CN109393825B

CN109393825B - Adjustable bed

Info

Publication number: CN109393825B
Application number: CN201811634724.6A
Authority: CN
Inventors: 范哲
Original assignee: University of Shanghai for Science and Technology
Current assignee: University of Shanghai for Science and Technology
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2024-04-19
Anticipated expiration: 2038-12-29
Also published as: CN109393825A

Abstract

The invention provides an adjustable bed, which is provided with a moving part and a bed body, wherein the bed body is provided with a bed frame and a bed fence frame, the moving part is arranged on the bed frame, the moving part can move relative to the bed body to increase the length of the bed body, the inner side of a vertical beam of the bed is provided with a track groove, both sides of a moving bottom plate are provided with sliding rails which can slide along the track groove to drive the moving bottom plate to slide, the side bars of the guardrail are provided with fixing holes which are matched with the fixing holes on a cross bar of the bed fence, and the fixing holes are used for connecting the moving part and the bed body so as to fix the moving part. Therefore, the invention has the advantages of convenient and safe operation and adjustable lengths, and can be applied to single-layer beds and various combinations such as multi-layer beds or upper and lower tables, thus having universal applicability and good economy.

Description

Adjustable bed

Technical Field

The invention relates to a bed, in particular to an adjustable bed.

Background

With the development of Chinese economy, the life quality of modern teenagers is continuously improved, and the figures of 180cm,185cm and even 190cm of the height are not enough. However, the sizes of beds in the market are not properly adjusted, most of the beds in the whole country still use the sizes of 90cm x200cm which are standard in the past in the country, and the beds do not have adjustable length, so that people with high heights cannot fully rest and can only bear in a narrow space. Not only are groups of students subjected to feedback of such conditions, but such problems exist in temporary dwellings of athletes, staff dormitories, and even in ordinary families. At present, most people only buy a large bed to solve the problem, but the scheme is uneconomical, and is not practical for groups such as students, athletes, staff and the like.

Disclosure of Invention

The invention is carried out to solve the problems, and aims to provide an adjustable bed which is convenient to realize multiple adjustable lengths and has universal applicability and economy.

The invention provides an adjustable bed having the features that it comprises:

A bed body having a bed frame and a bed rail frame; and a moving part arranged on the bed frame, the moving part can move relative to the bed body to increase the length of the bed body,

Wherein the bed frame is provided with two bed cross beams and two bed vertical beams, the two bed cross beams and the two bed vertical beams form a rectangular bed frame, the inner side of the bed vertical beams is provided with a track groove,

The bed fence frame is provided with at least two bed fence vertical rods and a bed fence cross rod, the bed fence cross rod is arranged on the bed vertical beam through the bed fence vertical rods, the bed fence cross rod is provided with a fixing hole,

The moving part is provided with a moving bottom plate, a sliding rail, a guardrail cross bar, a first supporting rod and two guardrail side bars,

Both sides of the movable bottom plate are provided with sliding rails which can slide along the rail grooves so as to drive the movable bottom plate to slide,

The first support rod is vertically arranged on the upper surface of the far end of the movable bottom plate, the height of the first support rod is equal to that of the vertical rod of the bed fence,

The guardrail cross bar and the two guardrail side bars are respectively and vertically connected and positioned on the same horizontal plane, the guardrail cross bar and the guardrail side bars are arranged on the movable bottom plate through a first supporting rod,

The guardrail side rod is provided with a fixing hole which is matched with the fixing hole on the cross rod of the bed fence and is used for connecting the moving part with the bed body so as to fix the moving part.

In the adjustable bed provided by the invention, the adjustable bed can also have the following characteristics: wherein, the movable bottom plate is provided with a height compensation block which is arranged on the upper surface of the far end of the movable bottom plate, and the height of the height compensation block is equivalent to the height of the bed beam.

In the adjustable bed provided by the invention, the adjustable bed can also have the following characteristics: the movable bottom plate is provided with a limiting block, and the limiting block is arranged on the upper surface of the proximal end of the movable bottom plate and used for preventing the movable bottom plate from being pulled away from the bed body.

