CN210185104U - Adjustable lifting electric bed - Google Patents

Abstract

The utility model discloses an adjustable lift beddo, include: the bed body, the base, the driving motor and the lifting component; the base and the bed body are parallel to each other, the base and the bed body are connected through the lifting assembly, and the driving motor drives the bed body to lift relative to the base; the lifting assembly comprises: the device comprises a first support frame, a second support frame and a slidable assembly; the bed body is provided with a bed body, a bed body is arranged on the bed body, a first support frame and a second support frame are arranged on the bed body, the first support frame and the second support frame are connected through a pivot to form an X shape, one end of the first support frame is connected with the bed body through a slidable component, the other end of the first support frame is rotatably connected with the base, one end of the second support frame is rotatably connected with the bed body, and the other end of the second support frame is connected with the base through the slidable component. The utility model provides an adjustable lift electric bed realizes stepless vertical lift, when not using the configuration of footpost, and motion can not surpass the bed bottommost face yet, reduces the vanning volume.

Description

Adjustable lifting electric bed

Technical Field

The utility model relates to the field of machinary, especially, relate to an adjustable lift beddo.

Background

In the electric bed industry nowadays, customers put forward more individualized demands on the thickness of a mattress and the height of the whole bed, and the common solution is to adjust the height of the whole bed by installing bed legs with different heights or changing fixed bed legs into liftable bed legs. Normally, the bed legs equipped in the order are standardized components, and if a customer proposes to replace the bed legs with other heights, certain time and cost are needed, and the operation is inconvenient. After the bed frame is installed, if the height of the bed legs is adjusted, the bed frame needs to be lifted for replacement, and the bed frame is heavy and is not easy to replace. And change fixed bed foot into the bed foot of liftable, the bed foot atress is relatively poor, can not share the atress between the bed foot, also can not play the effect that supports each other, produce easily and rock, arbitrary bed foot goes wrong and will lead to whole bed body slope, and the link gear that adopts among the prior art is complicated, with high costs, complicated mechanism has lost partial power, has proposed higher requirement to drive arrangement, the electric bed body produces the displacement for the bottom after rising, easily presss from both sides user's hand.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable lift beddo to there is horizontal displacement for the base in the beddo lift in-process bed body among the solution prior art, the tong appears, object around the collision, and the foot is soft partially, the relatively poor scheduling problem of atress.

Therefore, the utility model provides an adjustable lift beddo, include: the bed body, the base, the driving motor and the lifting component; the base and the bed body are parallel to each other, the base and the bed body are connected through the lifting assembly, and the driving motor drives the bed body to lift relative to the base; the lifting assembly comprises: the device comprises a first support frame, a second support frame and a slidable assembly; the bed body is provided with a bed body, a bed body is arranged on the bed body, a first support frame and a second support frame are arranged on the bed body, the first support frame and the second support frame are connected through a pivot to form an X shape, one end of the first support frame is connected with the bed body through a slidable component, the other end of the first support frame is rotatably connected with the base, one end of the second support frame is rotatably connected with the bed body, and the other end of the second support frame is connected with the base through the slidable component.

Further, the first support frame includes: the support device comprises a first support pipe and a second support pipe, wherein the first support pipe and the second support pipe are parallel to each other; the second support frame includes: the device comprises a fifth supporting pipe and a sixth supporting pipe, wherein the fifth supporting pipe and the sixth supporting pipe are parallel to each other; wherein the first support tube and the fifth support tube are pivotally connected, and the second support tube and the sixth support tube are pivotally connected.

Further, the first support frame further comprises: the third supporting tube and the fourth supporting tube are parallel to each other, two ends of the third supporting tube are respectively connected with the first supporting tube and the second supporting tube, and two ends of the fourth supporting tube are respectively connected with the first supporting tube and the second supporting tube; the second support frame further comprises: the device comprises a seventh supporting tube and an eighth supporting tube, wherein the seventh supporting tube and the eighth supporting tube are parallel to each other, two ends of the seventh supporting tube are respectively connected with the fifth supporting tube and the sixth supporting tube, and two ends of the eighth supporting tube are respectively connected with the fifth supporting tube and the sixth supporting tube.

