Multifunctional electric bed

Abstract

The utility model discloses a multifunctional electric bed which comprises a bottom plate and a main supporting plate, the top end of the bottom plate is provided with the main supporting plate, the side wall of the bottom plate is provided with a limiting rod, one side of the main supporting plate is provided with a right rotating plate, and the side, close to the main supporting plate, of the right rotating plate is provided with a right movable shaft. The right rotating plate is movably connected with the main supporting plate through a right movable shaft, an electric push rod is movably installed at the bottom end of the main supporting plate, a push arm is installed at the output end of the electric push rod, and a limiting shaft is installed at the end, away from the electric push rod, of the push arm and slidably connected with a limiting rod; movable connecting arms are movably installed at the two ends of the limiting shaft, and a fixed connecting arm is installed at the bottom end of the right rotating plate. According to the electric bed, the angles of the back and the legs can be conveniently adjusted in a linkage mode, the use direction of the electric bed is adjusted through circumferential rotation, the electric bed can be conveniently adjusted to be used at different angles, and the use comfort and the use flexibility are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric beds, in particular to a multifunctional electric bed. Background Art

[0002] An electric bed is a bed frame that can electrically control the height of the head or foot of the bed board and freely adjust the degree of bending of the bed board. It is divided into two categories: slatted frame and bed board type. The slatted frame is called a European electric bed, and the bed board type is called an American electric bed. It may be equipped with vibration or music functions as needed. Nowadays, it can also be connected to mobile devices for remote control. It is generally common in homes or medical care. Traditional electric beds cannot be rotated to adjust the direction, so a multifunctional electric bed is proposed.

[0003] For example, a multifunctional electric bed disclosed in the authorization announcement number CN219460719U includes a base, an adjustment plate, a support plate, and a resistance member, wherein at least one side of the top of the base is provided with a mounting groove, a hydraulic cylinder is hinged in the mounting groove, the adjustment plate is provided with at least one, the adjustment plate is rotatably mounted on the base, and the piston rod of the hydraulic cylinder is hinged to the adjustment plate;

[0004] Although the user can sleep on the mattress, the angle of the adjustment plate can be controlled as needed to assist the user to lie on the side or lean on the bed. The user only needs to start the hydraulic cylinder to push the adjustment plate to flip upward to a suitable angle. The motor can also be started to drive the pulley to rotate, and then the reciprocating resistance of the resistance rod can massage the user's back or legs to relieve the user's fatigue.

[0005] However, the problem that the existing electric beds are not conducive to convenient linkage adjustment of the back and leg angles and circular rotation adjustment of the use direction of the electric beds during use is not solved, which is not conducive to adjusting the use at different angles, affecting the comfort and flexibility of use. Utility Model Content

[0006] The purpose of the utility model is to provide a multifunctional electric bed to solve the problem in the above-mentioned background technology that the electric bed is not convenient for adjusting the back and leg angles in a linked manner and adjusting the use direction of the electric bed in a circular rotation, which is not conducive to adjusting the use at different angles and affects the use comfort and flexibility.

[0007] To achieve the above object, the utility model provides the following technical solutions: a multifunctional electric bed, including a bottom plate and a main support plate. The main support plate is installed at the top end of the bottom plate. A limiting rod is installed on the side wall of the bottom plate. A right rotating plate is installed on one side of the main support plate. A right movable shaft is installed on the side of the right rotating plate close to the main support plate, and the right rotating plate is movably connected to the main support plate through the right movable shaft. An electric push rod is movably installed at the bottom end of the main support plate. The output end of the electric push rod is installed with a push arm. A limiting shaft is installed at the end of the push arm away from the electric push rod, and the limiting shaft is slidably connected to the limiting rod. Movable connecting arms are movably installed at both ends of the limiting shaft. A fixed connecting arm is installed at the bottom end of the right rotating plate. A hinge shaft is installed at the end of the movable connecting arm close to the fixed connecting arm, and the movable connecting arm is movably connected to the fixed connecting arm through the hinge shaft. A mattress is arranged above the main support plate, and a base is arranged below the bottom plate. An activity column is movably arranged inside the base. The top end of the activity column is installed with a top plate, and the top plate is connected to the bottom plate.

[0008] Preferably, a bearing frame is installed inside the base. A plurality of groups of movable seats are installed at equal intervals at the top end of the bearing frame, and the movable seats are movably connected to the bearing frame.

[0009] Preferably, movable wheels are movably installed at the top ends of the movable seats. A bearing plate is arranged above the bearing frame, and the bearing plate is connected to the activity column. A toothed ring is installed at the bottom end of the bearing plate, and the toothed ring is slidably connected to the movable wheels.

[0010] Preferably, a servo motor is installed inside the base on one side of the bearing frame. A gear is installed at the output end of the servo motor, and the gear meshes with the toothed ring.

