CN111743346A

CN111743346A - U-shaped curve electric bed

Info

Publication number: CN111743346A
Application number: CN202010528861.2A
Authority: CN
Inventors: 廖家宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-10-09
Anticipated expiration: 2040-06-11
Also published as: CN111743346B

Abstract

The invention relates to a U-shaped curve electric bed, which comprises: a bed frame including a top surface, the bed frame defining a first direction in which the top surface faces; at least one front supporting mechanism, which is corresponding to the upper half of the human body and can be arranged on the bedstead in a swinging way; at least one rear support mechanism, which is used for corresponding to the lower half of the human body and is arranged on the bedstead in a swinging way; and a power mechanism linking the at least one front supporting mechanism and the at least one rear supporting mechanism to swing towards the first direction respectively and away from the bed frame to form a U shape.

Description

U-shaped curve electric bed

Technical Field

The present invention relates to a bed, and more particularly to a U-shaped curve electric bed.

Background

People are in bed every day around 1/3, and the structure of the bed is that a soft mattress is arranged on a flat bed, and then the user lies directly above the flat bed to rest. However, when some users read books and use 3D products in a semi-lying posture, the waist and back of the users are under abnormal bending state, which causes the problems of protrusion of intervertebral disc, discomfort of muscles and bones, and stiffness of muscles.

Lifting the legs can relieve leg soreness and edema, and promote blood circulation. However, the conventional mattress is flat, and when a user wants to lift legs, he or she needs to lie his or her upper body on the mattress, and the legs of his or her lower body are at an angle of approximately 90 degrees to the upper body and lean against the wall, which causes inconvenience in lifting his or her feet.

Therefore, there is a need to provide a new and improved U-curve electric bed to solve the above-mentioned problems.

Disclosure of Invention

The present invention is directed to solving the above-mentioned problems and provides a U-shaped curve electric bed, which can be bent in a U-shaped curve.

To achieve the above object, the present invention provides a U-shaped curve electric bed, comprising: the bed frame comprises a top surface, and the bed frame defines the direction faced by the top surface as a first direction; at least one front supporting mechanism, which is corresponding to the upper half of the human body and can be arranged on the bedstead in a swinging way; at least one rear support mechanism, which is used for corresponding to the lower half of the human body and is arranged on the bedstead in a swinging way; and a power mechanism linking the at least one front supporting mechanism and the at least one rear supporting mechanism to swing towards the first direction respectively and away from the bed frame to form a U shape.

Each front supporting mechanism comprises a first supporting piece and a head and neck supporting piece pivoted with the first supporting piece, each rear supporting mechanism comprises a second supporting piece and a leg supporting piece pivoted with the second supporting piece, the first supporting piece and the second supporting piece are respectively arranged on the bedstead in a swinging mode, the first supporting piece and the second supporting piece are respectively in an arc shape with a bent opening facing to the first direction, and the head and neck supporting piece and the leg supporting piece are respectively in a straight rod shape.

The power mechanism further comprises a first power unit, the first power unit comprises a first push rod capable of linearly stretching and moving, the first power unit is connected to the second support piece and the leg support piece, and the first push rod can telescopically drive the leg support piece to pivot relative to the second support piece.

The U-shaped curve electric bed further comprises a rear rotating rod and at least one rear pushing component, the power mechanism further comprises a second power unit, the rear rotating rod is connected to the bed frame in a swinging mode, each rear pushing component is provided with a rear connecting portion connected to the rear rotating rod in a hinged mode and a rear pushing portion located below at least one rear supporting mechanism and used for pushing and supporting the rear pushing portion to swing, the second power unit further comprises a rear push rod capable of linearly stretching and moving, the second power unit is arranged on the bed frame, and the rear rotating rod is controlled by the rear push rod to actuate to drive the rear pushing portion to push and support at least one rear supporting mechanism to swing.

