Waist supporting mechanism of electric bed and electric bed

Abstract

The utility model relates to a waist supporting mechanism of an electric bed, which belongs to the technical field of electric beds and comprises a fixed bed board, a waist supporting adjusting mechanism is arranged inside the fixed bed board and comprises a movable block slidably connected inside the fixed bed board, and the top of the movable block is rotatably connected with a waist supporting block. An air bag is fixedly connected to the side, opposite to the movable block, of the waist jacking block, and a shifting block corresponding to the movable block in position is movably connected to the bottom of the fixed bed board. According to the waist jacking mechanism of the electric bed and the electric bed, the waist jacking block can be driven by the air bag to rotate to realize the waist jacking operation, so that the small-amplitude swinging waist jacking operation can be realized in a simpler and cheaper manner, the effect of reducing the use cost is achieved while the waist jacking effect is improved, and the use safety and practicability are improved; in addition, the position of the waist supporting structure can be adjusted as required, so that the waist supporting device of the electric bed can be suitable for users with different body types, and the applicability of the device is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of electric beds, in particular to a top-waist mechanism and an electric bed for an electric bed. Background Technique

[0002] The electric bed is designed based on ergonomics. The motor driving device is used to drive the bed body to adjust the state of the bed to meet people's needs for the functions of the bed. The human lumbar spine has a certain curve. If the curved part is suspended for a long time, it will cause continuous compression on the waist, resulting in discomfort in the waist and even lumbar diseases. Moreover, discomfort will also occur in the head. To meet people's needs for the waist use function of the bed, most of the existing electric beds are equipped with a top-waist structure.

[0003] Please refer to a top-waist mechanism and an electric bed with the publication number CN218898974U. In this patent, it is proposed that "the rotation amplitude of the top-waist mechanism in the prior art is large, and there is a large displacement length in the top-waist process of the top-waist structure, the top-waist experience is poor, and the area of the top-waist plate is large, the top-waist accuracy is poor, the top-waist effect is not good, and the use effect is not good"; this patent realizes the top-waist operation by controlling the movement of the top-waist rod. When the top-waist rod performs top-waist, the swing amplitude of the top-waist rod is small, the displacement between the initial top-waist position and the end top-waist position is short, the top-waist effect is good, and the top-waist effect of moving from the upper waist to the lower waist of the human body can be achieved; moreover, when the top-waist rod is in the lowest position, the top-waist rod is accommodated in the gap between the waist bed board and the back bed board to hide the top-waist rod and make the top of the bed frame smoother.

[0004] However, although the above patent can realize the small-amplitude swing top-waist operation, it is not convenient to adjust the position of the top-waist structure according to the body proportion of the user, it is difficult to be applicable to users of different body types, the applicability is poor, and the transmission structure during the movement of the top-waist rod is relatively complex, which not only has a high manufacturing cost, but also makes the maintenance operation difficult, and the practicability is not good. In view of this, this application proposes a top-waist mechanism and an electric bed for an electric bed. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a top-waist mechanism and an electric bed for an electric bed, which have the advantages of being able to realize the swing top-waist operation in a more concise and cheap way. By cooperating with the position adjustment of the top-waist structure, while improving the top-waist effect, it can reduce the use cost, and effectively improve the use applicability and practicability. It solves the problems that the rotation amplitude of the top-waist mechanism in the prior art is large, there is a large displacement length in the top-waist process of the top-waist structure, the top-waist experience is poor, the area of the top-waist plate is large, the top-waist accuracy is poor, the top-waist effect is not good, and the use effect is not good.

[0006] To achieve the above object, the present utility model provides the following technical solution: An electric bed top waist mechanism, including a fixed bed board, wherein a top waist adjustment mechanism is arranged inside the fixed bed board;

[0007] The top waist adjustment mechanism includes a movable block slidably connected inside the fixed bed board, a top waist block rotatably connected to the top of the movable block, an airbag fixedly connected to the opposite sides of the top waist block and the movable block, and a displacement block movably connected to the bottom of the fixed bed board corresponding to the position of the movable block;

[0008] A connecting block is fixedly connected to the opposite sides of the displacement block and the movable block, an air pump communicated with the airbag is installed at the bottom of the displacement block, and a displacement adjustment component for adjusting the position of the displacement block is arranged at the bottom of the fixed bed board.

