Ladder-chair integrated furniture with storage function and use method thereof

Abstract

The invention discloses ladder-chair integrated furniture with a storage function and a use method thereof. The ladder-chair integrated furniture comprises a backrest and side frames, the backrest comprises a main body backrest frame and a connecting frame, the connecting frame is arranged at the bottom end of the main body backrest frame, and the connecting frame is hinged to the side frame, so that the main body backrest frame can rotate by a certain angle and is used for switching the main body backrest frame between the chair back and the ladder frame; the main body backrest frame is provided with a plurality of supporting blocks which are used as a human back supporting surface of a chair or a human foot supporting surface of a ladder; the side frames are provided with upper supporting frames, the upper supporting frames are used for supporting armrests or supporting the main body backrest frame, and the armrests are of detachable structures; the side frame is further provided with a lower supporting frame, the lower supporting frame is used for supporting a cushion, and the cushion is of a detachable structure. The ladder, the chair and the storage box are combined into an integrated structure, the ladder and the chair can be switched at any time, the storage function is achieved in the two states, and the utilization rate is high.

Description

Technical Field

[0001] The invention relates to furniture, in particular to ladder-chair integrated furniture with a storage function and a use method thereof. Background Art

[0002] At present, when people perform high-altitude operations at home and in small offices (such as tidying up the upper layers of wardrobes and kitchen cabinets; replacing light bulbs and lampshades; cleaning the tops of windows and suspended ceilings), they usually stand on wooden stools or wooden chairs and stack multiple wooden stools. This method is inconvenient and unstable. Some families and small offices also buy home escalators. Because high-altitude operations in homes and small offices are not normal operations, the utilization rate of escalators is not high and they need to occupy space for storage when not in use. Small tools and common medicines in homes and small offices are placed in special storage boxes or cabinet drawers or are placed randomly, which takes up space and is difficult to manage, and they need to be searched everywhere when they are needed. Summary of the invention

[0003] In order to solve the defects of the above-mentioned prior art, the present invention provides an integrated ladder-chair furniture with storage function and a use method thereof. The present invention combines a ladder, a chair, and a storage box into an integrated structure. The ladder and the chair can be converted at any time, and in both states, they have the storage function and have a high utilization rate.

[0004] In order to achieve the above technical purpose, the present invention adopts the following technical solution: a ladder-chair integrated furniture with storage function, comprising a backrest and a side frame; The backrest includes a main backrest frame and a connecting frame, wherein the connecting frame is arranged at the bottom end of the main backrest frame, and the connecting frame is hinged to the side frame, so that the main backrest frame can rotate to a certain angle, so as to convert the main backrest frame between the chair back and the ladder frame; the main backrest frame is provided with a plurality of support blocks, which are used as the back support surface of the chair, or as the foot support surface of the ladder; The side frame is provided with an upper support frame, and the upper support frame is used to support the armrest or the main backrest frame, wherein the armrest is a detachable structure; The side frame is also provided with a lower support frame, and the lower support frame is used to support a seat cushion, wherein the seat cushion is a detachable structure.

[0005] The main backrest frame includes two frame rods, which are arranged in parallel. The frame rods include an upper backrest frame and a lower main body frame. The lower main body frame is fixed to the lower end of the upper backrest frame. The lower main body frame and the upper backrest frame are connected at an obtuse angle; the connecting frame is arranged between the two lower main body frames.

[0006] The support block includes a plurality of dual-purpose plates, which are arranged between the two upper backrest frames. The dual-purpose plates include a first plate and a second plate. Holes are opened at both ends of the first plate, and the holes are passed through and fixed on the upper backrest frames. The second plate is fixed on the first plate. The second plate is a flat plate, and the plane of the second plate serves as a support surface for supporting a person's back. The upper surface of the second plate is flush with the upper surface of the first plate and is used as a support surface for the ladder person's feet.

[0007] The support block comprises at least one foot plate, and the foot plate is arranged between the two lower main body frames; holes are opened at both ends of the foot plate, and the holes are penetrated and fixed on the lower main body frames.

[0008] A lower protrusion is fixed to each of the two lower main body frames, one end of the seat cushion is arranged on the two lower protrusions, and the other end is arranged on the lower support frame; when used as a ladder, the seat cushion is removed.

[0009] The two upper backrest frames are respectively fixed with an upper protrusion, one end of the armrest is arranged on the upper protrusion, and the other end is arranged on the upper support frame, and is used as the armrest of the chair; when used as a ladder, the armrest is removed.

