CN213250548U

CN213250548U - Nursing bed frame

Info

Publication number: CN213250548U
Application number: CN202021110135.0U
Authority: CN
Inventors: 许正宏
Original assignee: SHANGHAI SHUNLONG PHYSICAL THERAPY EQUIPMENT CO LTD
Current assignee: Nantong Shunlong Rehabilitation Equipment Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-05-25
Anticipated expiration: 2030-06-16

Abstract

The utility model relates to a nursing bed bedstead, which comprises a bottom frame, wherein the front end of the bottom frame is provided with a bed head, the rear end of the bottom frame is provided with a bed tail, the bed head and the bed tail are respectively connected with the bottom frame through a hook sheet and a hook seat, the bottom frame is provided with a plurality of bed boards, all the bed boards are sequentially arranged and supported on the bottom frame, the bed boards are hinged with the bottom frame and/or hinged between two adjacent bed boards, one or two lifting structures are arranged in the bottom frame, the lifting structures are correspondingly connected with the bed boards, the lifting structures are driven by a push rod mechanism or a motor which is fixedly arranged on the bottom frame to drive the corresponding bed boards to lift, and swing relative to the adjacent bed boards and/; the lifting structure comprises a rotating shaft, the rotating shaft is rotatably installed in the bottom frame, supporting pieces are symmetrically and fixedly connected to two ends of the rotating shaft, the driving device is connected with the rotating shaft, the rotating shaft is driven to rotate, the supporting pieces are driven to swing up and down, and the corresponding bed board is pushed to lift.

Description

Nursing bed frame

Technical Field

The application relates to the technical field of medical care equipment, in particular to a nursing bed frame.

Background

The nursing bed/sickbed on the market is mainly divided into three types, namely a manual function, a semi-automatic function and a full-automatic function. The assembly parts and the motor motors used by the three types of nursing beds are different, so that the corresponding bed frame structures are different. The bed frames are different from each other, so that production inventory needs to be purchased according to different nursing beds during production and marketing, model functions and motor types cannot be exchanged (a double-motor driver/linear push rod mechanism), the difficulty of production work is increased, the models of the beds cannot be exchanged, and corresponding production cost and finished product warehouse inventory are increased.

And hospital beds in the market are mainly formed by using spring meshes to enhance the elasticity and the bearing strength of the hospital beds.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a universal nursing bed frame.

The technical scheme of the utility model:

a nursing bed bedstead comprises an underframe, wherein the front end of the underframe is provided with a bed head, the rear end of the underframe is provided with a bed tail, the bed head and the bed tail are respectively connected with the underframe through a hook sheet and a hook seat, the underframe is provided with a plurality of bed boards, all the bed boards are sequentially arranged and supported on the underframe, the bed boards are hinged with the underframe and/or hinged between two adjacent bed boards, one or two lifting structures are arranged in the underframe, one lifting structure is correspondingly connected with one bed board, and the lifting structures are driven by a push rod mechanism or a motor fixedly arranged on the underframe to drive the corresponding bed boards to lift and lower so as to swing relative to the adjacent bed boards and/or drive the adjacent bed boards to lift and lower together;

the lifting structure comprises a rotating shaft, the rotating shaft is rotatably arranged in the bottom frame, supporting pieces are symmetrically and fixedly connected to two ends of the rotating shaft, the push rod mechanism or the motor is driven to be connected with the rotating shaft, the rotating shaft is driven to rotate, the supporting pieces are driven to swing up and down, and the corresponding bed board is pushed to lift.

The bed plates are four in number, and are sequentially a first bed plate, a second bed plate, a third bed plate and a fourth bed plate from the bed head to the bed tail, wherein the first bed plate is hinged with the second bed plate, the third bed plate is hinged with the fourth bed plate, and the third bed plate is hinged with the underframe; the lifting mechanisms are two in number, and the two lifting mechanisms are respectively connected with the first bed board and the third bed board to form a back leg lifting mechanism.

The two sides of the fourth bed board are respectively connected with connecting pieces and connected with the bottom frame through the connecting pieces, and two ends of the connecting pieces are respectively movably connected with the fourth bed board and the bottom frame.

