WO2018103321A1 - Foldable electric bed - Google Patents

Abstract

A foldable electric bed, comprising a head frame (2) and a feet frame (3). The head frame (2) comprises a male plate (21) and the feet frame (3) comprises a female plate (31). The male plate (21) is hingedly connected, via a pin shaft (30), to the female plate (31). Either the head frame (2) or the feet frame (3) rotates, via the pin shaft (30), relative to the other between a horizontal state and a folded state. In the folded state, the head frame (2) and feet frame (3) are folded together to face each other. The head frame (2) and feet frame (3) are respectively provided with openings to accommodate a component extending beyond the frame. After folding the electric bed, the floor space occupied by the bed is reduced by about a half, overcoming issues and difficulties in packaging, transportation, and handling of conventional electric beds, reducing packaging and transportation costs, and facilitating installation of the electric bed. Once moved into an installation position, a user needs only to unfold the head frame and feet frame to a level position and flatten out the bed before use. The invention greatly improves installation efficiency, reduces installation difficulties, and reduces aftersales costs.

Description

Foldable electric bed Technical field

The utility model relates to a foldable electric bed.

Background technique

With the improvement of people's living standards, electric beds are widely used; and the general electric bed is usually a one-piece design, that is, a large bed frame is fixedly installed with many mechanical and electrical components connected by wires and cables, and the bed frame is also Removable bed legs are installed. This type of integral electric bed is not only complicated in construction, but also large in size and heavy in weight. This causes inconvenience in packaging and transportation, which increases the difficulty of handling to the home. Due to the limitation of residential elevators or stairs, the integrated electric bed is difficult to handle, which greatly improves the labor intensity of transportation. Some electric beds cannot even be transported to the household, which greatly limits the application of the electric bed.

In existing foldable electric beds, hinges are often used to join the front and rear bed frames. When it is necessary to fold, firstly disassemble the internal parts of the electric bed and the leg legs, then fold the front and rear bed frames, and then separately package and carry them. After being transported to the household, they will be installed by professional technicians, and a complete set is needed during the installation process. Wrench to assemble the electric bed, which not only has low installation efficiency, but also increases after-sales service costs.

Utility model content

The technical problem to be solved by the present invention is to propose a new type of electric bed in order to at least overcome the above drawbacks.

To this end, the utility model provides a foldable electric bed, which overcomes the defects of the traditional electric bed packaging, transportation and handling difficulties, saves packaging and transportation costs, facilitates electric bed entry, simplifies installation difficulty and improves The installation efficiency reduces the after-sales service costs.

The foldable electric bed proposed by the utility model comprises:

a head bed frame comprising a reversible first deck and a head drive assembly that drives the first deck to flip, at least a portion of the head drive assembly protruding the head bed frame,

a leg bed frame comprising a notch disposed on a side of the leg bed frame,

Wherein the head bed frame has a protruding male piece, the leg bed frame has a protruding mother piece, the end of the male piece has a pin hole, and the end of the mother piece has another pin hole, a pin hole of the male piece cooperates with a pin hole of the mother piece and is pivotally connected by a pivot pin, and one of the head bed frame and the leg bed frame can be horizontally folded and folded by the axis pin opposite to the other side Rotate between states,

In the horizontal state, the head bed frame and the leg bed frame are adjacently joined together on the same level.

In the folded state, the head bed frame and the leg bed frame are folded together facing each other, and at least a portion of the head drive assembly protruding from the head bed frame is placed in the leg bed frame In the gap, at this time, the area of the electric bed in the folded state is about one-half of that in the horizontal state, and since the protruding portion is placed in the notch, the overall thickness after folding is only slightly larger than that of the head frame and The sum of the respective thicknesses of the leg bed frames helps to reduce the footprint and improve transportation efficiency.

