JP3245306U - foldable bed - Google Patents

Abstract

To provide a foldable bed that has a simple structure, reduces labor when folding, and avoids unnecessary rotation when folding is not necessary. The present invention is a foldable bed including a support frame 1 and a bed board 2, the support frame 1 including a first support frame 3 and a second support frame 4, and a bed board 2. includes a first bed board 21 and a second bed board 22, the first bed board 21 and the second bed board 22 are respectively attached to the first support frame 3 and the second support frame 4, and the first bed board 21 and the second bed board 22 are attached to the first support frame 3 and the second support frame 4, respectively, and 3 and the second support frame 4 are rotatably connected, so that when the bed is in the extended state, the first bed board 21 A restriction assembly is provided at the rotational connection point between and the second bedboard 22 . [Selection diagram] Figure 1

Description

The present invention relates to the technical field of beds, particularly to foldable beds.

Currently, electric beds are widely used, ranging from household electric beds to medical electric beds, and their main purpose is to pursue user convenience.

As society develops and housing prices rise, most people live in small apartments. The space in the house itself becomes very small, and the beds used at the same time occupy a large area, so the space available to people becomes very small. The foldable beds currently available on the market are not light when folded and take up a lot of space after folding, and simply lifting the bed without folding it will cause unnecessary rotation between the two bed boards that can be rotated and folded. and stability deteriorates.

In view of this, the purpose of the present invention is to create a foldable bed that is simple in structure, reduces the effort when folding, and can avoid unnecessary rotation between two bed boards when there is no need to fold. The goal is to provide the following.

In order to achieve the above object, the present invention is realized by the following technical solutions.

A foldable bed including a support frame and a bed board, wherein the support frame includes a first support frame and a second support frame, and the bed board includes a first bed board and a second bed board. and the first bed board and the second bed board are respectively attached to a first support frame and a second support frame, the first support frame and the second support frame are rotatably connected, and the bed is in an extended state. , in order to avoid relative rotation between the first bed board and the second bed board, the first bed board and the second bed board

It is characterized in that the point of rotational connection with the bedboard is provided with a restriction assembly.

Here, the restriction assembly includes two attachment sheets, a connection rod and a restriction member provided on a first bed board and a second bed board, respectively, and the installation sheet has a through hole for the connection rod to pass through. is provided and the connecting rod passes through the two through holes in sequence, the limiting member is connected to the end of the connecting rod to avoid relative rotation between the first bed board and the second bed board. , restrict and connect the connecting rod and mounting seat.

Here, the limiting member is a nut, and the end of the connecting rod is provided with a threaded portion that engages with the thread of the nut.

Here, when the bed is in an extended state, the first bed board and the second bed board are arranged along the longitudinal direction of the bed, and the first support frame and the second support frame are arranged horizontally of the bed. They are provided offset along the direction.

Here, the first bed board and the first support frame are provided with a first drive device for driving the first bed board to move with respect to the first support frame, and the first bed board and the first support frame are provided with a first drive device for driving the first bed board to move with respect to the first support frame, and The bed board and the second support frame are provided with a second drive device for driving the second bed board to move relative to the second support frame, and the first drive device and the second drive device are provided with a second drive device for driving the second bed board to move relative to the second support frame. The drive devices are provided offset along the lateral direction of the bed.

Here, the first support frame includes two first rotation arms, a first support rod is provided between the two first rotation arms, and the second support frame includes two second rotation arms. a second support rod is provided between two of the second rotation arms, one end of the first rotation arm being hingedly connected to one end of the second rotation arm, whereby the first rotation arm A rotational connection is provided between the support frame and the second support frame.

The first bed board includes a first bed board part and a second bed board part, the first bed board part is adjacent to the second bed board, and the second bed board part is adjacent to the second bed board part. one end of the first drive device is rotatably connected to a first bedboard section and separate from the second bedboard section, one end of the first drive device is rotatably connected to a first support rod of one of the first drive devices; The other opposite end is rotatably connected to the second bedboard section.

