Safety ladder for house repair

Abstract

A safety ladder for house repair relates to the technical field of safety ladders, and comprises a workbench, the lower part of the workbench is provided with two ladder assemblies which rotate oppositely; the adjusting mechanism is arranged between the two ladder assemblies, the adjusting mechanism comprises an assembling part fixedly connected with the bottom of the workbench, a driving part and a mounting part which are arranged on the outer side of the assembling part in a sleeving manner, and two connecting parts which are rotationally connected between the mounting part and the two ladder assemblies in a one-to-one correspondence manner, and the driving part is rotationally connected with the mounting part; the mounting part is movably connected with the assembling part; the driving part is rotated to drive the mounting part to move in the vertical direction, and the two ladder assemblies are driven to rotate through the two connecting parts, so that a proper angle is formed between the two ladder assemblies, and the ladder assemblies are supported at a position needing operation; the safety ladder is simple in overall structure, does not occupy large space and is safe and convenient to use, the angle between the two ladder assemblies is not prone to being changed by external force under the action of the two connecting parts, and the stability of the two ladder assemblies in use is guaranteed.

Description

Technical Field

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

[0002] Currently, when repair work is carried out at high places on a house, it is necessary to use a ladder for climbing work.

[0003] In the Chinese utility model patent with authorization announcement number CN218815093U, a safety ladder for construction is disclosed, which enables the foot to adapt to construction grounds of different flatnesses by adjusting the screw rod, and further improves the anti-rollover ability through the support of the telescopic rod, and the feature that the ladder rods on both sides can be opened at different angles also enables it to adapt to more diverse up-and-down ladder working conditions; although the above patent can improve the placement stability of the safety ladder, the safety ladder as a whole will occupy a large space after the telescopic rods are unfolded, and the telescopic rods are easy to trip the workers walking around the construction site, which has certain safety hazards, and there is no structure between the ladder rods on both sides to limit it, so that during the transportation or use of the safety ladder, the two ladder rods are easily rotated by external force, resulting in a change in the angle between the two ladder rods, which can easily lead to unstable support of the ladder, and the two ladder rods need to be adjusted to make the safety ladder adapt to the working height again. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a safety ladder for house repair, which solves the problems in the prior art that the safety ladder occupies a large space and the angles between the ladder rods are easily changed by external forces.

[0005] A safety ladder for house repair, comprising:

[0006] A workbench, wherein two ladder frames are mounted on the lower part of the workbench to rotate toward each other; and

[0007] An adjusting mechanism is arranged between the two ladder frames, the adjusting mechanism comprises an assembly part fixedly connected to the bottom of the workbench, a driving part and a mounting part sleeved on the outside of the assembly part, and two connecting parts rotatably connected between the mounting part and the two ladder frames in a one-to-one correspondence, the driving part is rotatably connected to the mounting part, and the mounting part is movably connected to the assembly part;

[0008] The driving part is rotated to drive the mounting part to move in the vertical direction, so as to drive the two ladder frames to rotate through the two connecting parts.

[0009] Compared with the prior art, the utility model has the following beneficial effects: when in use, the driving part is rotated to drive the mounting part to move in the vertical direction, and the two ladder frames are driven to rotate through the two connecting parts, so that there is a suitable angle between the two ladder frames, so as to support the required working position; the overall structure of the safety ladder is simple, does not occupy a large space, is safe and convenient to use, and the angle between the two ladder frames is not easily changed by external forces through the action of the two connecting parts, thereby ensuring the stability of the two ladder frames when in use.

[0010] Preferably, the assembly portion includes a stud vertically arranged at the bottom of the workbench, one end of the stud is fixedly connected to the bottom of the workbench, the mounting portion is threadedly connected to the stud, and the driving portion and the mounting portion are both sleeved on the outside of the stud.

[0011] Preferably, the mounting portion comprises a connecting ring sleeved on the outside of the stud, the driving portion is rotatably connected to one end of the connecting ring, and the two connecting portions are located on both sides of the connecting ring and are rotatably connected between the side wall of the connecting ring and the two ladder frames in a one-to-one correspondence.

[0012] Preferably, each of the connecting parts comprises two connecting rods, both ends of each connecting rod are rotatably connected to a rotating seat, and the two rotating seats are fixedly connected to the side walls of the connecting ring and the ladder frame in a one-to-one correspondence.

[0013] Preferably, the driving part comprises an adjusting ring sleeved on the outside of the stud, the adjusting ring is threadedly connected to the stud, the adjusting ring is located below the connecting ring and is coaxially rotatably connected thereto, and a plurality of operating rods are fixedly mounted on the side wall of the adjusting ring along its circumference.

