Positioning device of tower crane foundation supporting leg

Abstract

The utility model relates to a positioning device, belongs to the technical field of building construction, and particularly relates to a positioning device of a tower crane foundation supporting leg, which comprises a plurality of steel baffle plates, a fixed rod I is arranged on the inner sides of the plurality of steel baffle plates, a fixed rod II is fixed on one side of the fixed rod I, and a movable rod I is arranged on the outer side of the fixed rod II in a sliding manner. A second moving rod is arranged on the outer side of the first moving rod in a sliding mode. The supporting leg further comprises a plurality of supporting leg bodies and an adjusting mechanism. The two grips are held to rotate respectively, the two screws fixed to the grips are driven to rotate along the inner sides of the two sleeves respectively, then the two moving rods are driven to move through thread engagement, the first moving rod and the second moving rod are driven to move, and the size of an inner ring is adjusted; adjustment can be carried out according to the distance between supporting legs of different embedded parts, and operation is easy. The problems that an existing supporting leg is slow in fixing operation, and consequently efficiency is low are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a positioning device for a tower crane foundation leg. Background Art

[0002] With the increasing development of urban construction, tower cranes are indispensable tools in the process of project construction. Of course, tower crane foundations are also a part that most projects need to go through.

[0003] After the pouring of the tower crane foundation cushion layer is completed, it is necessary to position the legs of the embedded parts. Fast and accurate positioning can not only save construction time, but also ensure the stability of the tower crane foundation. To address the above problems, I designed a positioning device for the embedded legs of the tower crane foundation. Utility Model Content

[0004] In order to solve the above technical problems, the utility model proposes a positioning device for a tower crane foundation leg, which drives the two screws fixed thereto to rotate along the inner sides of the two sleeves respectively by holding the two handles respectively and rotating them, and then drives the two moving rods to move through the threaded engagement, and then drives the moving rod one and the moving rod two to move, and adjusts the size of the inner circle. It can be adjusted according to the spacing between the legs of different embedded parts, and the operation is simple.

[0005] The technical solution to achieve the purpose of the utility model is: a positioning device for a tower crane foundation leg, comprising a plurality of steel resistance plates, a fixing rod 1 is arranged on the inner side of the plurality of steel resistance plates, a fixing rod 2 is fixed to one side of the fixing rod 1, a moving rod 1 is slidably arranged on the outer side of the fixing rod 2, and a moving rod 2 is slidably arranged on the outer side of the moving rod 1, and also comprising: a plurality of leg bodies and an adjusting mechanism, the plurality of leg bodies are respectively arranged at the four corners of the inner side of the steel resistance plates; the adjusting mechanism is arranged on the inner side of two of the steel resistance plates; the adjusting mechanism comprises a sleeve fixed to one side of two of the steel resistance plates, the inner sides of the two sleeves are both penetrated by screw rods for rotation connection, the outer sides of the two screw rods are both rotatably connected to driving rods through threads, the two driving rods are respectively penetrated by and slidably connected to the inner sides of the two sleeves, and the two driving rods are respectively penetrated by and slidably connected to the inner sides of two of the steel resistance plates, and a handle is fixed at one end of the outer side of the two screw rods.

[0006] In some embodiments, a limiting block is fixed at one end of the fixed rod 1, the fixed rod 2 and the movable rod 1.

[0007] In some embodiments, sliding sleeves are fixed to both ends of the second moving rod.

[0008] In some embodiments, a through slot is formed on the inner side of the second moving rod at one end.

[0009] In some embodiments, scales are provided on one side of the second fixed rod and the first movable rod.

[0010] In some embodiments, one end of the two driving rods is respectively fixed to one side of the moving rod 1 and the moving rod 2.

[0011] Compared with the prior art, the present invention has the following significant advantages:

[0012] The utility model drives two screws fixed thereto to rotate along the inner sides of two sleeves by holding two handles respectively and rotating them, and then drives two moving rods to move through thread engagement, and then drives moving rod one and moving rod two to move, and adjusts the size of the inner circle. It can be adjusted according to the spacing between the legs of different embedded parts, and the operation is simple;

[0013] The invention solves the problem that the existing outrigger fixing operation is slow and causes low efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the overall structure provided in one embodiment of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure between the inner rings provided in one embodiment of the utility model;

[0017] Figure 3 It is a schematic diagram of the internal cross-sectional structure of one of the sleeves provided in one embodiment of the utility model.

