WO2020186885A1

WO2020186885A1 - Object supporting portion folding mechanism and sofa

Info

Publication number: WO2020186885A1
Application number: PCT/CN2019/130633
Authority: WO
Inventors: 肖振佳; 林付峰; 丁汉黎
Original assignee: 厦门松霖科技股份有限公司
Priority date: 2019-03-18
Filing date: 2019-12-31
Publication date: 2020-09-24
Also published as: US20200297117A1; CN111713910A

Abstract

Disclosed are an object supporting portion folding mechanism and a sofa. An object supporting portion folding mechanism connects an object supporting portion and a supporting portion. The folding mechanism comprises four connecting rods. The first connecting rod and the third connecting rod are rotatably connected to the supporting portion. The second connecting rod and the fourth connecting rod are rotatably connected to the object supporting portion. The first connecting rod and the third connecting rod are respectively rotatably connected to the second connecting rod and the fourth connecting rod. The second connecting rod and the third connecting rod are rotatably connected to each other. The object supporting portion folding mechanism can be folded and unfolded smoothly, reduces required labor, is convenient to operate, and can provide stable and reliable support.

Description

Storage department folding mechanism and sofa

Technical field

The present invention relates to the field of household articles, in particular to a folding mechanism of a storage part and a sofa.

Background technique

The existing folding mechanism of the storage part, such as CN201480633U and CN2577688Y, the flip device of the movable panel includes a support frame and a panel. The support frame is equipped with a first connector, and the panel is equipped with a second connector. One end of the bending piece is movably connected with the lower end of the first connecting piece, the other end is movably connected with the inner end of the second connecting piece, one end of the upper bending piece is movably connected with the upper end of the first connecting piece, and the other end is movably connected with the second connecting piece. External active connection. The above-mentioned folding mechanism of the storage part has the disadvantages of poor support stability and poor folding smoothness.

Summary of the invention

The present invention provides a folding mechanism for a storage part and a sofa, which overcomes the shortcomings of the folding mechanism for the storage part in the background art.

One of the technical solutions adopted by the present invention to solve its technical problems is:

The folding mechanism of the holding part connects the holding part (10) and the supporting part (20). The folding mechanism includes a first link (31), a second link (32), a third link (33) and a fourth link The connecting rod (34), the first connecting rod (31), the third connecting rod (33) can be rotatably connected to the supporting part (20), the second connecting rod (32), the fourth connecting rod (34) are both The first connecting rod (31), the third connecting rod (33), the second connecting rod (32), and the fourth connecting rod (34) are rotatably connected to the holding part (10). The second connecting rod (32) and the third connecting rod (33) are also rotatably connected together.

In an embodiment: one end of the first link (31) and one end of the third link (33) can be rotatably connected to the supporting part (20), and one end of the second link (32) and the fourth link ( 34) One end can be rotatably connected to the holding part (10), the other end of the first link (31), the other end of the third link (33) and the other end of the second link (32), the fourth link ( 34) The other ends are respectively connected by rotation.

In an embodiment: the second link (32), the third link (33), the fourth link (34) and the holding part (10) cooperate to form a four-link mechanism.

In an embodiment: the first connecting rod (31), the second connecting rod (32), the third connecting rod (33) and the supporting portion (20) cooperate to form a four-bar linkage mechanism.

In an embodiment: the second connecting rod (32), the third connecting rod (33), the fourth connecting rod (34) and the holding portion (10) cooperate to form a four-bar linkage mechanism, the first connecting rod (31) ), the second link (32), the third link (33) and the supporting part (20) cooperate to form a four-bar linkage.

In one embodiment, it further includes a driving mechanism (40), which is connected to the first connecting rod (31) in transmission to drive the first connecting rod (31) to rotate.

In an embodiment: the driving mechanism (40) includes a driving part (41) and a slidable abutting part (42) connected to the driving part (41), and the driving part (41) is rotatably connected to the supporting part (20). ), the abutting portion (42) is rotatably connected to the first connecting rod (31).

In an embodiment: the driving mechanism (40) includes an electric push rod, and the push rod of the electric push rod constitutes the aforementioned abutting portion (42).

In an embodiment: the holding part (10) is provided with a sensor for determining whether an object is placed on the holding part (10), and the sensor signal is connected to the driving mechanism (40).

In one embodiment: the holding part (10) has an object holding surface, the holding surface is convexly provided with a convex seat, the convex seat is provided with a sensor, and the sensor includes an infrared sensor for judging whether an object is placed on the holding part (10) Or microwave sensor or laser sensor.

In one embodiment: the holding part (10) is provided with a sensor for judging whether there is an object on the holding part (10), the holding part (10) or the supporting part (20) is provided with an alarm mechanism, and the sensor signal is connected to the alarm mechanism.