The U-shaped curve electric bed further comprises a front rotating rod and at least one front pushing component, the power mechanism further comprises a front power unit, the front rotating rod is connected with the bed frame in a swinging mode, each front pushing component is provided with a front connecting part connected with the front rotating rod in a linking mode and a front pushing part located below at least one front supporting mechanism and used for pushing and supporting the front rotating rod to swing, the front power unit further comprises a front push rod capable of linearly stretching and moving, the front power unit is arranged on the bed frame, and the front rotating rod is controlled by the front push rod to act to drive the front pushing part to push and support at least one front supporting mechanism to swing.

The U-shaped curve electric bed further comprises a front rotating rod and at least one front pushing component, the power mechanism further comprises a front power unit, the front rotating rod is connected with the bed frame in a swinging mode, each front pushing component is provided with a front connecting part connected with the front rotating rod in a linking mode and a front pushing part located below at least one front supporting mechanism and used for pushing and supporting the front rotating rod to swing, the front power unit further comprises a front push rod capable of linearly stretching and moving, the front power unit is arranged on the bed frame, and the front rotating rod is controlled by the front push rod to act to drive the front pushing part to push and support at least one front supporting mechanism to swing; the at least one front supporting mechanism and the at least one rear supporting mechanism are arranged in a second direction, the second direction is transverse to the first direction, the first power unit, the second power unit and the front power unit are arranged in a staggered mode in the second direction, and the second power unit is located between the first power unit and the front power unit.

The U-shaped curve electric bed further comprises at least one front pushing component and an auxiliary component, each front pushing component is provided with a front connecting part which can be connected with the bed frame in a swinging mode and a front pushing part which is positioned below at least one front supporting mechanism and used for pushing and supporting the front pushing part to swing, the auxiliary component comprises a guide piece and a roller which can move along the guide piece in a radially separated mode, one of the front supporting mechanism and the front pushing component is convexly provided with the guide piece, and the other front supporting mechanism and the front pushing component is provided with the roller.

The guiding member is provided with a hook portion, and the roller is radially and detachably hooked by the hook portion to form a synchronous relationship.

The guide part is provided with a long sliding hole which is arc-shaped, the auxiliary component further comprises a link component, one end of the link component is pivoted on the forward pushing component, and the other end of the link component is provided with a rolling part which can be arranged on the long sliding hole in a rolling way.

The leg supporting piece is convexly provided with a rear supporting part which can be abutted against the bedstead; the first push rod of the first power unit is pivoted on the second supporting piece; the rear push rod of the second power unit is pivoted on the rear rotating rod; the front push rod of the front power unit is pivoted on the front rotary rod; the rear rotating rod radially protrudes to form a rear connecting end part which is pivoted on the bedstead; the front rotary rod radially protrudes to form a front connecting end part which is pivoted on the bedstead; the second supporting member, the leg supporting member and the rear pushing portion are coaxially pivoted to each other; the front pushing component also comprises a front supporting part, the front connecting part comprises a first section and a second section pivoted with the first section, the first section is integrally connected with the front rotary rod, the second section is connected between the first section and the front pushing part, the front supporting part is convexly arranged on the front connecting part, and the front supporting part can be abutted against the bedstead; the U-shaped curve electric bed also comprises an auxiliary assembly, the auxiliary assembly comprises a guide piece and a roller which can move along the guide piece in a radially separated manner, at least one front supporting mechanism is convexly provided with the guide piece, and one of at least one front pushing assembly is provided with the roller; the guide piece is provided with a hook part, and the roller can be radially and detachably hooked by the hook part to form a synchronous relationship; the guide part is provided with a long sliding hole which is arc-shaped, the auxiliary component further comprises a linking component, one end of the linking component is pivoted to the forward pushing component, and the other end of the linking component is provided with a rolling part which can be arranged in the long sliding hole in a rolling way; the guide piece is an arc-shaped piece, an arc-shaped guide part is arranged on the outer side of the guide piece, and the roller can move along the arc-shaped guide part; the guide piece is radially and gradually convex from the head and neck support piece to the first support piece; the U-shaped curve electric bed is also provided with a cushion unit, the cushion unit comprises a plurality of battens and at least one flexible connecting piece, and the battens are linked into a whole at intervals along a combination direction through the at least one connecting piece and have the same reference surface; the plurality of slats are arranged along the contour of the at least one front supporting mechanism and the at least one rear supporting mechanism; the bedstead also comprises a bottom surface which is arranged at an interval with the top surface, the bottom surface faces the first direction, when at least one front supporting mechanism is at an initial position, part of the laths lean against the top surface, the front supporting part supports against the bottom surface, and the rollers and the guiding piece are arranged separately.

