CN219578584U - Electric bed screen and bed with same - Google Patents

Abstract

The utility model discloses an electric bed screen and a bed with the same. Through setting up drive assembly and making wherein first linking arm and the rotatable connection of second linking arm, thereby utilize drive assembly drive pivot to drive first linking arm, second linking arm motion and promote to lean on the package to lift to adjust the extension or the folding of different degree of first linking arm and second linking arm, thereby realize leaning on the adjustment of package rotation angle, with the user demand of leaning on the package under the different situations of satisfying the user. The transmission assembly has simple structure, can simplify the driving and transmission structure of the electric bed screen, saves the space inside the installation cavity of the electric bed screen, and reduces the thickness and volume of the bed screen.

Description

Electric bed screen and bed with same

Technical Field

The utility model relates to the technical field of furniture, in particular to an electric bed screen and a bed.

Background

The bed screen arranged at the bed head can provide leaning for a user when sitting on the bed, and the requirements of the user on different inclination angles of the bed screen under different use scenes can be met through the rotatable bed screen.

In the related art, for example, an electric backrest rotating device of a bed disclosed in publication number CN1954792a, the device uses a motor, a transmission shaft, a plurality of driving wheels and a screw rod to transfer the power output by the motor to the screw rod through direction conversion, so as to push a backrest frame (backrest) to rotate, and realize the adjustment of the backrest angle. However, the transmission structure is complex, and a large installation space is required to arrange the transmission structure, which is not beneficial to reducing the thickness of the bed screen.

Disclosure of Invention

The embodiment of the utility model discloses an electric bed screen, which can realize automatic adjustment of the angle of the bed screen and occupies a small space.

To achieve the above object, in a first aspect, the present utility model discloses an electric bed screen, including:

the bed screen support is provided with an installation cavity and an opening communicated with the installation cavity;

the leaning bag is arranged on the bed screen support, covers the opening and is rotatably connected with the bed screen support along the height direction of the bed screen support;

the driving assembly is arranged in the mounting cavity and connected with the bed screen bracket; and

the transmission assembly is connected to the bed screen support and is arranged in the installation cavity, the transmission assembly comprises a rotating shaft, a first connecting arm and a second connecting arm, the rotating shaft is connected to the driving assembly, the rotating shaft extends along the width direction of the bed screen support, one end of the first connecting arm is connected to the rotating shaft, the second connecting arm is rotationally connected to the other end of the first connecting arm, the second connecting arm is connected to the lower end of the leaning bag, and the rotating shaft is used for driving the first connecting arm to move under the driving action of the driving assembly so as to push the leaning bag to rotate relative to the bed screen support.

As an alternative implementation manner, in an embodiment of the present utility model, the rotating shaft includes a shaft rod and a transmission seat, the transmission seat is disposed on the shaft rod, the driving assembly includes a power component and a driving push rod, the driving push rod is connected to the power component, the driving push rod is connected to the transmission seat, and the driving push rod can move telescopically along its own axial direction so as to drive the shaft rod to rotate.

In an optional embodiment of the present utility model, two first connecting arms and two second connecting arms are respectively provided, the two first connecting arms are oppositely disposed along a width direction of the bed screen support, the two first connecting arms are respectively connected to two ends of the rotating shaft, and each second connecting arm is respectively connected to the corresponding first connecting arm.

As an alternative implementation, in an embodiment of the present utility model, the transmission assembly further includes a reinforcement member, and the reinforcement member and the first connection arm and the second connection arm.

As an optional implementation manner, in an embodiment of the present utility model, the transmission assembly further includes two third connecting arms, and the two third connecting arms are respectively connected to one ends of the two first connecting arms, which are away from the second connecting arms, and are connected to the bed screen support.

As an optional implementation manner, in an embodiment of the present utility model, the transmission assembly further includes a reinforcing rod, the reinforcing rod is connected to one ends of the two third connecting arms, which are away from the first connecting arm, and the reinforcing rod extends along a width direction of the bed screen support, the reinforcing rod, the two third connecting arms, and the rotating shaft enclose to form a hollow space, the driving assembly is located in the hollow space, and the driving assembly is connected to the bed screen support through the reinforcing rod.