In an embodiment: the holding part (10) includes an holding plate (11).

In an embodiment: the holding part (10) includes a holding plate (11) and a fixing seat (12) fixed on the back of the holding plate (11), the second connecting rod (32), the fourth connecting rod (34) ) Can be rotatably connected to the fixed seat (12) of the storage part (10).

In an embodiment: the storage part (10) is provided with a wireless charging module.

The second technical solution adopted by the present invention to solve its technical problems is:

The folding mechanism of the holding part connects the holding part (10) and the supporting part (20). The folding mechanism includes a first link (31), a second link (32), a third link (33) and a fourth link The connecting rod (34), the second connecting rod (32), the third connecting rod (33), the fourth connecting rod (34) and the holding part (10) cooperate to form a four-bar linkage mechanism, the first connecting rod (31) ), the second link (32), the third link (33) and the supporting part (20) cooperate to form a four-bar linkage.

The third technical scheme adopted by the present invention to solve its technical problems is:

The sofa includes a sofa main body and the above-mentioned storage part folding mechanism, and the sofa main body includes the above-mentioned supporting part (20).

In an embodiment: the sofa body includes a seat (21) and armrests (22) located on both sides of the seat (21), and the armrest (22) includes the above-mentioned support portion (20).

In one embodiment: the outer wall of the armrest portion (22) is recessed with a accommodating cavity (221). The folding mechanism enables the storage portion (10) to move between the unfolded state and the folded state, and is located in the folded state. The storage part (10) and the folding mechanism are located in the containing cavity (221).

In an embodiment: the armrest portion (22) is provided with a control panel, and the control panel is signally connected to the driving mechanism (40).

Compared with the background technology, this technical solution has the following advantages:

The first and third connecting rods can be rotatably connected to the supporting part, the second and fourth connecting rods can be rotatably connected to the storage part, and the first and third connecting rods and the second and fourth connecting rods can be rotatably connected together. , The second connecting rod and the third connecting rod are also connected by rotation, so that the expansion and contraction is smooth, labor-saving, convenient, and the support is stable and reliable.

The second, third, and fourth connecting rods and the holding part cooperate to form a four-bar linkage mechanism. The first, second, and third connecting rods and the supporting part also form a four-bar linkage mechanism, which is smooth, labor-saving, convenient, and , The support is stable and reliable.

The driving mechanism is connected to the first connecting rod in transmission to drive the first connecting rod to rotate, which can realize automatic expansion and contraction without manual expansion and contraction, and is convenient to use.

The driving mechanism includes an electric push rod, and the push rod of the electric push rod constitutes the above-mentioned abutting part, and the electric push rod can realize self-locking to ensure that the storage part is kept in the expanded state or the folded state.

The second and fourth connecting rods can be rotatably connected to the fixed seat of the storage part, which is convenient for assembly and has high connection strength.

An accommodating cavity is recessed on the outer wall of the armrest part, and the accommodating part and the folding mechanism in the folded state are located in the accommodating cavity, which improves the utilization of space and has a beautiful appearance.

Description of the drawings

The present invention will be further described below in conjunction with the drawings and specific embodiments.

Fig. 1 is a three-dimensional schematic diagram of a sofa shelf in an unfolded state according to a specific embodiment.

Fig. 2 is a perspective schematic view of a sofa shelf in a specific embodiment in a half-expanded state.

Fig. 3 is a perspective schematic view of the sofa shelf in the specific embodiment in a folded state.

Fig. 4 is a three-dimensional schematic diagram of the folding mechanism of the storage portion of the specific embodiment, in which the dotted line is used to indicate the storage board.

Fig. 5 is a schematic structural view of the folding mechanism of the storage portion of the specific embodiment in an expanded state.

Fig. 6 is a schematic structural view of the folding mechanism of the storage portion of the specific embodiment in a semi-expanded state.

Fig. 7 is a schematic structural view of the folding mechanism of the storage portion of the specific embodiment in a folded state.

detailed description

For the folding mechanism of the holding part, please refer to Figs. 4 to 7, connecting the holding part 10 and the supporting part 20. The folding mechanism includes a first link 31, a second link 32, a third link 33, a fourth link 34 and a driving mechanism 40. One end of the first link 31 and one end of the third link 33 can be rotated Connected to the supporting part 20, one end of the second link 32 and one end of the fourth link 34 can be rotatably connected to the holding part 10, the other end of the first link 31, the other end of the third link 33 and the second link The other end of the fourth link 32 and the other end of the fourth link 34 are respectively connected by rotation, and the second link 32 and the third link 33 are also connected by rotation, so that the second link 32 and the third link 33 , The fourth link 34 and the holding part 10 cooperate to form a four-bar linkage mechanism. The first link 31, the second link 32, the third link 33 and the supporting part 20 also form a four-bar linkage mechanism. Four-bar linkage linkage. The driving mechanism 40 is drivingly connected to the first connecting rod 31 to drive the first connecting rod 31 to rotate.

