Aluminum alloy outward-extending scaffold convenient to adjust

Abstract

The utility model relates to the technical field of scaffolds, in particular to an aluminum alloy outward-probing scaffold convenient to adjust, which comprises a supporting column, an adjusting part, a fixing part, a fixing part and a fixing part, and is characterized in that the supporting column is internally provided with the adjusting part for adjusting the whole scaffold; the number of the supporting columns is four, the supporting columns are symmetrically arranged at equal intervals, the adjusting part comprises first bearings, the first bearings are fixedly installed on the inner walls of the supporting columns, rotating rods are installed on the inner walls of the first bearings, the extending ends of the rotating rods are fixedly sleeved with rotary knobs, and the inner extending ends of the rotating rods are fixedly sleeved with first conical teeth; an inserting rod is inserted into the outer wall of a rotating rod, an adjusting part is arranged in a supporting column, a first bearing is installed in the supporting column, the rotating rod is installed on the inner wall of the first bearing, the extending end of the rotating rod is sleeved with a rotary knob, and the other three sections of the base are slidably connected to the supporting column. Therefore, the overall height of the scaffold can be controlled by rotating the knob, and the overall height of the bracket can be reduced, so that the bracket can be conveniently moved and adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffolds, in particular to an aluminum alloy external protruding scaffold which is easy to adjust. Background Art

[0002] The work support systems currently used for construction, maintenance or cleaning of office buildings, railway stations and commercial complexes are lifting platforms and spider machines. Spider machines are suitable for operations in higher lobby areas and relatively open spaces, but the working surface is narrow and is not suitable for operations between floors, stairs, circular stairs, hanging coffins and corridors. There is often a misalignment between the working surface and the support position or there is no support surface at the bottom of the working surface between floors, stairs, circular stairs, hanging coffins and corridors, so lifting platforms and spider machines cannot be used for operations;

[0003] According to the publication number: "CN211817840U", this aluminum alloy mobile external protruding scaffolding includes three parts: an aluminum alloy external protruding bracket, an aluminum alloy mobile bracket, and an operating truss. The aluminum alloy mobile bracket is arranged in the middle of the lower end of the operating truss, and the aluminum alloy external protruding bracket is arranged on the side of the lower end of the operating truss that supports the ground. The utility model connects the aluminum alloy external protruding bracket, the aluminum alloy mobile bracket, and the operating truss into an integral external protruding scaffolding structure, which can conveniently carry out construction, maintenance and cleaning work on office buildings, railway stations, and commercial complexes, as well as operations between floors, stairs, circular stairs, hanging coffins, and corridors. The aluminum alloy mobile external protruding scaffolding does not require repeated disassembly and transportation, can easily reach the working position, has a large working surface, and has the characteristics of flexible assembly, convenient movement, easy disassembly, safety and reliability, time and labor saving, and excellent use effect, which reduces the danger at work.

[0004] However, in actual use, the overall structure has poor stability and is not convenient to adjust, so improvements are made based on the above-mentioned problems. Utility Model Content

[0005] The utility model aims to provide an aluminum alloy external protruding scaffold which is easy to adjust, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An aluminum alloy external scaffolding that is easy to adjust, comprising: a support column, wherein an adjustment portion is arranged inside the support column for adjusting the entire scaffolding; the number of the support columns is four groups and they are symmetrically arranged at equal intervals;

[0008] The adjusting part includes a bearing 1, which is fixedly mounted on the inner wall of the support column, a rotating rod is mounted on the inner wall of the bearing 1, a knob is fixedly sleeved on the extended end of the rotating rod, a conical tooth 1 is fixedly sleeved on the inner extended end of the rotating rod, an insertion rod is inserted into the outer wall of the rotating rod, and the extended end of the insertion rod is inserted into the outer wall of the support column.

[0009] Preferably, a bearing 2 is fixedly installed on the top of the inner wall of the support column, a screw is fixedly installed on the inner wall of the bearing 2, the outer wall of the screw is threadedly connected with a threaded slider, a knob is provided through the extended end sleeve of the rotating rod, and the knob is hexagonal, so that it is convenient to use an external wrench to turn the knob, thereby driving the conical tooth 1 to drive the screw on the conical tooth 2 to rotate.

[0010] Preferably, a base is fixedly mounted on the outer wall of the threaded slider, and the outer wall of the base is slidably connected to the outer walls of the remaining support columns.

[0011] Preferably, a bracket is fixedly mounted on the top of the base, a middle platform is fixedly mounted on the bracket, and reinforcing rods are installed between the brackets.