As an optional implementation manner, in an embodiment of the present utility model, the leaning bag includes a carrier plate and a leaning bag body, the carrier plate is rotatably connected to the bed screen support and is disposed corresponding to the opening of the installation cavity, the leaning bag body is disposed on a surface of the carrier plate facing away from the installation cavity, and the second connecting arm is connected to the carrier plate.

In an optional implementation manner, in an embodiment of the present utility model, a connection seat is disposed on a surface of the carrier plate facing the mounting cavity, and the second connection arm is connected to the carrier plate through the connection seat.

As an optional implementation manner, in an embodiment of the present utility model, the bed screen support includes a main frame and at least two support plates, the installation cavity is formed in the main frame, the two support plates are connected to the main frame and are located in the installation cavity, the two support plates are disposed at intervals, and the transmission assembly is connected between the two support plates.

In a second aspect, the utility model also discloses a bed with the electric bed screen, which comprises a bed body and the electric bed screen according to the first aspect, wherein the electric bed screen is arranged on the bed body.

Compared with the prior art, the utility model has the beneficial effects that:

according to the electric bed screen provided by the embodiment of the utility model, the transmission assembly is arranged, the first connecting arm and the second connecting arm are rotatably connected, the driving assembly is used for driving the rotating shaft so as to drive the first connecting arm and the second connecting arm to move and push the leaning bag to lift, namely, the leaning bag is pushed to lift when the first connecting arm and the second connecting arm are mutually stretched, and the leaning bag is pulled to be lowered when the first connecting arm and the second connecting arm are mutually close to each other to be folded. The driving assembly is controlled to control the rotating angle of the rotating shaft, so that the first connecting arm and the second connecting arm are adjusted to be stretched or folded to different degrees, the adjustment of the rotating angle of the leaning bag is realized, and the use requirement of the leaning bag under different situations of a user is met. The transmission assembly has a simple structure, can simplify the driving and transmission structure of the electric bed screen, saves the space inside the installation cavity of the electric bed screen, and is favorable for reducing the thickness and the volume of the bed screen.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an electric bed screen under a back view angle according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a bag of an electric bed screen provided by an embodiment of the utility model under different lifting angles;

FIG. 3 is a schematic diagram of a driving assembly and a transmission assembly according to an embodiment of the present utility model;

FIG. 4 is an exploded view of a drive assembly and a transmission assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a bag according to an embodiment of the present utility model;

fig. 6 is a schematic view of a structure of a bed with an electric bed screen according to an embodiment of the present utility model.

Icon: 100. an electric bed screen; 10. a bed screen bracket; 11. a mounting cavity; 12. an opening; 13. a main frame; 14. a support plate; 20. leaning the bag; 21. a carrier plate; 210. a connecting seat; 22. a leaning bag body; 30. a drive assembly; 31. a power component; 32. driving the push rod; 40. a transmission assembly; 41. a rotating shaft; 411. a shaft lever; 412. a transmission seat; 42. a first connecting arm; 43. a second connecting arm; 44. a reinforcing member; 45. a third connecting arm; 450. a hollow space; 46. a reinforcing rod; 200. a bed; 201. a bed body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish between different devices, elements, or components (the particular species and configurations may be the same or different), and are not used to indicate or imply the relative importance and number of devices, elements, or components indicated. Unless otherwise indicated, the meaning of "a plurality" is two or more.

According to the electric bed screen, the transmission assembly is arranged, the first connecting arm and the second connecting arm are rotatably connected, the driving assembly is used for driving the rotating shaft to drive the first connecting arm and the second connecting arm to move to stretch or fold to different degrees, the leaning bag is pushed to be lifted, and the thickness and the volume of the bed screen can be reduced on the premise of adjusting the rotating angle of the leaning bag.

