CN216393589U

CN216393589U - Power mechanism of electric bed

Info

Publication number: CN216393589U
Application number: CN202122394300.0U
Authority: CN
Inventors: 马骁; 刘涌涛
Original assignee: Pinghu Allen Furniture Co ltd
Current assignee: Pinghu Allen Furniture Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-29
Anticipated expiration: 2031-09-30

Abstract

The utility model belongs to the technical field of electric beds, in particular to a power mechanism of an electric bed, which comprises a bed plate, wherein an extension frame is fixed on one side of the rear end of the bed plate, a fixed frame is fixed on the top of the extension frame, an extension plate is arranged on the rear end of the bed plate, a rotating frame is fixed on the bottom of one end, close to the bed plate, of the extension plate, a first straight groove is formed in the rotating frame, an arc-shaped groove is formed in one side of the first straight groove, a second straight groove is formed in one side of the arc-shaped groove, a first pin rod is arranged in the arc-shaped groove, a second pin rod is arranged in the second straight groove, the second pin rod and the first pin rod are respectively and fixedly connected with the inner side of the fixed frame, a base is arranged below the bed plate, universal wheels are arranged at four corners of the bottom of the base, a pin frame is fixed on the rear end of the bed plate, a pin is arranged in the pin frame, a first jack and a second jack are arranged on the outer wall of one end, close to the bed plate, so that the extension plate has a single function, and the size is fixed, which can not satisfy the use problem of the crowd with higher height and larger size.

Description

Power mechanism of electric bed

Technical Field

The utility model belongs to the technical field of electric beds, and particularly relates to a power mechanism of an electric bed.

Background

With the improvement of social and economic development and the living standard of people, the requirements of people on bed functions are higher and higher, electric beds are more and more appeared in places such as families, hospitals, nursing homes and the like, particularly, the social aging is increasingly aggravated, young people live more and more quickly, the time for taking care of the old people is less and less, and the electric beds with intelligent humanized design can play a certain auxiliary role in the life of the old people. The electric bed has many advantages, for example, the electric bed can help a patient sit up and lie down, the patient can turn over freely in the range of 0-60 degrees, bedsores are prevented from being generated, the problem of back lumbar spondylosis is improved in an auxiliary mode, deep sleep is assisted and rapid, respiratory diseases are improved in an auxiliary mode, even a toilet stool is embedded in some electric beds, hands can be relieved, and the like, the lifting structure of the electric bed in the market at present is high in manufacturing cost, complex in structure, heavy and difficult to use, and the size of the bed plate is fixed, so that the electric bed cannot be used by people with high height and large size; in view of the problems exposed to the electric bed in use, there is a need for improvement and optimization of the structure of the electric bed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a power mechanism of an electric bed, which has the characteristics of automatically adjusting and controlling the height of a bed plate and increasing the functions and the sizes of the bed plate.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power unit of beddo, includes the bed board, rear end one side of bed board is fixed with the extension frame, the top of extension frame is fixed with the mount, the rear end of bed board is equipped with the extension board, the one end bottom that the extension board is close to the bed board is fixed with the rotating turret, first straight flute has been seted up to the inside of rotating turret, the arc wall has been seted up to one side of first straight flute, one side of arc wall is equipped with the second straight flute, the inside of arc wall is equipped with first pin pole, the inside of second straight flute is equipped with the second pin pole, and second pin pole and first pin pole all with the inboard fixed connection of mount respectively, the below of bed board is equipped with the base, the universal wheel is installed to four angles in bottom of base.

According to the preferable technical scheme of the power mechanism of the electric bed, the pin frame is fixed at the rear end of the bed plate, the pin is installed inside the pin frame, and the outer wall of one end, close to the bed plate, of the extension plate is provided with the first jack and the second jack.

According to the preferable technical scheme of the power mechanism of the electric bed, the bottom of the base is provided with the cross beam, the two ends of the cross beam are fixedly provided with the connecting frames, the front end and the rear end of each connecting frame are rotatably connected with the connecting rods, the two ends of each connecting rod are rotatably connected with the bent rods, the upper ends of the bent rods are rotatably connected with the supporting rods, and the tops of the supporting rods are connected with the bed plate.

As the preferable technical scheme of the power mechanism of the electric bed, the first straight groove is communicated with the arc-shaped groove.

