Positioning device for mounting cantilever scaffold

Abstract

The utility model discloses a positioning device for mounting an overhanging scaffold, which relates to the technical field of scaffold accessories and comprises a mounting plate, two connecting seats are fixedly arranged on the outer side of the mounting plate and are symmetrically arranged, movable arms are movably arranged on the inner sides of the connecting seats through pin shafts, and the movable arms are fixedly arranged on the mounting plate. And a clamping seat is fixedly arranged at one end of the movable arm. According to the scaffold connecting device, the mounting plate is arranged, the movable arm is arranged on one side of the mounting plate, the clamping base is arranged at one end of the movable arm, and the clamping base is matched with the groove in the outer side of the mounting plate, so that connection between the scaffold connecting device and a scaffold vertical rod can be achieved; the supporting plate can be fixed to the outer vertical face of a building through fasteners such as bolts, so that quick connection between the scaffold and the building can be achieved, the device can be adjusted according to actual conditions in the connecting process, and the adaptability of the device is improved while the use convenience of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffolding accessories, in particular to a positioning device for installing a cantilever scaffolding. Background Art

[0002] Cantilever scaffolding refers to an external scaffolding used for construction, whose vertical load is transferred to the main structure of the building through the bottom steel support frame. It is a simple facility used in construction. Generally, there are two types, one is one cantilever per floor, and the other is multi-layer cantilever. Cantilever scaffolding is suitable for high-rise buildings or tall structures with a height of no more than 100m. The height of the scaffolding on the top of each steel support frame should not exceed 24m (of which, JGJ130-2019 stipulates that it should not be greater than 20m). It usually includes components such as steel support frames, coupler-type steel pipe scaffolding, and wall connectors.

[0003] For example, a cantilever scaffolding with publication number CN214658652U comprises a plurality of cantilever beams, one end of each cantilever beam is fixed to the bottom floor slab by at least one embedded hoop plate device, the embedded hoop plate device comprises a pair of vertical plates, a flat plate and a bolt assembly, the pair of vertical plates are opposite and vertically welded and fixed to the flat plate, a plurality of bolt holes are opened on the upper and lower edges of each vertical plate, the bolt assembly comprises stud bolts and nuts, the stud bolts pass through the bolt holes on the pair of vertical plates and are threadedly connected with the nuts; a plurality of support rods, one end of each support rod is welded and fixed to an embedded part embedded in the wall, and the other end is welded and fixed to the corresponding cantilever beam, and connecting steel is welded between two adjacent cantilever beams by angle steel; a scaffolding assembly comprises a plurality of vertical poles, a plurality of horizontal poles and a plurality of fasteners, a pair of positioning ribs are welded on the cantilever beam at set intervals, the lower end of each vertical pole is fixed to the corresponding pair of positioning ribs, and the adjacent vertical poles and the vertical poles and the horizontal poles are fastened by fasteners.

[0004] The scaffolding in the above technical solution has some problems in practical application. In order to ensure the installation stability of the scaffolding, the scaffolding needs to be connected and fixed to the building facade. However, the scaffolding is connected and fixed by welding in the above technical solution, which is cumbersome to operate and inconvenient to disassemble and assemble.

[0005] Therefore, it is necessary to invent a positioning device for cantilever scaffold installation to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a positioning device for installing a cantilever scaffold to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning device for installing a cantilever scaffolding, comprising a mounting plate, wherein two connecting seats are fixedly arranged on the outer side of the mounting plate, and the two connecting seats are symmetrically arranged, a movable arm is movably arranged on the inner side of the connecting seat through a pin shaft, a clamping seat is fixedly arranged on one end of the movable arm, and the clamping seat is arranged in an arc structure, two symmetrically arranged grooves are provided on the outer side of the mounting plate, the grooves are arranged in an arc structure, and the grooves correspond to the clamping seat, a scaffolding upright is arranged between the groove and the clamping seat, two through grooves are penetrated in the middle part of the mounting plate, an extension arm is penetrated in the interior of the through groove, and the extension arm is fixedly arranged on one end of the movable arm, a sliding rod is fixedly arranged on one end of the extension arm, a movable seat is arranged on the inner side of the mounting plate, and two sliding grooves are penetrated in the middle part of the movable seat, and the sliding grooves correspond to the sliding rod.

[0008] Preferably, a thread groove is provided through the middle of the movable seat, a threaded rod is provided through the inside of the thread groove, and one end of the threaded rod is movably provided in the middle of the mounting plate through a bearing.