The technical scheme of the utility model will be further described with reference to the examples and the accompanying drawings.

Referring to fig. 1 to 3, in a first aspect, an electric bed screen 100 is provided, and includes a bed screen support 10, a backrest 20, a driving assembly 30, and a transmission assembly 40. The bed screen support 10 is provided with a mounting cavity 11 and an opening 12 communicated with the mounting cavity 11, the leaning bag 20 is arranged on the bed screen support 10 and covers the opening 12, and the leaning bag 20 is rotatably connected with the bed screen support 10 along the height direction of the bed screen support 10. The driving assembly 30 is arranged in the mounting cavity 11 and is connected with the bed screen support 10, the transmission assembly 40 is connected with the bed screen support 10 and is arranged in the mounting cavity 11, the driving assembly comprises a rotating shaft 41, a first connecting arm 42 and a second connecting arm 43, the rotating shaft 41 is connected with the driving assembly 30, the rotating shaft 41 extends along the width direction of the bed screen support 10, one end of the first connecting arm 42 is connected with the rotating shaft 41, the second connecting arm 43 is rotationally connected with the other end of the first connecting arm 42, the second connecting arm 43 is connected with the lower end of the leaning bag 20, and the rotating shaft 41 is used for driving the first connecting arm 42 and the second connecting arm 43 to move under the driving action of the driving assembly 30 so as to push the leaning bag 20 to rotate relative to the bed screen support 10.

By providing the transmission assembly 40 and enabling the first connecting arm 42 and the second connecting arm 43 to be rotatably connected, the driving assembly 30 is utilized to drive the rotating shaft 41 so as to drive the first connecting arm 42 and the second connecting arm 43 to move and push the leaning bag 20 to lift, that is, when the first connecting arm 42 and the second connecting arm 43 are mutually extended, the leaning bag 20 is pushed to lift, and when the first connecting arm 42 and the second connecting arm 43 are mutually close to each other, the leaning bag 20 is pulled to be lowered. Referring to fig. 2, (a), (b) and (c) in fig. 2 show the structure of the bag 20 lifted at different angles with respect to the bed screen support 10. Specifically, fig. 2 (a) is a schematic view of the first connecting arm 42 and the second connecting arm 43 in a folded state, the bag 20 is not lifted, and the opening 12 is sealed by the bag 20; FIG. 2 (b) is a schematic view showing the first and second connecting arms 42, 43 extending from each other to rotate and raise the bag 20 at an angle relative to the bed screen support 10; fig. 2 (c) is rotated and lifted with respect to the bed screen bracket 10 by the bag 20, and the lifting angle is larger than that of fig. 2 (b). The driving assembly 30 is controlled to control the rotation angle of the rotating shaft 41, so that the first connecting arm 42 and the second connecting arm 43 are adjusted to be stretched or folded to different degrees, and the adjustment of the rotation angle of the leaning bag 20 is realized, so that the use requirements of users on the leaning bag 20 under different situations are met. The transmission assembly 40 has a simple overall structure, can simplify the driving and transmission structure of the electric bed screen 100, saves the space inside the installation cavity 11 of the electric bed screen 100, and reduces the thickness and volume of the electric bed screen 100.

In some embodiments, the bed screen support 10 includes a main frame 13 and at least two support plates 14, the installation cavity 11 is formed in the main frame 13, the two support plates 14 are both connected to the main frame 13 and located in the installation cavity 11, the two support plates 14 are disposed at intervals, and the transmission assembly 40 is connected between the two support plates 14.

By providing the support plates 14, on the one hand, a mounting position can be provided for the transmission assembly 40, i.e. the distance between the two support plates 14 can be set according to the width of the transmission assembly 40, facilitating the mounting of the transmission assembly 40. On the other hand, the supporting plate 14 is positioned in the main frame 13, so that the strength of the bed screen support 10 is improved, and the problems of collapse, deformation and the like of the bed screen support 10 are avoided.