[0009] Further, a rotating shaft penetrating the top waist block is fixedly connected inside the fixed bed board, and a plurality of massage bumps are fixedly connected to the outer side of the top waist block.

[0010] Further, a storage groove for accommodating the airbag and the top waist block is opened inside the movable block, and a plurality of limiting slide plates are arranged on both the left and right sides of the movable block.

[0011] Further, a movable groove slidably adapted to the movable block and the connecting block is opened inside the fixed bed board, and a limiting chute corresponding to the position of the limiting slide plate is arranged at the top of the fixed bed board.

[0012] Further, the displacement adjustment component includes a threaded rod rotatably connected to the bottom of the fixed bed board and threadedly connected to the displacement block, a rotating gear ring is fixedly connected to the outer side of the threaded rod, a driving motor is fixedly connected inside the fixed bed board, and a driving gear meshing with the rotating gear ring is fixedly connected to the output end of the driving motor.

[0013] An electric bed, including a bed body adjustment mechanism arranged at the bottom of the fixed bed board;

[0014] The bed body adjustment mechanism includes a head bed board and a foot bed board respectively rotatably connected to the left and right sides of the fixed bed board, four support rods are fixedly connected to the bottom of the fixed bed board, mounting plates are fixedly connected to the separated sides of the left and right support rods, and an adjustment component for driving the head bed board and the foot bed board to rotate is arranged at the top of the mounting plate.

[0015] Further, the adjustment component includes an electric push rod rotatably connected to the top of the mounting plate, a connecting head is fixedly connected to the output end of the electric push rod, and the connecting heads on the left and right sides are respectively rotatably connected to the head bed board and the foot bed board.

[0016] Further, both the front and rear sides of the fixed bed board are fixedly connected with limit blocks, and the front and rear sides of the head bed board and the foot bed board are fixedly connected with rotating rods passing through the limit blocks.

[0017] Compared with the prior art, the technical solution of the present application has the following beneficial effects:

[0018] The electric bed top waist mechanism and the electric bed can drive the top waist block to rotate through the airbag to realize the top waist operation, so as to realize the small-amplitude swinging top waist operation in a more concise and inexpensive way. Furthermore, while improving the top waist effect, it plays a role in reducing the use cost, and improves the use safety and practicability; in addition, the position of the top waist structure can be adjusted according to needs, enabling the electric bed top waist device to be applicable to users of different body types and enhancing the applicability of the device. Description of the Drawings

[0019] Figure 1 It is a structural cross-sectional view of the fixed bed board of the present utility model;

[0020] Figure 2 It is a top view of the structure of the present utility model;

[0021] Figure 3 It is a structural schematic diagram of the fixed bed board of the present utility model;

[0022] Figure 4 It is a front view of the structure of the head bed board and the fixed bed board of the present utility model.

[0023] In the figure: 1, fixed bed board; 101, movable groove; 102, limit sliding groove; 2, threaded rod; 3, displacement block; 4, connecting block; 5, movable block; 501, limit sliding plate; 502, storage groove; 6, top waist block; 601, rotating shaft; 7, massage bump; 8, airbag; 9, air pump; 10, rotating tooth ring; 11, drive motor; 12, drive gear; 13, support rod; 14, mounting plate; 15, head bed board; 16, foot bed board; 17, electric push rod; 1701, connecting head; 18, limit block; 19, rotating rod. Detailed Embodiments

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1 to 3 , a kind of electric bed top waist mechanism in this embodiment includes a fixed bed board 1, and a top waist adjustment mechanism is arranged inside the fixed bed board 1.

[0026] In this embodiment, the top-waist adjustment mechanism includes a movable block 5 slidably connected inside the fixed bed board 1. A top-waist block 6 is rotatably connected to the top of the movable block 5. A rotating shaft 601 penetrating the top-waist block 6 is fixedly connected inside the fixed bed board 1. A plurality of massage bumps 7 are fixedly connected to the outside of the top-waist block 6, which facilitates the rotation of the top-waist block 6 around the rotating shaft 601 and uses the massage bumps 7 to relax the muscles of the user and promote blood circulation in the waist during use.