The invention has the beneficial effects that: the adjustable bending of the invention is in a U-shaped curve.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of the present invention.

Fig. 2 is another perspective view of a preferred embodiment of the present invention.

FIG. 3 is a top view of a preferred embodiment of the present invention.

FIG. 4 is a side sectional view of a preferred embodiment of the present invention.

FIG. 5 is a partial side sectional view of a preferred embodiment of the present invention.

FIG. 6 is a side sectional view of a preferred embodiment of the present invention in a U-shape.

FIG. 7 is another side sectional view of a preferred embodiment of the present invention.

FIG. 8 is a partially enlarged view of another preferred embodiment of the present invention. .

1: U-shaped curve electric bed

10: bed frame

11 top surface of

12 bottom surface

20 front supporting mechanism

21 first support

22 head and neck support

30 rear support mechanism

31 second support

32 leg support

33 rear support part

4: power mechanism

40 first power unit

41 first push rod

42 second power unit

421 rear push rod

43 front power unit

431 front push rod

50: rear rotating rod

51 rear connection end

60 rear pushing component

61 rear connecting part

62 rear pushing part

70 front rotary rod

71 front connecting end

80 forward pushing component

81 front connecting part

811 first section

812 second segment

82 front pushing part

85 front support part

90 auxiliary assembly

91 guide member

911 arc guiding part

912 hook part

913 long sliding hole

92, rolling wheel

93 linking component

931 roller

100 cushion unit

101: lath

102 connecting piece

L1 first Direction

L2 second Direction

Detailed Description

The following description is given by way of example only, and is not intended to limit the scope of the invention.

Referring to fig. 1 to 7, which illustrate a preferred embodiment of the present invention, a U-shaped curved electric bed 1 of the present invention includes a bed frame 10, at least one front supporting mechanism 20, at least one rear supporting mechanism 30 and a power mechanism 4.

The bed frame 10 includes a top surface 11, the bed frame 10 defines the direction faced by the top surface 11 as a first direction L1; the at least one front supporting mechanism 20 is provided for corresponding to the upper half of the human body, and the at least one front supporting mechanism 20 is arranged on the bedstead 10 in a swinging way; the at least one rear supporting mechanism 30 is provided for corresponding to the lower half of the human body, and the at least one rear supporting mechanism 30 is swingably provided on the frame 10; the power mechanism 4 links the at least one front supporting mechanism 20 and the at least one rear supporting mechanism 30 to swing away from the bed frame 10 in the first direction L1, respectively, and is substantially U-shaped. The power mechanism 4 includes a first power unit 40, a second power unit 42 and a front power unit 43.

Specifically, each of the front supporting mechanisms 20 includes a first supporting member 21 and a head and neck supporting member 22 pivotally connected to the first supporting member 21, the rear supporting mechanism 30 includes a second supporting member 31 and a leg supporting member 32 pivotally connected to the second supporting member 31, the first supporting member 21 and the second supporting member 31 are respectively swingably disposed on the bed frame 10, the first supporting member 21 and the second supporting member 31 are respectively in an arc shape with a curved opening facing the first direction L1, and the head and neck supporting member 22 and the leg supporting member 32 are respectively in a straight rod shape. Therefore, the leg support can be regulated and controlled to form a U-shaped curve to support the body to form a U shape, so that the legs can be lifted, the knees can be straightened to achieve the effect of lifting the feet, the curve of the back, the waist and the hip is fitted, the comfort is improved, and the waist pressure is relieved. Preferably, the leg supporting member 32 is provided with a rear supporting portion 33, the rear supporting portion 33 can be abutted against the bed frame 10, so that the leg supporting member 32 can be laid on the bed frame 10 by swinging the rear supporting portion 33 downwards relative to the second supporting member 31, and the leg can be laid flat and straightened.

