Height-adjustable nursing mattress structure

Abstract

According to the height-adjustable nursing mattress structure, bed leg assemblies are detachably connected to the periphery and the middle of the lower portion of a bottom plate frame, one end of a telescopic rod is detachably connected with the lower portion of the bottom plate frame, and the other end of the telescopic rod is connected with a containing cavity of a supporting rod in a sleeved mode and then sequentially penetrates through a locking opening and a height adjusting opening through a pin to be fixedly connected. When the mattress structure is matched with an existing bed, the height of the mattress structure can be vertically adjusted through the bed leg assemblies according to requirements, and when the mattress structure cannot be matched with the existing bed, the mattress structure can be matched with the bottom plate frame through the bed leg assemblies to form a flexibly-adjusted nursing bed, so that multiple requirements are met; the auxiliary leveling mechanism is arranged for auxiliary leveling, the stability and safety of the mattress structure are improved, meanwhile, the center lines of the bottom plate frame, the back plate, the first driving device and the first lifting arm assembly are located on the same horizontal line, the back plate can be evenly stressed and synchronously ascend and descend, and the lifting work efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical care, and more specifically to a height-adjustable nursing mattress structure. Background Art

[0002] Currently, for bed-ridden care and long-term bed rest to prevent bedsores, there are only manual hand-cranked or electric-controlled nursing beds on the market, which are equipped with special functional mattresses. This is very inconvenient. To address this defect, a multifunctional nursing mattress (publication number: CN215533113U) was designed, which combines the frame with the bed surface. The bed surface is a special cushioned structure that can be used for lying, sitting, or lying. However, during use, the mattress still needs to be used in conjunction with the bed, and there is still a risk that the bed and mattress structure do not match. In addition, the mattress structure and the bed are generally fixed structures, which cannot meet the needs of vertical height adjustment during use, and the convenience of use is low.

[0003] Publication number: CN215533113U, an adjustable folding mattress, the utility model proposes an adjustable folding mattress, which is formed by dividing a bottom frame into two parts, including a first bottom frame and a second bottom frame, the lower end outer surfaces of the first bottom frame and the second bottom frame are connected by a connecting hinge, and the mattress is folded at the connecting hinge.

[0004] In view of this, the utility model provides a nursing mattress structure which can adjust the vertical height and has a simple structure. Utility Model Content

[0005] In view of this, in order to solve the problem that the existing mattress structure has a low matching degree with the existing bed and cannot be flexibly adjusted, the utility model proposes an adjustable height nursing mattress structure, through which a bed leg assembly 10 is detachably connected to the four sides and the middle of the bottom frame, the bed leg assembly 10 includes a telescopic rod 11 and a support rod 12, and a plurality of height adjustment openings 13 are arranged at intervals on the outer wall of the telescopic rod 11, and a receiving chamber is arranged inside the support rod 12, and a locking opening 14 is arranged on the side of the receiving chamber, one end of the telescopic rod 11 is detachably connected to the bottom of the bottom frame, and the other end of the telescopic rod 11 is connected to the receiving chamber of the support rod 12 after being sleeved. The pins are passed through the locking opening 14 and the height-adjusting opening 13 in sequence to be fixedly connected. When the mattress structure matches the existing bed, it can be vertically adjusted through the bed leg assembly as needed. When the mattress cannot match the existing bed, the bed leg assembly 10 can be combined with the base frame to form a flexibly adjustable nursing bed to meet multiple needs. An auxiliary leveling mechanism 15 is provided for auxiliary leveling to improve the stability and safety of the mattress structure. At the same time, the center lines of the base frame, the back plate 1, the first drive device 3, and the first lifting arm assembly 4 are on the same horizontal line, so that the back plate 1 can be evenly stressed and raised and lowered synchronously, thereby improving the lifting efficiency.