In various embodiments of the foldable electric bed according to the present invention, we can rely on one and/or more of the following configurations:

Further, the leg bed frame includes a reversible fourth bed panel and a leg drive assembly that drives the fourth bed panel flip, at least a portion of the leg drive assembly projects the leg bed frame, and the head bed frame includes settings a gap on the side of the head bed frame,

And wherein, in the folded state, the head bed frame and the leg bed frame are folded together facing each other, and at least a portion of the head drive assembly protruding from the head bed frame is placed on the leg In the gap of the bed frame, at least a portion of the leg drive assembly that protrudes from the leg bed frame is placed in a notch of the head bed frame.

Further, the head bed frame further includes: a second bed board fixed on the head bed frame, the second bed board being hinged to the first bed board,

And the head driving assembly includes: a first pivoting rod protruding from the head bed frame, a first direct pushing motor, a first driving rod, and a first push rod, wherein the first direct pushing motor is hinged at the The two ends of the first driving rod are respectively connected to the first pivoting rod and the first direct pushing motor, and the two ends of the first pushing rod are respectively connected The first pivoting lever and the first bed panel.

Further, the leg bed frame further includes: a third bed board fixed on the leg bed frame, the third bed board hinged to the fourth bed board, and a fifth bed board hinged to the fourth bed board,

And the leg drive assembly includes: a second pivoting lever that protrudes the leg bed frame, a second direct push motor, a second drive lever, and a second pusher, wherein the second direct push motor is hinged at the The two ends of the second driving rod are respectively connected to the second pivoting rod and the second direct pushing motor, and the two ends of the second pushing rod are respectively connected The second pivoting lever and the fourth bed panel.

Further, the first direct push motor and the second direct push motor are respectively disposed on two sides of a longitudinal symmetric center line of the electric bed.

Further, at least two pairs of the male piece and the mother piece are mounted on both sides of the longitudinal symmetrical center line of the electric bed.

Further, at least one of the surfaces of the first, second, third, fourth and fifth beds has a hollow or counterbore.

Further, between the first bed plate and the second bed plate, between the third bed plate and the fourth bed plate, and between the fourth bed plate and the fifth bed plate are respectively connected by three hinges, wherein the hinges on both sides are made of iron, and the middle portion The hinge is made of plastic.

Further, the leg bed frame further includes a support leg that is supported on the head bed frame in the folded state.

Further, in the folded state, the notch of the head bed frame and the notch of the leg bed frame are offset by a distance in the horizontal direction.

Because of these configurations, the foldable electric bed of the present invention can be folded without removing any components, and the footprint after folding is reduced to about one-half of the original, which overcomes the traditional electric bed packaging, transportation and Difficulties in handling, saving packaging materials and transportation costs, The size is reduced to facilitate the electric bed to enter the household. After being transported to the household, the user only needs to flatten the head bed frame and the leg bed frame of the electric bed and then use it to improve the prior art. The disadvantages of the components or bed legs being replaced by the electric bed greatly increase the installation efficiency, simplify the installation difficulty and reduce the after-sales service cost.

DRAWINGS

It should be understood that in the present invention, all features, modifications, and/or embodiments may be combined in various combinations in addition to the obvious contradictions or incompatibility.

Other features and advantages of the present invention will become apparent from the Detailed Description of the Drawing.

- Figure 1 is a schematic perspective view of a foldable electric bed in a horizontal state according to an embodiment of the present invention;

- Figure 2 is a side view of the foldable electric bed of Figure 1 in a horizontal state;

- Figure 3 is a schematic view showing the structure of the foldable electric bed of Figure 1 in a half-folded state;

- Figure 4 is a schematic view of the side view of the foldable electric bed of Figure 1 in a folded state;

- Figure 5 is a schematic view showing the assembly of the male piece and the mother piece and the axle pin in the foldable electric bed according to the embodiment of the present invention;

- Figure 6 is a bottom plan view of the foldable electric bed in a horizontal state in accordance with an embodiment of the present invention.

detailed description

It should be understood that the above-described drawings are not to be considered as a The design features disclosed herein, such as size, orientation, orientation, and shape, are determined based on the particular application and use environment.

The present invention will be described in detail below with reference to the embodiments and the accompanying drawings. Throughout the drawings, the same reference numerals are used to refer to the same or equivalent elements of the invention in the drawings.

