Nursing bed body rotating mechanism and nursing bed

Abstract

The invention relates to the technical field of nursing beds, in particular to a nursing bed body rotating mechanism and a nursing bed. The nursing bed body rotating mechanism comprises a bed body beam, a bearing sleeve is arranged on the bed body beam, a rotating shaft is arranged in the bearing sleeve, the upper end of the rotating shaft is connected with a hip bed board, and a bracket is fixed to the lower end of the rotating shaft; a first telescopic driving piece and a second telescopic driving piece are arranged above the bracket, one end of the first telescopic driving piece is rotationally connected with the bracket, the other end of the first telescopic driving piece is rotationally connected with the back bed board, one end of the second telescopic driving piece is rotationally connected with the bracket, and the other end of the second telescopic driving piece is rotationally connected with the leg bed board; the leg bed board and the back bed board are located on the two sides of the hip bed board respectively and rotationally connected with the hip bed board. The lathe bed rotating mechanism is simple and stable in structure, the whole lathe bed rotating mechanism is convenient to control, and the machining cost can be effectively reduced; meanwhile, under the condition that the bed body of the nursing bed does not rotate, the patient or the patient can sit up, and the function of the nursing bed is expanded.

Description

Technical Field

[0001] The present invention relates to the technical field of nursing beds, and in particular to a nursing bed body rotating mechanism and a nursing bed. Background Art

[0002] A nursing bed is a special bed provided for patients with limited mobility or the elderly. Some of the current nursing beds have a bed rotation function, which is convenient for users to get in and out of bed. For example, in the prior art, the invention patent with application number 201811653435.0 and the invention patent with application number 202111429348.9, the nursing beds in the above patents all have a bed rotation function, but the bed rotation structure in the above patents is relatively complicated, resulting in a higher processing cost. Secondly, the nursing bed has a large weight, which is not conducive to transportation. Summary of the invention

[0003] Based on the above problems, the purpose of the present invention is to provide a nursing bed body rotation mechanism and a nursing bed, and the present invention adopts the following technical solutions:

[0004] The present invention provides a nursing bed body rotation mechanism, comprising a bed body crossbeam, a bearing sleeve is arranged on the bed body crossbeam, a rotating shaft is arranged in the bearing sleeve, the upper end of the rotating shaft is connected to the hip bed board, a bracket is fixed to the lower end of the rotating shaft, a first telescopic driving member and a second telescopic driving member are arranged above the bracket, one end of the first telescopic driving member is rotatably connected to the bracket, and the other end is rotatably connected to the back bed board, one end of the second telescopic driving member is rotatably connected to the bracket, and the other end is rotatably connected to the leg bed board, the leg bed board and the back bed board are respectively located on both sides of the hip bed board, and are both rotatably connected to the hip bed board.

[0005] Preferably, it also includes a driving device for driving the rotating shaft to rotate.

[0006] Preferably, the driving device includes a driving arm fixed on the rotating shaft, a third telescopic driving member is provided on one side of the driving arm, one end of the third telescopic driving member is rotatably connected to the connecting seat, and the other end is rotatably connected to the driving arm.

[0007] Preferably, the driving device comprises a gear fixed on the rotating shaft, a rack is meshed on one side of the gear, and one end of the rack is connected to the telescopic end of the third telescopic driving member.

[0008] Preferably, a second support arm extending downward is provided on a side edge of the leg bed board close to the hip bed board, and the second support arm is rotatably connected to the telescopic end of the second telescopic driving member.

[0009] Preferably, a support rod is provided at the bottom of the back bed board, both ends of the support rod are fixed to the back bed board, and a first support arm extending downward is provided on the support rod, and the first support arm is rotatably connected to the telescopic end of the first telescopic driving member.

[0010] The present invention also provides a nursing bed, comprising the nursing bed body rotating mechanism as described above.

[0011] Preferably, it further comprises two bed frame longitudinal beams arranged side by side, both ends of the bed frame longitudinal beams are provided with movable lifting frames, the bottom of the movable lifting frames are provided with movable rollers, and the top of the movable lifting frames close to the side of the leg bed board is provided with an auxiliary lengthened bed board.

[0012] Preferably, the movable lifting frame includes two vertically arranged fixed legs, an upper cross beam of the legs is fixedly connected between the two fixed legs, a movable leg is movably connected to each of the fixed legs, the movable roller is provided at the lower end of each movable leg, a lower cross beam of the legs is fixedly connected between the two movable legs, a vertically arranged fourth telescopic driving member is provided between the lower cross beam of the legs and the upper cross beam of the legs, the upper end of the fourth telescopic driving member is connected to the upper cross beam of the legs, and the lower end is connected to the lower cross beam of the legs.