[0011] Preferably, a left rotating plate is installed on the other side of the main support plate. A left movable shaft is installed on the side of the left rotating plate close to the main support plate, and the left rotating plate is movably connected to the main support plate through the left movable shaft.

[0012] Preferably, a threaded rod is installed inside the bottom plate, and the threaded rod is movably connected to the bottom plate.

[0013] Preferably, a threaded sleeve is sleeved on the surface of the threaded rod, and the threaded sleeve is threadedly connected to the threaded rod and is slidably connected to the bottom plate. A rotating arm is movably installed at the top end of the threaded sleeve, and the rotating arm is movably connected to the left rotating plate.

[0014] Preferably, a moving motor is installed on the side wall of the bottom plate, and the output end of the moving motor is connected to the threaded rod.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: This electric bed not only realizes convenient linkage adjustment of the back and leg angles and circumferential rotation to adjust the use direction of the electric bed, facilitating the adjustment of different angles for use, but also improves the use comfort and flexibility;

[0016] The electric push rod drives the push arm to move. The push arm drives the limit shaft to slide inside the limit rod. The limit rod provides sliding limit support for the limit shaft. The push arm drives the movable connecting arm to rotate through the limit shaft. The movable connecting arm drives the fixed connecting arm to rotate through the hinge shaft. The fixed connecting arm drives the right rotating plate to rotate around the right movable shaft. The right rotating plate drives the mattress to fold to adjust the back angle. When it is necessary to adjust the use angle of the legs, the moving motor drives the threaded rod to rotate. The threaded sleeve drives the rotating arm to rotate. The rotating arm drives the left rotating plate to rotate around the left movable shaft. The left rotating plate drives the mattress to fold to adjust the leg angle, realizing convenient linkage adjustment of the back and leg angles, facilitating the adjustment of different angles for use, and improving the use comfort;

[0017] The servo motor drives the gear to rotate. The gear drives the toothed ring to rotate. The toothed ring drives the bearing plate to rotate. The toothed ring slides on the surface of the movable wheel. The movable seat and the movable wheel provide sliding support for the toothed ring and the bearing plate. The bearing plate drives the movable column to rotate. The movable column drives the whole electric bed to rotate through the top plate, realizing circumferential rotation to adjust the use direction of the electric bed and improving the use flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a three-dimensional structure schematic diagram of the present utility model;

[0019] Figure 2 is a three-dimensional structure schematic diagram of the limit rod of the present utility model;

[0020] Figure 3 is a front view sectional structure schematic diagram of the base of the present utility model;

[0021] Figure 4 is a three-dimensional structure schematic diagram of the bearing plate of the present utility model;

[0022] Figure 5 is a front view sectional structure schematic diagram of the limit rod of the present utility model;

[0023] Figure 6 is a front view sectional structure schematic diagram of the bottom plate of the present utility model.

[0024] In the figure: 1, base; 2, mattress; 3, main support plate; 4, bottom plate; 5, top plate; 6, movable column; 7, bearing plate; 8, left rotating plate; 9, toothed ring; 10, gear; 11, servo motor; 12, bearing frame; 13, movable seat; 14, movable wheel; 15, right movable shaft; 16, right rotating plate; 17, electric push rod; 18, fixed connecting arm; 19, push arm; 20, movable connecting arm; 21, hinge shaft; 22, left movable shaft; 23, moving motor; 24, threaded rod; 25, threaded sleeve; 26, rotating arm; 27, limiting rod; 28, limiting shaft. Detailed implementation manners

[0025] To further elaborate on the technical means and effects adopted by the present utility model to achieve the intended utility model purpose, the following, in conjunction with the accompanying drawings and preferred embodiments, details the specific implementation manners, structures, features and their effects of the present utility model as follows.

[0026] Please refer to Figure 1-6 , an embodiment provided by the present utility model: a multifunctional electric bed, including a bottom plate 4 and a main support plate 3. The main support plate 3 is installed at the top end of the bottom plate 4. A limiting rod 27 is installed on the side wall of the bottom plate 4. A right rotating plate 16 is installed on one side of the main support plate 3. A right movable shaft 15 is installed on the side of the right rotating plate 16 close to the main support plate 3. And the right rotating plate 16 is movably connected to the main support plate 3 through the right movable shaft 15. The bottom end of the main support plate 3 is movably installed with an electric push rod 17. The electric push rod 17 plays a role of power driving. The output end of the electric push rod 17 is installed with a push arm 19. A limiting shaft 28 is installed at the end of the push arm 19 away from the electric push rod 17. And the limiting shaft 28 is slidably connected to the limiting rod 27. The two ends of the limiting shaft 28 are movably installed with movable connecting arms 20. A fixed connecting arm 18 is installed at the bottom end of the right rotating plate 16. The end of the movable connecting arm 20 close to the fixed connecting arm 18 is installed with a hinge shaft 21. And the movable connecting arm 20 is movably connected to the fixed connecting arm 18 through the hinge shaft 21. A mattress 2 is arranged above the main support plate 3. A base 1 is arranged below the bottom plate 4. An activity column 6 is movably arranged inside the base 1. The top end of the activity column 6 is installed with a top plate 5. And the top plate 5 is connected to the bottom plate 4;