The second bed board includes a third bed board section, a fourth bed board section, and a fifth bed board section, and the third bed board section is adjacent to the first bed board section and the third bed board section is adjacent to the first bed board section. The fourth bedboard section is rotatably connected to the third bedboard section, the fifth bedboard section is rotatably connected to the fourth bedboard section, and one end of the second drive device is rotatably connected to the third bedboard section. It is rotatably connected to the second support rod, and the other opposite end of the second drive device is rotatably connected to the fourth bedboard part.

The first bedboard part, the second bedboard part, the third bedboard part, the fourth bedboard part, and the fifth bedboard part each include a support frame and a hollow part.

Here, the distance between the two first rotating arms is smaller than the distance between the two second rotating arms.

Here, a support block is provided on the lower surface of the first rotary arm and the second rotary arm, and the distance between the lower surface of the support block and the ground is the distance between the lowest end of the first drive device and the ground. , the distance between the lower surface of the support block and the ground is smaller than the distance between the lowest end of the second drive device and the ground, the support block and the support frame are provided staggered, and When the first support frame and the second support frame are provided one on top of the other, the support block is located within the hollow portion.

Here, a locking block is provided at an end of a hinge shaft for hinge-connecting the first rotary arm and the second rotary arm.

Here, a groove is provided in a support frame portion of the fifth bedboard section located below an end of the push rod of the second drive device, and a bottom of the groove is provided with a support frame for the push rod of the second drive device. A groove body is provided to facilitate rotation of the end.

Compared with the prior art, the foldable bed of the present invention has the following advantages.

The plurality of bedboard sections can be interconnected to form a complete bed. The plurality of bedboard parts can be rotatably connected to each other. The first bed board and the second bed board are respectively attached to a first support frame and a second support frame, and the first support frame and the second support frame are provided offset along the lateral direction of the bed, and the first bed board When the board and the second bed board are folded or stacked, the first support frame and the second support frame do not interfere with each other. When the bed is in an extended state, the restriction assembly connects the first support frame and the second support frame with a limited rotation point, thereby preventing unnecessary rotation between the two bed boards during use. Avoid and improve stability.

The drawings forming part of the invention are used to provide a further understanding of the invention, and the illustrative embodiments of the invention and their descriptions are used to interpret the invention, and the drawings form part of the invention. Don't limit your ideas. In the drawing,

FIG. 3 is a bottom view of the three-dimensional structure of the present invention. FIG. 3 is a locally enlarged view of part A of the present invention. FIG. 2 is a front view of the three-dimensional structure of the present invention. FIG. 3 is a schematic diagram of the three-dimensional structure of the present invention after removing the bed legs. FIG. 3 is a locally enlarged view of part B of the invention. FIG. 3 is a schematic diagram of the structure of the bed leg of the present invention.

It should be noted that the embodiments of the present invention and the features in the embodiments can be combined with each other, provided that there is no conflict.

It should be noted that when embodiments of the present invention refer to directional indications (up, down, left, right, front, back, etc.), the directional indications refer to specific orientations (as shown in the figure, each member When the specific posture changes, such as the relative positional relationship between the two, the movement status, etc., the direction instruction changes accordingly.

All directions or positional relationships mentioned in the embodiments of the present invention are based on the positional relationships in the drawings, and are for convenience and simplification of the description of the present invention, and are used to describe the devices or It is not intended to imply or imply that the elements must have a particular orientation, and should not be construed as a limitation on the invention. In the embodiments of the present invention, when descriptions such as "first" and "second" are mentioned, such descriptions as "first" and "second" are used for illustrative purposes only. shall not be construed as indicating or implying relative importance or quantity of technical features. Therefore, the features separated by "first" and "second" may explicitly or implicitly include one or more of the features.

Hereinafter, the present invention will be described in detail with reference to the drawings and examples.