[0012] Preferably, the bracket is provided with an extension portion for increasing the applicable range of the scaffold;

[0013] The extension part includes an extension platform, which is arranged on a bracket. A second slider is fixedly installed on the extension platform, and the second slider is slidably connected to the inner wall of the bracket. A fixing rod is inserted into the extension platform, and the fixing rod movably passes through the extension platform and extends outward.

[0014] Preferably, a guardrail is fixedly installed on the top of the extension platform, and there are two groups of fixing rods which are symmetrically arranged at the front and rear ends of the extension platform. The fixing rods are inserted into the extension platform to facilitate the limited fixation of the bracket, and the overall forward adjustment can be increased by adjusting the extension platform, thereby increasing the use range of the scaffolding.

[0015] Preferably, moving wheels are fixedly mounted on the bottom of the base, and the number of the moving wheels is four groups that are symmetrically arranged at equal intervals, and reinforcing ribs are installed on the base.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. An adjusting part is arranged inside the supporting column, and a bearing 1 is installed inside the supporting column, and a rotating rod is installed on the inner wall of the bearing 1, and a knob is arranged on the extended end of the rotating rod, and the other three sections of the base are slidably connected to the supporting column, so turning the knob can control the overall height of the scaffolding and lower the overall bracket height to facilitate the movement and adjustment of the bracket.

[0018] Second, an extension platform is slidably connected to the bracket, and a fixing rod is inserted on the extension platform, so as to facilitate the positioning and fixing of the bracket, and the overall forward adjustment can be increased by adjusting the extension platform, thereby increasing the use range of the scaffolding; BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the main cross-sectional structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0022] Figure 4 It is a schematic diagram of the enlarged structure of A in the utility model;

[0023] In the figure: 1. support column; 21. adjustment part; 211. bearing 1; 212. rotating rod; 213. conical tooth 1; 214. knob; 215. plug rod; 216. bearing 2; 217. screw rod; 218. conical tooth 2; 219. threaded slider; 22. extension part; 221. extension platform; 222. fixing rod; 223. slider 2; 224. guardrail; 3. base; 5. bracket; 6. middle platform. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] However, in the actual use process, the overall structure of the prior art has poor stability when in use, and the overall structure is not convenient to adjust, so improvements are made based on the above-mentioned problems.

[0026] like Figure 1-4 As shown, an aluminum alloy external scaffolding that is easy to adjust includes: a support column 1, an adjustment portion 21 is arranged inside the support column 1, and is used to adjust the scaffolding as a whole; the number of the support columns 1 is four groups and they are symmetrically arranged at equal intervals;

[0027] The maneuvering part 21 includes a bearing 211, which is fixedly mounted on the inner wall of the support column 1, a rotating rod 212 is mounted on the inner wall of the bearing 211, a knob 214 is fixedly sleeved on the extended end of the rotating rod 212, a conical tooth 213 is fixedly sleeved on the inner extended end of the rotating rod 212, an inserting rod 215 is inserted into the outer wall of the supporting column 1 at the extended end of the rotating rod 212;

[0028] Specifically, by rotating the knob 214 , the height of the entire scaffold can be controlled, and the height of the entire support 5 can be lowered to facilitate the movement and adjustment of the support 5 .

[0029] like Figure 1-4 A bearing 216 is fixedly installed on the top of the inner wall of the support column 1 shown, a screw 217 is fixedly installed on the inner wall of the bearing 216, and a threaded slider 219 is threadedly connected to the outer wall of the screw 217. A knob 214 is sleeved on the extended end of the rotating rod 212, and the knob 214 is hexagonal in shape to facilitate the use of an external wrench to turn the knob 214, thereby driving the conical tooth 1 213 to drive the screw 217 on the conical tooth 2 218 to rotate.

[0030] like Figure 1-4 The outer wall of the threaded slider 219 is fixedly mounted with a base 3 , and the outer wall of the base 3 is slidably connected to the outer walls of the remaining support columns 1 .

[0031] like Figure 1-4 A bracket 5 is fixedly mounted on the top of the base 3 , a middle platform 6 is fixedly mounted on the bracket 5 , and reinforcing rods are installed between the brackets 5 .

[0032] like Figure 1-4 The bracket 5 shown is provided with an extension portion 22 for increasing the applicable range of the scaffold;

[0033] The extension portion 22 includes an extension platform 221, which is arranged on the bracket 5. A slider 223 is fixedly installed on the extension platform 221, and the slider 223 is slidably connected to the inner wall of the bracket 5. A fixing rod 222 is inserted into the extension platform 221, and the fixing rod 222 movably passes through the extension platform 221 and extends outward.

[0034] like Figure 1-4 A guardrail 224 is fixedly installed on the top of the extension platform 221, and two groups of fixing rods 222 are symmetrically arranged at the front and rear ends of the extension platform 221. The fixing rods 222 are inserted into the extension platform 221, so as to facilitate the limited fixation of the bracket 5. The overall forward adjustment can be increased by adjusting the extension platform 221, thereby increasing the use range of the scaffolding.