As the preferable technical scheme of the power mechanism of the electric bed, the lower middle position of the bent rod is rotatably connected with the base.

As the preferable technical scheme of the power mechanism of the electric bed, the inner wall of the rear end of the base is rotatably connected with an electric push rod, and the output end of the electric push rod is rotatably connected with the cross beam.

Compared with the prior art, the utility model has the beneficial effects that: when needs expand the extension board, ninety degrees of downwardly rotating extension board, make extension board and bed board flush each other, promote the extension board to the direction of bed board again, make extension board and bed board to the laminating, thereby prolong the length of bed board, satisfy the higher people of stature and use, can use as the baffle when the extension board is erect, inside inserting the second jack with the bolt when the extension board expands, inside inserting first jack with the bolt when the extension board erects, a rigidity for will extend the board, the bed board function singleness has been solved, and the size is fixed, can not satisfy the height higher, the great crowd's of size problem of using.

The telescopic driving beam of the electric push rod moves, the connecting rod is driven by the connecting frame when the first straight groove moves, the connecting rod drives the bent rod to rotate, the bent rod drives the bed board to lift through the supporting rod, and the problems that the lifting structure of the electric bed in the current market is high in manufacturing cost, complex in structure and heavy and difficult to use are solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of an electric bed extension plate of the present invention in an erected state;

FIG. 2 is a schematic view of the construction of the inside of the extension panel of the present invention when erected;

FIG. 3 is a schematic view of the structure of portion A of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the electric bed extension board of the present invention in an unfolded state;

FIG. 5 is a schematic view of the structure of portion B of FIG. 4 according to the present invention;

FIG. 6 is a schematic structural view of an electric bed lifting power mechanism according to the present invention;

FIG. 7 is a schematic cross-sectional view of the lifting power mechanism of the present invention;

in the figure: 1. a bed board; 2. an extension frame; 3. a fixed mount; 4. an extension plate; 5. a rotating frame; 6. a first straight groove; 7. an arc-shaped slot; 8. a second straight groove; 9. a first pin rod; 10. a second pin; 11. a pin frame; 12. a bolt; 13. a first jack; 14. a second jack; 15. a base; 16. a cross beam; 17. a connecting frame; 18. a connecting rod; 19. bending a rod; 20. a strut; 21. an electric push rod; 22. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-7, the present invention provides the following technical solutions: a power mechanism of an electric bed comprises a bed plate 1, an extension frame 2 is fixed on one side of the rear end of the bed plate 1, a fixed frame 3 is fixed on the top of the extension frame 2, an extension plate 4 is arranged on the rear end of the bed plate 1, a rotating frame 5 is fixed on the bottom of one end, close to the bed plate 1, of the extension plate 4, a first straight groove 6 is formed in the rotating frame 5, an arc-shaped groove 7 is formed in one side of the first straight groove 6, a second straight groove 8 is formed in one side of the arc-shaped groove 7, a first pin rod 9 is arranged in the arc-shaped groove 7, a second pin rod 10 is arranged in the second straight groove 8, the second pin rod 10 and the first pin rod 9 are respectively and fixedly connected with the inner side of the fixed frame 3, a base 15 is arranged below the bed plate 1, universal wheels 22 are installed at four corners of the bottom of the base 15, in the embodiment, when the extension plate 4 needs to be unfolded, the extension plate 4 is rotated downwards by ninety degrees, so that the extension plate 4 is flush with the bed plate 1, the extension plate 4 is pushed towards the direction of the bed board 1, so that the extension plate 4 is attached to the bed board 1, the length of the bed board 1 is prolonged, the requirement for a person with a higher stature is met, and the extension plate 4 can be used as a baffle when erected.

Specifically, the rear end of bed board 1 is fixed with round pin frame 11, and the internally mounted of round pin frame 11 has bolt 12, and extension board 4 has seted up first jack 13 and second jack 14 near the one end outer wall of bed board 1, and inside inserting bolt 12 into second jack 14 when extension board 4 expandes in this embodiment, inside inserting bolt 12 into first jack 13 when extension board 4 erects for the rigidity of extension board 4.