In this specific embodiment: the holding part 10 includes a holding plate 11 and a fixing seat 12 fixed on the back of the holding plate 11, the second link 32 and the fourth link 34 can be rotatably connected to the fixing part 10 Block 12. According to requirements, if the storage board 11 is a desktop board, the storage board can also be replaced with a cup holder or a bracket according to requirements.

The driving mechanism 40 includes a driving part 41 and an abutting part 42 slidably connected to the driving part 41. The driving part 41 is rotatably connected to the supporting part 20. The abutting part 42 is rotatably connected to the first connecting rod 31 to pass the top The sliding of the abutting portion 42 relative to the driving portion 41 controls the rotation of the first link 31 and controls the expansion and contraction of the folding mechanism of the storage portion 10. If necessary, other driving mechanisms can also be used, for example, a driving gear and a driven gear connected to the rotation shaft of the first connecting rod 31 in synchronous rotation are provided. The driving gear and the driven gear mesh to drive the first connecting rod 31 around the rotation shaft through the driving gear. Rotate to achieve exhibition and harvest. In a specific structure: the driving mechanism 40 includes an electric push rod, and the push rod of the electric push rod constitutes the aforementioned abutting portion 42. The driving mechanism may also adopt other mechanisms, such as a hydraulic push rod or a pneumatic push rod, as required.

In this specific embodiment: the storage board 11 is provided with a sensor for judging whether an object is placed on the storage board 11, the sensor signal is connected to the drive mechanism 40, and the drive mechanism 40 is controlled when the sensor senses the storage when the storage part is in the open state Keeping in this state prevents the drive mechanism from moving to drive the folding mechanism of the storage board to fold, causing things on the storage section to fall due to the folding of the storage board. In a specific structure: the shelf 11 has an object surface, the end side of the object surface is convexly provided with a convex seat, and a sensor is arranged on the convex seat. If the sensor is an infrared sensor, the infrared sensor is arranged side by side along the length of the convex seat. The sensor emits infrared rays, and when the infrared rays encounter obstacles, they feed back to the infrared sensor. The infrared sensor judges whether there is an object on the object surface according to whether it receives feedback (there is feedback means there is an object, and no feedback means there is no object). If necessary, other sensors, such as microwave sensors or laser sensors, can also be used. According to needs, a pressure sensor can also be set on the surface of the object to determine whether to place an object according to the pressure sensor.

In this specific embodiment, the storage unit 10 is provided with a wireless charging module to provide a wireless charging function for electronic devices.

Please refer to Figs. 1 to 4, the sofa includes a sofa main body and the above-mentioned folding mechanism of the storage part, and the sofa main body includes the above-mentioned supporting part 20. The sofa body includes a seat 21, armrests 22 located on both sides of the seat 21, and a back 23 provided at the rear of the seat 21. The armrest 22 includes the above-mentioned support portion 20. The outer wall of the armrest portion 22 is recessed with a accommodating cavity 221, and the storage portion 10 can be moved between the expanded state and the collapsed state through the folding mechanism. The storage portion 10 and the folding mechanism in the collapsed state are located in the accommodating cavity 221 Inside. The above-mentioned folding mechanism is adopted to make the storage board located in the accommodating cavity when it can be folded, and partly on the top surface of the armrest when unfolded. On the one hand, it can avoid the top surface of the armrest during unfolding and on the other hand. Part of it is located above the top surface of the armrest, and the user uses a storage board.

The armrest portion 22 is provided with a control panel, and the control panel is signal-connected to the driving mechanism 40 to control the expansion and retraction of the folding mechanism of the storage board. A USB charging dock can also be provided at the control panel as required.

The folding mechanism of the storage part of this embodiment can be used not only on sofas, but also on tables, chairs, beds and other household items.

The above are only preferred embodiments of the present invention, so the scope of implementation of the present invention cannot be limited accordingly. That is, equivalent changes and modifications made according to the scope of the patent of the present invention and the content of the specification should still be covered by the present invention. Within range.

Industrial applicability

The folding mechanism of the holding part of the present invention includes four connecting rods. The first and third connecting rods are all transferred to the supporting part, and the second and fourth connecting rods are all transferred to the holding part. The second and fourth connecting rods are respectively transferred together, and the second and third connecting rods are also transferred together. The folding structure is smooth, labor-saving and convenient.