As shown in FIGS. 1 to 6, in the foldable electric bed 1 of one embodiment of the present invention, a head bed frame 2 and a leg bed frame 3 are included, and the head bed frame 2 and the leg bed frame 3 are generally rectangular. a frame wherein the head bed frame 2 comprises two parallel longitudinal frames substantially in the same plane and two parallel transverse frames, the leg bed frames 3 also comprising two parallel longitudinal frames substantially in the same plane and two Parallel transverse borders, wherein "longitudinal" refers to the length direction of the electric bed and "lateral" refers to the width direction of the electric bed.

The head bed frame 2 also has a tab 21 projecting at an angle along the plane of the head bed frame 2, the leg bed frame 3 also having a mother panel 31 projecting at an angle along the plane of the leg bed frame 3. The ends of the male piece 21 and the mother piece 31 have cooperating pin holes and are pivotally joined together by a pivot pin 30 which are used in pairs to connect the head bed frame 2 and the leg bed frame 3 together.

In particular, the electric bed 1 is provided with at least two pairs of the male piece 21 and the mother piece 31 joined together by the shaft pin 30, and all the shaft pins 30 are on the same straight line. For example, the example in FIG. 1 shows a case where two pairs of the male piece 21 and the mother piece 21 are symmetrically disposed on both sides of the longitudinal symmetrical center line of the electric bed 1.

Among them, the male sheet 21 and the mother sheet 31 can be the same or similar elements. Further, the vertical height of the pin hole of the male piece 21 away from the head bed frame 2 is equal to the vertical height of the pin hole of the mother piece 31 away from the leg bed frame 3.

Further, the shape of the male sheet 21 and the mother sheet 31 is substantially triangular or crescent shaped.

In addition, the axle pin 30 is detachable for replacement after wear. And preferably, the mounting direction of the axle pin 30 is mounted in a direction perpendicular to the longitudinal symmetrical centerline of the electric bed, as shown in FIG.

Further, the head bed frame 2 further includes: a second bed board 12 fixed to the head bed frame 2, a first bed board 11 hinged to the second bed board 12, and a first pivoting lever 5, the first pivoting lever 5 being a head A part of the drive assembly, in addition to the head drive assembly, further comprising a first direct push motor 6, a first drive rod 61 and a first push rod 62, wherein the first direct push motor 6 is hinged At one end of the head bed frame 2 away from the male piece 21, one end of the first driving rod 61 is hinged to the first pivoting rod 5, and the other end is connected to the first direct pushing motor 6, and one end of the first pushing rod 62 is fixedly connected to the first pivoting rod The rotating rod 5 and the other end are movably connected to the first bed board 11.

As such, the first drive rod 61 can be pushed by the first direct push motor 6, and at the first drive rod The first pivoting lever 5 is rotated by the action of 61. Since the first pivoting rod 5 and the first bed 11 are respectively connected to the two ends of the first push rod 62, the first bed 11 is driven by the first direct pushing motor 6, thereby realizing the function of lifting and lowering the electric bed board.

Further, the leg bed frame 3 further includes: a third bed board 13 fixed to the leg bed frame 3, a fourth bed board 14 hinged to the third bed board 13, a fifth bed board 15 hinged to the fourth bed board 14, and a a second pivoting lever 7, the second pivoting lever 7 is part of the leg drive assembly, and the leg drive assembly further includes a mating bed frame 3: a second direct push motor 8 and a second drive lever 81 And a second push rod 82, wherein the second direct push motor 8 is hinged in the leg bed frame 3, one end of the second drive rod 81 is hinged to the second pivot rod 7, and the other end is connected to the second direct push motor 8, the second push One end of the rod 82 is fixedly coupled to the second pivot rod 7, and the other end is movably coupled to the fourth deck 14.

Wherein, the first pivoting rod 5 and the second pivoting rod 7 are not limited to a rectangular tube or a cylindrical tube, and the surface of the rod body can also be provided with an outwardly protruding ear climbing 90, 91, for example, one end of the first driving rod 61 The ear climbing 90 of the first pivoting lever 5 can be connected, so that even if the first driving lever 61 does not directly act on the shaft of the first pivoting lever 5, the first pivoting lever 5 can be driven to rotate, thereby driving through the ear climbing 90 The first push rod 62 is moved to effect lifting and lowering of the first deck board 11. The ear climbing increases the driving arm, thereby increasing the torque, and the folding of the electric bed can be realized more effectively.