The first power unit 40 includes a first push rod 41 capable of linearly moving in a telescopic manner, the first power unit 40 is connected to the second supporting member 31 and the leg supporting member 32, the first push rod 41 can telescopically drive the leg supporting member 32 to pivot with respect to the second supporting member 31, in this embodiment, the first push rod 41 of the first power unit 40 is pivoted to the second supporting member 31. Further, when the first push rod 41 is extended to the longest, on the side opposite to the first direction L1, the angle between the second supporting member 31 and the leg supporting member 32 is greater than 90 degrees and is approximately 180 degrees, so as to lift the hip and support the knee of the leg in a straight state, thereby achieving the effect of lifting the leg; otherwise, the size is gradually reduced; the included angle ranges from greater than 75 degrees. The second supporting member 31 corresponds to a thigh, the leg supporting member 32 corresponds to a calf, and the first push rod 41 is contracted to enable the leg to be supported in a knee bending state when the included angle between the second supporting member 31 and the leg supporting member 32 is smaller than 180 degrees; therefore, the amount of extension and retraction of the first push rod 41 of the first power unit 40 can be adjusted and controlled according to the degree of leg bending to be maintained.

The U-shaped curved electric bed 1 further includes a rear rotating rod 50 and at least one rear pushing component 60, the rear rotating rod 50 is swingably connected to the bed frame 10, in this embodiment, the rear rotating rod 50 radially protrudes a rear connecting end 51, the rear connecting end 51 is pivoted (as a rotation axis) to the bed frame 10, each rear pushing component 60 is provided with a rear connecting portion 61 linked to the rear rotating rod 50 and a rear pushing portion 62 located under at least one rear supporting mechanism 30 for pushing against the swinging thereof, the second power unit 42 further includes a rear pushing rod 421 capable of linearly moving in a telescopic manner, the second power unit 42 is provided to the bed frame 10, in this embodiment, the rear pushing rod 421 of the second power unit 42 is pivoted to the rear rotating rod 50, the rear rotating rod 50 is controlled by the rear pushing rod 421 to actuate (extend or contract) to drive the rear pushing portion 62 to push at least one rear supporting mechanism 30 to swing, in detail, the rear pushing rod 421 is controlled to extend to push the rear supporting mechanism 30 to swing away from the bed frame 10; otherwise, the rear supporting mechanism 30 is pulled to swing close to the bed frame 10; therefore, the supporting force is good and the adjustable swing angle between the rear supporting mechanism 30 and the bed frame 10 is large. In this embodiment, the second supporting member 31, the leg supporting member 32 and the rear pushing portion 62 are coaxially pivoted to each other; thus, the supporting force is good and the structure is simple.

The U-shaped curved electric bed 1 further includes a front rotating rod 70 and at least one front pushing component 80, the front rotating rod 70 is swingably connected to the bed frame 10, the front rotating rod 70 radially protrudes a front connecting end portion 71, the front connecting end portion 71 is pivoted (as a pivoting center) to the bed frame 10, each front pushing component 80 is provided with a front connecting portion 81 linked to the front rotating rod 70 and a front pushing portion 82 located below at least one front supporting mechanism 20 for pushing and supporting the swinging thereof, the front power unit 43 further includes a front pushing rod 431 capable of linearly and telescopically moving, in this embodiment, the front pushing rod 431 of the front power unit 43 is pivoted to the front rotating rod 70, the front power unit 43 is further provided to the bed frame 10, the front rotating rod 70 is controlled by the front pushing rod 431 to drive the front pushing portion 82 to push at least one front supporting mechanism 20 to swing, in this embodiment, the front pushing portion 82 is pivoted to the head and neck supporting member 22, thereby increasing the swing angle of at least one front support mechanism 20 relative to the bed frame 10, making the angle between the head and neck support 22 and the first support 21 be 180 degrees, further increasing the swing range of at least one front support mechanism 20 relative to the bed frame 10, supporting the head and neck and supporting the back to sit upright, and being beneficial to users to drink water and watch TV and enlarge the visual field.