[0010] The connecting frame adopts a connecting rod, and the two ends of the connecting rod are respectively fixedly connected to the two lower main frames; the connecting rod is equipped with a hinge, and the hinge binds the connecting rod to the bottom of the side frame.

[0011] The side frame includes two brackets, the two brackets are arranged in parallel, the bracket includes a base frame and an oblique frame, the base frame and the oblique frame are connected at an acute angle, a reference frame is arranged between the two base frames, and the reference frame is bound to the connecting rod by using the hinge.

[0012] The upper support frame includes a first support plate and a second support plate, both of which are fixed to the top of the inclined frame, the upper surfaces of the first support plate and the second support plate are flush and can support the armrest, and the second support plate is provided with a support groove, which can support the upper backrest frame of the main backrest frame.

[0013] A method for using integrated ladder-chair furniture with a storage function comprises the steps of removing armrests and seat cushions, rotating a main backrest frame so that an upper backrest frame rests in a supporting groove of a second support plate to form a ladder; and performing the reverse operation to form a chair.

[0014] In summary, the present invention has achieved the following technical effects: In the present invention, the armrest 5 and the seat cushion 4 are removed, and the main backrest frame is rotated so that the upper backrest frame 11 leans against the supporting groove of the second support plate 24 to form a ladder; the reverse operation forms a chair.

[0015] The present invention combines a ladder, a chair and a storage box into an integrated structure. The ladder and the chair can be converted at any time, and both of the two states have a storage function, so the utilization rate is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a side view of the chair; Figure 2 It is a side view of the ladder; Figure 3 It is a three-dimensional diagram of a chair; Figure 4 yes Figure 3 Schematic diagram of removing the armrest and seat cushion; Figure 5 is a schematic diagram of the reference frame; Figure 6 It is a seat diagram; Figure 7 is a schematic diagram of the upper support frame; Figure 8 It is a diagram of the handrail. DETAILED DESCRIPTION

[0017] The present invention is further described in detail below in conjunction with the accompanying drawings.

[0018] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

[0019] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0020] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0023] Example: A ladder-chair integrated furniture with storage function, which can Figure 1 The chair is converted to Figure 2 The ladder, Figure 3 This is a diagram of a chair. Figure 4 yes Figure 3 Schematic diagram of disassembling the armrest and seat cushion, including the backrest 1 and the side frame 2; The backrest 1 includes a main backrest frame and a connecting frame. The connecting frame is arranged at the bottom end of the main backrest frame. The connecting frame is hinged to the side frame 2, so that the main backrest frame can be rotated to a certain angle to convert the main backrest frame between the chair back and the ladder frame; the main backrest frame is provided with a plurality of support blocks, which are used as the back support surface of the chair or as the foot support surface of the ladder; the side frame 2 is provided with an upper support frame, which is used to support the armrest 5 or to support the main backrest frame, wherein the armrest 5 is a detachable structure; the side frame 2 is also provided with a lower support frame, which is used to support the seat cushion 4, wherein the seat cushion 4 is a detachable structure.

[0024] The product of the present invention is divided into two states: the chair state mainly comprises a main body backrest frame, armrests and seat cushions, and this state is a conventional chair; the escalator state, which is Figure 1 The armrests and seat cushions of the chair in the state are removed, and the main backrest frame is pushed toward the side frame to form a ladder.

[0025] like Figure 3As shown, the main backrest frame includes two frame rods, which are arranged in parallel. The frame rods include an upper backrest frame 11 and a lower main body frame 12. The lower main body frame 12 is fixed to the lower end of the upper backrest frame 11, and the lower main body frame 12 is connected to the upper backrest frame 11 at an obtuse angle; the connecting frame is arranged between the two lower main body frames 12.

[0026] The obtuse angle connection allows the chair back to tilt back, making it more comfortable to sit on, and also gives the ladder an obtuse angle for greater stability.

[0027] The support block is arranged on the main backrest frame, which can not only make the two frame rods more stable and not shake, but also realize the functions of the chair backrest and the ladder step. The support block includes a plurality of dual-purpose plates 15 and at least one footrest plate 14.

[0028] Specific: like Figure 3 As shown, the support block includes a plurality of dual-purpose plates 15, and the plurality of dual-purpose plates 15 are arranged between the two upper backrest frames 11. The dual-purpose plates 15 include a first plate 16 and a second plate 17. Both ends of the first plate 16 are provided with holes, and the holes are penetrated and fixed on the upper backrest frame 11. The second plate 17 is fixed on the first plate 16. The second plate 17 is a flat plate, and the plane of the second plate 17 serves as a support surface for supporting a person's back. The upper surface of the second plate 17 is flush with the upper surface of the first plate 16 and is used as a support surface for the ladder person's feet.