As shown in FIGS. 1 to 6, the present invention provides a foldable bed, which includes a support frame 1 and a bed board 2, the support frame 1 having a first support frame 3 and a second support frame 3. The bed board 2 includes a first bed board 21 and a second bed board 22, and the first bed board 21 and the second bed board 22 are respectively connected to the first support frame 3 and the second bed board 22. It is attached to the support frame 4, and the first support frame 3 and the second support frame 4 are rotatably connected, so the first bed board 21 and the second bed board 22 are rotatably connected, and the first bed board 21 and the second bed board 22 are rotatably connected. At the rotatable connection point of the bed board 21 and the second bed board 22, a restriction assembly 5 is provided, so that the rotation of the first support frame 3 and the second support frame 4 is prevented when the bed is in the extended state. To easily limit and connect possible points, avoid unnecessary rotation between two bed boards 21 and 22 in use, and improve stability.

The restriction assembly 5 includes two mounting sheets 51 such as backing plates provided on the first bedboard 21 and the second bedboard 22, a connecting rod 52 and a restriction member 53, and the mounting sheet 51 includes a connecting rod 52 and a restriction member 53, respectively. If a through hole 54 is provided for the rod 52 to pass through and the connecting rod 52 passes through the two through holes 54 one after the other, the limiting member 53 is connected to the end of the connecting rod 52 and is therefore connected to the connecting rod 52. The mounting sheet 51 is connected in a restricted manner, thereby avoiding relative rotation between the first bed board 21 and the second bed board 22 when the bed is in the extended state. The backing plate of the attachment sheet 51 may be directly integrally formed with the first bed board 21 and the second bed board 22, or may be fixed to the first bed board 21 and the second bed board 22 via a fixing member.

In this embodiment, the limiting member 53 is a nut, and the end of the connecting rod 52 is provided with a threaded portion that engages with the thread of the nut.

In this embodiment, when the bed is in an extended state, the first bed board (21) and the second bed board (22) are arranged along the longitudinal direction of the bed to prevent mutual interference between them during the folding process. In order to avoid this, the first support frame 3 and the second support frame 4 are provided offset along the lateral direction of the bed.

In this embodiment, the first bed board 21 and the first support frame 3 have a mechanism for driving the first bed board 21 to move (for example, rotate) with respect to the first support frame 3. A first driving device 6 is provided on the second bed board 22 and the second support frame 4, and the second bed board 22 moves (for example, rotates) with respect to the second support frame 4. A second drive device 7 is provided for driving the bed, and in order to avoid mutual interference between the two during the folding process, the first drive device 6 and the second drive device 7 are arranged along the lateral direction of the bed. It is installed in a staggered manner.

In this embodiment, the first support frame 3 includes two first rotation arms 31, a first support rod 32 is provided between the two first rotation arms 31, and the second support frame 4 includes two second rotating arms 41, a second support rod 42 is provided between the two second rotating arms 41, and one end of the first rotating arm 31 is connected to the second rotating arm 41. hinged at one end.

As shown in FIG. 3, the first bed board 21 includes a first bed board section 23 and a second bed board section 24, and the first bed board section 23 is adjacent to the second bed board 22. The second bedboard section 24 is rotatably connected to the first bedboard section 23 and is separated from the second bedboard section 22, and one end of the first drive device 6 is connected to one of the first bedboard sections 23 and 22. 1 support rod 32, and the other opposite end of the first drive device 6 is rotatably connected to the second bed board part 24,

The second bedboard section 22 includes a third bedboard section 25, a fourth bedboard section 26, and a fifth bedboard section 27, and the third bedboard section 25 is connected to the first bedboard section 23. adjacent to, the fourth bedboard section 26 is rotatably connected to the third bedboard section 25, and the fifth bedboard section 27 is rotatably connected to the fourth bedboard section 26, A motor end of the second drive device 7 is rotatably connected to the second support rod 42 , and a push rod end of the second drive device 7 is rotatably connected to the fourth bed board section 26 . .

The first bedboard part 23, the second bedboard part 24, the third bedboard part 25, the fourth bedboard part 26, and the fifth bedboard part 27 all include a support frame 9 and a hollow part 91. .