Further, the other end of the first push rod 62 can have a roller 92 that abuts against the first bed 11 and is movably coupled to the first bed 11 by rollers to reduce wear on the bed each time the bed is raised by rolling friction. Preferably, the bottom surface of the first bed board 11 can be provided with a wear-resistant sheet 100, and the roller can roll on the wear-resistant sheet to further reduce wear and reduce noise.

Similarly, the other end of the second push rod 82 can also have a roller 93 that abuts against the fourth bed 14 and is movably coupled to the fourth bed 14 by rollers. Preferably, the bottom surface of the fourth bed 14 can be provided with a wear-resistant sheet 101, and the roller can roll on the wear-resistant sheet to further reduce wear and reduce noise.

Further, the first direct push motor 6 and the second direct push motor 8 are respectively disposed on both sides of the longitudinal symmetry center line of the electric bed 1. Thus, when the head bed frame 2 and the leg bed frame 3 are in the folded state, the first direct push motor 6 and the second direct push motor 8 do not interfere with each other.

Further, the head frame 2 and the leg frame 3 each have a notch on the longitudinal frame, and the shape of the notch is, for example, a semicircle or a rectangle, wherein the size of the notch on the longitudinal frame of the head frame 2 is slightly larger than that of the leg frame 3 The size of the second pivoting rod 7 protruding from the frame plane of the leg bed frame 3; at the same time, the size of the notch on the longitudinal frame of the leg bed frame 3 is slightly larger than the dimension of the head frame 2 protruding from the frame plane of the head frame 2 The size of a pivoting lever 5.

One of the head bed frame 2 and the leg bed frame 3 is pivotally connected by the axle pin 30 to be rotatable relative to the other in a horizontal state and a folded state. In the horizontal state, the head bed frame 2 and the leg bed frame 3 are on the same level. The neighboring floor is flattened into an electric bed for the user to lie down. In the folded state, the head bed frame 2 and the leg bed frame 3 are folded toward each other, that is, the head bed frame 2 and the leg bed frame 3 are folded to face each other. And the male piece 21 and the mother piece 31 space the head bed frame 2 and the leg bed frame 3 at a short interval, wherein the head drive assembly of the electric bed 1 is enveloped by the head bed frame 2 and the leg bed frame 3 In the segment spacing, and the first pivoting bar 5 projecting the head bed frame 2 is placed in the gap of the leg bed frame 3, and the second pivoting bar 7 projecting the leg bed frame 3 is placed In the notch of the head bezel 2, the overall thickness of the folded electric bed can be made very small, minimizing the package volume and increasing the transport efficiency.

The above spacing can be adjusted by adjusting the vertical height of the pin holes away from the bed frame to accommodate different types of electric beds. For example, when it is necessary to increase the spacing, the male and female sheets having a pin hole having a vertical distance from the bed frame are used, and conversely, the male and female sheets having a pin hole having a short vertical distance from the bed frame are used.

In the example shown in Figure 1, the two support feet 88 are respectively fixed in the two corner regions of the leg bed frame away from the head bed frame, in the folded state, the notch of the head bed frame and the legs The gap of the bed frame is offset by a distance.

In another embodiment of the invention, the drive assembly includes a slider motor longitudinally disposed in the head bed frame 2 and the leg bed frame 3, and a connecting rod connecting the slider motor and the bed plate, the slider motor driving the connecting rod to drive The bed board is folded.

Optionally, between the first bed and the second board, between the third board and the fourth board, and The four-bed board and the fifth bed board are respectively connected by three hinges, wherein the hinges 110 on both sides are made of iron, and the middle hinges 111 are made of plastic to further reduce the weight of the electric bed.

The above embodiments are merely examples and do not limit the scope of the present invention. Based on this, those skilled in the art can envision other embodiments that can achieve the same function within the scope of the claims of the present invention.