[0014] Preferably, a limiting plate is fixedly mounted on one end of the stud away from the workbench, and the diameter of the limiting plate is larger than the diameter of the stud.

[0015] Preferably, two parallel installation positions are fixedly installed at the bottom of the workbench, each of the installation positions includes two connecting seats arranged opposite to each other, and the two ladder frames are rotatably installed between the two connecting seats of the two installation positions in a one-to-one correspondence.

[0016] Preferably, each ladder frame has a support leg rotatably mounted on one end away from the workbench.

[0017] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view of an embodiment of the utility model.

[0019] Figure 2 for Figure 1 Front view when in use.

[0020] Figure 3 for Figure 1 Top view of the assembly of the middle adjusting ring and the connecting ring.

[0021] The numbers in the figure are: 1, ladder frame; 11, support leg; 2, workbench; 21, connecting seat; 3, stud; 31, limit plate; 4, adjusting ring; 41, operating lever; 5, connecting ring; 6, rotating seat; 7, connecting rod. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and functions of the present invention clearer and easier to understand, the present invention is further described below in conjunction with the accompanying drawings and specific implementation methods:

[0023] like Figure 1-2 As shown, an embodiment of the utility model provides a safety ladder for house repair, comprising: a workbench 2, two ladder frames 1 are installed on the lower part of the workbench 2 for rotation toward each other; and an adjusting mechanism, which is arranged between the two ladder frames 1, and the adjusting mechanism comprises an assembly part fixedly connected to the bottom of the workbench 2, a driving part and a mounting part sleeved on the outside of the assembly part, and two connecting parts rotatably connected between the mounting part and the two ladder frames 1 in a one-to-one manner, the driving part is rotationally connected to the mounting part, and the mounting part is movably connected to the assembly part; the rotating driving part drives the mounting part to move in the vertical direction, so as to drive the two ladder frames 1 to rotate through the two connecting parts.

[0024] And preferably, two parallel installation positions are fixedly installed at the bottom of the workbench 2, each of the installation positions includes two connecting seats 21 arranged opposite to each other, and the two ladder frames 1 are rotatably installed between the two connecting seats 21 of the two installation positions in a one-to-one correspondence; and the specific structure of the ladder frame 1 is disclosed in the Chinese utility model patent with authorization announcement number CN218815093U, which belongs to the prior art and will not be described in detail here.

[0025] The driving part is rotated to drive the mounting part to move in the vertical direction, and the two ladder frames 1 are driven to rotate through the two connecting parts, so that there is a suitable angle between the two ladder frames 1, so as to support the required working position; the overall structure of the safety ladder is simple, does not occupy a large space, is safe and convenient to use, and the angle between the two ladder frames 1 is not easily changed by external forces through the action of the two connecting parts, thereby ensuring the stability of the two ladder frames 1 during use.

[0026] like Figure 1-3As shown, according to another embodiment of the utility model, the safety ladder for house repair is further optimized in terms of the assembly part, installation part, connection part and driving part included therein, the assembly part includes a stud 3 vertically arranged at the bottom of the workbench 2, one end of the stud 3 is fixedly connected to the bottom of the workbench 2, the installation part is threadedly connected to the stud 3, and the driving part and the installation part are both sleeved on the outside of the stud 3.

[0027] The mounting portion includes a connecting ring 5 sleeved on the outside of the stud 3, the driving portion is rotatably connected to one end of the connecting ring 5, and the two connecting portions are located on both sides of the connecting ring 5 and are rotatably connected between the side walls of the connecting ring 5 and the two ladder frames 1 in a one-to-one correspondence.

[0028] Each of the connecting parts includes two connecting rods 7 , and both ends of each connecting rod 7 are rotatably connected to a rotating seat 6 . The two rotating seats 6 are fixedly connected to the side walls of the connecting ring 5 and the ladder frame 1 in a one-to-one correspondence.

[0029] The driving part includes an adjusting ring 4 sleeved on the outside of the stud 3, the adjusting ring 4 is threadedly connected to the stud 3, the adjusting ring 4 is located below the connecting ring 5 and is coaxially connected thereto, and a plurality of operating rods 41 are fixedly mounted on the side wall of the adjusting ring 4 along its circumference.