In this embodiment, in order to avoid interference between the first rotary arm 31 and the second rotary arm 41 during the folding process, the distance between the two first rotary arms 31 is smaller than the distance between the two second rotary arms 41. It is smaller than the distance between the arms 41. Naturally, the distance between the two first rotary arms 31 may be greater than or equal to the distance between the two second rotary arms 41, and the first rotary arm 31 and the second rotary arm 41 extend along the lateral direction of the bed. They may be arranged offset from each other (that is, not on the same line along the longitudinal direction of the bed).

This embodiment further includes a plurality of bed legs 11, some of which are removably attached to the first support frame 3, and other parts of the bed legs 11 are attached to the second support frame 4. The bed leg 11 is removably attached, and specifically, as shown in FIG. according to different requirements for bed height, one or more supports 13 can be removed to reach the required height, thereby increasing the bed height. Can be adjusted and improve applicability.

The bed legs 11 function as a support structure that supports the platform at a predetermined distance from the ground. It will be appreciated that in other examples, the support structure may be implemented as other forms of support structure, such as a support frame with height adjustment (eg, a brace structure). In the example shown, two other bed legs 11 are also provided in the middle part of the platform.

In this embodiment, a support block 8 (see FIG. 4) is provided on the lower surface of the first rotary arm 31 and the second rotary arm 41, and during use, the distance between the lower surface of the support block 8 and the ground is is smaller than the distance between the bottom end of the first drive device 6 and the ground, and the distance between the bottom surface of the support block 8 and the ground is smaller than the distance between the bottom end of the second drive device 7 and the ground. The support block 8 and the support frame 9 are disposed apart from each other, and the first support frame 3 and the second support frame 4 are smaller than the distance between the support block 8 and the support frame 9 to avoid interference between the support block 8 and the support frame 9 during the folding process. When the support blocks 8 are provided one on top of the other, the support block 8 is located within the hollow portion 91.

After the bed legs 11 are removed from the support frame, the support blocks 8 can be used as a support structure for the entire bed to support the entire bed board in order to achieve the required support height.

In this embodiment, a locking block is provided at the end of the hinge shaft for hinge-connecting the first rotary arm 31 and the second rotary arm 41, and thereby the first rotary arm 31 and the second rotary arm 41 to effectively limit the hinge axis between the two and improve stability.

In this embodiment, a groove 271 is provided in the support frame 9 of the fifth bedboard section 27 located below the push rod end of the second drive device 7, and a groove 271 is provided at the bottom of the groove 271. A groove body 272 is provided to facilitate the rotation of the push rod end of the second drive device 7, so that during operation the push rod of the second drive device 7 is placed in the support frame 9 in the fifth bed board part 27 without unnecessary movement. This prevents damage and leaves room for the push rod of the second drive 7 to rotate.

The above content is only a preferred embodiment of the present invention, and does not limit the present invention. Modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention are included in the protection scope of the present invention. It will be done.

Claims (10)