In the adjustable bed provided by the invention, the adjustable bed can also have the following characteristics: the bed body further comprises a plane supporting plate, two sides of the plane supporting plate are connected with the inner side of the bed vertical beam, and the upper surface of the plane supporting plate is contacted with the lower surface of the movable bottom plate and used for supporting the movable part.

In the adjustable bed provided by the invention, the adjustable bed further comprises a supporting part: the bed body is provided with bed legs, the bed legs are arranged at the top of the bed frame, and the supporting part is arranged on the bed legs of the bed body at one end where the moving part is arranged and used for supporting the moving part.

In the adjustable bed provided by the invention, the adjustable bed can also have the following characteristics: the supporting part is provided with a supporting rod which is connected with the bed leg at a certain included angle, and the included angle is larger than zero and smaller than 90 degrees.

In the adjustable bed provided by the invention, the adjustable bed can also have the following characteristics: the vertical distance from the top end of the support rod to the bed leg is less than or equal to half of the length of the movable bottom plate, and the vertical distance from the connecting part of the support rod and the bed leg to the movable bottom plate is greater than the vertical distance from the top end of the support rod to the bed leg.

In the adjustable bed provided by the invention, the adjustable bed can also have the following characteristics: wherein, be provided with the bed crossbeam between two bed legs of the bed body of the one end that remove portion place, the supporting part has the telescopic link, and the one end of this telescopic link is fixed to be set up on the bed crossbeam, and the other end is fixed to be set up at the lower surface of removing the bottom plate.

In the adjustable bed provided by the invention, the adjustable bed can be characterized by further comprising a telescopic valance part: wherein the telescoping valance portion has a valance frame support bar and a valance frame, the valance frame support bar being disposed on the bed cross beam, the valance frame being disposed on a horizontal plane above the bed body by the valance frame support bar.

In the adjustable bed provided by the invention, the adjustable bed can also have the following characteristics: wherein, the valance frame is formed by two valance frame cross bars and two telescopic valance frame montants in a surrounding way, the length of the valance frame cross bars is adapted to the width of the bed body, and the length of the telescopic valance frame montants is adapted to the length of the adjustable bed.

Effects and effects of the invention

According to the adjustable bed, the bed is provided with the moving part and the bed body, the bed body is provided with the bed frame and the bed fence frame, the moving part is arranged on the bed frame, the moving part can move relative to the bed body to increase the length of the bed body, the inner side of the bed vertical beam is provided with the track groove, the two sides of the moving bottom plate are provided with the sliding rails, the sliding rails can slide along the track groove to drive the moving bottom plate to slide, the side bars of the guardrail are provided with the fixing holes, and the fixing holes are adapted to the fixing holes on the cross bars of the bed fence and are used for connecting the moving part and the bed body to fix the moving part.

Drawings

FIG. 1 is a schematic view of an adjustable bed 100 according to a first embodiment of the present invention;

fig. 2 is a schematic front view of the moving part 12 in the first embodiment of the present invention;

FIG. 3 is a schematic front view of a bed rail in accordance with a first embodiment of the invention;

FIG. 4 is a schematic illustration of the engagement of a bed rail and a guardrail side rail in accordance with a first embodiment of the present invention;

fig. 5 is a schematic structural view of the supporting portion 13 in the first embodiment of the present invention;

FIG. 6 is a schematic left-hand view of the mantle section 14 in a first embodiment of the invention;

FIG. 7 is a schematic top view of a valance portion 14 in accordance with a first embodiment of the invention;

fig. 8 is a schematic structural view of a supporting portion 23 in a second embodiment of the present invention;

FIG. 9 is a top view of the valance portion 24 in a second embodiment of the invention;

fig. 10 is a schematic structural view of a supporting portion 33 in a third embodiment of the present invention; and

FIG. 11 is a schematic top view of the valance portion 34 in a third embodiment of the invention.

Detailed Description

In order to make the technical means, the creation features, the achievement of the purpose and the effect of the present invention easy to understand, the following embodiments specifically describe the present invention with reference to the accompanying drawings.