[0030] like Figure 1-2 As shown, according to another embodiment of the utility model, in the safety ladder for house repair, preferably, a limit plate 31 is fixedly installed on the end of the stud 3 away from the workbench 2, and the diameter of the limit plate 31 is larger than the diameter of the stud 3, which can prevent the connecting ring 5 and the adjusting ring 4 from detaching from the stud 3.

[0031] like Figure 1-2 As shown, according to another embodiment of the utility model, in the safety ladder for house repair, preferably, each ladder frame 1 is rotatably mounted with a support leg 11 at one end away from the workbench 2, so that when in use, the angle between the support leg 11 and the ladder frame 1 can be adjusted by rotating the support leg 11, so that the support leg 11 can adapt to different supporting surfaces to ensure the stability of the support.

[0032] The use principle of the utility model is as follows: when the utility model is used, the adjusting ring 4 is driven to rotate by toggling a plurality of operating rods 41, so that the adjusting ring 4 drives the connecting ring 5 to move upward in the vertical direction, thereby pushing the two ladder frames 1 to rotate through the connecting rod 7, and driving the connecting rod 7 to rotate at the same time, so as to open the two ladder frames 1, and then the safety ladder is supported at the position where the operation is required to perform the operation, and the stability of the two ladder frames 1 can be ensured by the cooperation of the four connecting rods 7, the connecting ring 5 and the stud 3, so that the angle between the two ladder frames 1 will not be changed by external force during use; after use, the adjusting ring 4 is driven to rotate in the opposite direction, so that the adjusting ring 4 drives the connecting ring 5 to move downward in the vertical direction, thereby driving the two ladder frames 1 to rotate through the connecting rod 7, so as to close the two ladder frames 1.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A safety ladder for house repair, characterized in that: include: A workbench (2), wherein two ladder frames (1) are mounted on the lower part of the workbench (2) so as to rotate toward each other; as well as An adjustment mechanism is arranged between the two ladder frames (1), the adjustment mechanism comprising an assembly part fixedly connected to the bottom of the workbench (2), a driving part and a mounting part sleeved on the outside of the assembly part, and two connecting parts rotatably connected between the mounting part and the two ladder frames (1) in a one-to-one correspondence, the driving part is rotatably connected to the mounting part, and the mounting part is movably connected to the assembly part; The driving part is rotated to drive the mounting part to move in a vertical direction, so as to drive the two ladder frames (1) to rotate through the two connecting parts.

2. A safety ladder for house repair according to claim 1, characterized in that: The assembly portion comprises a stud (3) vertically arranged at the bottom of the workbench (2), one end of the stud (3) is fixedly connected to the bottom of the workbench (2), the mounting portion is threadedly connected to the stud (3), and the driving portion and the mounting portion are both sleeved on the outside of the stud (3).

3. A safety ladder for house repair according to claim 2, characterized in that: The mounting portion comprises a connecting ring (5) sleeved on the outside of the stud (3); the driving portion is rotatably connected to one end of the connecting ring (5); and the two connecting portions are located on both sides of the connecting ring (5) and are rotatably connected between the side walls of the connecting ring (5) and the two ladder frames (1) in a one-to-one correspondence.

4. A safety ladder for house repair according to claim 3, characterized in that: Each of the connecting parts comprises two connecting rods (7), both ends of each connecting rod (7) are rotatably connected to a rotating seat (6), and the two rotating seats (6) are fixedly connected to the side walls of the connecting ring (5) and the ladder frame (1) in a one-to-one correspondence.

5. A safety ladder for house repair according to claim 3, characterized in that: The driving part comprises an adjusting ring (4) sleeved on the outside of the stud (3), the adjusting ring (4) being threadedly connected to the stud (3), the adjusting ring (4) being located below the connecting ring (5) and coaxially rotatably connected thereto, and a plurality of operating rods (41) being fixedly mounted on the side wall of the adjusting ring (4) along its circumference.

6. A safety ladder for house repair according to claim 2, characterized in that: A limiting plate (31) is fixedly mounted on one end of the stud (3) away from the workbench (2), and the diameter of the limiting plate (31) is greater than the diameter of the stud (3).

7. A safety ladder for house repair according to claim 1, characterized in that: Two parallel installation positions are fixedly mounted on the bottom of the workbench (2), each of the installation positions comprises two connecting seats (21) arranged opposite to each other, and the two ladder frames (1) are rotatably mounted between the two connecting seats (21) of the two installation positions in a one-to-one correspondence.

8. A safety ladder for house repair according to claim 1, characterized in that: A support leg (11) is rotatably mounted on one end of each ladder frame (1) away from the workbench (2).

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