[0027] Wherein, an airbag 8 is fixedly connected to the opposite side of the top-waist block 6 and the movable block 5, which facilitates the inflation of the airbag 8 to achieve the effect of squeezing and pushing the top-waist block 6. A receiving groove 502 for accommodating the airbag 8 and the top-waist block 6 is opened inside the movable block 5, which facilitates the receipt of the airbag 8 and the top-waist block 6 into the receiving groove 502 when not in use.

[0028] Wherein, a plurality of limiting slide plates 501 are arranged on both the left and right sides of the movable block 5. A limiting slide groove 102 corresponding to the position of the limiting slide plate 501 is arranged on the top of the fixed bed board 1, which facilitates the extension of the limiting slide plate 501 to the fixed bed board 1 by using the limiting slide groove 102. A displacement block 3 corresponding to the position of the movable block 5 is movably connected to the bottom of the fixed bed board 1.

[0029] In this embodiment, a connecting block 4 is fixedly connected to the opposite side of the displacement block 3 and the movable block 5. An activity groove 101 slidably adapted to the movable block 5 and the connecting block 4 is opened inside the fixed bed board 1, which facilitates the movement of the movable block 5 and the connecting block 4 inside the fixed bed board 1 by using the activity groove 101. An air pump 9 communicated with the airbag 8 is installed at the bottom of the displacement block 3. A displacement adjustment component for adjusting the position of the displacement block 3 is arranged at the bottom of the fixed bed board 1.

[0030] Wherein, the displacement adjustment component includes a threaded rod 2 rotatably connected to the bottom of the fixed bed board 1 and threadedly connected to the displacement block 3. A rotating gear ring 10 is fixedly connected to the outside of the threaded rod 2. A driving motor 11 is fixedly connected inside the fixed bed board 1. An output end of the driving motor 11 is fixedly connected with a driving gear 12 meshing with the rotating gear ring 10, which facilitates the movement of the displacement block 3 as the threaded rod 2 rotates.

[0031] An electric bed in this embodiment includes a bed body adjustment mechanism arranged at the bottom of the fixed bed board 1. The bed body adjustment mechanism includes a head bed board 15 and a foot bed board 16 respectively rotatably connected to the left and right sides of the fixed bed board 1. Limiting blocks 18 are fixedly connected to the front and rear sides of the fixed bed board 1. Rotating rods 19 penetrating the limiting blocks 18 are fixedly connected to the front and rear sides of the head bed board 15 and the foot bed board 16, which facilitates the rotational connection of the head bed board 15 and the foot bed board 16 with the fixed bed board 1 by using the cooperation of the limiting blocks 18 and the rotating rods 19.

[0032] Among them, the bottom of the fixed bed board 1 is fixedly connected with four support rods 13. On the separated sides of the left and right support rods 13, mounting plates 14 are fixedly connected. On the top of the mounting plate 14, an adjustment assembly is provided for driving the head bed board 15 and the foot bed board 16 to rotate.

[0033] Among them, the adjustment assembly includes an electric push rod 17 rotatably connected to the top of the mounting plate 14. The output end of the electric push rod 17 is fixedly connected with a connection head 1701, and the left and right connection heads 1701 are respectively rotatably connected to the head bed board 15 and the foot bed board 16, which facilitates driving the head bed board 15 and the foot bed board 16 to rotate by the operation of the electric push rod 17.

[0034] The beneficial effects of the above embodiments are as follows:

[0035] The electric bed top waist mechanism and the electric bed can drive the top waist block 6 to rotate through the airbag 8 to realize the top waist operation, so as to realize the small-amplitude swing top waist operation in a more concise and inexpensive way. Furthermore, while improving the top waist effect, it plays a role in reducing the use cost and enhancing the use safety and practicability. In addition, the position of the top waist structure can be adjusted as needed, enabling the electric bed top waist device to be suitable for users of different body types and enhancing the applicability of the device.

[0036] The working principle of the above embodiments is as follows:

[0037] For the electric bed top waist mechanism and the electric bed, during use, the air pump 9 can be operated to supply and extract air to and from the airbag 8. When the air pump 9 supplies air to the airbag 8, the airbag 8 expands and can push the top waist block 6 to rotate, thus realizing the top waist operation. When the air pump 9 extracts the air from the airbag 8, the airbag 8 will deflate, thus facilitating the retraction of the airbag 8 and the top waist block 6 into the storage groove 502.