Further, the slidable assembly comprises: a first slidable assembly, a second slidable assembly, a third slidable assembly, a fourth slidable assembly; the first slidable assembly and the second slidable assembly are located at the same horizontal position and are parallel to each other, the third slidable assembly and the fourth slidable assembly are located at the same horizontal position and are parallel to each other, the first slidable assembly and the third slidable assembly are parallel to each other, the second slidable assembly and the fourth slidable assembly are parallel to each other, and the first slidable assembly, the second slidable assembly, the third slidable assembly and the fourth slidable assembly are located at different horizontal positions.

Further, the driving motor is located on one side where the first slidable assembly, the second slidable assembly, the third slidable assembly and the fourth slidable assembly are located.

Furthermore, one end of the driving motor is connected with the pivot of the bed body, and the other end of the driving motor is connected with the pivot of the seventh supporting tube.

Furthermore, the driving motor is pivotally connected with a midpoint of the seventh supporting tube, and a pivot connection point of the driving motor and the bed body is located at a midpoint of the bed body in the transverse direction.

Further, the lifting assembly further comprises: the support frame comprises a ninth support tube and a tenth support tube, the ninth support tube is arranged on the upper support frame, the ninth support tube is parallel to the third support tube and the fourth support tube, the tenth support tube is arranged on the lower support frame, and the ninth support tube is parallel to the seventh support tube and the eighth support tube.

Further, the second support frame further comprises: and one end of the reinforcing sheet is connected with the seventh supporting tube, and the other end of the reinforcing sheet is connected with the fifth supporting tube or the sixth supporting tube.

Further, the base further comprises: the top columns are symmetrically arranged on the periphery of the base.

The utility model provides an adjustable lift electric bed, go up and down when the driving motor drive bed body, but the horizontal motion is done to slidable subassembly, but the elevating system follows slidable subassembly and is concertina movement, realize the lift of bed body height, first support frame, second support frame cross connection constitutes X shape, but utilize slidable subassembly to be horizontal motion lifting bed body height, the bed body is for the base displacement-free, realize electronic infinitely variable control bedstead height through control driving motor, satisfy different customers demand to bed co-altitude, can adjust arbitrary height at any time, conveniently go up a bed and get off the bed. This adjustable lift beddo still can use under the configuration of no foot, can not interfere with the floor, satisfies the vanning style of customer's at home tatami, perhaps installs this lift beddo on customer's original bed frame. Adopt slidable subassembly and X shape structure, the bed body lift in-process can not produce the displacement, and lifting unit supports the bed body as a whole, and this structure is simpler among the prior art relatively, produces tong scheduling problem when avoiding the displacement, just can not collide with object on every side yet, has still improved foot's atress degree simultaneously, keeps the steady of the in-process bed body of going up and down.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

fig. 1 is a perspective view of an adjustable lifting electric bed according to an embodiment of the present invention;

fig. 2 is a right side view of an adjustable lifting electric bed according to an embodiment of the present invention;

fig. 3 is a schematic view of a first support frame of an adjustable lifting electric bed according to an embodiment of the present invention;

fig. 4 is a schematic view of a second support frame in the adjustable lifting electric bed according to an embodiment of the present invention;

fig. 5 is a front view of an adjustable lifting electric bed according to an embodiment of the present invention.

Description of reference numerals:

1-a bed body, 2-a base, 3-a driving motor, 4-a lifting component, 5-a first support frame, 51-a first support tube, 52-a second support tube, 53-a third support tube, 54-a fourth support tube, 55-a ninth support tube, 6-a second support frame, 61-a fifth support tube, 62-a sixth support tube, 63-a seventh support tube, 64-an eighth support tube, 65-a tenth support tube, 7-a slidable component, 71-a first slidable component, 72-a second slidable component, 73-a third slidable component, 74-a fourth slidable component, 8-a reinforcing sheet and 9-a top column.

Detailed Description

It should be noted that the longitudinal direction is the extending direction of the first support tube, the second support tube, the fifth support tube and the sixth support tube, and the transverse direction is the extending direction of the third support tube, the fourth support tube, the seventh support tube and the eighth support tube.

The present invention is described in further detail below with reference to the attached drawing figures.