Example 1

Fig. 1 is a schematic structural view of an adjustable bed 100 according to a first embodiment of the present invention.

As shown in fig. 1, the adjustable bed 100 in the present embodiment has a bed body 11 and a moving portion 12.

The bed body 11 has bed legs 111, bed vertical beams 112, bed cross beams 113, bed rail cross bars 114, and bed rail vertical bars 115.

Wherein the legs 111 have legs 111a, 111b, 111c and 111d;

the bed vertical beams 112 have a bed vertical beam 112a and a bed vertical beam 112b;

the bed beam 113 has a bed beam 113a and a bed beam 113b;

bed rail 114 has a bed rail 114a and bed rail cross bar 114b;

The bed rail vertical bar 115 has a bed rail vertical bar 115a, a bed rail vertical bar 115b, a bed rail vertical bar 115c, and a bed rail vertical bar 115d.

The moving part 12 has a moving floor 121, a first support bar 122, a guardrail rail 123, and guardrail side bars 124.

The first support bar 122 has a first support bar 122a and a first support bar 122b;

the guardrail side bar 124 has a guardrail side bar 124a and a guardrail side bar 124b.

The bed vertical beams 112a, the bed vertical beams 112b, the bed cross beams 113a and the bed cross beams 113b are surrounded to form a rectangular bed frame.

The legs 111a, 111b, 111c and 111d are vertically disposed on the lower surfaces of the four vertexes of the frame, respectively, to support the frame from the ground.

The bed rail vertical rods 115a and 115b are equal in height, the bottom ends of the bed rail vertical rods and 115b are vertically arranged on the upper surface of the bed vertical beam 112a, and the distance between the bed rail vertical rods and the bed rail vertical beam is matched with the degree of the bed rail cross rod 114 a. One end of the bed rail cross bar 114a is connected with the upper end of the bed rail vertical bar 115a, the other end is connected with the upper end of the bed rail vertical bar 115b, and the bed rail cross bar, the bed rail vertical bar and the bed rail vertical bar are encircled to form a U-shaped first bed rail frame.

The bed rail cross bar 114b, the bed rail vertical bar 115c, and the bed rail vertical bar 115d enclose a second bed rail frame that forms a U-shape. The second rail is identical in structure to the first rail and is symmetrically disposed on the upper surface of the bed vertical beam 112 b.

The first support bar 122a has the same structure as the first support bar 122b, is equal in height to the bed rail vertical bar 115, and has bottom ends vertically disposed on upper surfaces at both vertexes of the distal end of the moving bottom plate 121, respectively.

The length of the rail cross bar 123 is equal to the width of the moving bottom plate 121, and one end of the rail cross bar 123 is fixed to the top end of the first support bar 122a and the other end is fixed to the top end of the first support bar 122 b.

One end of the guardrail side bar 124a is fixed to the top end of the first support bar 122a, perpendicular to the cross rail 123 and parallel to the side of the moving floor 121.

The guardrail side bar 124b is identical in structure to the guardrail side bar 124a and is symmetrically disposed at the top end of the first support bar 122 b.

Both side surfaces of the moving base 121 are provided with slide rails (not shown in fig. 1) which are respectively engaged with rail grooves (not shown in fig. 1) of the inner surfaces of the bed vertical beams 112a and 112b, so that the moving base 121 can slide with respect to the bed vertical beams 112 to extend the length of the bed body 11.

Fig. 2 is a schematic front view of the moving part 12 in the first embodiment.

As shown in fig. 2, the height compensation block 125 has a length equal to the width of the moving base 121 and is provided on the upper surface of the distal end of the moving base 121.

The vertical distance from the upper surface of the height compensation block 125 to the bottom end of the bed leg 111 is equal to the vertical distance from the bed cross beam 113 to the bottom end of the bed leg 111, so that when the length of the bed body 11 is increased along with the outward drawing of the moving part 12, the two ends of the bed do not generate height difference to influence the horizontality of the bed, thereby ensuring the sleeping quality.

