Multifunctional ladder

Abstract

The multifunctional ladder comprises a front bamboo joint ladder body and a rear bamboo joint ladder body, each bamboo joint ladder body comprises two symmetrically-arranged stand columns, each stand column is formed by sleeving a plurality of hollow telescopic rods, the pipe diameters of the telescopic rods are sequentially increased from top to bottom, and the upper ends of the telescopic rods are each provided with a positioning connecting sleeve; transverse linings are arranged between every two telescopic rods with the same diameter on the two stand columns in a sleeved mode through positioning connection, the upper ends of the stand columns are fixedly connected together through a supporting plate, the positioning connection sleeves at the lowermost ends are fixedly connected together through a circular ring, a sliding block is installed on the circular ring, and the end, away from the circular ring, of the sliding block is fixedly connected with a rotating frame. The lower end of the supporting rod is fixedly connected with a mounting block, the lower end of the mounting block is provided with a connecting block, the connecting block is rotatably connected with a screw rod, and the screw rod is in threaded connection with the mounting block, so that the ladder can be used as a ladder and can be transformed into a stool or a table, the requirements of daily life can be met, and resources are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of ladders, in particular to a multifunctional ladder. Background Art

[0002] The utility model patent with application number: CN202320151498.6 discloses a telescopic bamboo ladder, including a seamless telescopic tube, a pedal, and a push-type clamping assembly. The seamless telescopic tube is provided with two groups, and the seamless telescopic tube is a multi-section telescopic structure. Positioning holes are provided on the outside of the seamless telescopic tube near the bottom. There are multiple groups of pedals, and both ends of the pedals are fixedly connected with fixing rings. The fixing rings at both ends of the pedals are fixedly connected to the outside of the seamless telescopic tube. The push-type clamping assembly is arranged at both ends of the pedal, and is used for the seamless telescopic tube to be clamped in the positioning hole of the seamless telescopic tube after stretching. The above technical solution not only occupies a small space, but also can be carried after shrinking, which is convenient and fast. However, it only has one function, which not only wastes space, but also wastes resources. Utility Model Content

[0003] The utility model aims to solve the problems existing in the above-mentioned prior art and provides a multifunctional ladder which can realize the function of a ladder and can also be transformed into a stool or a table, thereby meeting the needs of daily life and saving resources.

[0004] The utility model adopts a technical solution to solve the technical problem: the multifunctional ladder comprises two front and rear bamboo ladder bodies, the bamboo ladder body comprises two symmetrically arranged upright posts, the upright posts are formed by a plurality of hollow telescopic rods, the diameters of the plurality of telescopic rods are increased from top to bottom, and a positioning connection sleeve is arranged at the upper end of each of the upright posts, a transverse lining is arranged between the two telescopic rods with the same diameter on the two upright posts through the positioning connection sleeve, and a transverse lining is also arranged between the two telescopic rods with the same diameter on the two corresponding upright posts through the positioning connection sleeve, and the upper ends of the upright posts are fixedly connected through a support plate The bamboo ladder is connected together, and the positioning connecting sleeves at the lower ends are fixedly connected together by a circular ring. A slider is installed on the circular ring. The end of the slider away from the circular ring is fixedly connected to a rotating frame. The rotating frame is rotatably connected to a support rod. The lower end of the support rod is fixedly connected to a mounting block. A connecting block is provided at the lower end of the mounting block. The connecting block is rotatably connected to a screw, and the screw is threadedly connected to the mounting block. When the bamboo ladder is unfolded, it can realize the function of a ladder. When it is folded, the column is transformed into a stool leg or a table leg, and the support plate is transformed into a stool surface or a table top. It has various functions, can meet the needs of daily life, and save resources.

[0005] In order to further improve it, a slide groove is opened on the outside of the ring, the slider is slidably connected to the inside of the slide groove, a limit groove is provided on the outside of the slide groove, the slider is fixedly connected to a limit block near one end of the ring, the limit block is slidably connected to the inside of the limit groove, the position of the support rod is adjustable, and the scope of application is wider.

[0006] For further improvement, there are several sliding blocks and multiple support rods to achieve better supporting effect.

[0007] For further improvement, the lower end of the connecting block is rotatably connected to a supporting block, so that the supporting block can always be in contact with the ground with a maximum contact area, and the supporting effect is good.