[0006] A height-adjustable nursing mattress structure, comprising a bottom frame, a backboard 1, a footboard 2, a first driving device 3, a first lifting arm assembly 4, a second driving device 5, a second lifting arm assembly 6, a bed leg assembly 10, and a seat plate 18. The bottom frame is provided with a backboard 1, a seat plate 18, and a footboard 2 from left to right in sequence. The bottom frame is provided with a first driving device 3 near the backboard 1. One end of the first driving device 3 is hingedly connected to the bottom frame. The other end of the first driving device 3 is provided with a first lifting arm assembly 4. The end of the first lifting arm assembly 4 away from the first driving device 3 is correspondingly pressed against the backboard 1. The bottom frame is provided with a second driving device 5 near the footboard 2. One end of the second driving device 5 is hingedly connected to the bottom frame. Then, the other end of the second driving device 5 is provided with a second lifting arm assembly 6, and the second lifting arm assembly 6 is in contact with the footboard 2 at the end away from the second driving device 5, and is characterized in that: a bed leg assembly 10 is detachably connected to the surrounding and middle parts of the bottom of the base frame, and the bed leg assembly 10 includes a telescopic rod 11 and a support rod 12. A plurality of height adjustment openings 13 are arranged at intervals on the outer wall of the telescopic rod 11, and a accommodating chamber is arranged inside the support rod 12, and a locking opening 14 is arranged on the side of the accommodating chamber. One end of the telescopic rod 11 is detachably connected to the bottom of the base frame, and the other end of the telescopic rod 11 is sleeved with the accommodating chamber of the support rod 12 and is fixedly connected by pins passing through the locking opening 14 and the height adjustment opening 13 in sequence.

[0007] Furthermore, an auxiliary leveling mechanism 15 is provided at the bottom of the support rod 12, and the auxiliary leveling mechanism 15 is used for fine-tuning and auxiliary leveling of the base frame. The auxiliary leveling mechanism 15 includes an adjusting screw 16 and a gasket 17. An adjusting screw 16 is provided at the bottom of the support rod 12, and the top of the adjusting screw 16 is threadedly connected to the bottom of the support rod 12, and a gasket 17 is provided at the bottom of the adjusting screw 16.

[0008] Furthermore, the gasket 17 is made of one of silicone, rubber, and stainless steel, and silicone or rubber is more preferred, so as to achieve the effect of wear resistance and anti-slip.

[0009] In some embodiments, center lines of the base frame, the back plate 1, the first driving device 3, and the first lifting arm assembly 4 are on the same horizontal line.

[0010] In some embodiments, the first driving device 3 includes a first driving motor 31 and a first driving push rod 32. One end of the first driving motor 31 is hingedly connected to the base frame, and the other end of the first driving motor 31 is provided with a first driving push rod 32. The first driving motor 31 is connected to the first lifting arm assembly 4 through the first driving push rod 32.

[0011] Furthermore, the base frame includes a first base frame 7 and a second base frame 8. The second base frame 8 is provided on the side of the first base frame 7. The first base frame 7 and the second base frame 8 are connected by multiple hinges 9, and the multiple hinges 9 are arranged at intervals. The first base frame 7 includes a first base frame body 71, a first vertical rod 72, and a first cross rod 73. A first vertical rod 72 is provided in the middle of the first base frame body 71, and two first cross rods 73 are provided in parallel at intervals at the first vertical rod 72 away from the second base frame 8, and each first cross rod 73 is provided with an installation shaft opening 74.

[0012] In some embodiments, the first lifting arm assembly 4 includes a first pushing arm 41, a first rotating shaft 42, and a first rotating support arm 43. The first driving push rod 32 is provided with a first pushing arm 41 at the end away from the first driving device 3. The first rotating shaft 42 is vertically provided on the side of the first pushing arm 41. The two ends of the first rotating shaft 42 are respectively connected to the corresponding mounting rotating shaft openings 74. The left and right ends above the first rotating shaft 42 are provided with first rotating support arms 43. Each rotating support arm is correspondingly abutted against the back plate 1. When the first driving motor 31 drives the first driving push rod 32 to move, the first driving push rod 32 drives the first pushing arm 41, and the first pushing arm 41 then drives the first rotating shaft 42 to rotate. The first rotating shaft 42 drives the two first rotating support arms 43 above to rotate, and the first rotating support arms 43 push the back plate 1 to rise and fall.