Fig. 1 is a perspective view of an adjustable lifting electric bed according to an embodiment of the present invention, and fig. 2 is a right side view of an adjustable lifting electric bed according to an embodiment of the present invention, such as the adjustable lifting electric bed shown in fig. 1 and fig. 2, including: the bed body 1, the base 2, the driving motor 3 and the lifting component 4; the base 2 and the bed body 1 are parallel to each other, the base 2 and the bed body 1 are connected through the lifting assembly 4, and the driving motor 3 drives the bed body 1 to lift relative to the base 2; the lifting assembly 4 comprises: a first support frame 5, a second support frame 6 and a slidable assembly 7; the first support frame 5 and the second support frame 6 are connected through a pivot to form an X shape, one end of the first support frame 5 is connected with the bed body 1 through the slidable component 7, the other end of the first support frame 5 is rotatably connected with the base 2, one end of the second support frame 6 is rotatably connected with the bed body 1, and the other end of the second support frame 6 is connected with the base 2 through the slidable component 7.

The driving motor 3 and the lifting component 4 are arranged between the base 2 and the bed body 1 which are parallel to each other and are used for supporting the bed body 1, the first support frame 5 and the second support frame 6 are connected with each other through a cross pivot to form an X-shaped structure, one end of the first support frame 5 is rotatably connected with the bed body 1 through the slidable component 7 and can rotate along the longitudinal direction, the other end of the first support frame 5 is rotatably connected with the base 2 and can rotate along the longitudinal direction, one end of the second support frame 6 is rotatably connected with the base 2 through the slidable component 7 and can rotate along the longitudinal direction, the other end of the second support frame 6 is rotatably connected with the bed body 1 and can rotate along the longitudinal direction, when the driving motor 3 drives the bed body to lift, if the bed 1 is raised, one end of the lifting assembly 4 is progressively closer to the other end, and if the bed 1 is lowered, one end of the lifting assembly 4 is progressively further from the other end. The movable assembly 7 moves horizontally in the lifting process, the bed body 1 is more stable and smooth in the vertical lifting process and is not easy to clamp, the bed body 1 does not displace relative to the base 2, stepless adjustment is realized, the problems of clamping hands and the like during displacement are avoided, a user can adjust any height (for example, within the range of 0-9 ") by controlling the driving motor 3, the user can conveniently get on and off the bed, the height of the whole bed is within 250 in the lowest position, and the packing amount is reduced. The first support frame 5 and the second support frame 6 are connected into a whole through the pivot to support the bed body 1, the bed body is rotatable along the longitudinal direction, the driving force of the driving motor 3 can be uniformly dispersed by the X-shaped structure, the supporting strength of the lifting assembly 4 is improved, the bed body is more stable and uniform in stress, the bed body 1 can vertically lift, and can not collide with surrounding objects and is not easy to incline.

This beddo can use under the configuration of no foot, can not interfere with the floor, can satisfy the vanning style of customer's family tatami, perhaps installs this lift beddo on the original bed frame of customer, realizes raising and lowering functions, has saved and has reformed transform cost, simple structure, convenient to use.

Preferably, the first support frame 5 and the second support frame 6 have different widths. For example, the first support frame is 1556mm long and 687mm wide, and the second support frame is 1556mm long and 732mm wide.

Preferably, the driving motor 3 can adopt a push rod motor 31, the push rod motor 31 can be directly installed without a complex transmission mechanism, the loss of driving force is reduced, and the installation is easy.

Preferably, the intersections of the first support frame 5 and the second support frame 6 are connected through bolts and nuts, so that the cost is low, and the installation and maintenance are easy.

Fig. 3 is a schematic view of a middle first support frame of an adjustable lifting electric bed according to an embodiment of the present invention, and fig. 4 is a schematic view of a middle second support frame of an adjustable lifting electric bed according to an embodiment of the present invention, as shown in fig. 3 and fig. 4, further, the first support 5 includes: a first support pipe 51, a second support pipe 52, the first support pipe 51 and the second support pipe 52 being parallel to each other; the second support frame 6 includes: a fifth support tube 61, a sixth support tube 62, the fifth support tube 61 and the sixth support tube 62 being parallel to each other; wherein the first support tube 51 and the fifth support tube 61 are pivotally connected, and the second support tube 52 and the sixth support tube 62 are pivotally connected.