[0013] Preferably, the movable lifting frame is connected to the bed frame longitudinal beam through a longitudinal telescopic mechanism; the longitudinal telescopic mechanism includes a guide sliding longitudinal beam fixed on the fixed leg, the guide sliding longitudinal beam is inserted into the bed frame longitudinal beam, and the inner end of the guide sliding longitudinal beam is connected to the fifth telescopic driving member, and the fifth telescopic driving member is installed and fixed in the bed frame longitudinal beam.

[0014] Compared with the prior art, the beneficial technical effects of the present invention are:

[0015] The bed rotating mechanism of the present invention has a simple and stable structure, is easy to operate as a whole, and can effectively reduce processing costs; at the same time, the nursing bed of the present invention can enable the patient to sit up without rotating the bed, thereby expanding the function of the nursing bed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described below in conjunction with the accompanying drawings.

[0017] Figure 1 This is a schematic diagram of the structure of the nursing bed body rotating mechanism in the first embodiment of the present invention in a top view;

[0018] Figure 2 This is a schematic diagram of the structure of the nursing bed body rotating mechanism in the first embodiment of the present invention when viewed from above;

[0019] Figure 3This is a schematic diagram of the structure of the nursing bed body rotation mechanism in the left-side state in the first embodiment of the present invention;

[0020] Figure 4 This is a schematic diagram of the structure of the nursing bed body rotation mechanism in the first embodiment of the present invention when viewed from the right;

[0021] Figure 5 This is a schematic diagram of the structure of the driving device in the right side view in the first embodiment of the present invention;

[0022] Figure 6 This is a schematic diagram of the structure of the nursing bed body rotation mechanism in the second embodiment of the present invention when viewed from the right;

[0023] Figure 7 This is a schematic diagram of the structure of a nursing bed in Embodiment 3 of the present invention;

[0024] Figure 8 This is a schematic diagram of the structure of a nursing bed in Embodiment 4 of the present invention.

[0025] Explanation of the reference numerals in the accompanying drawings: 1. bed crossbeam; 2. bearing sleeve; 3. rotating shaft; 4. hip bed board; 5. bracket; 6. first telescopic driving member; 7. second telescopic driving member; 8. back bed board; 801. support rod; 802. first supporting arm; 9. leg bed board; 901. second supporting arm; 10. driving device; 1001. driving arm; 1002. third telescopic driving member; 1003. connecting seat; 1004. gear; 1005. rack; 11.; 12. bed frame longitudinal beam; 13. movable lifting frame; 1301. fixed leg; 1302. upper crossbeam of the supporting leg; 1303. movable leg; 1304. lower crossbeam of the supporting leg; 1305. fourth telescopic driving member; 14. movable roller; 15. auxiliary extension bed board; 16. longitudinal telescopic mechanism; 1601. guide longitudinal beam; 1602. fifth telescopic driving member. DETAILED DESCRIPTION

[0026] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0027] Embodiment 1

[0028] like Figures 1 to 5As shown, the present embodiment discloses a nursing bed body rotation mechanism, including a bed body crossbeam 1, a bearing sleeve 2 is arranged on the bed body crossbeam 1, a rotating shaft 3 is connected to the bearing sleeve 2 through a bearing assembly, the rotating shaft 3 is vertically arranged, the upper end of the rotating shaft 3 is fixed to the hip bed board 4, a bracket 5 is fixed to the lower end of the rotating shaft 3, a first telescopic driving member 6 and a second telescopic driving member 7 are arranged above the bracket 5, one end of the first telescopic driving member 6 is rotatably connected to the bracket 5, and the other end is rotatably connected to the back bed board 8, one end of the second telescopic driving member 7 is rotatably connected to the bracket 5, and the other end is rotatably connected to the leg bed board 9, the leg bed board 9 and the back bed board 8 are respectively located on both sides of the hip bed board 4, and both are rotatably connected to the hip bed board 4.

[0029] During operation, the bed crossbeam 1 and the bearing sleeve 2 are fixed, and the first telescopic driving component 6 drives the back bed board 8 to flip upward to realize the back-lifting action; at the same time, the second telescopic driving component 7 drives the leg bed board 9 to flip upward to realize the leg-lifting action, and then the rotating shaft 3 drives the buttocks bed board 4 and the bracket 5 to rotate 90° at the same time, and the second telescopic driving component 7 drives the leg bed board 9 to flip downward to realize the leg-dropping action.

[0030] In this embodiment, a driving device 10 is also included to drive the rotating shaft 3 to rotate.