[0027] First, connect the electric bed to an external controller and external circuit. When it is necessary to adjust the usage angle of the back, turn on the electric push rod 17. The electric push rod 17 drives the push arm 19 to move. The push arm 19 drives the limit shaft 28 to slide inside the limit rod 27. The limit rod 27 provides sliding limit support for the limit shaft 28. The push arm 19 drives the movable connecting arm 20 to rotate through the limit shaft 28. The movable connecting arm 20 drives the fixed connecting arm 18 to rotate through the hinge shaft 21. The fixed connecting arm 18 drives the right rotating plate 16 to rotate around the right movable shaft 15. The right rotating plate 16 drives the mattress 2 to fold to adjust the angle of the back. When it is necessary to adjust the usage angle of the legs, turn on the moving motor 23. The moving motor 23 drives the threaded rod 24 to rotate. Under the threaded connection between the threaded rod 24 and the threaded sleeve 25 and the sliding fit between the threaded sleeve 25 and the bottom plate 4, the threaded sleeve 25 drives the rotating arm 26 to rotate. The rotating arm 26 drives the left rotating plate 8 to rotate around the left movable shaft 22. The left rotating plate 8 drives the mattress 2 to fold to adjust the angle of the legs, achieving convenient linkage adjustment of the back and leg angles, facilitating the adjustment of different angles for use, and improving the usage comfort;

[0028] A carrier frame 12 is installed inside the base 1. A plurality of groups of movable seats 13 are installed at the top of the carrier frame 12 at equal intervals, and the movable seats 13 are movably connected to the carrier frame 12;

[0029] Movable wheels 14 are movably installed at the tops of the movable seats 13. A carrier plate 7 is arranged above the carrier frame 12, and the carrier plate 7 is connected to the movable column 6. A toothed ring 9 is installed at the bottom end of the carrier plate 7, and the toothed ring 9 is slidably connected to the movable wheels 14. A servo motor 11 is installed inside the base 1 on one side of the carrier frame 12. The servo motor 11 plays a role of power drive. A gear 10 is installed at the output end of the servo motor 11, and the gear 10 meshes with the toothed ring 9;

[0030] The other side of the main support plate 3 is installed with a left rotating plate 8. A left movable shaft 22 is installed on the side of the left rotating plate 8 close to the main support plate 3, and the left rotating plate 8 is movably connected to the main support plate 3 through the left movable shaft 22;

[0031] A threaded rod 24 is installed inside the bottom plate 4, and the threaded rod 24 is movably connected to the bottom plate 4. A threaded sleeve 25 is sleeved on the surface of the threaded rod 24, and the threaded sleeve 25 is threadedly connected to the threaded rod 24 and is slidably connected to the bottom plate 4. A rotating arm 26 is movably installed at the top end of the threaded sleeve 25, and the rotating arm 26 is movably connected to the left rotating plate 8;

[0032] A moving motor 23 is installed on the side wall of the bottom plate 4. The moving motor 23 plays a role in power driving, and the output end of the moving motor 23 is connected to the threaded rod 24. When it is necessary to rotate the electric bed, the servo motor 11 is turned on. The servo motor 11 drives the gear 10 to rotate. Under the mutual meshing of the gear 10 and the toothed ring 9, the gear 10 drives the toothed ring 9 to rotate, and the toothed ring 9 drives the bearing plate 7 to rotate. Among them, the toothed ring 9 slides on the surface of the movable wheel 14, and the movable seat 13 and the movable wheel 14 provide sliding support for the toothed ring 9 and the bearing plate 7. The bearing plate 7 drives the movable column 6 to rotate, and the movable column 6 drives the whole electric bed to rotate through the top plate 5, realizing the circumferential rotation to adjust the use direction of the electric bed and improving the flexibility of use.