A foldable bed comprising a support frame (1) and a bed board (2), the support frame (1) comprising a first support frame (3) and a second support frame (4). The bed board (2) includes a first bed board (21) and a second bed board (22), and the first bed board (21) and the second bed board (22) each include a first bed board (21) and a second bed board (22). The first bed board (21) is attached to a support frame (3) and a second support frame (4), and the first bed board (21) is rotatably connected to the first support frame (3) and the second support frame (4). and a second bed board (22) are rotatably connected, and a restriction assembly (5) is provided at the rotatable connection point between the first bed board (21) and the second bed board (22). A foldable bed featuring The restriction assembly (5) includes two mounting seats (51), a connecting rod (52) and a restriction member (53) provided on a first bedboard (21) and a second bedboard (22), respectively; The attachment sheet (51) is provided with a through hole (54) for the connecting rod (52) to pass through, and when the connecting rod (52) sequentially passes through the two through holes (54), the limiting member ( 53) is connected to the end of the connecting rod (52) and thus restricts and connects the connecting rod (52) and the mounting sheet (51), thereby connecting said first bed board (21) and the second bed Foldable bed according to claim 1, characterized in that relative rotation between it and the board (22) is avoided. Folding according to claim 2, characterized in that the limiting member (53) is a nut, and the end of the connecting rod (52) is provided with a threaded part that engages with the thread of the nut. Possible bed. When the bed is in an extended state, the first bed board (21) and the second bed board (22) are arranged along the longitudinal direction of the bed, and the first support frame (3) and the second support frame The foldable bed according to claim 1, wherein (4) is provided offset along the lateral direction of the bed. The first bed board (21) and the first support frame (3) include a first bed board (21) for driving the first bed board (21) to move relative to the first support frame (3). A driving device (6) is provided on the second bed board (22) and the second support frame (4), and the second bed board (22) is moved relative to the second support frame (4). A second drive device (7) for driving the bed is provided, and the first drive device (6) and the second drive device (7) are provided offset along the lateral direction of the bed. A foldable bed according to claim 1, characterized in that: The first support frame (3) includes two first rotation arms (31), a first support rod (32) is provided between the two first rotation arms (31), and a first support rod (32) is provided between the two first rotation arms (31). The second support frame (4) includes two second rotation arms (41), and a second support rod (42) is provided between the two second rotation arms (41). One end of the arm (31) is hingedly connected to one end of the second rotating arm (41),
The first bed board (21) includes a first bed board part (23) and a second bed board part (24), and the first bed board part (23) is connected to the second bed board (22). ), the second bedboard part (24) is rotatably connected to the first bedboard part (23) and separate from the second bedboard (22), and the second bedboard part (24) is rotatably connected to the first bedboard part (23) and separate from the second bedboard (22). One end of said first drive device (6) is rotatably connected to one of the first support rods (32), and the other opposite end of said first drive device (6) is connected to said second bed board part (24). ) is rotatably connected to the
The second bed board (22) includes a third bed board part (25), a fourth bed board part (26), and a fifth bed board part (27), and the third bed board part (25) includes a third bed board part (25), a fourth bed board part (26), and a fifth bed board part (27). ) is adjacent to the first bedboard part (23), the fourth bedboard part (26) is rotatably connected to the third bedboard part (25), and the fifth bedboard part ( 27) is rotatably connected to the fourth bedboard section (26), a motor end of the second drive device (7) is rotatably connected to the second support rod (42), and the second drive device (7) has a motor end rotatably connected to the second support rod (42). The push rod end of the second drive device (7) is rotatably connected to the fourth bed board part (26),
The first bed board part (23), the second bed board part (24), the third bed board part (25), the fourth bed board part (26), and the fifth bed board part (27) are all supported. Foldable bed according to claim 5, characterized in that it comprises a frame (9) and a hollow part (91). Foldable bed according to claim 6, characterized in that the distance between two said first rotating arms (31) is smaller than the distance between two said second rotating arms (41). A support block (8) is provided on the lower surface of the first rotation arm (31) and the second rotation arm (41), and when the bed is in an extended state, the lower surface of the support block (8) and the ground are connected. The distance between the lowermost end of the first drive device (6) and the ground is smaller than the distance between the bottom surface of the support block (8) and the ground, and the distance between the bottom surface of the support block (8) and the ground is smaller than the distance between the bottom end of the first drive device (6) and the ground. The support block (8) and the support frame (9) are provided at a distance smaller than the distance between the lowest end of the ground and the ground, and the first support frame (3) and the second support frame (4) are provided in an overlapping manner. Foldable bed according to claim 6, characterized in that when the support block (8) is located in the hollow part (91). The foldable device according to claim 6, characterized in that a locking block is provided at an end of a hinge shaft for hinge-connecting the first rotation arm (31) and the second rotation arm (41). A bed. A groove (271) is provided at the support frame (9) of the fifth bedboard section (27) located below the push rod end of the second drive device (7), and the groove (271) Foldable bed according to claim 6, characterized in that the bottom of the bed is provided with a groove body (272) for facilitating the rotation of the push rod end of the second drive (7).