The bed board comprises a square outer frame, a plurality of longitudinal frames are transversely arranged in the outer frame, two ends of each longitudinal frame are respectively and fixedly connected with the outer frame, a plurality of flat sheets are transversely arranged between every two adjacent longitudinal frames, and two ends of each flat sheet are respectively and fixedly connected with the outer frame; the upper surface of the flat sheet is arc-shaped.

The two ends of a longitudinal frame of the first bed board and/or the third bed board are respectively and fixedly connected with fixing pieces, the fixing pieces correspond to the supporting pieces one by one and are connected through connecting pieces, and the two ends of the connecting pieces are respectively and movably connected with the fixing pieces and the supporting pieces.

The two push rod mechanisms are fixedly arranged on the underframe, the rotating shafts of the two lifting structures are respectively and fixedly connected with a lifting connecting sheet, and the two push rod mechanisms correspond to each other one by one and are movably connected with the lifting connecting sheets; the push rod mechanism is a hand-operated push rod; or the push rod mechanism is an electric push rod mechanism and is formed by connecting an electric motor and a push rod, the electric motor is fixed on the underframe through a motor fixing piece, and the push rod is movably connected with the corresponding lifting connecting piece; preferably, a motor protection rod is fixedly connected to the underframe and is positioned below the electric motor.

The motor is a double-motor driver which is fixed on the underframe and is respectively connected with the rotating shafts of the two lifting structures; preferably, the double-motor driver is a boat-shaped motor, and the rotating shafts of the two lifting structures are fixedly connected with ejector blocks which are matched with the boat-shaped motor.

Supporting blocks are arranged at four corners of the bottom of the second bed board respectively, the upper ends of the supporting blocks are fixedly connected with the second bed board, and the lower ends of the supporting blocks are fixedly connected with the underframe.

Four corners of the bottom of the first bed board, the bottom of the third bed board and the bottom of the fourth bed board are respectively and fixedly connected with supporting sheets or supporting frames, the supporting sheets are supported on the bottom frame, and the supporting frames are erected on the bottom frame; when the bed board descends on the bottom frame, the support frame plays a supporting role on one hand, and on the other hand, the support frame can effectively prevent the bed board monomer from longitudinally staggering.

The bed head and the bed tail respectively comprise two vertical pipes, a transverse pipe and a U-shaped plate, the transverse pipe is connected with the upper ends of the two vertical pipes, the U-shaped plate is connected with the middle parts of the two vertical pipes, and the openings of the U-shaped plate are upward;

a screw rod is vertically and rotationally installed between the transverse pipe and the U-shaped plate, the lower end of the screw rod penetrates through the U-shaped plate to extend out, a nut is sleeved on the screw rod and is in threaded connection with the screw rod, the nut is installed in a lifting guide pipe welding piece, a guide rod is further arranged between the transverse pipe and the U-shaped plate, two ends of the guide rod are respectively fixedly connected with the transverse pipe and the U-shaped plate, the lifting guide pipe welding piece is in sliding fit connection with the guide rod, the vertical pipe is a hollow pipe, a lifting pipe is arranged in the vertical pipe and is in clearance contact with the vertical pipe, a pull wire is fixedly connected to the upper end of the lifting pipe, the pull wire penetrates; form the whole lifting mechanism together; the U-shaped plate is rotatably provided with a plurality of wire guide wheels, and the stay wires sequentially pass around the wire guide wheels;

a gear seat is fixedly arranged below the U-shaped plate, a lifting motor is fixed on the underframe through a lifting motor fixing piece, the lifting motor is a double-output motor, and two output ends are respectively connected with the gear seat and connected with the lower end of the screw rod through the gear seat;

the lifting motor drives the screw to rotate, the lifting guide pipe welding piece is driven to ascend, the stay wire is tensioned, and under the limitation of the stay wire, the bed head and the bed tail ascend to drive the underframe and the bed body to ascend integrally; the lifting motor drives the screw to rotate reversely, the nut drives the lifting guide pipe weldment to move downwards, the pull wire is loosened and tensioned, and the bed head and the bed tail move downwards under the action of the dead weight of the bed head and the bed tail to drive the underframe and the bed body to move downwards integrally;

preferably, the lower end of the lifting pipe is provided with a caster.