[0035] Specifically, by inserting the fixing rod 222 on the extension platform 221, it is convenient to limit and fix the bracket 5, and by adjusting the extension platform 221, the overall forward adjustment is increased, thereby expanding the use range of the scaffolding.

[0036] like Figure 1-4 The bottom of the base 3 shown is fixedly mounted with moving wheels, and the number of the moving wheels is four groups that are symmetrically arranged at equal intervals, and reinforcing ribs are installed on the base 3.

[0037] Specifically, by rotating the knob 214 , the height of the entire scaffold can be controlled, and the height of the entire support 5 can be lowered to facilitate the movement and adjustment of the support 5 .

[0038] The working principle of the utility model is as follows:

[0039] The support column 1 is provided with an adjusting part 21, and a bearing 211 is installed inside the support column 1, and a rotating rod 212 is installed on the inner wall of the bearing 211, and a knob 214 is sleeved on the extended end of the rotating rod 212, and the knob 214 is hexagonal, so that it is convenient to use an external wrench to turn the knob 214, thereby driving the conical gear 1 213 to drive the screw 217 on the conical gear 218 to rotate, and then drive the threaded slider 219 to move up and down, and the threaded slider 219 is installed with a base 3, and the base 3 is The other three sections are slidably connected to the support column 1, so turning the knob 214 can control the overall height of the scaffolding and lower the overall height of the bracket 5 to facilitate the movement and adjustment of the bracket 5. The bracket 5 is installed on the base 3, and an extension portion 22 is provided on the bracket 5. An extension platform 221 is slidably connected to the bracket 5, and a fixing rod 222 is inserted on the extension platform 221, so as to facilitate the limiting and fixing of the bracket 5. The overall forward adjustment is increased by adjusting the extension platform 221, thereby increasing the use range of the scaffolding.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An aluminum alloy external scaffolding that is easy to adjust, characterized in that: include: A support column (1), wherein an adjustment portion (21) is arranged inside the support column (1) for adjusting the entire scaffold; the number of the support columns (1) is four groups which are symmetrically arranged at equal intervals; The adjustment portion (21) comprises a bearing 1 (211), wherein the bearing 1 (211) is fixedly mounted on the inner wall of the support column (1), a rotating rod (212) is mounted on the inner wall of the bearing 1 (211), an extended end of the rotating rod (212) is fixedly sleeved with a knob (214), an inner extended end of the rotating rod (212) is fixedly sleeved with a conical tooth 1 (213), an outer wall of the rotating rod (212) is plugged with an insertion rod (215), and the extended end of the insertion rod (215) is plugged into the outer wall of the support column (1).

2. The easily adjustable aluminum alloy external scaffolding according to claim 1 is characterized in that: A second bearing (216) is fixedly mounted on the top of the inner wall of the support column (1), a screw rod (217) is fixedly mounted on the inner wall of the second bearing (216), and a threaded slider (219) is threadedly connected to the outer wall of the screw rod (217).

3. The easily adjustable aluminum alloy external scaffolding according to claim 2 is characterized in that: A base (3) is fixedly mounted on the outer wall of the threaded slider (219), and the outer wall of the base (3) is slidably connected to the outer walls of the remaining support columns (1).

4. The easily adjustable aluminum alloy external scaffolding according to claim 3 is characterized in that: A bracket (5) is fixedly mounted on the top of the base (3), a middle platform (6) is fixedly mounted on the bracket (5), and reinforcing rods are mounted between the brackets (5).

5. The easily adjustable aluminum alloy external scaffolding according to claim 4 is characterized in that: The support (5) is provided with an extension portion (22) for increasing the applicable range of the scaffold; The extension portion (22) comprises an extension platform (221), the extension platform (221) being arranged on the bracket (5), a second slider (223) being fixedly mounted on the extension platform (221), and the second slider (223) being slidably connected to the inner wall of the bracket (5), a fixing rod (222) being inserted into the extension platform (221), and the fixing rod (222) movably passes through the extension platform (221) and extends outwards.

6. The easily adjustable aluminum alloy external scaffolding according to claim 5 is characterized in that: A guardrail (224) is fixedly mounted on the top of the extension platform (221), and two groups of fixing rods (222) are symmetrically arranged at the front and rear ends of the extension platform (221).

7. The easily adjustable aluminum alloy external scaffolding according to claim 3 is characterized in that: The bottom of the base (3) is fixedly provided with moving wheels, and the number of the moving wheels is four groups which are symmetrically arranged at equal intervals, and reinforcing ribs are installed on the base (3).

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