Preferably, the at least one front supporting mechanism 20 and the at least one rear supporting mechanism 30 are disposed in a second direction L2, the second direction L2 is transverse to the first direction L1, the first power unit 40, the second power unit 42 and the front power unit 43 are disposed in a staggered manner in the second direction L2, and the second power unit 42 is disposed between the first power unit 40 and the front power unit 43. The first power unit 40, the second power unit 42 and the front power unit 43 are electric cylinders respectively.

The front supporting portion 80 further includes a front supporting portion 85, the front connecting portion 81 includes a first section 811 and a second section 812 pivoted to the first section 811, the first section 811 is integrally connected to the front rotating rod 70, the second section 812 is connected between the first section 811 and the front supporting portion 82, the front supporting portion 85 is protruded from the front connecting portion 81, the front supporting portion 85 can abut against the frame 10, so that the head and neck supporting member 22 can be flatly placed on the frame 10 with good supporting force.

The U-shaped curve electric bed 1 further includes an auxiliary assembly 90, the auxiliary assembly 90 includes a guiding member 91 and a roller 92 capable of moving along the guiding member 91 in a radially separated manner, at least one of the front supporting mechanism 20 and the at least one of the front pushing and abutting assembly 80 is provided with the guiding member 91 in a protruding manner, and the other is provided with the roller 92; in this embodiment, at least one of the front supporting mechanisms 20 is protruded with the guiding member 91, and at least one of the front pushing components 80 is provided with the roller 92. Preferably, the guiding member 91 is an arc-shaped piece, an arc-shaped guiding portion 911 is disposed on an outer side of the guiding member 91, the roller 92 can move along the arc-shaped guiding portion 911, and the first supporting member 21 can be gradually pushed up toward the at least one rear supporting mechanism 30 and the first direction L1; the guiding member 91 is radially and gradually protruded from the head and neck supporting member 22 to the first supporting member 21, so as to increase the swing amplitude of the front supporting mechanism 20 relative to the bed frame 10, so as to enable a user to sit upright.

The guiding member 91 has a hook portion 912, the roller 92 is hooked by the hook portion 912 in a manner of being radially separated to form a same motion relationship, when the hook portion 912 hooks the roller 92, the first supporting member 21 and the head and neck supporting member 22 can keep a fixed angle while swinging downward relative to the bed frame 10 until the first supporting member 21 stops moving, the roller 92 can be separated from the hook portion 912 to enable the head and neck supporting member 22 to be horizontally placed on the bed frame 10, so as to provide comfort; conversely, the head and neck supporting member 22 can be pushed upward away from the bed frame 10 in the first direction L1 until the first supporting member 21 is lifted up when the roller 92 contacts the hook portion 912, and the head is pushed upward and then the body is pushed upward gradually, so as to provide comfort.

The U-shaped curve electric bed 1 is further provided with a cushion unit 100, the cushion unit 100 includes a plurality of slats 101 and at least one flexible connecting member 102 (such as a soft iron sheet), the slats 101 are linked into a whole at intervals along a combination direction through the at least one connecting member 102 and have the same reference plane; the plurality of slats 101 are arranged along the contour of the at least one front support means 20 and the at least one rear support means 30. In a side view, when the at least one front supporting mechanism 20 and the at least one rear supporting mechanism 30 can swing away from the bed frame 10 in the first direction L1 to form a U shape, the plurality of slats 101 are arranged along the contours of the head and neck supporting member 22, the first supporting member 21, the second supporting member 31, and the leg supporting member 32 to form a U shape, so as to meet the ergonomics, so that the user can stand upright and sit upright and also can straighten the knees and lift the legs, that is, the plurality of slats 101 can deform to a predetermined shape along with the driving of the head and neck supporting member 22, the first supporting member 21, the second supporting member 31, and the leg supporting member 32. Wherein, each of the slats 101 is made of wood.