[0029] The present invention provides a dual-purpose board 15, which is used as a fixing member of the two upper backrest frames 11, as a chair back, and as a step of a ladder.

[0030] At the same time, the second plate 17 is configured as a hollow structure, and the hollow portion is designed as a tool box and a storage box for storing tools and other small items commonly used in homes and small offices.

[0031] The support block includes at least one foot plate 14, which is disposed between the two lower main frames 12; holes are formed at both ends of the foot plate 14, which are penetrated and fixed on the lower main frames 12.

[0032] The present invention is provided with a footboard 14, which is used as a fixing member of the two lower main frames 12 and as a step of the ladder.

[0033] In this embodiment, there are four dual-purpose plates 15 and one footrest plate 14, which reduces the overall weight.

[0034] In order to realize the mutual conversion function of the ladder and the chair, the present invention is arranged as follows: The connecting frame adopts a connecting rod 13 , and the two ends of the connecting rod 13 are respectively fixedly connected to the two lower main frames 12 ; the connecting rod 13 is matched with a hinge 3 , and the hinge 3 binds the connecting rod 13 to the bottom of the side frame 2 .

[0035] When you need to convert the function, just push the backrest and push it onto the side frame to make it a ladder. Push the backrest back and fix it with the armrests and cushion to make it a chair.

[0036] In addition, the side frame 2 includes two brackets, which are arranged in parallel. The brackets include a base frame 21 and an oblique frame 22. The base frame 21 and the oblique frame 22 are connected at an acute angle. A reference frame 25 is arranged between the two base frames 21, and the reference frame 25 is bound to the connecting rod 13 by a hinge 3.

[0037] Furthermore, if Figure 5 As shown, Figure 5 2 is a schematic diagram of a reference frame, wherein a groove 251 is provided on the upper surface of the reference frame 25, and the connecting rod 13 is placed in the groove 251. The hinge 3 restricts the connecting rod 13 in the groove 251, thereby restricting the freedom of the backrest, and pressure blocks are provided at appropriate positions at both ends to prevent the backrest frame from detaching. The hinge 3 is made of materials such as belts.

[0038] When the function is switched, the backrest is pushed so that the connecting rod 13 rotates in the groove. Under the restriction of the hinge 3, the connecting rod 13 rotates with the backrest, thereby realizing the function of a ladder or a chair.

[0039] In order to realize the function of the chair, the present invention is arranged as follows: The two lower main frames 12 are respectively fixed with a lower protrusion 7, one end of the seat cushion 4 is arranged on the two lower protrusions 7, and the other end is arranged on the lower support frame; when used as a ladder, the seat cushion 4 is removed. The two upper backrest frames 11 are respectively fixed with an upper protrusion 6, one end of the handrail 5 is arranged on the upper protrusion 6, and the other end is arranged on the upper support frame, and is used as the armrest of the chair; when used as a ladder, the handrail 5 is removed.

[0040] Figure 6 It is a schematic diagram of a seat, wherein two connectors 41 are provided at one end of the seat 4, and the connector 41 is connected to the lower protrusion 7, and the other end of the seat is placed on the lower support frame, and the lower support frame adopts a support cross bar 26 to support the seat 4, and the two ends of the support cross bar 26 are fixed on the two inclined frames 22, and also play the function of fixing and connecting the two inclined frames 22.

[0041] Figure 7 2 is a schematic diagram of an upper support frame, which includes a first support plate 23 and a second support plate 24. The first support plate 23 and the second support plate 24 are both fixed to the top of the inclined frame 22. The upper surfaces of the first support plate 23 and the second support plate 24 are flush and can support the armrest 5. The second support plate 24 is provided with a support groove, which can support the upper backrest frame 11 of the main backrest frame.

[0042] Figure 8Schematic diagram of the handrail, the lower surface of the handrail 5 is a concave structure, one end of the lower surface is placed on the upper surface of the first support plate 23 and the second support plate 24, and the other end is fixed on the upper protrusion 6.

[0043] The seat cushion 4 and the armrest 5 are both detachable and can be installed by bolts or connected in other ways, which will not be described in detail here.

[0044] Of course, in the chair state, the seat cushion and the armrests are not only seat cushions and armrests, but also connecting parts connecting the upper back frame 11 and the side frame 2, so that the upper back frame 11 will not fall over, thereby ensuring the stability of the chair.

[0045] A method for using a ladder-chair integrated furniture with a storage function includes removing the armrests 5 and the seat cushion 4, rotating the main backrest frame so that the upper backrest frame 11 leans against the support groove of the second support plate 24 to form a ladder; and operating in the opposite direction to form a chair.