The first support pipe 51 and the fifth support pipe 61 are pivotally connected and form an X-shape, the second support pipe 52 and the sixth support pipe 62 are pivotally connected and form an X-shape, both being rotatable in the longitudinal direction, the two X-shapes being arranged in parallel to each other. The two pairs of supporting tubes respectively form a whole body, so that longitudinal displacement is prevented, hand clamping is avoided, stress is uniform, the supporting tubes are mutually supported, and the supporting strength is improved.

Further, the first support frame 5 further includes: a third support pipe 53 and a fourth support pipe 54, wherein the third support pipe 53 and the fourth support pipe 54 are parallel to each other, two ends of the third support pipe 53 are respectively connected with the first support pipe 51 and the second support pipe 52, and two ends of the fourth support pipe 54 are respectively connected with the first support pipe 51 and the second support pipe 52; the second support frame 6 further includes: the seventh support tube 63 and the eighth support tube 64 are parallel to each other, two ends of the seventh support tube 63 are respectively connected with the fifth support tube 61 and the sixth support tube 62, and two ends of the eighth support tube 64 are respectively connected with the fifth support tube 61 and the sixth support tube 62.

The first support tube 51 is parallel to the second support tube 52, the third support tube 53 is parallel to the fourth support tube 54, the first support tube 51, the second support tube 52, the third support tube 53 and the fourth support tube 54 are connected end to form a quadrangle, the third support tube 53 and the fourth support tube 54 are not connected with the end points of the first support tube 51 and the second support tube 52, and the distance between the end points is kept at a certain distance, so that the first support frame 5 is connected with the bed body and the base. The fifth support tube 61 and the sixth support tube 62 are parallel to each other, the seventh support tube 63 and the eighth support tube 64 are parallel to each other, the fifth support tube 61, the sixth support tube 62, the seventh support tube 63 and the eighth support tube 64 form a quadrangle, the seventh support tube 63 and the eighth support tube 64 are not connected with the end points of the fifth support tube 61 and the sixth support tube 62, and the distance between the end points is kept at a certain distance, so that the fifth support tube 61 and the sixth support tube 62 are connected with the bed body 1 and the base 2. Third stay tube 53, fourth stay tube 54, seventh stay tube 63, eighth stay tube 64 connects into a whole with two X type structures, lifting unit 4's bearing is by better dispersion, lift in-process driving motor's power is by better dispersion, first support frame 5 and second support frame 6 support each other, the bearing structure is more stable, the bed body is more steady at the lift in-process, and difficult slope, support intensity improves, foot's bearing capacity is stronger, the beddo is more firm.

Fig. 5 is a front view of an adjustable lifting electric bed according to an embodiment of the present invention, as shown in fig. 5 and referring to fig. 2, further, the slidable assembly 7 includes: a first slidable assembly 71, a second slidable assembly 72, a third slidable assembly 73, a fourth slidable assembly 74; the first slidable assembly 71 and the second slidable assembly 72 are located at the same horizontal position and are parallel to each other, the third slidable assembly 73 and the fourth slidable assembly 74 are located at the same horizontal position and are parallel to each other, the first slidable assembly 71 and the third slidable assembly 73 are parallel to each other, the second slidable assembly 72 and the fourth slidable assembly 74 are parallel to each other, and the first slidable assembly 71, the second slidable assembly 72, the third slidable assembly 73 and the fourth slidable assembly 74 are located at different horizontal positions.

The first slidable component 71, the second slidable component 72, the third slidable component 73 and the fourth slidable component 74 can slide horizontally, the first slidable component 71 connects the first support tube 51 and the bed body 1, the second slidable component 72 connects the second support tube 52 and the bed body 1, the third slidable component 73 connects the fifth support tube 61 and the bed body 1, the fourth slidable component 74 connects the sixth support tube 62 and the bed body 1, the first slidable component 71 and the second slidable component 72 are located at the same horizontal position and are parallel to each other, the third slidable component 73 and the fourth slidable component 74 are located at the same horizontal position and are parallel to each other, the first slidable component 71, the second slidable component 72, the third slidable component 73 and the fourth slidable component 74 are located at different horizontal positions, the first slidable component 71 and the third slidable component 73 are parallel to each other, the second slidable assembly 72 and the fourth slidable assembly 74 are parallel to each other. In the lifting process, the stress is more balanced, and the user experience is better.