Referring to fig. 3 to 4, in some embodiments, the rotating shaft 41 includes a shaft 411 and a transmission seat 412, the transmission seat 412 is disposed on the shaft 411, the driving assembly 30 includes a power component 31 and a driving push rod 32, the driving push rod 32 is connected to the power component 31, the driving push rod 32 is connected to the transmission seat 412, and the driving push rod 32 can move telescopically along its own axis to drive the shaft 411 to rotate.

Through setting up the transmission seat 412, utilize the both ends of transmission seat 412 to connect drive assembly 30 and axostylus axostyle 411 respectively, can form lever structure between drive assembly 30, transmission seat 412 and axostylus axostyle 411, the rectilinear motion of the output of drive assembly 30 is converted into the moment to drive axostylus axostyle 411 and rotate and then drive first linking arm 42 and rotate. This configuration not only shortens the transmission distance, but also makes the transmission assembly 40 more compact and occupies less space, reducing the thickness of the electric bed screen 100.

Alternatively, the transmission mount 412 may be a hinged mount structure, with a via provided in the transmission mount 412 for articulation with the drive ram 32. The transmission seat 412 and the shaft 411 may be welded to each other to have high connection strength and good transmission performance.

In some embodiments, two first connecting arms 42 and two second connecting arms 43 are provided, the two first connecting arms 42 are disposed opposite to each other along the width direction of the bed screen support 10, the two first connecting arms 42 are respectively connected to two ends of the rotating shaft 41, and each second connecting arm 43 is respectively connected to the corresponding first connecting arm 42.

Through setting up two first linking arms 42, can utilize pivot 41 to connect two first linking arms 42, increased drive assembly 40 and lean on the contact position of package 20, improved drive assembly 40 self intensity and the joint strength of two for drive assembly 30 is more stable in the output power and transmits to the in-process power transmission who leans on package 20, has improved driven reliability.

In some embodiments, the transmission assembly 40 further includes a stiffener 44, the stiffener 44 and the first and second connecting arms 42, 43. By providing the reinforcing member 44, the connection strength between the first connection arm 42 and the second connection arm 43 can be improved. Alternatively, the reinforcement member is fixedly connected to the first connecting arm 42, and the reinforcement member 44 is movably connected to the second connecting arm 43, so as to realize rotatable connection of the second connecting arm 43 to the first connecting arm 42.

Alternatively, the reinforcement member 44 may be a metal plate-like structure having a higher strength, which can increase the contact area between the first and second connection arms 42 and 43, thereby improving the connection strength. Alternatively, the reinforcing member 44 may be an angle steel having two connecting portions disposed at an angle to each other, which are used to connect the first connecting arm 42 and the second connecting arm 43, respectively, and which can also enhance the connection strength between the two connecting arms.

In some embodiments, the transmission assembly 40 further includes two third connecting arms 45, where the two third connecting arms 45 are respectively connected to one ends of the two first connecting arms 42 facing away from the second connecting arm 43, and are connected to the bed screen support 10. By using the third connecting arm 45, the transmission assembly 40 can be connected to the bed screen support 10, so that the connection strength and stability of the transmission assembly 40 and the bed screen support 10 are improved.

In some embodiments, the transmission assembly 40 further includes a reinforcing rod 46, the reinforcing rod 46 is connected to one ends of the two third connecting arms 45 facing away from the first connecting arm 42, the reinforcing rod 46 extends along the width direction of the bed screen support 10, the reinforcing rod 46, the two third connecting arms 45 and the rotating shaft 41 enclose to form a hollow space 450, the driving assembly 30 is located in the hollow space 450, and the driving assembly 30 is connected to the bed screen support 10 through the reinforcing rod 46.