[0031] like Figure 5 As shown, the driving device 10 includes a driving arm 1001 fixed on the rotating shaft 3, and a third telescopic driving member 1002 is provided on one side of the driving arm 1001. One end of the third telescopic driving member 1002 is rotatably connected to the connecting seat 1003, and the other end is rotatably connected to the driving arm 1001.

[0032] In this embodiment, a second support arm 901 extending downward is fixed on one side of the leg bed board 9 near the hip bed board 4, and the second support arm 901 is rotatably connected to the telescopic end of the second telescopic driving member 7. A support rod 801 is provided at the bottom of the back bed board 8, and both ends of the support rod 801 are fixed to the back bed board 8. A first support arm 802 extending downward is provided on the support rod 801, and the first support arm 802 is rotatably connected to the telescopic end of the first telescopic driving member 6.

[0033] It should be noted that the first telescopic driving member 6, the second telescopic driving member 7 and the third telescopic driving member 1002 are all electric push rods. The electric push rods are controlled by a controller, and the controller is electrically connected to the remote controller.

[0034] It should be noted that both the bed crossbeam 1 and the connecting seat 1003 can be fixed on the bed frame.

[0035] Embodiment 2

[0036] like Figure 6As shown, in this embodiment, the driving device 10 includes a gear 1004 fixed on the rotating shaft 3, a rack 1005 is meshed on one side of the gear 1004, and one end of the rack 1005 is connected to the telescopic end of the third telescopic driving member 1002. The third telescopic driving member 1002 is installed and fixed on the bed frame.

[0037] A rack guide block is provided on the back of the rack 1005 , and the rack 1005 is slidably matched with the rack guide block, and the rack guide block is fixed on the bed crossbeam 1 .

[0038] The rest of the structure in this embodiment is the same as that in the first embodiment.

[0039] Embodiment 3

[0040] Based on the nursing bed body rotating mechanism in the first or second embodiment, as Figure 7 As shown, a nursing bed is also proposed in this embodiment, which includes a bed frame, and the bed frame includes two bed frame longitudinal beams 12 arranged side by side, and movable lifting frames 13 are arranged at both ends of the bed frame longitudinal beams 12, and movable rollers 14 are arranged at the bottom of the movable lifting frames 13, wherein an auxiliary extended bed board 15 is arranged at the top of the movable lifting frame 13 on the side close to the leg bed board 9.

[0041] The movable lifting frame 13 includes two vertically arranged fixed legs 1301, a leg upper cross beam 1302 is fixedly connected between the two fixed legs 1301, a movable leg 1303 is movably connected to each fixed leg 1301, a movable roller 14 is arranged at the lower end of each movable leg 1303, a leg lower cross beam 1304 is fixedly connected between the two movable legs 1303, a vertically arranged fourth telescopic driving member 1305 is arranged between the leg lower cross beam 1304 and the leg upper cross beam 1302, the upper end of the fourth telescopic driving member 1305 is connected to the leg upper cross beam 1302, and the lower end is connected to the leg lower cross beam 1304. The fourth telescopic driving member 1305 can be an electric push rod.

[0042] In this embodiment, the fixed leg 1301 is fixed on the bed frame longitudinal beam 12.

[0043] In addition to the working state disclosed by the nursing bed body rotation mechanism in the first embodiment, another working state (working state 2) is provided in this embodiment. Specifically, the first telescopic driving member 6 drives the back bed board 8 to flip upward to realize the back-raising action; at the same time, the second telescopic driving member 7 drives the leg bed board 9 to flip downward to realize the leg-dropping action, so that the patient or patient can sit up. The bed frame is provided with an avoidance space corresponding to the position of the leg bed board 9, so that the leg bed board 9 will not interfere with the bed frame when flipping downward.

[0044] Embodiment 4

[0045] Based on the nursing bed disclosed in the third embodiment, in this embodiment, Figure 8 As shown, the movable lifting frame 13 is connected to the bed frame longitudinal beam 12 through the longitudinal telescopic mechanism 16; specifically, the longitudinal telescopic mechanism 16 includes a guide sliding longitudinal beam 1601 fixed on the fixed leg 1301, the guide sliding longitudinal beam 1601 is slidably inserted into the bed frame longitudinal beam 12, and the inner end of the guide sliding longitudinal beam 1601 is connected to the fifth telescopic driving member 1602, and the fifth telescopic driving member 1602 is installed and fixed in the bed frame longitudinal beam 12. An installation opening is opened on the bed frame longitudinal beam 12, and the fifth telescopic driving member 1602 is placed into the bed frame longitudinal beam 12 from the installation opening, and a cover plate is provided outside the installation opening to block it.