The utility model has the advantages of reasonable design, simple structure, strong universality and flexible configuration of various driving devices, thus, various driving devices are shared in the same auxiliary bed frame structure, and only corresponding accessories are required to be attached according to the requirements of customers, thereby simplifying the operation of production personnel and improving the production efficiency; also allows marketing inventory to be interchangeable to increase marketing flexibility.

Drawings

FIG. 1 is a schematic view showing the structure of a bed frame of a nursing bed in accordance with embodiment 1.

Fig. 2 is a partial structure schematic view of a bed frame of the nursing bed in the embodiment 1.

Fig. 3 is a schematic structural view of a bed frame of the nursing bed in the embodiment 2.

Fig. 4 is a partial structure schematic view of a bed frame of the nursing bed in the embodiment 2.

Fig. 5 is a schematic view of the structure of the bed board.

Fig. 6 is a schematic view of the entire elevating mechanism.

In the figure, an underframe 1, a bed head 2, a bed tail 3, a bed plate 4, an outer frame 4-1, a longitudinal frame 4-2, a flat sheet 4-3, a lifting structure 5, a rotating shaft 5-1, a support sheet 5-2, an electric push rod mechanism 6, an electric motor 6-1, a push rod 6-2, a motor fixing sheet 7, a lifting connecting sheet 8, a vertical pipe 10-1, a horizontal pipe 10-2, a U-shaped plate 10-3, a screw 12-1, a nut 12-2, a lifting conduit welding piece 12-3, a guide rod 12-4, a lifting pipe 12-5, a pull wire 12-6, a guide wire wheel 12-7, a lifting motor fixing sheet 13, a lifting motor 14, a gear seat 15, a caster 16 and a ship-shaped motor 17 are arranged.