By providing the reinforcing rod 46, the two third connecting arms 45 can be connected together and a hollow frame is formed between the rotating shaft 41. In the first aspect, the driving assembly 30 can be arranged in the hollow frame, so that the space for arranging the driving assembly 30 can be further saved, and the whole structure is more compact. In the second aspect, the hollow frame forms a frame-like structure together with the first connecting arm 42 and the second connecting arm 43, which not only can prevent the phenomena of twisting and deformation, but also can provide a support with sufficient strength for the connection between the bed screen support 10 and the leaning bag, and can stably and effectively transfer the power output by the driving assembly 30 to the leaning bag 20, thereby adjusting the rotation angle of the leaning bag 20 and improving the reliability of the electric bed screen 100. In the third aspect, the transmission assembly 40 can also be integrally mounted to the bed screen support 10, and then the leaning bag 20 is connected with the transmission assembly 40, so that the leaning bag 20 is rotatably connected with the bed screen support 10, and the assembly efficiency of the electric bed screen 100 is improved.

In practice, the reinforcing bar 46 may be welded to the third connecting arm 45 to improve the connection strength. The third connecting arm 45 may be bolted to the support plate 14 of the bed screen support 10 by bolts, screws, or the like, thereby connecting the reinforcing bar 46 to the bed screen support 10. The drive assembly 40 is integrally mounted into the bed screen bracket 10 using a third connecting arm 45.

Referring to fig. 5, in some embodiments, the leaning bag 20 includes a carrier 21 and a leaning bag body 22, the carrier 21 is rotatably connected to the bed screen support 10 and is disposed corresponding to the opening 12 of the mounting cavity 11, the leaning bag body 22 is disposed on a surface of the carrier facing away from the mounting cavity 11, and the second connecting arm 43 is connected to the carrier 21. By providing the carrier plate 21, effective support can be provided for the bag body 22, thereby improving the overall strength of the bag 20. Through setting up by package body 22, lean on package body 22 can set up higher surface fabric of compliance and filler to for the user contact relies on, improves the travelling comfort that the user used.

Alternatively, the upper end of the carrier plate 21 may be rotatably connected to the bed screen support 10 by a hinge, or the like.

In some embodiments, a surface of the carrier 21 facing the mounting cavity 11 is provided with a connection seat 210, and the second connection arm 43 is connected to the carrier 21 through the connection seat 210. By providing the connection base 210, the connection of the second connection arm 43 and the carrier plate 21 can be facilitated. Alternatively, the connection base 210 may be a corner bracket, where one end of the connection base 210 is connected to the carrier 21 through a bolt, and the other end is connected to the second connection arm 43 through a pin.

The process of adjusting the angle of the backrest 20 of the electric bed screen 100 is as follows:

when the bag 20 is in the non-lifted state, the bag 20 covers the opening 12. When the lifting angle of the leaning bag 20 needs to be adjusted, the driving push rod 32 is driven by the power component 31 to axially extend along the driving rod, so that the driving seat 412 is pushed to rotate, and the shaft rod 411 is driven to rotate. At this time, the first connecting arms 42 connected to the two ends of the shaft 411 rotate to drive the second connecting arms 43 to rotate, and the first connecting arms 42 and the second connecting arms 43 extend away from each other, so that the second connecting arms 43 push the leaning bag 20 and jack up the leaning bag 20 along the direction outside the mounting cavity 11, thereby lifting the leaning bag 20 and meeting the requirement of the user on angle adjustment of the leaning bag 20. When the leaning bag 20 needs to move towards the closing direction, the driving push rod 32 is driven by the power component 31 to shrink along the axial direction of the driving push rod, so that the rotating shaft 41 is driven to rotate towards the opposite direction, and then the first connecting arm 42 and the second connecting arm 43 are sequentially driven to approach each other to fold, and the second connecting arm 43 drives the leaning bag 20 to move towards the direction approaching the mounting cavity 11, so that the lifting angle of the leaning bag 20 is reduced. The user can adjust the driving assembly 30 according to the use requirement in different scenes to lift or lower the leaning bag 20.

In a second aspect, referring to fig. 6, an embodiment of the present utility model further provides a bed 200 having the electric bed screen, including a bed body 201 and the electric bed screen 100 according to the first aspect, where the electric bed screen 100 is disposed on the bed body 201. Specifically, the electric bed screen 100 may be disposed at a head of the bed 201.

