacing between the left-side separated riding component and the right-side separated riding component is adjustable, which can realize convenient personnel transfer, reduce support or moving, and improve comfort and convenience.

[0066] 5. The height can be adjusted to meet the needs of personnel for corresponding adjustments to the riding height in different usage environments, achieving smooth movement and docking, and the height can be adjusted in real time without preset.

[0067] 6. The auxiliary adjustment components are easy to store, do not take up space, and are easy to access.

[0068] In addition, the indicated orientations or positional relationships described in the present invention are all based on the orientations or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or structure referred to must have a specific orientation or be operated with a specific orientation structure. Therefore, they cannot be understood as limitations on the present invention.

[0069] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "setting" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two components or the interaction relationship between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances. And it can be directly on another component or indirectly on the other component. When a component is referred to as being "connected to" another component, it can be directly connected to the other component or indirectly connected to the other component.

[0070] It should be understood that the orientation or position relationship indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0071] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principles of the present invention, and these improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. An adjustable nursing chair, comprising a nursing chair body, wherein the nursing chair body is provided with a movable base, characterized in that: The movable base is provided with a vertical adjustment bearing device, a bearing table is movably provided on the vertical adjustment bearing device, a lateral adjustment device is provided at the upper end of the vertical adjustment bearing device, a left armrest assembly and a left separated sitting assembly are provided on the left side of the lateral adjustment device, a right armrest assembly and a right separated sitting assembly are provided on the right side of the lateral adjustment device, a leaning assembly is also provided on the left end adjustment rod or the right end adjustment rod, and an auxiliary adjustment assembly is provided on the nursing chair body; The vertical adjustment bearing device includes a mounting base connected to the mobile base, a vertical column and a fixed support column are arranged on the mounting base, a vertical screw is arranged in the vertical column, a guide column is connected to the vertical screw, a height adjustment component is arranged at a corresponding position of the guide column located at the top of the vertical screw, a movable column is sleeved on the fixed support column, the height adjustment component includes a bearing plate, the bearing plate is connected to the movable column, a height adjustment worm is arranged on the bearing plate, the height adjustment worm is meshed with the top of the vertical screw, and the top of the movable column is connected to the lateral adjustment device; The lateral adjustment device includes a gear box, which is connected to one side of the vertical adjustment bearing device, and a meshing bevel gear is movably arranged in the gear box. The left-end adjusting rod includes a left-end rod, a threaded connecting rod is passed through the left-end rod, and the tail end of the threaded connecting rod is meshed with the meshing bevel gear, and the head end of the threaded connecting rod is connected to the left extension rod. The right-end adjusting rod includes a right-end rod, a threaded connecting rod is passed through the right-end rod, and the tail end of the threaded connecting rod is meshed with the meshing bevel gear, and the head end of the threaded connecting rod is connected to the right extension rod. The lateral adjustment device also includes a lateral bearing rod, which is connected to one side of the vertical adjustment bearing device or the bottom of the bearing desktop, and the left and right ends of the lateral bearing rod are movably connected with the lateral extension rod; The left-side separated riding component and the right-side separated riding component both include a connecting support rod, a riding board is arranged on the connecting support rod, and a soft cushion is arranged on the riding board; The auxiliary adjustment component is a Z-shaped screw rod, one end of the Z-shaped screw rod is provided with a thread head, and the other end of the Z-shaped screw rod is provided with a rotating handle.

2. The adjustable nursing chair according to claim 1, characterized in that: The mobile base comprises an H-shaped base, a universal wheel is connected to the H-shaped base, a brake assembly is arranged on the universal wheel, and a pedal is arranged at the bottom of the vertical adjustment bearing device.

3. The adjustable nursing chair according to claim 1, characterized in that: The supporting table top is wrapped with a board body, a sinking groove is arranged on the board body, when in a non-adjustment state, the auxiliary adjustment component is placed in the sinking groove, a protective cover is arranged on the sinking groove, a clamp is arranged at the bottom of the board body, and the clamp is movably connected with the lateral adjustment device.

4. The adjustable nursing chair according to claim 1, characterized in that: The left armrest assembly and the right armrest assembly both include an armrest bearing rod, an armrest seat is installed on the armrest bearing rod, and a cushion is arranged on the armrest seat.

5. The adjustable nursing chair according to claim 1, characterized in that: The leaning component includes a rotating rod connected to the left-end adjusting rod, the rotating rod is connected to a backrest, the backrest is provided with a locking rod, and a locking groove is provided at a corresponding position of the right-end adjusting rod; or, the leaning component includes a rotating rod connected to the right-end adjusting rod, the rotating rod is connected to a backrest, the backrest is provided with a locking rod, and a locking groove is provided at a corresponding position of the left-end adjusting rod; when in the unfolded state of use, the locking rod is embedded in the locking groove.

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