[0008] For further improvement, a rubber block is fixedly connected to the lower end of the support block to increase friction.

[0009] For further improvement, a guide shaft is fixedly connected to the connecting block, and the guide shaft is slidably connected to the mounting block, so that the connecting block is more convenient to use.

[0010] For further improvement, universal wheels are installed at the lower end of the column, so that the ladder can be moved more conveniently, and can be positioned by the support blocks when it does not need to be moved.

[0011] To further improve the ladder, a disc is fixedly connected to the upper end of the ring, a slot is opened on the disc and matches the support plate, the support plate is slidably connected to the inner side of the slot, when the column is retracted, the upper surface of the disc is flush with the upper surface of the support plate, and when looking from above, the disc covers the rotating frame, so that the ladder can be used better.

[0012] For further improvement, the support rod is fixedly connected to a first binding rope at one end close to the ring, a first buckle is fixedly connected to the first binding rope, the inner side of the uppermost cross lining is fixedly connected to a second binding rope, a second buckle is fixedly connected to the second binding rope, the second buckle and the first buckle can be engaged with each other, the first binding rope and the second binding rope can position the retracted cross lining to prevent the joint ladder from unfolding, and can also position the support rod to prevent the support rod from rotating.

[0013] The beneficial effects of the utility model are: it can realize the function of a ladder and can be transformed into a stool or a table, can meet the needs of daily life, save resources, the position of the support rod is adjustable, the application range is wider, the support block can always be in contact with the ground with the largest contact area, and the supporting effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the circular ring of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the support rod of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the support rod of the utility model.

[0018] Explanation of the reference numerals in the accompanying drawings: 1. column; 11. universal wheel; 12. support plate; 2. positioning connecting sleeve; 21. ring; 211. slide groove; 212. limiting groove; 22. slider; 221. limiting block; 222. rotating frame; 23. support rod; 231. mounting block; 232. first binding rope; 233. first buckle; 24. connecting block; 241. screw rod; 242. guide shaft; 25. support block; 251. rubber block; 26. disc; 261. slot; 3. cross lining; 31. second binding rope; 32. second buckle. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-4 The utility model is further described as follows:

[0020] like Figure 1-Figure 4As shown: a multifunctional ladder in this embodiment includes two front and rear bamboo ladder bodies, the bamboo ladder body includes two symmetrically arranged columns 1, the column 1 is composed of a plurality of hollow telescopic rods, the diameters of the plurality of telescopic rods increase from top to bottom, and a positioning connection sleeve 2 is installed at the upper end of each of them, a transverse lining 3 is installed between the two telescopic rods with the same diameter on the two columns 1 through the positioning connection sleeve 2, and a transverse lining 3 is also installed between the two telescopic rods with the same diameter on the front and rear corresponding columns 1 through the positioning connection sleeve 2, and the upper end of the column 1 is fixedly connected by a support plate 12 The bottom positioning sleeves 2 are connected together, and the bottom positioning sleeves 2 are fixedly connected together by a circular ring 21. A sliding groove 211 is opened on the outside of the circular ring 21, and a slider 22 is slidably connected to the inside of the sliding groove 211. A limiting groove 212 opened on the circular ring 21 is provided on the outside of the sliding groove 211. The slider 22 is fixedly connected to a limiting block 221 at one end close to the circular ring 21. The limiting block 221 is slidably connected to the inside of the limiting groove 212. The slider 22 is fixedly connected to a rotating frame 222 at one end away from the circular ring 21. A support rod 23 is rotatably connected to the rotating frame 222. The lower end of the support rod 23 is fixedly connected to The mounting block 231 is connected to the connecting block 24, and the connecting block 24 is rotatably connected to a screw rod 241, and the screw rod 241 is threadedly connected to the mounting block 231. The connecting block 24 is fixedly connected to a guide shaft 242, and the guide shaft 242 is slidably connected to the mounting block 231. The lower end of the connecting block 24 is rotatably connected to a support block 25, and the lower end of the support block 25 is fixedly connected to a rubber block 251. The upper end of the ring 21 is fixedly connected to a disk 26, and a slot 261 adapted to the support plate 12 is opened on the disk 26, and the support plate 12 slides. It is dynamically connected to the inner side of the slot 261. When the column 1 is folded, the upper surface of the disc 26 is flush with the upper surface of the support plate 12. When looking from top to bottom, the disc 26 covers the rotating frame 222. The universal wheel 11 is installed at the lower end of the column 1. The support rod 23 is fixedly connected to the first binding rope 232 at one end close to the ring 21, and the first binding rope 232 is fixedly connected to the first buckle 233. The uppermost cross lining 3 is fixedly connected to the second binding rope 31, and the second binding rope 31 is fixedly connected to the second buckle 32. The second buckle 32 and the first buckle 233 can be connected to each other.