The electric bed screen and the bed with the electric bed screen disclosed in the embodiment of the utility model are described in detail, and specific examples are applied to the principle and the implementation mode of the utility model, and the description of the above examples is only used for helping to understand the electric bed screen, the bed with the electric bed screen and the core ideas of the electric bed screen; meanwhile, as those skilled in the art will vary in the specific embodiments and application scope according to the idea of the present utility model, the present disclosure should not be construed as limiting the present utility model in summary.

Claims (10)

1. An electric bed screen, comprising:

the bed screen support is provided with an installation cavity and an opening communicated with the installation cavity;

the leaning bag is arranged on the bed screen support, covers the opening and is rotatably connected with the bed screen support along the height direction of the bed screen support;

the driving assembly is arranged in the mounting cavity and connected with the bed screen bracket; and

the transmission assembly is connected to the bed screen support and is arranged in the installation cavity, the transmission assembly comprises a rotating shaft, a first connecting arm and a second connecting arm, the rotating shaft is connected to the driving assembly, the rotating shaft extends along the width direction of the bed screen support, one end of the first connecting arm is connected to the rotating shaft, the second connecting arm is rotationally connected to the other end of the first connecting arm, the second connecting arm is connected to the lower end of the leaning bag, and the rotating shaft is used for driving the first connecting arm to move under the driving action of the driving assembly so as to push the leaning bag to rotate relative to the bed screen support.

2. The motorized bed screen of claim 1, wherein the shaft comprises a shaft and a drive housing, the drive housing is disposed on the shaft, the drive assembly comprises a power member and a drive ram, the drive ram is coupled to the power member, the drive ram is coupled to the drive housing, and the drive ram is axially telescopically movable along its own axis to drive the shaft to rotate.

3. The electric bed screen according to claim 1, wherein the number of the first connecting arms and the number of the second connecting arms are two, the two first connecting arms are oppositely arranged along the width direction of the bed screen support, the two first connecting arms are respectively connected to two ends of the rotating shaft, and each second connecting arm is respectively connected with the corresponding first connecting arm.

4. The motorized bed screen of claim 3, wherein the transmission assembly further comprises a stiffener, the stiffener and the first and second connecting arms.

5. The electric bed screen according to claim 3, wherein the transmission assembly further comprises two third connecting arms, and the two third connecting arms are respectively connected with one ends of the two first connecting arms, which are away from the second connecting arms, and are connected with the bed screen support.

6. The electric bed screen according to claim 5, wherein the transmission assembly further comprises a reinforcing rod, the reinforcing rod is connected to one ends of the two third connecting arms, which are away from the first connecting arms, and extends along the width direction of the bed screen support, the reinforcing rod, the two third connecting arms and the rotating shaft enclose to form a hollow space, the driving assembly is located in the hollow space, and the driving assembly is connected to the bed screen support through the reinforcing rod.

7. The electric bed screen according to any one of claims 1 to 6, wherein the leaning bag comprises a carrier plate and a leaning bag body, the carrier plate is rotatably connected to the bed screen support and is arranged corresponding to the opening of the installation cavity, the leaning bag body is arranged on the surface of the carrier plate, which is away from the installation cavity, and the second connecting arm is connected to the carrier plate.

8. The electric bed screen according to claim 7, wherein a connecting seat is arranged on one surface of the carrier plate facing the mounting cavity, and the second connecting arm is connected to the carrier plate through the connecting seat.

9. The electric bed screen according to any one of claims 1 to 6, wherein the bed screen support comprises a main frame and at least two support plates, the installation cavity is formed in the main frame, the two support plates are both connected to the main frame and located in the installation cavity, the two support plates are arranged at intervals, and the transmission assembly is connected between the two support plates.

10. A bed with an electric bed screen, characterized in that it comprises a bed body and an electric bed screen according to any one of claims 1-9, said electric bed screen being arranged in said bed body.