[0046] When the nursing bed is switched to the working state 2 described in the third embodiment, the longitudinal telescopic mechanism 16 drives the movable lifting frame 13 to move toward the inside of the bed frame, thereby reducing the overall length of the nursing bed and facilitating the movement of the nursing bed.

[0047] The embodiments described above are only descriptions of the preferred modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A nursing bed body rotation mechanism, characterized in that: The invention comprises a bed crossbeam (1), a bearing sleeve (2) is arranged on the bed crossbeam (1), a rotating shaft (3) is arranged in the bearing sleeve (2), the upper end of the rotating shaft (3) is connected to a buttocks bed board (4), a bracket (5) is fixed to the lower end of the rotating shaft (3), a first telescopic driving member (6) and a second telescopic driving member (7) are arranged above the bracket (5), one end of the first telescopic driving member (6) is rotatably connected to the bracket (5), and the other end is rotatably connected to a back bed board (8), one end of the second telescopic driving member (7) is rotatably connected to the bracket (5), and the other end is rotatably connected to a leg bed board (9), the leg bed board (9) and the back bed board (8) are respectively located on both sides of the buttocks bed board (4), and are both rotatably connected to the buttocks bed board (4).

2. The nursing bed body rotating mechanism according to claim 1, characterized in that: It also includes a driving device (10) for driving the rotating shaft (3) to rotate.

3. The nursing bed body rotating mechanism according to claim 2, characterized in that: The driving device (10) comprises a driving arm (1001) fixed on the rotating shaft (3); a third telescopic driving member (1002) is provided on one side of the driving arm (1001); one end of the third telescopic driving member (1002) is rotatably connected to a connecting seat (1003), and the other end is rotatably connected to the driving arm (1001).

4. The nursing bed body rotating mechanism according to claim 1, characterized in that: The driving device (10) comprises a gear (1004) fixed on the rotating shaft (3), one side of the gear (1004) is meshed with a rack (1005), and one end of the rack (1005) is connected to the telescopic end of the third telescopic driving member (1002).

5. The nursing bed body rotating mechanism according to claim 1, characterized in that: A second support arm (901) extending downward is provided on the leg bed board (9) on one side close to the hip bed board (4), and the second support arm (901) is rotatably connected to the telescopic end of the second telescopic driving member (7).

6. The nursing bed body rotating mechanism according to claim 1, characterized in that: A support rod (801) is provided at the bottom of the back bed board (8), both ends of the support rod (801) are fixed to the back bed board (8), and a first support arm (802) extending downward is provided on the support rod (801), and the first support arm (802) is rotatably connected to the telescopic end of the first telescopic driving member (6).

7. A nursing bed, characterized in that: It comprises a nursing bed body rotating mechanism as described in any one of claims 1 to 6.

8. The nursing bed according to claim 7, characterized in that: The invention also comprises two bed frame longitudinal beams (12) arranged side by side, wherein both ends of the bed frame longitudinal beams (12) are provided with movable lifting frames (13), the bottom of the movable lifting frames (13) are provided with movable rollers (14), and the top of the movable lifting frames (13) on the side close to the leg bed board (9) is provided with an auxiliary lengthening bed board (15).

9. The nursing bed according to claim 8, characterized in that: The movable lifting frame (13) comprises two vertically arranged fixed legs (1301), a leg upper cross beam (1302) is fixedly connected between the two fixed legs (1301), a movable leg (1303) is movably connected to each of the fixed legs (1301), the lower end of each movable leg (1303) is provided with the movable roller (14), a leg lower cross beam (1304) is fixedly connected between the two movable legs (1303), a vertically arranged fourth telescopic driving member (1305) is provided between the leg lower cross beam (1304) and the leg upper cross beam (1302), the upper end of the fourth telescopic driving member (1305) is connected to the leg upper cross beam (1302), and the lower end is connected to the leg lower cross beam (1304).

10. The nursing bed according to claim 9, characterized in that: The movable lifting frame (13) is connected to the bed frame longitudinal beam (12) through a longitudinal telescopic mechanism (16); the longitudinal telescopic mechanism (16) includes a guide sliding longitudinal beam (1601) fixed on the fixed leg (1301), the guide sliding longitudinal beam (1601) is inserted into the bed frame longitudinal beam (12), and the inner end of the guide sliding longitudinal beam (1601) is connected to a fifth telescopic driving member (1602), and the fifth telescopic driving member (1602) is installed and fixed in the bed frame longitudinal beam (12).

Images