Specifically, base 15's bottom is equipped with crossbeam 16, crossbeam 16's both ends are fixed with link 17, link 17's front and back end rotates and is connected with connecting rod 18, connecting rod 18's both ends rotate and are connected with knee 19, knee 19's upper end rotates and is connected with branch 20, branch 20's top is connected with bed board 1, drive connecting rod 18 through link 17 when first straight flute 6 moves in this embodiment, connecting rod 18 drives knee 19 and rotates, knee 19 drives bed board 1 through branch 20 and realizes going up and down.

In particular, the first straight slot 6 communicates with the arc-shaped slot 7, in this embodiment enabling the first pin 9 to slide from inside the arc-shaped slot 7 to inside the first straight slot 6.

Specifically, the middle part of the curved rod 19 is connected with the base 15 in a rotating manner, so that the bed board 1 is kept horizontal during lifting according to the parallelogram mechanism principle in the embodiment.

Specifically, the inner wall of the rear end of the base 15 is rotatably connected with an electric push rod 21, and the output end of the electric push rod 21 is rotatably connected with the cross beam 16, in this embodiment, the cross beam 16 is driven to move by the extension and contraction of the electric push rod 21, so as to control the lifting of the bed board 1.

The electric push rod in the embodiment is a known technology which is already disclosed and widely applied to daily life, and the type of the electric push rod is as follows: HB-DJ 828.

The working principle and the using process of the utility model are as follows: firstly, when the extension plate 4 needs to be unfolded, the extension plate 4 is rotated ninety degrees downwards to enable the extension plate 4 and the bed board 1 to be flush with each other, then the extension plate 4 is pushed towards the direction of the bed board 1, the extension plate 4 is attached to the bed board 1, the length of the bed board 1 is prolonged, the requirement of a person with a higher stature is met, the extension plate 4 can be used as a baffle when erected, the plug pin 12 is inserted into the second insertion hole 14 when the extension plate 4 is unfolded, and the plug pin 12 is inserted into the first insertion hole 13 when the extension plate 4 is erected, so that the position of the extension plate 4 is fixed; the crossbeam 16 is driven to move by the extension and contraction of the electric push rod 21, the connecting rod 18 is driven by the connecting frame 17 when the first straight groove 6 moves, the connecting rod 18 drives the bent rod 19 to rotate, and the bent rod 19 drives the bed board 1 to lift through the supporting rod 20.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a power unit of beddo, includes bed board (1), its characterized in that: an extension frame (2) is fixed on one side of the rear end of the bed board (1), a fixing frame (3) is fixed on the top of the extension frame (2), an extension plate (4) is arranged at the rear end of the bed plate (1), a rotating frame (5) is fixed at the bottom of one end of the extension plate (4) close to the bed plate (1), a first straight groove (6) is arranged inside the rotating frame (5), an arc-shaped groove (7) is arranged on one side of the first straight groove (6), a second straight groove (8) is arranged on one side of the arc-shaped groove (7), a first pin rod (9) is arranged in the arc-shaped groove (7), a second pin rod (10) is arranged in the second straight groove (8), and the second pin rod (10) and the first pin rod (9) are respectively and fixedly connected with the inner side of the fixed frame (3), the bed board is characterized in that a base (15) is arranged below the bed board (1), and universal wheels (22) are installed at four corners of the bottom of the base (15).

2. The power mechanism of electric bed as claimed in claim 1, wherein: the rear end of bed board (1) is fixed with round pin frame (11), the internally mounted of round pin frame (11) has bolt (12), first jack (13) and second jack (14) have been seted up to extension board (4) one end outer wall that is close to bed board (1).

3. The power mechanism of electric bed as claimed in claim 1, wherein: the bottom of base (15) is equipped with crossbeam (16), the both ends of crossbeam (16) are fixed with link (17), the front and back end of link (17) rotates and is connected with connecting rod (18), the both ends of connecting rod (18) rotate and are connected with knee (19), the upper end of knee (19) rotates and is connected with branch (20), the top of branch (20) is connected with bed board (1).

4. The power mechanism of electric bed as claimed in claim 1, wherein: the first straight groove (6) is communicated with the arc-shaped groove (7).

5. The power mechanism of electric bed as claimed in claim 3, wherein: the middle part of the bent rod (19) is connected with the base (15) in a rotating way at a lower position.

6. The power mechanism of electric bed as claimed in claim 1, wherein: the inner wall of the rear end of the base (15) is rotatably connected with an electric push rod (21), and the output end of the electric push rod (21) is rotatably connected with the cross beam (16).