[0009] Preferably, fixing rods are fixedly provided at both ends of the inner side surface of the mounting plate, and movable sleeves are sleeved on the outer sides of the fixing rods.

[0010] Preferably, a plurality of positioning holes are provided through the outer side of the fixing rod, and a screw hole is provided through one end of the outer side wall of the movable sleeve.

[0011] Preferably, a positioning bolt is provided through the interior of the screw hole, and the positioning bolt corresponds to the positioning hole.

[0012] Preferably, a support plate is fixedly provided at one end of the movable sleeve, connecting ears are fixedly provided at four corners of the outer side wall of the support plate, and a mounting hole is penetrated through the middle of the connecting ear.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model provides a mounting plate, one side of the mounting plate is provided with a movable arm, one end of the movable arm is provided with a clamp seat, the clamp seat cooperates with the groove on the outer side of the mounting plate, and the connection between the device and the scaffolding pole can be realized. By providing a support plate on the other side of the mounting plate, the support plate can be fixed to the building facade by fasteners such as bolts, so that the scaffolding and the building can be quickly connected. In the connection process, the device can be adjusted according to the actual situation, which improves the convenience of use of the device and the adaptability of the device;

[0015] 2. The utility model provides a mounting plate, and a fixing rod and a movable sleeve are provided on the inner side of the mounting plate. The fixing rod and the movable sleeve cooperate to achieve the connection between the mounting plate and the fixing plate, thereby achieving the connection between the device and the facade. By adjusting the position between the fixing rod and the movable sleeve, the distance between the scaffolding and the building facade can be adjusted to facilitate the installation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a side schematic diagram of the overall structure of the utility model.

[0018] Figure 3 This is a schematic diagram of the mounting plate structure of the utility model.

[0019] Figure 4 It is a schematic diagram of the structure of the movable arm of the utility model.

[0020] In the figure: 1. mounting plate; 2. connecting seat; 3. movable arm; 4. clamping seat; 5. groove; 6. scaffolding pole; 7. through groove; 8. extension arm; 9. sliding rod; 10. movable seat; 11. sliding groove; 12. threaded groove; 13. threaded rod; 14. fixing rod; 15. movable sleeve; 16. positioning hole; 17. screw hole; 18. positioning bolt; 19. support plate; 20. connecting ear; 21. mounting hole. DETAILED DESCRIPTION

[0021] 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.

[0022] The utility model provides Figure 1-4 A positioning device for cantilever scaffold installation shown in the figure comprises a mounting plate 1, two connecting seats 2 are fixedly arranged on the outer side of the mounting plate 1, and the two connecting seats 2 are symmetrically arranged, a movable arm 3 is movably arranged on the inner side of the connecting seat 2 through a pin shaft, a clamping seat 4 is fixedly arranged on one end of the movable arm 3, and the clamping seat 4 is arranged in an arc structure, two symmetrically arranged grooves 5 are opened on the outer side of the mounting plate 1, the grooves 5 are arranged in an arc structure, and the grooves 5 correspond to the clamping seat 4, a scaffolding upright 6 is arranged between the grooves 5 and the clamping seat 4, and the clamping seat 4 cooperates with the grooves 5 to achieve clamping and fixing of the scaffolding upright 6;

[0023] Specifically, two through slots 7 are provided in the middle of the mounting plate 1, an extension arm 8 is provided inside the through slot 7, and the extension arm 8 is fixedly provided at one end of the movable arm 3, a slide rod 9 is fixedly provided at one end of the extension arm 8, a movable seat 10 is provided on the inner side of the mounting plate 1, two slide slots 11 are provided in the middle of the movable seat 10, and the slide slot 11 corresponds to the slide rod 9, a threaded groove 12 is provided in the middle of the movable seat 10, a threaded rod 13 is provided inside the threaded groove 12, and one end of the threaded rod 13 is movably provided in the middle of the mounting plate 1 through a bearing, and the threaded rod 13 cooperates with the threaded groove 12 to adjust the position of the movable seat 10;

[0024] More specifically, both ends of the inner side surface of the mounting plate 1 are fixedly provided with a fixing rod 14, the outer side of the fixing rod 14 is sleeved with a movable sleeve 15, the outer side of the fixing rod 14 is penetrated with a plurality of positioning holes 16, one end of the outer side wall of the movable sleeve 15 is penetrated with a screw hole 17, the inside of the screw hole 17 is penetrated with a positioning bolt 18, and the positioning bolt 18 corresponds to the positioning hole 16, and the positioning bolt 18 cooperates with the positioning hole 16 to realize the connection between the movable sleeve 15 and the fixing rod 14;

[0025] In addition, a support plate 19 is fixedly provided at one end of the movable sleeve 15, and connecting ears 20 are fixedly provided at the four corners of the outer wall of the support plate 19. A mounting hole 21 is penetrated through the middle of the connecting ear 20, and an expansion bolt can be arranged in the mounting hole 21 to realize the connection between the device and the building facade.