[0038] During this process, the driving motor 11 can also be operated to drive the driving gear 12 to rotate, so that the driving gear 12 drives the threaded rod 2 to rotate by means of the rotating toothed ring 10, thereby achieving the effect of adjusting the position of the displacement block 3, so as to flexibly adjust the position of the top waist structure according to the body type differences of users.

[0039] In addition, the electric push rod 17 can also be operated to drive the head bed board 15 and the foot bed board 16 to rotate, thus facilitating the adjustment of the inclination angles of the head bed board 15 and the foot bed board 16 as needed, thereby improving the experience effect of the bed body.

[0040] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the said element.

[0041] Although the embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. An electric bed top waist mechanism, comprising a fixed bed board (1), characterized in that: A waist adjustment mechanism is provided inside the fixed bed board (1); The top waist adjustment mechanism comprises a movable block (5) slidably connected inside the fixed bed board (1), the top of the movable block (5) is rotatably connected to a top waist block (6), the side opposite to the top waist block (6) and the movable block (5) is fixedly connected to an air bag (8), and the bottom of the fixed bed board (1) is movably connected to a displacement block (3) corresponding to the position of the movable block (5); A connecting block (4) is fixedly connected to one side of the displacement block (3) and the movable block (5), an air pump (9) connected to an air bag (8) is installed at the bottom of the displacement block (3), and a displacement adjustment component for adjusting the position of the displacement block (3) is arranged at the bottom of the fixed bed board (1).

2. The electric bed top waist mechanism according to claim 1, characterized in that: A rotating shaft (601) penetrating the top waist block (6) is fixedly connected to the interior of the fixed bed board (1), and a plurality of massage protrusions (7) are fixedly connected to the exterior of the top waist block (6).

3. The electric bed top waist mechanism according to claim 1, characterized in that: The movable block (5) is provided with a storage groove (502) for accommodating the airbag (8) and the top waist block (6) inside, and a plurality of limiting slide plates (501) are provided on both left and right sides of the movable block (5).

4. The electric bed top waist mechanism according to claim 1, characterized in that: A movable groove (101) is provided inside the fixed bed board (1) and is slidably matched with the movable block (5) and the connecting block (4). A limiting sliding groove (102) corresponding to the position of the limiting sliding plate (501) is provided on the top of the fixed bed board (1).

5. The electric bed top waist mechanism according to claim 1, characterized in that: The displacement adjustment assembly comprises a threaded rod (2) rotatably connected to the bottom of the fixed bed board (1) and threadedly connected to the displacement block (3); a rotating gear ring (10) is fixedly connected to the outer side of the threaded rod (2); a driving motor (11) is fixedly connected to the inside of the fixed bed board (1); and an output end of the driving motor (11) is fixedly connected to a driving gear (12) meshing with the rotating gear ring (10).

6. An electric bed, according to the electric bed top waist mechanism of claim 1, characterized in that: It comprises a bed adjustment mechanism arranged at the bottom of a fixed bed board (1); The bed adjustment mechanism comprises a head bed board (15) and a foot bed board (16) which are rotatably connected to the left and right sides of the fixed bed board (1), respectively; four support rods (13) are fixedly connected to the bottom of the fixed bed board (1); the left and right sides of the support rods (13) are both fixedly connected to mounting plates (14) on the separated sides; and the top of the mounting plate (14) is provided with an adjustment component for driving the head bed board (15) and the foot bed board (16) to rotate.

7. The electric bed according to claim 6, characterized in that: The adjustment assembly comprises an electric push rod (17) rotatably connected to the top of the mounting plate (14), the output end of the electric push rod (17) being fixedly connected to a connector (1701), and the connectors (1701) on the left and right sides are rotatably connected to the head bed board (15) and the foot bed board (16), respectively.

8. The electric bed according to claim 6, characterized in that: The front and rear sides of the fixed bed board (1) are both fixedly connected to limit blocks (18), and the front and rear sides of the head bed board (15) and the foot bed board (16) are both fixedly connected to rotating rods (19) that pass through the limit blocks (18).

Images