The side rail 124a has a screw hole 126a, a screw hole 126b, and a screw hole 126c.

Three threaded holes are symmetrically formed in the side rail 124 b.

In the present embodiment, the moving portion 12 may be integrally formed.

Fig. 3 is a schematic front view of a bed rail in accordance with a first embodiment.

As shown in fig. 3, the bed rail 114a has threaded holes 116a, 116b and 116c.

Three threaded holes are symmetrically formed in the bed rail cross bar 114 b.

Fig. 4 is a schematic view of the engagement of the bed rail and the guardrail side rail in the first embodiment.

As shown in fig. 4, the moving part 12 is translated outwardly according to the length of the bed to be extended, so that the guardrail side bar 124a is fitted into the screw hole of the bed rail cross bar 114a, and the guardrail side bar 124b is fitted into the screw hole of the bed rail cross bar 114b, and then is fixed by screws through the screw holes, respectively, and nuts.

Other configurations of the guardrail side rails 124 and bed rail 114 are possible in this embodiment.

For example, the guardrail side bars 124 and the bed rail cross bars 114 are respectively provided with a plurality of thread-like holes, so as to realize the extension of the bed body with a plurality of gears.

For another example, the guardrail side bars 124 are provided with fixed slots, and the bed rail cross bars 114 are provided with a plurality of thread-like holes, so that the extension of the bed body with a plurality of gears is realized.

Or the guardrail side rods 124 are provided with a plurality of thread-like holes, and the bed rail cross rods 114 are provided with fixing grooves, so that the extension of the bed body with a plurality of gears is realized.

For another example, the guardrail side bars 124 and the bed rail cross bars 114 are provided with fixing grooves, so that the bed body can be randomly extended within a certain range.

In this embodiment, the bed body 11 further has a support plate 118 (not shown in fig. 1), and two sides of the support plate 118 are connected to the inner sides of the vertical beams of the bed, and are arranged on the lower surface of the moving plate 121 to support the moving plate 121, thereby reducing the pressure of the sliding rail and prolonging the service life of the moving part 12.

In this embodiment, a stopper (not shown in fig. 1) is further provided on the upper surface of the proximal end of the moving plate 121, and the stopper has a height adapted to the height of the bed beam to prevent the moving part 12 from being pulled out.

Fig. 5 is a schematic structural view of the supporting portion 13 in the first embodiment.

The two support portions 13 are fixed to the legs 111a and 111b, respectively.

As shown in fig. 5, the support portion 13 has a fixed sleeve 131 and a rotating lever 132.

The fixing sleeve 131 is sleeved on the bed leg 111 a.

The rotating rod 132 is arranged on the outer side of the fixed sleeve 131, and forms an included angle A with the fixed sleeve, wherein the included angle A is larger than 0 degrees and smaller than 90 degrees. The rotating rod 132 can rotate 360 degrees around the fixed sleeve 131 at the included angle a and can be fixed at a desired position angle.

The vertical distance from the top end of the rotating rod 132 to the bed leg 111a is less than or equal to half the length of the moving plate 121.

The vertical distance from the fixed sleeve 131 to the moving plate 121 is equal to or greater than the vertical distance from the top end of the rotating rod 132 to the bed leg 111 a.

Fig. 6 is a schematic left-hand view of the valance portion 14 of the first embodiment.

Fig. 7 is a schematic top view of the valance portion 14 in the first embodiment.

As shown in fig. 6 and 7, the valance portion 14 has valance support bars 141, valance cross bars 142, and valance vertical bars 143.

Among them, the valance support bar 141 has a valance support bar 141a, a valance support bar 141b, a valance support bar 141c (not labeled in fig. 6), and a valance support bar 141d (not labeled in fig. 6).

The valance rail 142 has a valance rail 142a and a valance rail 142b.

The vertical valance bar 143 has a vertical valance bar 143a, a vertical valance bar 143b, a vertical valance bar 143c, and a vertical valance bar 143d.