Further, the driving motor 3 is located at a side where the first slidable assembly 71, the second slidable assembly 72, the third slidable assembly 73 and the fourth slidable assembly 74 are located.

When first slidable subassembly 71, second slidable subassembly 72, third slidable subassembly 73, fourth slidable subassembly 74 all are located same one end of beddo, for example, first slidable subassembly 71, second slidable subassembly 72, third slidable subassembly 73, fourth slidable subassembly 74 all are located the head of a bed, start simultaneously, stop, and the effect is better, is favorable to whole stable in structure, more is favorable to lift subassembly 4's collaborative work promotes user experience.

Preferably, the first slidable assembly 71, the second slidable assembly 72, the third slidable assembly 73 and the fourth slidable assembly 74 can be matched by pulleys and guide rails.

As shown in fig. 3, one end of the driving motor 3 is pivotally connected to the bed 1, and the other end of the driving motor 3 is pivotally connected to the seventh support tube 63.

One end of the driving motor 3 is connected with the bed body 1 in a pivot mode, the other end of the driving motor is connected with the seventh supporting tube 63 in a pivot mode, the driving motor 3 is connected with the lifting assembly 4 in a longitudinal mode, when the driving motor 3 starts to work, the bed body 1 is driven to lift, meanwhile, the lifting assembly 4 is driven to start to work, better synchronous work is kept, and the supporting strength and the stability of the whole structure of the lifting assembly 4 are improved.

As shown in fig. 5, further, the driving motor 3 is pivotally connected to a midpoint of the seventh supporting tube 63, and a pivotal connection point of the driving motor 3 to the bed 1 is located at a midpoint of the bed 1 in the transverse direction.

The driving motor 3 is pivotally connected with the seventh supporting tube 63, the connection point of the driving motor 3 and the seventh supporting tube 63 is located at the midpoint of the seventh supporting tube 63, the driving motor 3 and the bed body 1 are pivotally connected and can rotate along the longitudinal direction, and the connection point is located at the transverse midpoint of the bed body 1. And the stress distribution is more reasonable at the midpoint position, so that the balance can be better kept.

Preferably, the two ends of the driving motor 3 are pivotally connected with the bed body and the base through a first motor connecting seat and a second motor connecting seat, and are both rotatable along the longitudinal direction, the first connecting seat is fixedly arranged on the bed body, and the second motor connecting seat is fixedly arranged on the base.

As shown in fig. 3 and 4, further, the lifting assembly further includes: a ninth support tube 55 and a tenth support tube 65, wherein the ninth support tube 55 is arranged on the first support frame 5, the ninth support tube 55 is parallel to the third support tube 53 and the fourth support tube 54, the tenth support tube 65 is arranged on the second support frame 6, and the ninth support tube 55 is parallel to the seventh support tube 63 and the eighth support tube 64.

The ninth supporting tube 55 is arranged on the first supporting frame 5 and is parallel to the third supporting tube 53 and the fourth supporting tube 54, the tenth supporting tube 65 is arranged on the second supporting frame 6 and is parallel to the seventh supporting tube 63 and the eighth supporting tube 64, so that the supporting strength of the first supporting frame 5 and the second supporting frame 6 is improved, the supporting strength of the lifting assembly 4 is further improved, the stress structure is more reasonable, and the bed body is not easy to shake.

Preferably, the closer the ninth support tube 55 and the tenth support tube 65 are to the intersection of the first support frame 5 and the second support frame 6, the better the effect is.

Further, the second support frame further comprises: and a reinforcing plate 8, wherein one end of the reinforcing plate 8 is connected with the seventh support pipe 63, and the other end of the reinforcing plate 8 is connected with the fifth support pipe 61 or the sixth support pipe 62.

The reinforcing plates may be one or more, for example, four reinforcing plates, and may be respectively disposed at four corners formed by connecting the seventh supporting tube 63 with the fifth supporting tube 61 and the sixth supporting tube 62, which is beneficial to reinforcing the supporting strength of the seventh supporting tube 63 and the second supporting frame 6, and further improving the stability of the whole structure.

As shown in fig. 1, further, the base further includes: the top columns 9 are symmetrically arranged on the periphery of the base 2.