[0026] Working principle of this utility model:

[0027] When the device is in use, firstly, a scaffold is built on the facade of the building, and then the mounting plate 1 is placed on one side of the scaffold upright pole 6, and the position of the movable arm 3 is adjusted so that the movable arm 3 passes between the two scaffold upright poles 6. At this time, the clamping seat 4 and the mounting plate 1 are respectively located on both sides of the scaffold upright pole 6. At this time, the threaded rod 13 is rotated, and the threaded rod 13 cooperates with the threaded groove 12, so that the movable seat 10 moves horizontally. The movable seat 10 can drive the sliding rod 9 to move through the sliding groove 11, and the sliding rod 9 can drive the movable arm 3 to move through the extension arm 8, so that the movable arm 3 rotates around the pin shaft, so that the clamping seat 4 and the mounting plate 1 clamp the scaffold upright pole 6, and the connection between the mounting plate 1 and the scaffold upright pole 6 can be achieved at this time;

[0028] By rotating the positioning bolt 18 to separate the positioning bolt 18 from the positioning hole 16, the limit between the fixing rod 14 and the movable sleeve 15 can be released, and then the position between the fixing rod 14 and the movable sleeve 15 can be adjusted to achieve the position adjustment of the support plate 19, the support plate 19 is fitted to the building facade, and the connecting ear 20 is fixed to the building facade by the expansion bolt to complete the installation of the device.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A positioning device for cantilever scaffold installation, comprising a mounting plate (1), characterized in that: Two connecting seats (2) are fixedly provided on the outer side of the mounting plate (1), and the two connecting seats (2) are symmetrically arranged. A movable arm (3) is movably provided on the inner side of the connecting seat (2) via a pin shaft. A clamping seat (4) is fixedly provided at one end of the movable arm (3), and the clamping seat (4) is arranged in an arc-shaped structure. Two symmetrically arranged grooves (5) are provided on the outer side of the mounting plate (1), and the grooves (5) are arranged in an arc-shaped structure. The grooves (5) correspond to the clamping seat (4), and the grooves (5) and the clamping seat are arranged in an arc-shaped structure. (4) is provided with a scaffolding upright (6), the middle part of the mounting plate (1) is provided with two through slots (7), the interior of the through slot (7) is provided with an extension arm (8), and the extension arm (8) is fixedly provided at one end of the movable arm (3), and a slide rod (9) is fixedly provided at one end of the extension arm (8), a movable seat (10) is provided on the inner side of the mounting plate (1), and the middle part of the movable seat (10) is provided with two slide grooves (11), and the slide grooves (11) correspond to the slide rod (9).

2. A positioning device for cantilever scaffolding installation according to claim 1, characterized in that: A threaded groove (12) is provided through the middle of the movable seat (10), a threaded rod (13) is provided through the interior of the threaded groove (12), and one end of the threaded rod (13) is movably arranged in the middle of the mounting plate (1) via a bearing.

3. A positioning device for cantilever scaffold installation according to claim 2, characterized in that: Fixed rods (14) are fixedly provided at both ends of the inner side surface of the mounting plate (1), and a movable sleeve (15) is sleeved on the outer side of the fixed rod (14).

4. A positioning device for cantilever scaffold installation according to claim 3, characterized in that: A plurality of positioning holes (16) are provided through the outer side of the fixing rod (14), and a screw hole (17) is provided through one end of the outer side wall of the movable sleeve (15).

5. A positioning device for cantilever scaffold installation according to claim 4, characterized in that: A positioning bolt (18) is provided through the screw hole (17), and the positioning bolt (18) corresponds to the positioning hole (16).

6. A positioning device for cantilever scaffold installation according to claim 5, characterized in that: A support plate (19) is fixedly provided at one end of the movable sleeve (15), and connecting ears (20) are fixedly provided at the four corners of the outer wall of the support plate (19), and a mounting hole (21) is provided through the middle of the connecting ear (20).

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