The bed frame 10 further includes a bottom 12 spaced apart from the top 11, the bottom 12 faces the first direction L1, when at least one of the front supporting mechanisms 20 is in an initial position, a portion of the slats 101 is abutted against the top 11, the front supporting portion 85 is abutted against the bottom 12, the rollers 92 and the guiding members 91 are separated, so that the neck support 22 can be laid flat on the bed frame 10 with good supporting force.

Specifically, the number of the at least one front supporting mechanism 20 and the number of the at least one rear supporting mechanism 30 are two, so as to provide a supporting force to the cushion unit 100 more uniformly.

Referring to fig. 8, it shows another preferred embodiment of the present invention, the guiding element 91 is provided with a long sliding hole 913, the long sliding hole 913 is arc-shaped, the auxiliary assembly 90 further includes a linking element 93, one end of the linking element 93 is pivoted to the forward pushing element 80 and is coaxially disposed with the roller 92, the other end of the linking element 93 is provided with a rolling element 931 rollably inserted into the long sliding hole 913, the long sliding hole 913 can limit the movement track of the rolling element 931, the rolling element 931 can serve as a fulcrum to change the force application directions of the first supporting element 21 and the neck supporting element 22, and the linking element 93 can limit the relative movement range of the first supporting element 21.

Claims

1. A U-shaped curve electric bed is characterized in that: the method comprises the following steps:

the bed frame comprises a top surface, and the direction facing the top surface is defined as a first direction;

at least one front supporting mechanism for corresponding to the upper body and set on the bed frame;

at least one back support mechanism for the lower body and set on the bed frame; and

a power mechanism linking the at least one front supporting mechanism and the at least one rear supporting mechanism to swing towards the first direction respectively to be away from the bed frame and to be in a U shape.

2. The U-curve electric bed as claimed in claim 1, wherein: each front supporting mechanism comprises a first supporting piece and a head and neck supporting piece pivoted with the first supporting piece, each rear supporting mechanism comprises a second supporting piece and a leg supporting piece pivoted with the second supporting piece, the first supporting piece and the second supporting piece are respectively arranged on the bedstead in a swinging mode, the first supporting piece and the second supporting piece are respectively in an arc shape with a bent opening facing to the first direction, and the head and neck supporting piece and the leg supporting piece are respectively in a straight rod shape.

3. The U-curve electric bed as claimed in claim 2, wherein: the power mechanism further comprises a first power unit, the first power unit comprises a first push rod capable of linearly stretching and moving, the first power unit is connected to the second support piece and the leg support piece, and the first push rod can telescopically drive the leg support piece to pivot relative to the second support piece.

4. The U-curve electric bed as claimed in claim 3, wherein: the power mechanism also comprises a second power unit, the rear rotating rod is connected with the bedstead in a swinging way, each rear pushing component is provided with a rear connecting part which is connected with the rear rotating rod and a rear pushing part which is positioned at the lower part of at least one rear supporting mechanism and is used for pushing and supporting the rear supporting mechanism to swing, the second power unit also comprises a rear push rod which can linearly move in a telescopic way, the second power unit is arranged on the bedstead, and the rear rotating rod is controlled by the rear push rod to actuate and drive the rear pushing part to push and support at least one rear supporting mechanism to swing.

5. The U-curve electric bed as claimed in claim 1, wherein: the power mechanism also comprises a front rotary rod and at least one front pushing component, the front rotary rod is connected with the bedstead in a swinging way, each front pushing component is provided with a front connecting part which is connected with the front rotary rod and a front pushing part which is positioned at the lower part of at least one front supporting mechanism and is used for pushing and supporting the front supporting mechanism to swing, the front power unit also comprises a front push rod which can linearly move in a telescopic way, the front power unit is arranged on the bedstead, and the front rotary rod is controlled by the front push rod to act so as to drive the front pushing part to push and support at least one front supporting mechanism to swing.