Detailed Description

Example 1

As shown in fig. 1, 3, 5 and 6, a nursing bed frame comprises a base frame 1, wherein a bed head 2 is arranged at the front end of the base frame 1, a bed tail 3 is arranged at the rear end of the base frame 1, the bed head 1 and the bed tail 3 are respectively connected with the base frame 1 through a hook sheet and a hook seat, four bed boards 4 are arranged on the base frame 1 and sequentially arranged and supported on the base frame 1, a first bed board, a second bed board, a third bed board and a fourth bed board are sequentially arranged from the bed head 2 to the bed tail 3, the first bed board is hinged with the second bed board, the third bed board is hinged with the fourth bed board, and the third bed board is hinged with the base frame 1; two lifting structures 5 are arranged in the underframe 1, and the two lifting structures 5 are respectively connected with the first bed plate and the third bed plate to form a back leg lifting mechanism; the lifting structure 5 comprises a rotating shaft 5-1, the rotating shaft 5-1 is rotatably installed in an underframe 1, two ends of the rotating shaft 5-1 are symmetrically and fixedly connected with supporting sheets 5-2, the rotating shaft 5-1 is respectively and fixedly connected with a lifting connecting sheet 8, the underframe 1 is fixedly provided with two electric push rod mechanisms 6, each electric push rod mechanism 6 is formed by connecting an electric motor 6-1 and a push rod 6-2, the electric motor 6-1 is fixed on the underframe 1 through a motor fixing sheet 7, and the push rod 6-2 is movably connected with the corresponding lifting connecting sheet 8; connecting sheets are respectively connected to two sides of the fourth bed plate and are connected with the bottom frame 1 through the connecting sheets, and two ends of each connecting sheet are respectively movably connected with the fourth bed plate and the bottom frame 1; the bed plate comprises a square outer frame 4-1, a plurality of longitudinal frames 4-2 are transversely arranged in the outer frame 4-1, two ends of each longitudinal frame 4-2 are fixedly connected with the outer frame 4-1 respectively, a plurality of flat sheets 4-3 are also transversely arranged between every two adjacent longitudinal frames 4-2, and two ends of each flat sheet 4-3 are fixedly connected with the outer frame 4-1 respectively; the upper surface of the flat sheet 4-3 is arc-shaped; two ends of a longitudinal frame of the first bed board and the third bed board are respectively and fixedly connected with fixing pieces, the fixing pieces correspond to the supporting pieces one by one and are connected through connecting pieces, and two ends of the connecting pieces are respectively and movably connected with the fixing pieces and the supporting pieces; supporting blocks are respectively arranged at four corners of the bottom of the second bed board, the upper ends of the supporting blocks are fixedly connected with the second bed board, and the lower ends of the supporting blocks are fixedly connected with the underframe 1; four corners of the bottoms of the first bed board, the second bed board and the third bed board are respectively and fixedly connected with supporting sheets or supporting frames, the supporting sheets are supported on the bottom frame 1, and the supporting frames are erected on the bottom frame 1; the bed head 2 and the bed tail 3 respectively comprise two vertical pipes 10-1, a transverse pipe 10-2 and a U-shaped plate 10-3, the transverse pipe 10-2 is connected with the upper ends of the two vertical pipes 10-1, the U-shaped plate 10-3 is connected with the middle parts of the two vertical pipes 10-1, and the openings of the U-shaped plate are upward; a screw 12-1 is vertically and rotatably installed between the transverse pipe 10-2 and the U-shaped plate 10-3, the lower end of the screw 12-1 penetrates through the U-shaped plate 10-3 to extend out, a nut 12-2 is sleeved on the screw 12-1, the nut 12-2 is in threaded connection with the screw 12-1, the nut 12-2 is installed in a lifting guide pipe welding piece 12-3, a guide rod 12-4 is further arranged between the transverse pipe 10-2 and the U-shaped plate 10-3, two ends of the guide rod 12-4 are respectively fixedly connected with the transverse pipe 10-2 and the U-shaped plate 10-3, the lifting guide pipe welding piece 12-3 is in sliding fit connection with the guide rod 12-4, the vertical pipe 10-1 is a hollow pipe, a lifting pipe 12-5 is arranged in the hollow pipe, and the lifting pipe 12-5 is, the upper end of the lifting pipe 12-5 is fixedly connected with a pull wire 12-6, the pull wire 12-6 penetrates through the vertical pipe 10-1 and is fixedly connected with the lifting conduit weldment 12-3, and the lower end of the lifting pipe 12-5 extends out of the vertical pipe 10-1 and is supported on the ground to form an integral lifting mechanism together; a plurality of wire guide wheels 12-7 are rotatably arranged on the U-shaped plate 10-3, and the pull wires 12-6 sequentially pass around the wire guide wheels 12-7; a gear seat 15 is fixedly arranged below the U-shaped plate 10-3, a lifting motor 14 is fixed on the underframe 1 through a lifting motor fixing piece 13, the lifting motor 14 is a double-output motor, two output ends are respectively connected with the gear seat 15 and connected with the lower end of the screw 12-1 through the gear seat 15; the lower end of the lifting pipe 12-5 is provided with a caster 16.

Example 2

As shown in fig. 3-6, a further improvement is provided on the basis of embodiment 1, a boat-shaped motor 17 is fixedly mounted on the base frame 1, and the boat-shaped motor 17 is respectively connected with the rotating shafts of the two lifting structures; the rotating shafts of the two lifting structures are fixedly connected with ejector blocks which are matched with a ship-shaped motor 17. Because of the limited character expression, there exist practically unlimited specific structures, and it will be apparent to those skilled in the art that a number of improvements, decorations, or changes may be made without departing from the principles of the present invention, or the above technical features may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims

1. A nursing bed bedstead comprises an underframe, wherein the front end of the underframe is provided with a bed head, the rear end of the underframe is provided with a bed tail, and the bed head and the bed tail are respectively connected with the underframe through a hook sheet and a hook seat; the bed plate lifting mechanism is characterized in that a plurality of bed plates are arranged on the underframe, all the bed plates are sequentially arranged and supported on the underframe, the bed plates are hinged with the underframe and/or hinged between two adjacent bed plates, one or two lifting structures are arranged in the underframe, one lifting structure is correspondingly connected with one bed plate, and the lifting structures are driven by a push rod mechanism or a motor which is fixedly arranged on the underframe to drive the corresponding bed plate to lift and do relative swing with the adjacent bed plates and/or drive the adjacent bed plates to lift and descend together;

2. A nursing bed frame as claimed in claim 1, wherein there are four said bed boards, from head to foot, in order, a first bed board, a second bed board, a third bed board, and a fourth bed board, the first bed board being hinged to the second bed board, the third bed board being hinged to the fourth bed board, and the third bed board being hinged to the base frame; the lifting mechanisms are two in number, and the two lifting mechanisms are respectively connected with the first bed board and the third bed board to form a back leg lifting mechanism.

3. A nursing bed frame as claimed in claim 2, wherein the fourth bed board is connected to the connecting pieces at both sides and connected to the bottom frame through the connecting pieces, and the connecting pieces are movably connected to the fourth bed board and the bottom frame at both ends.

4. A nursing bed frame as claimed in claim 2, wherein the bed board includes a square outer frame, a plurality of longitudinal frames are transversely arranged in the outer frame, both ends of each longitudinal frame are fixedly connected with the outer frame, a plurality of flat sheets are transversely arranged between two adjacent longitudinal frames, both ends of each flat sheet are fixedly connected with the outer frame; the upper surface of the flat sheet is arc-shaped.

5. A nursing bed frame as claimed in claim 4, characterized in that the two ends of a longitudinal frame of the first and/or third bed board are fixedly connected with fixing pieces respectively, the fixing pieces correspond to the support pieces one by one and are connected through connecting pieces, and the two ends of the connecting pieces are movably connected with the fixing pieces and the support pieces respectively.

6. The nursing bed frame as claimed in claim 2, wherein there are two of the push rod mechanisms, the push rod mechanisms are fixedly mounted on the bottom frame, the rotating shafts of the two lifting structures are respectively and fixedly connected with a lifting connecting piece, and the two push rod mechanisms are in one-to-one correspondence and movably connected with the lifting connecting pieces; the push rod mechanism is a hand-operated push rod; or the push rod mechanism is an electric push rod mechanism and is formed by connecting an electric motor and a push rod, the electric motor is fixed on the bottom frame through a motor fixing piece, and the push rod is movably connected with the corresponding lifting connecting piece.

7. A nursing bed frame as claimed in claim 2, characterized in that the motor is a double motor drive which is fixed to the base frame and is connected to the shafts of the two lifting structures.

8. A nursing bed frame as claimed in claim 2, wherein the bottom of the second bed board is provided with support blocks at four corners, the upper ends of the support blocks are fixedly connected with the second bed board, and the lower ends of the support blocks are fixedly connected with the bottom frame.

9. The nursing bed frame as claimed in claim 8, wherein four corners of the bottom of the first, third and fourth bed boards are respectively and fixedly connected with support sheets or support frames, the support sheets are supported on the bottom frame, and the support frames are supported on the bottom frame.

10. The nursing bed frame as claimed in claim 1, wherein the head and the tail of the bed each comprise two vertical tubes, a horizontal tube connecting the upper ends of the two vertical tubes, and a U-shaped plate connecting the middle parts of the two vertical tubes with the opening facing upward;

the lifting motor drives the screw to rotate, the lifting guide pipe welding piece is driven to ascend, the stay wire is tensioned, and under the limitation of the stay wire, the bed head and the bed tail ascend to drive the underframe and the bed body to ascend integrally; the lifting motor drives the screw to rotate reversely, the nut drives the lifting guide pipe weldment to move downwards, the stay wire is loosened and tensioned, and the bed head and the bed tail move downwards under the action of the dead weight of the bed head and the bed tail to drive the underframe and the bed body to move downwards integrally.