[0013] In some embodiments, sliding grooves are provided on both sides of the left and right sides of the surface of the back plate 1 close to the base frame, and the sliding grooves are used to guide and position the movement of the first lifting arm assembly 4.

[0014] Furthermore, a first rolling wheel 44 is provided at the end of each first rotating arm 43. The first rolling wheel 44 is used to assist the first rotating arm 43 in pushing the back plate 1 and to prevent the back plate 1 from being separated from the base frame during lifting and lowering, thereby playing a buffering role and avoiding pinching of hands. Each first rolling wheel 44 matches and corresponds to each sliding groove.

[0015] Furthermore, the first rolling wheel 44 is made of hard plastic or rubber to resist wear and reduce friction.

[0016] In some embodiments, the center lines of the base frame, the foot plate 2, the second drive device 5, and the second lifting arm assembly 6 are on the same horizontal line.

[0017] Beneficial effects of the utility model: The utility model proposes an adjustable height nursing mattress structure, which is detachably connected to a bed leg assembly 10 at the four sides and the middle of the bottom plate frame, the bed leg assembly 10 includes a telescopic rod 11 and a support rod 12, a plurality of height adjustment openings 13 are arranged at intervals on the outer wall of the telescopic rod 11, a receiving chamber is arranged inside the support rod 12, and a locking opening 14 is arranged on the side of the receiving chamber, one end of the telescopic rod 11 is detachably connected to the bottom of the bottom plate frame, and the other end of the telescopic rod 11 is sleeved with the receiving chamber of the support rod 12 and then passes through the locking openings 14 in sequence through pins. , the height-adjusting opening 13 is fixedly connected. When the mattress structure matches the existing bed, it can be vertically adjusted through the bed leg assembly as needed. When the mattress cannot match the existing bed, the bed leg assembly 10 can be combined with the base frame to form a flexibly adjustable nursing bed to meet multiple needs. An auxiliary leveling mechanism 15 is provided for auxiliary leveling to improve the stability and safety of the mattress structure. At the same time, the center lines of the base frame, the back plate 1, the first drive device 3, and the first lifting arm assembly 4 are on the same horizontal line, so that the back plate 1 can be evenly stressed and raised and lowered synchronously, thereby improving the lifting efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the top view of the height-adjustable nursing mattress structure of the present invention.

[0019] Figure 2 It is a side structural schematic diagram of the height-adjustable nursing mattress structure of the present utility model.

[0020] Figure 3 It is a side structural schematic diagram of the working state of the height-adjustable nursing mattress structure of the utility model.

[0021] Figure 4 It is a structural schematic diagram of the connection between the first bottom plate frame and the second bottom plate frame of the height-adjustable nursing mattress structure of the utility model.

[0022] Figure 5 The utility model is a schematic structural diagram of the back plate of the height-adjustable nursing mattress structure.

[0023] Figure 6 The utility model is a schematic diagram of the structure of the foot plate of the height-adjustable nursing mattress structure.

[0024] Main component symbols

[0025]

[0026]

[0027] The following specific implementation manner will further illustrate the present utility model in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION

[0028] The following examples are described to assist the understanding of the present application, and the examples are not and should not be interpreted in any way as limiting the scope of protection of the present application.

[0029] In the following description, those skilled in the art will recognize that throughout this discussion, components may be described as separate functional units (which may include sub-units), but those skilled in the art will recognize that various components or portions thereof may be divided into separate components or may be integrated together (including within a single system or component).

[0030] At the same time, the connections between components or systems are not intended to be limited to direct connections, rather, the data between these components may be modified, reformatted, or otherwise changed by intermediate components. In addition, additional or fewer connections may be used. It should also be noted that the terms "coupled," "connected," or "input" should be understood to include direct connections, indirect connections through one or more intermediate devices, and wireless connections.