[0021] When the utility model is in use: when the bamboo ladder is unfolded, the slider 22 is rotated so that the slider 22 is located at the specified position, the support rod 23 is rotated to adjust the unfolding angle of the support rod 23 so that the unfolding angle of the support rod 23 meets the demand, and the screw rod 241 is rotated to adjust the distance between the support block 25 and the support rod 23 so that the support block 25 contacts the ground to support the bamboo ladder, thereby realizing the function of a ladder; when the bamboo ladder is folded, the first buckle 233 and the second buckle 32 are snapped together to realize the function of a stool or a table; when moving, it can be moved by the universal wheel 11; when it does not need to be moved, it only needs to rotate the screw rod 241 so that the support block 25 contacts the ground, and the multifunctional ladder can be positioned.

[0022] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A multifunctional ladder, comprising a bamboo ladder body, the bamboo ladder body comprising two symmetrically arranged columns (1), the columns (1) being formed by a plurality of hollow telescopic rods, the diameters of the plurality of telescopic rods increasing from top to bottom, and each of the plurality of telescopic rods being provided with a positioning connection sleeve (2) at its upper end, and a transverse lining (3) being provided between the two telescopic rods of the same diameter on the two columns (1) through the positioning connection sleeve (2), wherein: The bamboo ladder body comprises two front and rear parts, and a transverse lining (3) is also installed between two telescopic rods with the same diameter on the two corresponding front and rear columns (1) through a positioning connection sleeve (2). The upper ends of the columns (1) are fixedly connected together through a support plate (12), and the positioning connection sleeves (2) at the lower ends are fixedly connected together through a circular ring (21). A slider (22) is installed on the circular ring (21), and a rotating frame (222) is fixedly connected to the end of the slider (22) away from the circular ring (21). The rotating frame (222) is rotatably connected to a support rod (23), and the lower end of the support rod (23) is fixedly connected to a mounting block (231). The lower end of the mounting block (231) is provided with a connecting block (24), and a screw rod (241) is rotatably connected to the connecting block (24), and the screw rod (241) is threadedly connected to the mounting block (231).

2. A multifunctional ladder according to claim 1, characterized in that: The outer side of the circular ring (21) is provided with a slide groove (211), the sliding block (22) is slidably connected to the inner side of the slide groove (211), the outer side of the slide groove (211) is provided with a limiting groove (212) opened on the circular ring (21), one end of the sliding block (222) close to the circular ring (21) is fixedly connected to a limiting block (221), and the limiting block (221) is slidably connected to the inner side of the limiting groove (212).

3. A multifunctional ladder according to claim 1, characterized in that: The lower end of the connecting block (24) is rotatably connected to a supporting block (25).

4. A multifunctional ladder according to claim 3, characterized in that: The lower end of the support block (25) is fixedly connected to a rubber block (251).

5. A multifunctional ladder according to claim 1, characterized in that: The connecting block (24) is fixedly connected with a guide shaft (242), and the guide shaft (242) is slidably connected to the mounting block (231).

6. A multifunctional ladder according to claim 1 or 3, characterized in that: A universal wheel (11) is installed at the lower end of the column (1).

7. A multifunctional ladder according to claim 1, characterized in that: A disc (26) is fixedly connected to the upper end of the circular ring (21), a slot (261) matching the support plate (12) is formed on the disc (26), and the support plate (12) is slidably connected to the inner side of the slot (261).

8. A multifunctional ladder according to claim 1 or 2, characterized in that: The support rod (23) is fixedly connected with a first binding rope (232), the first binding rope (232) is fixedly connected with a first buckle (233), the uppermost transverse lining (3) is fixedly connected with a second binding rope (31), the second binding rope (31) is fixedly connected with a second buckle (32), and the second buckle (32) and the first buckle (233) can be mutually buckled.

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