The vertical valance bar 143a is provided with a plurality of screw holes, which are matched with the screw holes on the vertical valance bar 143b, and the length of the vertical valance bar 143a and the vertical valance bar 143b which are connected with the nuts through screws is matched with the length of the moving part 12 which is connected with the bed body 11.

The structure of the vertical valance bar 143c is the same as that of the vertical valance bar 143a, the structure of the vertical valance bar 143b is the same as that of the vertical valance bar 143, and the structure of the vertical valance bar 143c connected with the vertical valance bar 143d is the same as that of the vertical valance bar 143a connected with the vertical valance bar 143 b.

The vertical valance bars 143a and 143c are vertically disposed at both ends of the vertical valance bar 142a, respectively, the vertical valance bars 143b and 143d are vertically disposed at both ends of the vertical valance bar 142b, respectively, and then the vertical valance bars 143a and 143b are connected with the nuts through screws, and the vertical valance bars 143c and 143d are connected with the nuts through screws, thus forming a valance frame parallel to the bed body 11.

The bottom ends of the valance support bars 141a and 141b are respectively disposed on the bed beam 113a, and the top ends are respectively connected to the valance cross bars 142 a.

The bottom ends of the valance support bars 141c (not shown in fig. 6) and the valance support bars 141d (not shown in fig. 6) are respectively disposed on the bed beam 113b, and the top ends are respectively connected to the valance cross bars 142 b.

The valance frame has a width equal to the width of the bed body 11, a shortest length equal to the length of the bed body 11, and a longest length equal to or greater than the sum of the lengths of the moving part 12 and the bed body 11.

< Example two >

In this embodiment, the same reference numerals are given to the same structures as those of the first embodiment, and the same description is omitted, and only a description of the differences in structure will be given.

In this embodiment, the structure is the same as that of the first embodiment except for the supporting portion 23 and the valance portion 24, and therefore, this is omitted.

Fig. 8 is a schematic structural view of the supporting portion 23 in the second embodiment.

The two support portions 23 are fixed to the bed legs 111a and 111b, respectively.

As shown in fig. 8, the support portion 23 is an arc-shaped support bar, and is fixed to the bed leg 111 a.

The vertical distance from the arc-shaped apex to the leg 111a is equal to or greater than half the length of the moving plate 121.

The vertical distance from the combination point of the arc-shaped support rod and the bed leg 111a to the movable plate 121 is greater than or equal to the vertical distance from the arc-shaped vertex to the bed leg 111 a.

The arc-shaped fixing structure is adopted, so that the economic benefit is high, and when the bed is an upper layer, the arc-shaped supporting rod can be used as a clothes hanger, and the multifunctional clothes hanger is multifunctional and convenient.

Fig. 9 is a plan view of the valance portion 24 in the second embodiment.

As shown in FIG. 9, the valance portion 24 has a valance cross bar 242 and valance vertical bars 243. Wherein the valance cross bar 242 has valance cross bar 242a and valance cross bar 242b, and the valance vertical bar 243 has valance vertical bar 243a, valance vertical bar 243b, valance vertical bar 243c and valance vertical bar 243d.

The outer diameter of the vertical valance rod 243a is adapted to the inner diameter of the vertical valance rod 243b, and the vertical valance rod 243a can move freely in the vertical valance rod 243b and can be fixed to a certain length. This length is equal to the length of the bed after translation of the mobile part 12.

Also, the outside diameter of the mantle rail 243c is adapted to the inside diameter of the mantle rail 243d, and the mantle rail 243c is movable within the mantle rail 243d and is fixed to a certain length. This length is equal to the length of the bed after translation of the mobile part 12.

The vertical valance rod 243a and the vertical valance rod 243c are respectively and vertically arranged at two ends of the vertical valance rod 242a, the vertical valance rod 243b and the vertical valance rod 243d are respectively and vertically arranged at two ends of the vertical valance rod 242b, then the vertical valance rod 243a and the vertical valance rod 243b are sheathed together, and the vertical valance rod 243c and the vertical valance rod 243d are sheathed together, thus forming a valance frame parallel to the bed body 11.