[0031] Embodiment 1:

[0032] like Figure 1 As shown in FIG. 1 , it is a schematic diagram of the top view of the height-adjustable nursing mattress structure of the present invention; Figure 2 As shown in FIG. 1 , it is a schematic diagram of the side view of the height-adjustable nursing mattress structure of the present invention; Figure 3 As shown, it is a side view structural schematic diagram of the working state of the adjustable height nursing mattress structure of the utility model; Figure 4 As shown in FIG. 1 , it is a schematic structural diagram of the first bottom plate frame and the second bottom plate frame of the adjustable height nursing mattress structure of the utility model; Figure 5 As shown in FIG. 1 , it is a schematic diagram of the structure of the back plate of the height-adjustable nursing mattress structure of the present invention; Figure 6 The figure is a schematic diagram of the structure of the footboard of the height-adjustable nursing mattress structure of the present invention.

[0033] A height-adjustable nursing mattress structure, comprising a bottom frame, a backboard 1, a footboard 2, a first driving device 3, a first lifting arm assembly 4, a second driving device 5, a second lifting arm assembly 6, a bed leg assembly 10, and a seat plate 18. The bottom frame is provided with a backboard 1, a seat plate 18, and a footboard 2 from left to right in sequence. The bottom frame is provided with a first driving device 3 near the backboard 1. One end of the first driving device 3 is hingedly connected to the bottom frame. The other end of the first driving device 3 is provided with a first lifting arm assembly 4. The end of the first lifting arm assembly 4 away from the first driving device 3 is correspondingly pressed against the backboard 1. The bottom frame is provided with a second driving device 5 near the footboard 2. One end of the second driving device 5 is hingedly connected to the bottom frame. Then, the other end of the second driving device 5 is provided with a second lifting arm assembly 6, and the second lifting arm assembly 6 is in contact with the footboard 2 at the end away from the second driving device 5, and is characterized in that: a bed leg assembly 10 is detachably connected to the surrounding and middle parts of the bottom of the base frame, and the bed leg assembly 10 includes a telescopic rod 11 and a support rod 12. A plurality of height adjustment openings 13 are arranged at intervals on the outer wall of the telescopic rod 11, and a accommodating chamber is arranged inside the support rod 12, and a locking opening 14 is arranged on the side of the accommodating chamber. One end of the telescopic rod 11 is detachably connected to the bottom of the base frame, and the other end of the telescopic rod 11 is sleeved with the accommodating chamber of the support rod 12 and is fixedly connected by pins passing through the locking opening 14 and the height adjustment opening 13 in sequence.

[0034] Furthermore, an auxiliary leveling mechanism 15 is provided at the bottom of the support rod 12, and the auxiliary leveling mechanism 15 is used for fine-tuning and auxiliary leveling of the base frame. The auxiliary leveling mechanism 15 includes an adjusting screw 16 and a gasket 17. An adjusting screw 16 is provided at the bottom of the support rod 12, and the top of the adjusting screw 16 is threadedly connected to the bottom of the support rod 12, and a gasket 17 is provided at the bottom of the adjusting screw 16.

[0035] The gasket 17 is made of one of silicone, rubber and stainless steel, and silicone or rubber is more preferred, so as to be wear-resistant and anti-slip.

[0036] The center lines of the base frame, the back plate 1, the first driving device 3, and the first lifting arm assembly 4 are on the same horizontal line.

[0037] The first driving device 3 includes a first driving motor 31 and a first driving push rod 32. One end of the first driving motor 31 is hingedly connected to the base frame, and the other end of the first driving motor 31 is provided with a first driving push rod 32. The first driving motor 31 is connected to the first lifting arm assembly 4 through the first driving push rod 32.

[0038] The base frame includes a first base frame 7 and a second base frame 8. The second base frame 8 is provided on the side of the first base frame 7. The first base frame 7 and the second base frame 8 are connected by a plurality of hinges 9, and the plurality of hinges 9 are arranged at intervals. The first base frame 7 includes a first base frame body 71, a first vertical rod 72, and a first cross rod 73. A first vertical rod 72 is provided in the middle of the first base frame body 71, and two first cross rods 73 are provided in parallel at intervals at the first vertical rod 72 away from the second base frame 8, and each first cross rod 73 is provided with an installation shaft opening 74.