Claims

The folding mechanism of the holding part connects the holding part (10) and the supporting part (20), and is characterized in that the folding mechanism includes a first connecting rod (31), a second connecting rod (32), and a third connecting rod (33). ) And the fourth link (34), the first link (31), the third link (33) can be rotatably connected to the supporting part (20), the second link (32), the fourth link (34) can be rotatably connected to the holding part (10), the first link (31), the third link (33), the second link (32), and the fourth link (34) are respectively rotatably connected to At the same time, the second link (32) and the third link (33) are connected in rotation.
The folding mechanism according to claim 1, wherein one end of the first link (31) and one end of the third link (33) can be rotatably connected to the supporting part (20), and the second link One end of the rod (32) and one end of the fourth link (34) can be rotatably connected to the holding part (10), the other end of the first link (31), the other end of the third link (33) and the second link (32) The other end and the other end of the fourth connecting rod (34) are respectively connected by rotation.
The folding mechanism of the holding part according to claim 1, wherein the second link (32), the third link (33), the fourth link (34) and the holding part (10) cooperate to form four Linkage.
The folding mechanism according to claim 1, wherein the first connecting rod (31), the second connecting rod (32), the third connecting rod (33) and the supporting part (20) cooperate to form four Linkage.
The folding mechanism of the holding part according to claim 1, wherein the second link (32), the third link (33), the fourth link (34) and the holding part (10) cooperate to form four The linkage mechanism, the first linkage (31), the second linkage (32), the third linkage (33) and the supporting part (20) cooperate to form a four linkage mechanism.
The folding mechanism of the holding portion according to claim 1 or 2 or 3 or 4 or 5, characterized in that it further comprises a driving mechanism (40) which is connected to the first connecting rod (31) in transmission to drive The first link (31) rotates.
The folding mechanism of the storage portion according to claim 6, characterized in that: the driving mechanism (40) comprises a driving part (41) and an abutting part (42) which can be slidably connected to the driving part (41), the driving The part (41) is rotatably connected to the supporting part (20), and the abutting part (42) is rotatably connected to the first connecting rod (31).
The folding mechanism of the storage portion according to claim 7, wherein the driving mechanism (40) comprises an electric push rod, and the push rod of the electric push rod constitutes the abutting portion (42).
The folding mechanism of the holding part according to claim 6, characterized in that: the holding part (10) is provided with a sensor for determining whether an object is placed on the holding part (10), and the sensor signal is connected to the driving mechanism (40).
The folding mechanism of the holding part according to claim 9, characterized in that: the holding part (10) has a holding surface, a convex seat is protruding on the holding surface, and a sensor is provided on the convex seat, and the sensor includes a judgment of the holding surface. Whether there is an infrared sensor, microwave sensor or laser sensor on the part (10).
The folding mechanism of the holding part according to claim 1 or 2 or 3 or 4 or 5, characterized in that: the holding part (10) is provided with a sensor for judging whether an object is placed on the holding part (10), and the holding part (10) or the supporting part (20) is provided with an alarm mechanism, and the sensor signal is connected to the alarm mechanism.
The folding mechanism of the holding part according to claim 1 or 2 or 3 or 4 or 5, characterized in that the holding part (10) comprises an object holding plate (11).
The folding mechanism of the holding part according to claim 1 or 2 or 3 or 4 or 5, characterized in that: the holding part (10) comprises an object holding plate (11) and a fixed seat fixed on the back of the holding plate (11) (12), the second link (32) and the fourth link (34) can be rotatably connected to the fixed seat (12) of the storage part (10).
The folding mechanism of the holding part according to claim 1 or 2 or 3 or 4 or 5, wherein the holding part (10) is provided with a wireless charging module.
The folding mechanism of the holding part connects the holding part (10) and the supporting part (20), and is characterized in that the folding mechanism includes a first connecting rod (31), a second connecting rod (32), and a third connecting rod (33). ) And the fourth link (34), the second link (32), the third link (33), the fourth link (34) and the holding part (10) cooperate to form a four-link mechanism, the first The connecting rod (31), the second connecting rod (32), the third connecting rod (33) and the supporting part (20) cooperate to form a four-bar linkage mechanism.
The sofa is characterized in that it comprises a sofa main body and the folding mechanism of the storage part according to claim 1 or 2 or 3 or 4 or 5 or 15, and the sofa main body includes the above-mentioned supporting part (20).
The sofa according to claim 16, characterized in that: the sofa body includes a seat (21) and armrests (22) located on both sides of the seat (21), and the armrests (22) include the aforementioned support Part (20).
The sofa according to claim 17, characterized in that: the outer wall of the armrest portion (22) is recessed with a accommodating cavity (221), and the folding mechanism enables the storage portion (10) to be between the unfolded state and the folded state Movable, the storage part (10) and the folding mechanism in the folded state are located in the accommodating cavity (221).
The sofa according to claim 17, wherein a control panel is provided on the armrest portion (22), and the control panel is signally connected to the driving mechanism (40).