6. The U-curve electric bed as claimed in claim 4, wherein: the power mechanism also comprises a front rotary rod and at least one front pushing component, the front rotary rod is connected with the bedstead in a swinging way, each front pushing component is provided with a front connecting part which is linked with the front rotary rod and a front pushing part which is positioned at the lower part of at least one front supporting mechanism and is used for pushing and supporting the front rotary rod to swing, the front power unit also comprises a front push rod which can linearly move in a telescopic way, the front power unit is arranged on the bedstead, and the front rotary rod is controlled by the front push rod to act so as to drive the front pushing part to push and support at least one front supporting mechanism to swing; the at least one front supporting mechanism and the at least one rear supporting mechanism are arranged in a second direction, the second direction is transverse to the first direction, the first power unit, the second power unit and the front power unit are arranged in a staggered mode in the second direction, and the second power unit is located between the first power unit and the front power unit.

7. The U-curve electric bed as claimed in claim 1, wherein: the auxiliary assembly comprises a guide piece and a roller which can move along the guide piece in a radial separation manner, wherein one of the front supporting mechanism and the at least one front pushing assembly is convexly provided with the guide piece, and the other one of the front supporting mechanism and the at least one front pushing assembly is provided with the roller.

8. The U-curve electric bed as claimed in claim 7, wherein: the guiding member is provided with a hook portion, and the roller is radially and detachably hooked by the hook portion to form a synchronous relationship.

9. The U-curve electric bed as claimed in claim 7, wherein: the guide part is provided with a long sliding hole which is arc-shaped, the auxiliary component further comprises a link component, one end of the link component is pivoted on the forward pushing component, and the other end of the link component is provided with a rolling part which can be arranged on the long sliding hole in a rolling way.

10. The U-curve electric bed as claimed in claim 6, wherein: the leg supporting piece is convexly provided with a rear supporting part which can be abutted against the bedstead; the first push rod of the first power unit is pivoted on the second supporting piece; the rear push rod of the second power unit is pivoted on the rear rotating rod; the front push rod of the front power unit is pivoted on the front rotary rod; the rear rotating rod radially protrudes to form a rear connecting end part which is pivoted on the bedstead; the front rotary rod radially protrudes to form a front connecting end part which is pivoted on the bedstead; the second supporting member, the leg supporting member and the rear pushing portion are coaxially pivoted to each other; the front pushing component also comprises a front supporting part, the front connecting part comprises a first section and a second section pivoted with the first section, the first section is integrally connected with the front rotary rod, the second section is connected between the first section and the front pushing part, the front supporting part is convexly arranged on the front connecting part, and the front supporting part can be abutted against the bedstead; the U-shaped curve electric bed also comprises an auxiliary assembly, the auxiliary assembly comprises a guide piece and a roller which can move along the guide piece in a radially separated manner, at least one front supporting mechanism is convexly provided with the guide piece, and one of at least one front pushing assembly is provided with the roller; the guide piece is provided with a hook part, and the roller can be radially and detachably hooked by the hook part to form a synchronous relationship; the guide part is provided with a long sliding hole which is arc-shaped, the auxiliary component further comprises a linking component, one end of the linking component is pivoted to the forward pushing component, and the other end of the linking component is provided with a rolling part which can be arranged in the long sliding hole in a rolling way; the guide piece is an arc-shaped piece, an arc-shaped guide part is arranged on the outer side of the guide piece, and the roller can move along the arc-shaped guide part; the guide piece is radially and gradually convex from the head and neck support piece to the first support piece; the U-shaped curve electric bed is also provided with a cushion unit, the cushion unit comprises a plurality of battens and at least one flexible connecting piece, and the battens are linked into a whole at intervals along a combination direction through the at least one connecting piece and have the same reference surface; the plurality of slats are arranged along the contour of the at least one front supporting mechanism and the at least one rear supporting mechanism; the bedstead also comprises a bottom surface which is arranged at an interval with the top surface, the bottom surface faces the first direction, when at least one front supporting mechanism is at an initial position, part of the laths lean against the top surface, the front supporting part supports against the bottom surface, and the rollers and the guiding piece are arranged separately.