[0039] The first lifting arm assembly 4 includes a first pushing arm 41, a first rotating shaft 42, and a first rotating support arm 43. The first driving push rod 32 is provided with a first pushing arm 41 at the end away from the first driving device 3. The first rotating shaft 42 is vertically provided on the side of the first pushing arm 41. The two ends of the first rotating shaft 42 are respectively connected to the corresponding mounting rotating shaft openings 74. The left and right ends above the first rotating shaft 42 are provided with first rotating support arms 43. Each rotating support arm is correspondingly abutted against the back plate 1. When the first driving motor 31 drives the first driving push rod 32 to move, the first driving push rod 32 drives the first pushing arm 41, and the first pushing arm 41 then drives the first rotating shaft 42 to rotate. The first rotating shaft 42 drives the two first rotating support arms 43 above to rotate, and the first rotating support arms 43 push the back plate 1 to rise and fall.

[0040] The left and right sides of the back plate 1 close to the bottom plate frame are provided with sliding grooves, and the sliding grooves are used to guide and position the movement of the first lifting arm assembly 4.

[0041] A first rolling wheel 44 is provided at the end of each first rotating arm 43. The first rolling wheel 44 is used to assist the first rotating arm 43 in pushing the back plate 1 and to prevent the back plate 1 from separating from the base frame during lifting and lowering, thereby playing a buffering role and avoiding pinching of hands. Each first rolling wheel 44 matches and corresponds to each sliding groove.

[0042] The first rolling wheel 44 is made of hard plastic or rubber to resist wear and reduce friction.

[0043] The center lines of the base frame, the foot plate 2, the second driving device 5, and the second lifting arm assembly 6 are on the same horizontal line.

[0044] Beneficial effects of the utility model: The utility model proposes an adjustable height nursing mattress structure, which is detachably connected to a bed leg assembly 10 at the four sides and the middle of the bottom plate frame, the bed leg assembly 10 includes a telescopic rod 11 and a support rod 12, a plurality of height adjustment openings 13 are arranged at intervals on the outer wall of the telescopic rod 11, a receiving chamber is arranged inside the support rod 12, and a locking opening 14 is arranged on the side of the receiving chamber, one end of the telescopic rod 11 is detachably connected to the bottom of the bottom plate frame, and the other end of the telescopic rod 11 is sleeved with the receiving chamber of the support rod 12 and then passes through the locking openings 14 in sequence through pins. , the height-adjusting opening 13 is fixedly connected. When the mattress structure matches the existing bed, it can be vertically adjusted through the bed leg assembly as needed. When the mattress cannot match the existing bed, the bed leg assembly 10 can be combined with the base frame to form a flexibly adjustable nursing bed to meet multiple needs. An auxiliary leveling mechanism 15 is provided for auxiliary leveling to improve the stability and safety of the mattress structure. At the same time, the center lines of the base frame, the back plate 1, the first drive device 3, and the first lifting arm assembly 4 are on the same horizontal line, so that the back plate 1 can be evenly stressed and raised and lowered synchronously, thereby improving the lifting efficiency.

[0045] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A height-adjustable nursing mattress structure, comprising a base frame, a back plate (1), a foot plate (2), a first driving device (3), a first lifting arm assembly (4), a second driving device (5), a second lifting arm assembly (6), a bed leg assembly (10), and a seat plate (18), wherein the back plate (1), the seat plate (18), and the foot plate (2) are arranged in sequence from left to right above the base frame, and the first driving device (3) is arranged near the back plate (1) of the base frame, and one end of the first driving device (3) is hingedly connected to the base frame, A first lifting arm assembly (4) is provided at the other end of the first driving device (3), and the end of the first lifting arm assembly (4) away from the first driving device (3) is in contact with the back plate (1), a second driving device (5) is provided at the bottom plate frame near the foot plate (2), one end of the second driving device (5) is hingedly connected to the bottom plate frame, and a second lifting arm assembly (6) is provided at the other end of the second driving device (5), and the end of the second lifting arm assembly (6) away from the second driving device (5) is in contact with the foot plate (2), characterized in that: A bed leg assembly (10) is detachably connected to the four sides and the middle of the bottom of the base frame, and the bed leg assembly (10) comprises a telescopic rod (11) and a support rod (12). The outer wall of the telescopic rod (11) is provided with a plurality of height adjustment openings (13) at intervals, and the support rod (12) is provided with a receiving chamber inside, and a locking opening (14) is provided on the side of the receiving chamber. One end of the telescopic rod (11) is detachably connected to the bottom of the base frame, and the other end of the telescopic rod (11) is sleeved with the receiving chamber of the support rod (12) and then fixedly connected by a pin that passes through the locking opening (14) and the height adjustment opening (13) in sequence.