At least two top columns 9, for example, four top columns 9, are symmetrically arranged at two ends or two sides of the base 2, when the bed body 1 is lowered to the lowest position, the top columns 9 can support the bed body 1 and prevent the bed body from being damaged due to the continuous lowering of the lifting assembly 4.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof.

Claims (10)

1. An adjustable lifting electric bed, comprising: the bed body, the base, the driving motor and the lifting component;

the base and the bed body are parallel to each other, the base and the bed body are connected through the lifting assembly, and the driving motor drives the bed body to lift relative to the base;

the lifting assembly comprises: the device comprises a first support frame, a second support frame and a slidable assembly;

the bed body is provided with a bed body, a bed body is arranged on the bed body, a first support frame and a second support frame are arranged on the bed body, the first support frame and the second support frame are connected through a pivot to form an X shape, one end of the first support frame is connected with the bed body through a slidable component, the other end of the first support frame is rotatably connected with the base, one end of the second support frame is rotatably connected with the bed body, and the other end of the second support frame is connected with the base through the slidable component.

2. The adjustable lift electric bed as recited in claim 1 wherein said first support frame comprises: the support device comprises a first support pipe and a second support pipe, wherein the first support pipe and the second support pipe are parallel to each other;

the second support frame includes: the device comprises a fifth supporting pipe and a sixth supporting pipe, wherein the fifth supporting pipe and the sixth supporting pipe are parallel to each other;

wherein the first support tube and the fifth support tube are pivotally connected, and the second support tube and the sixth support tube are pivotally connected.

3. The adjustable lift electric bed as recited in claim 2 wherein said first support frame further comprises: the third supporting tube and the fourth supporting tube are parallel to each other, two ends of the third supporting tube are respectively connected with the first supporting tube and the second supporting tube, and two ends of the fourth supporting tube are respectively connected with the first supporting tube and the second supporting tube;

the second support frame further comprises: the device comprises a seventh supporting tube and an eighth supporting tube, wherein the seventh supporting tube and the eighth supporting tube are parallel to each other, two ends of the seventh supporting tube are respectively connected with the fifth supporting tube and the sixth supporting tube, and two ends of the eighth supporting tube are respectively connected with the fifth supporting tube and the sixth supporting tube.

4. An adjustable lift electric bed as claimed in any one of claims 1 to 3 wherein said slidable assembly includes: a first slidable assembly, a second slidable assembly, a third slidable assembly, a fourth slidable assembly;

the first slidable assembly and the second slidable assembly are located at the same horizontal position and are parallel to each other, the third slidable assembly and the fourth slidable assembly are located at the same horizontal position and are parallel to each other, the first slidable assembly and the third slidable assembly are parallel to each other, the second slidable assembly and the fourth slidable assembly are parallel to each other, and the first slidable assembly, the second slidable assembly, the third slidable assembly and the fourth slidable assembly are located at different horizontal positions.

5. The adjustable lifting electric bed as recited in claim 4 wherein the drive motor is located on a side of the first, second, third and fourth slidable assemblies.

6. The adjustable lifting electric bed as recited in claim 3 wherein one end of the drive motor is pivotally connected to the bed body and the other end of the drive motor is pivotally connected to the seventh support tube.

7. The adjustable electric lifting bed as claimed in claim 6, wherein the driving motor is pivotally connected to a midpoint of the seventh support tube, and a pivotal connection point of the driving motor to the bed body is located at a midpoint of the bed body in a transverse direction.

8. The adjustable lift electric bed as recited in claim 3 wherein said lift assembly further comprises: the ninth supporting tube is arranged on the first supporting frame, the ninth supporting tube is parallel to the third supporting tube and the fourth supporting tube, the tenth supporting tube is arranged on the second supporting frame, and the ninth supporting tube is parallel to the seventh supporting tube and the eighth supporting tube.

9. The adjustable lift electric bed as recited in claim 3 wherein said second support frame further comprises: and one end of the reinforcing sheet is connected with the seventh supporting tube, and the other end of the reinforcing sheet is connected with the fifth supporting tube or the sixth supporting tube.

10. The adjustable lift electric bed of claim 1 wherein said base further comprises: the top posts are symmetrically arranged around the edge of the base.

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