Example III

In this embodiment, the structure is the same as that of the first embodiment except for the supporting portion 33 and the valance portion 34, and therefore, this is omitted.

Fig. 10 is a schematic structural view of the support portion 33 in the third embodiment.

As shown in fig. 10, the bed body 11 further has a leg cross member 117 disposed between the two legs 111a and 111 b.

The support portion 33 has a support sleeve 331 and a support sleeve 332.

The support sleeve 331 has a support sleeve 331a and a support sleeve 331b.

The outer diameter of the support sleeve 331a is adapted to the inner diameter of the support sleeve 331b, and can be freely moved within the support sleeve 331b and fixed to a predetermined length.

One end of the support sleeve 331 is connected to the middle of the lower surface of the distal end of the bottom plate 121, and the other end is fixedly connected to the support sleeve 332. The support sleeve 332 is sleeved on the outer surface of the leg beam 117 and can rotate freely relative to the leg beam 117. The support sleeve 332 may be a collar or a spindle bearing.

As the moving plate 121 extends outward, the support sleeve 331 is correspondingly lengthened, and the support sleeve 332 is rotated.

The shortest length of the support sleeve 331 is less than or equal to the vertical distance from the lower surface of the moving bottom plate 121 to the leg rail 117.

The movable bottom plate 121 pulls out the extension bed body 11 to its extended maximum length, and at this time, the linear distance from the midpoint of the distal end of the movable bottom plate 121 to the midpoint of the leg cross beam 117 is B, and the maximum length of the support loop bar 331 is greater than or equal to B.

Fig. 11 is a schematic top view of the valance portion 34 in the third embodiment.

As shown in FIG. 11, the mantle section 34 has a mantle rail 342a, a mantle rail 342b, mantle vertical bars 343a, mantle vertical bars 343b, and four hinge units 341.

The valance cross bar 342a and valance cross bar 342b are identical in construction and the valance vertical bar 343a and valance vertical bar 343b are identical in construction.

The two ends of the vertical valance bar 343a are respectively connected with the two ends of the vertical valance bar 342a through two hinge units 341, the two ends of the vertical valance bar 343b are respectively connected with the two ends of the vertical valance bar 342a through other two hinge units 341, and the vertical valance bar 342a, the vertical valance bar 342b, the vertical valance bar 343a, the vertical valance bar 343b and the four hinge units 341 are encircled to form a valance frame. The valance frame is arranged in parallel above the bed body 11. The valance frame has a width equal to the width of the bed body 11, a shortest length equal to the length of the bed body 11, and a longest length equal to or greater than the sum of the lengths of the moving part 12 and the bed body 11.

The hinge unit 341 has a hinge 341a, a hinge 341b, a hinge 341c, and a hinge 341d.

The hinge 341a, the hinge 341b, the hinge 341c and the hinge 341d are sequentially hinged, one end of the hinge 341a is hinged with the valance cross bar, and one end of the hinge 341d is hinged with the valance vertical bar.

In this embodiment, two hinge units 341 may be connected to two ends of the cross bar 342a of the valance.

All embodiments of the present invention can be applied to single-layer beds, and also to various types of combinations of multi-layer beds or upper and lower tables, etc., and thus have general applicability and good economy.

Effects and effects of the examples

According to the adjustable bed that this embodiment relates to, have movable part and bed body, this bed body has bedstead and bed fence frame, this movable part sets up on the bedstead, this movable part can remove with the bed body in order to increase the length of bed body relatively, the inboard of bed vertical beam is provided with the track groove, the both sides of moving the bottom plate all are provided with the slide rail, thereby this slide rail can slide along the track groove and drive the removal bottom plate and slide, be provided with the fixed orifices on the guardrail side lever, this fixed orifices suits with the fixed orifices on the bed fence horizontal pole, thereby be used for connecting movable part and bed body and fix the movable part, so the invention has convenient operation and safety, multiple length adjustable advantage.

In addition, the height compensation block can compensate the height difference generated by the movement of the movable bottom plate, so that the flatness of the whole bed is increased, and the sleeping quality is better.