2. The height-adjustable nursing mattress structure according to claim 1, characterized in that: The bottom of the support rod (12) is also provided with an auxiliary leveling mechanism (15), which is used for fine-tuning and auxiliary leveling of the base frame. The auxiliary leveling mechanism (15) comprises an adjusting screw (16) and a gasket (17). The bottom of the support rod (12) is provided with an adjusting screw (16), the top of the adjusting screw (16) is threadedly connected to the bottom of the support rod (12), and the bottom of the adjusting screw (16) is provided with a gasket (17).

3. The height-adjustable nursing mattress structure according to claim 2, characterized in that: The gasket (17) is made of one of silica gel, rubber and stainless steel.

4. The height-adjustable nursing mattress structure according to claim 1, characterized in that: The center lines of the base frame, the back plate (1), the first drive device (3) and the first lifting arm assembly (4) are on the same horizontal line.

5. The height-adjustable nursing mattress structure according to claim 1, characterized in that: The first driving device (3) comprises a first driving motor (31) and a first driving push rod (32); one end of the first driving motor (31) is hingedly connected to the base frame; the other end of the first driving motor (31) is provided with a first driving push rod (32); the first driving motor (31) is connected to the first lifting arm assembly (4) via the first driving push rod (32).

6. The height-adjustable nursing mattress structure according to claim 1, characterized in that: The base frame comprises a first base frame (7) and a second base frame (8); the second base frame (8) is arranged on the side of the first base frame (7); the first base frame (7) and the second base frame (8) are connected by a plurality of hinges (9); the plurality of hinges (9) are arranged at intervals; the first base frame (7) comprises a first base frame body (71), a first vertical rod (72), and a first cross rod (73); a first vertical rod (72) is arranged in the middle of the first base frame body (71); two first cross rods (73) are arranged in parallel at intervals at the first vertical rod (72) away from the second base frame (8); each first cross rod (73) is provided with a mounting shaft opening (74).

7. The height-adjustable nursing mattress structure according to claim 1, characterized in that: The first lifting arm assembly (4) comprises a first push arm (41), a first rotating shaft (42), and a first rotating support arm (43). The first driving push rod (32) is provided with a first push arm (41) at the end away from the first driving device (3). The first rotating shaft (42) is vertically provided on the side of the first push arm (41). The two ends of the first rotating shaft (42) are respectively connected to the corresponding mounting rotating shaft openings (74). The left and right ends above the first rotating shaft (42) are provided with first rotating support arms (43). Each rotating support arm is correspondingly abutted against the back plate (1). When the first driving motor (31) drives the first driving push rod (32) to move, the first driving push rod (32) drives the first push arm (41), and the first push arm (41) further drives the first rotating shaft (42) to rotate. The first rotating shaft (42) drives the two first rotating support arms (43) above to rotate, and the first rotating support arms (43) push the back plate (1) to rise and fall.

8. The height-adjustable nursing mattress structure according to claim 1, characterized in that: The left and right sides of the back plate (1) close to the bottom plate frame are provided with sliding grooves, and the sliding grooves are used to guide and position the movement of the first lifting arm assembly (4).

9. The height-adjustable nursing mattress structure according to claim 7, characterized in that: A first rolling wheel (44) is provided at the end of each first rotating arm (43). The first rolling wheel (44) is used to assist the first rotating arm (43) in pushing the back plate (1) and to prevent the back plate (1) from separating from the base frame during lifting and lowering, thereby playing a buffering role and avoiding pinching of hands. Each first rolling wheel (44) matches and corresponds to each sliding groove. The center lines of the base frame, the foot plate (2), the second driving device (5) and the second lifting arm assembly (6) are on the same horizontal line.

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