[0033] Working principle: First, the electric push rod 17 drives the push arm 19 to move. The push arm 19 drives the limit shaft 28 to slide inside the limit rod 27, and the limit rod 27 provides sliding limit support for the limit shaft 28. The push arm 19 drives the movable connecting arm 20 to rotate through the limit shaft 28. The movable connecting arm 20 drives the fixed connecting arm 18 to rotate through the hinge shaft 21. The fixed connecting arm 18 drives the right rotating plate 16 to rotate with the right movable shaft 15 as the axis. The right rotating plate 16 drives the mattress 2 to fold to adjust the angle of the back. The moving motor 23 drives the threaded rod 24 to rotate. The threaded sleeve 25 drives the rotating arm 26 to rotate. The rotating arm 26 drives the left rotating plate 8 to rotate with the left movable shaft 22 as the axis. The left rotating plate 8 drives the mattress 2 to fold to adjust the angle of the legs. The servo motor 11 drives the gear 10 to rotate. The gear 10 drives the toothed ring 9 to rotate. The toothed ring 9 drives the bearing plate 7 to rotate. Among them, the toothed ring 9 slides on the surface of the movable wheel 14, and the movable seat 13 and the movable wheel 14 provide sliding support for the toothed ring 9 and the bearing plate 7. The bearing plate 7 drives the movable column 6 to rotate, and the movable column 6 drives the whole electric bed to rotate through the top plate 5 to complete the use work of the multifunctional electric bed.

[0034] The above is only a preferred embodiment of the present invention, and it does not impose any form of limitation on the present invention. Although the present invention has been disclosed above with the preferred embodiment, it is not intended to limit the present invention. Any person skilled in the art can make some changes or modifications to equivalent embodiments with equivalent changes within the scope of the technical solution of the present invention. However, as long as it does not depart from the content of the technical solution of the present invention, any brief modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A multifunctional electric bed, comprising a bottom plate (4) and a main support plate (3), characterized in that: A main support plate (3) is mounted on the top of the bottom plate (4), a limit rod (27) is mounted on the side wall of the bottom plate (4), a right rotating plate (16) is mounted on one side of the main support plate (3), a right movable shaft (15) is mounted on the side of the right rotating plate (16) close to the main support plate (3), and the right rotating plate (16) is movably connected to the main support plate (3) via the right movable shaft (15), an electric push rod (17) is movably mounted on the bottom end of the main support plate (3), a push arm (19) is mounted on the output end of the electric push rod (17), a limit shaft (28) is mounted on one end of the push arm (19) away from the electric push rod (17), and the limit shaft (28) is movably connected to the limit shaft (28). The positioning rod (27) is slidably connected, movable connecting arms (20) are movably installed at both ends of the limiting shaft (28), a fixed connecting arm (18) is installed at the bottom end of the right rotating plate (16), a hinge shaft (21) is installed at one end of the movable connecting arm (20) close to the fixed connecting arm (18), and the movable connecting arm (20) is movably connected to the fixed connecting arm (18) through the hinge shaft (21), a mattress (2) is arranged above the main support plate (3), a base (1) is arranged below the bottom plate (4), a movable column (6) is movably arranged inside the base (1), a top plate (5) is installed at the top end of the movable column (6), and the top plate (5) is connected to the bottom plate (4).

2. A multifunctional electric bed according to claim 1, characterized in that: A bearing frame (12) is installed inside the base (1), and a plurality of groups of movable seats (13) with equal spacing are installed on the top of the bearing frame (12), and the movable seats (13) are movably connected to the bearing frame (12).

3. The multifunctional electric bed according to claim 2, characterized in that: A movable wheel (14) is movably mounted on the top of the movable seat (13); a bearing plate (7) is arranged above the bearing frame (12), and the bearing plate (7) is connected to the movable column (6); a gear ring (9) is mounted on the bottom of the bearing plate (7), and the gear ring (9) is slidably connected to the movable wheel (14).

4. The multifunctional electric bed according to claim 2, characterized in that: A servo motor (11) is installed inside the base (1) on one side of the carrier frame (12), a gear (10) is installed at the output end of the servo motor (11), and the gear (10) and the gear ring (9) are meshed with each other.

5. The multifunctional electric bed according to claim 1, characterized in that: A left rotating plate (8) is installed on the other side of the main supporting plate (3), a left movable shaft (22) is installed on the side of the left rotating plate (8) close to the main supporting plate (3), and the left rotating plate (8) is movably connected to the main supporting plate (3) via the left movable shaft (22).

6. The multifunctional electric bed according to claim 1, characterized in that: A threaded rod (24) is installed inside the bottom plate (4), and the threaded rod (24) is movably connected to the bottom plate (4).

7. The multifunctional electric bed according to claim 6, characterized in that: A threaded sleeve (25) is sleeved on the surface of the threaded rod (24), and the threaded sleeve (25) is threadedly connected to the threaded rod (24), and the threaded sleeve (25) is slidably connected to the bottom plate (4), and a rotating arm (26) is movably mounted on the top of the threaded sleeve (25), and the rotating arm (26) is movably connected to the left rotating plate (8).

8. The multifunctional electric bed according to claim 1, characterized in that: A moving motor (23) is installed on the side wall of the bottom plate (4), and the output end of the moving motor (23) is connected to the threaded rod (24).

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