Various embodiments and various modifications and improvements will be apparent to those skilled in the art. In particular, it should be understood that the above-described features, modifications, and/or embodiments of the present invention may be combined with each other except in the case of obvious contradictions or incompatibilities. All of these embodiments, as well as variations and modifications, are within the scope of the present invention.

Claims (10)

A foldable electric bed comprising: a head bed frame comprising a reversible first deck and a head drive assembly that drives the first deck to flip, at least a portion of the head drive assembly protruding the head bed frame, a leg bed frame comprising a notch disposed on a side of the leg bed frame, Wherein the head bed frame has a protruding male piece, the leg bed frame has a protruding mother piece, the end of the male piece has a pin hole, and the end of the mother piece has another pin hole, a pin hole of the male piece cooperates with a pin hole of the mother piece and is pivotally connected by a pivot pin, and one of the head bed frame and the leg bed frame can be horizontally folded and folded by the axis pin opposite to the other side Rotate between states, In the horizontal state, the head bed frame and the leg bed frame are adjacently joined together on the same level. In the folded state, the head bed frame and the leg bed frame are folded together facing each other, and at least a portion of the head drive assembly protruding from the head bed frame is placed in the leg bed frame In the gap. The foldable electric bed of claim 1 wherein said leg bed frame comprises a reversible fourth deck and a leg drive assembly for driving the fourth deck to flip, at least a portion of said leg drive assembly Projecting the leg bed frame, and the head bed frame includes a notch disposed on a side of the head bed frame, And wherein, in the folded state, the head bed frame and the leg bed frame are folded together facing each other, and at least a portion of the head drive assembly protruding from the head bed frame is placed on the leg In the gap of the bed frame, at least a portion of the leg drive assembly that protrudes from the leg bed frame is placed in a notch of the head bed frame. The foldable electric bed according to claim 2, wherein said head bed frame further comprises: a second bed fixed to said head bed frame, said second bed being hinged to said first bed , And the head driving assembly includes: a first pivoting rod protruding from the head bed frame, a first direct pushing motor, a first driving rod, and a first push rod, wherein the first direct pushing motor is hinged at the The head bed frame is away from one end of the male piece, and the two ends of the first driving rod are respectively connected to the first a pivoting rod and the first direct pushing motor, the two ends of the first push rod are respectively connected to the first pivoting rod and the first sliding plate. The foldable electric bed according to claim 2, wherein said leg bed frame further comprises: a third bed plate fixed to said leg bed frame, said third bed plate being hinged to said fourth bed plate And a fifth bed hinged to the fourth bed board, And the leg drive assembly includes: a second pivoting lever that protrudes the leg bed frame, a second direct push motor, a second drive lever, and a second pusher, wherein the second direct push motor is hinged at the The two ends of the second driving rod are respectively connected to the second pivoting rod and the second direct pushing motor, and the two ends of the second pushing rod are respectively connected The second pivoting lever and the fourth bed panel. The foldable electric bed according to claim 4, wherein said first direct push motor and said second direct push motor are respectively disposed on both sides of a longitudinal symmetrical center line of said electric bed. A foldable electric bed according to any one of claims 1 to 5, wherein at least two pairs of said male piece and said mother piece are mounted on both sides of a longitudinally symmetric centerline of said electric bed. A foldable electric bed according to any one of claims 1 to 5, wherein the surface of at least one of the first, second, third, fourth and fifth beds has a hollow Or sinking holes. A foldable electric bed according to any one of claims 1 to 5, wherein the first bed and the second board, the third board and the fourth board, and the fourth board and the fifth board They are connected by three hinges, respectively, wherein the hinges on both sides are made of iron and the hinges in the middle are made of plastic. A foldable electric bed according to any one of claims 1 to 5, wherein the leg bed frame further comprises a support leg, the support foot being supported on the head bed frame in the folded state . A foldable electric bed according to any one of claims 1 to 5, wherein in the folded state, the notch of the head bed frame and the notch of the leg bed frame are horizontally offset A distance.

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