[0046] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A ladder-chair integrated furniture with storage function, characterized in that: It comprises a backrest (1) and a side frame (2); The backrest (1) comprises a main backrest frame and a connecting frame, wherein the connecting frame is arranged at the bottom end of the main backrest frame, and the connecting frame is hinged to the side frame (2), so that the main backrest frame can be rotated at a certain angle, so as to convert the main backrest frame between a chair back and a ladder frame; the main backrest frame is provided with a plurality of support blocks, which are used as a support surface for the back of a person on a chair, or as a support surface for the feet of a person on a ladder; The side frame (2) is provided with an upper support frame, and the upper support frame is used to support the armrest (5) or to support the main body backrest frame, wherein the armrest (5) is a detachable structure; The side frame (2) is also provided with a lower support frame, and the lower support frame is used to support the seat cushion (4), wherein the seat cushion (4) is a detachable structure.

2. The integrated ladder-chair furniture with storage function according to claim 1, characterized in that: The main backrest frame comprises two frame rods, the two frame rods are arranged in parallel, the frame rods comprise an upper backrest frame (11) and a lower main body frame (12), the lower main body frame (12) is fixed to the lower end of the upper backrest frame (11), and the lower main body frame (12) and the upper backrest frame (11) are connected at an obtuse angle; the connecting frame is arranged between the two lower main body frames (12).

3. The integrated ladder-chair furniture with storage function according to claim 2, characterized in that: The support block comprises a plurality of dual-purpose plates (15), the plurality of dual-purpose plates (15) being arranged between the two upper backrest frames (11), the dual-purpose plates (15) comprising a first plate (16) and a second plate (17), both ends of the first plate (16) being provided with holes, the holes being penetrated through and fixed to the upper backrest frames (11), the second plate (17) being fixed to the first plate (16), the second plate (17) being a flat plate, the flat surface of the second plate (17) being used as a support surface for supporting a person's back, the upper surface of the second plate (17) being flush with the upper surface of the first plate (16) being used as a support surface for a person's feet on the ladder.

4. The integrated ladder-chair furniture with storage function according to claim 2, characterized in that: The support block comprises at least one foot plate (14), and the foot plate (14) is arranged between the two lower main body frames (12); holes are provided at both ends of the foot plate (14), and the holes are penetrated and fixed on the lower main body frames (12).

5. The integrated ladder-chair furniture with storage function according to claim 2, characterized in that: The two lower main body frames (12) are each fixed with a lower protrusion (7); one end of the seat cushion (4) is arranged on the two lower protrusions (7) and the other end is arranged on the lower support frame; when used as a ladder, the seat cushion (4) is removed.

6. The integrated ladder-chair furniture with storage function according to claim 2, characterized in that: The two upper backrest frames (11) are each fixed with an upper protrusion (6); one end of the armrest (5) is arranged on the upper protrusion (6) and the other end is arranged on the upper support frame, and is used as an armrest of the chair; when used as a ladder, the armrest (5) is removed.

7. The integrated ladder-chair furniture with storage function according to claim 2, characterized in that: The connecting frame adopts a connecting rod (13), and the two ends of the connecting rod (13) are respectively fixedly connected to the two lower main frames (12); the connecting rod (13) is matched with a hinge (3), and the hinge (3) binds the connecting rod (13) to the bottom of the side frame (2).

8. The integrated ladder-chair furniture with storage function according to claim 7, characterized in that: The side frame (2) comprises two brackets, the two brackets are arranged in parallel, the brackets comprise a base frame (21) and an oblique frame (22), the base frame (21) and the oblique frame (22) are connected at an acute angle, a reference frame (25) is arranged between the two base frames (21), and the reference frame (25) is bound to the connecting rod (13) by means of the hinge (3).

9. The integrated ladder-chair furniture with storage function according to claim 8, characterized in that: The upper support frame comprises a first support plate (23) and a second support plate (24); the first support plate (23) and the second support plate (24) are both fixed to the top of the inclined frame (22); the upper surfaces of the first support plate (23) and the second support plate (24) are flush and can support the armrest (5); the second support plate (24) is provided with a support groove, and the support groove can support the upper backrest frame (11) of the main backrest frame.

10. A method for using a ladder-chair integrated furniture with a storage function, characterized in that: A ladder-chair integrated furniture with a storage function as described in any one of claims 1 to 9, comprising: removing the armrests (5) and the seat cushion (4), rotating the main backrest frame so that the upper backrest frame (11) leans against the support groove of the second support plate (24) to form a ladder; the reverse operation forms a chair.

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