In addition, the limiting block enables the movable bottom plate not to be pulled away from the bed body by a large force, the sliding rail can be better protected, and the service life of the movable part is prolonged.

In addition, the plane support plate supports the movable bottom plate, so that the slide rail can be better protected, and the service life of the movable part is prolonged.

In addition, the supporting part supports the movable bottom plate, so that the sliding rail can be better protected, and the service life of the movable part is prolonged. When being applied to the upper berth, the multifunctional clothes rack can also be used as a clothes rack, and the function diversity is realized.

In addition, the valance frame can be adjusted according to the size of the bed, and is convenient and practical.

The above embodiments are preferred examples of the present invention, and are not intended to limit the scope of the present invention.

Claims

1. An adjustable bed, comprising:

a bed body having a bed frame and a bed rail frame; and

A moving part arranged on the bed frame, the moving part can move relative to the bed body to increase the length of the bed body,

Wherein the bed frame is provided with two bed cross beams and two bed vertical beams, the two bed cross beams and the two bed vertical beams form a rectangular bed frame,

The inner side of the bed vertical beam is provided with a track groove,

The two sides of the movable bottom plate are respectively provided with the sliding rail which can slide along the rail grooves so as to drive the movable bottom plate to slide,

The guardrail cross rod and the two guardrail side rods are respectively and vertically connected and positioned on the same horizontal plane, the guardrail cross rod and the guardrail side rods are arranged on the movable bottom plate through the first support rods,

The guardrail side rods are provided with the fixing holes which are matched with the fixing holes on the cross rod of the bed fence and are used for connecting the moving part and the bed body so as to fix the moving part,

The movable floor has a height compensation block provided on an upper surface of a distal end of the movable floor,

The movable bottom plate is provided with a limiting block, and the limiting block is arranged on the upper surface of the proximal end of the movable bottom plate and used for preventing the movable bottom plate from being pulled away from the bed body.

2. An adjustable bed as claimed in claim 1, wherein:

wherein the height of the height compensation block is equivalent to the height of the bed beam.

3. An adjustable bed as claimed in claim 1, wherein:

Wherein the bed body also comprises a plane supporting plate, two sides of the plane supporting plate are connected with the inner side of the vertical beam of the bed,

The upper surface of the plane supporting plate is contacted with the lower surface of the movable bottom plate and is used for supporting the movable part.

4. The adjustable bed of claim 1 further comprising a support:

wherein the bed body is provided with bed legs which are arranged at the top of the bed frame,

The support part is arranged on the bed leg of the bed body at one end where the moving part is arranged and is used for supporting the moving part.

5. The adjustable bed of claim 4 wherein:

The support part is provided with a support rod which is connected with the bed leg at a certain included angle, and the included angle is larger than zero and smaller than 90 degrees.

6. The adjustable bed of claim 5 wherein:

The vertical distance from the top end of the support rod to the bed leg is smaller than or equal to half of the length of the movable bottom plate, and the vertical distance from the connection part of the support rod and the bed leg to the movable bottom plate is larger than the vertical distance from the top end of the support rod to the bed leg.

7. The adjustable bed of claim 4 wherein:

Wherein a bed beam is arranged between two bed legs at one end of the moving part,

The support part is provided with a telescopic rod, one end of the telescopic rod is fixedly arranged on the bed cross beam, and the other end of the telescopic rod is fixedly arranged on the lower surface of the movable bottom plate.

8. The adjustable bed of any one of claims 1-7 further comprising a telescoping valance portion:

wherein the telescoping valance portion has a valance frame support pole and a valance frame,

The valance frame supporting rod is arranged on the bed cross beam,

The valance frame is arranged on a horizontal plane above the bed body through the valance frame supporting rod.

9. The adjustable bed of claim 8 wherein:

Wherein the valance frame is formed by encircling two valance frame cross bars and two telescopic valance frame vertical bars,

The length of the valance frame transverse rod is adapted to the width of the bed body,

The length of the telescopic valance frame vertical rod is adapted to the length of the adjustable bed.