[0018] Description of reference numerals:

[0019] 1. Steel stop plate; 2. Fixed rod 1; 3. Fixed rod 2; 4. Moving rod 1; 5. Moving rod 2; 51. Leg body; 6. Sleeve; 7. Screw; 8. Driving rod; 9. Handle; 10. Limit block; 11. Sliding sleeve; 12. Through slot; 13. Scale. DETAILED DESCRIPTION

[0020] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0021] The utility model provides a positioning device for tower crane foundation legs through improvement. The technical solution of the utility model is:

[0022] like Figure 1-Figure 3 As shown, a positioning device for a tower crane foundation leg comprises a plurality of steel blocking plates 1, and the four corners of the plurality of steel blocking plates 1 are connected with round steel for installation to ensure installation. A fixing rod 1 2 is arranged on the inner side of the plurality of steel blocking plates 1, a fixing rod 2 3 is fixed on one side of the fixing rod 1 2, a moving rod 1 4 is slidably arranged on the outer side of the fixing rod 2 3, and a moving rod 2 5 is slidably arranged on the outer side of the moving rod 1 4, an inner ring structure is formed by the fixing rod 1 2, the fixing rod 2 3, the moving rod 1 4, and the moving rod 2 5, and further comprises: a plurality of leg bodies 51 and an adjustment mechanism, the plurality of The leg bodies 51 are respectively arranged at the four corners of the inner side of the steel resistance plate 1; the adjustment mechanism is arranged on the inner side of two of the steel resistance plates 1; the adjustment mechanism includes a sleeve 6 fixed to one side of the two steel resistance plates 1, the inner sides of the two sleeves 6 are both penetrated with screw rods 7 for rotational connection, the outer sides of the two screw rods 7 are both screwed with driving rods 8 for rotational connection through threads, the two driving rods 8 are respectively penetrated and slidably connected to the inner sides of the two sleeves 6, and the two driving rods 8 are respectively penetrated and slidably connected to the inner sides of the two steel resistance plates 1, and the outer ends of the two screw rods 7 are fixed with handles 9;

[0023] Combined with the description of the above-mentioned adjustment mechanism, when the size of the inner circle structure needs to be adjusted, hold the two handles 9 and rotate them to drive the two screws 7 fixed thereto to rotate. The rotation of the two screws 7 drives the two drive rods 8 to slide along the inner sides of the two sleeves 6 through threaded engagement, thereby driving the moving rod 1 4 and the moving rod 2 5 to move, thereby adjusting the size of the inner circle, and placing the multiple leg bodies 51 at the four corners of the inner circle square, so that the multiple leg bodies 51 are fixedly embedded in a square.

[0024] like Figure 1 and Figure 2 As shown, in one embodiment, one end of the fixed rod 1 2 , the fixed rod 2 3 and the movable rod 1 4 are all fixed with a limiting block 10 to limit the sliding.

[0025] like Figure 2 As shown, in one embodiment, sliding sleeves 11 are fixed to both ends of the moving rod 2 5 , ensuring the feasibility of the moving rod 2 5 sliding along the outer sides of the fixed rod 1 2 and the moving rod 1 4 .

[0026] like Figure 2 As shown, in one embodiment, a through slot 12 is provided at one end of the inner side of the moving rod 5 to ensure sliding feasibility.

[0027] like Figure 2 As shown, in one embodiment, a scale 13 is provided on one side of the fixed rod 2 3 and the movable rod 1 4, so that the staff can observe the moving distance at any time and thus obtain the size of the inner circle at that time.

[0028] like Figure 2As shown, in one embodiment, one end of the two driving rods 8 is fixed to one side of the moving rod 1 4 and the moving rod 2 5 respectively.

[0029] The specific working method is: when in use, after completing the pouring of the tower crane foundation cushion layer, fix the multiple customized steel resistance plates 1 on the outside on the cushion layer, and then according to the scales 13 on one side of the fixed rod 2 3 and the movable rod 1 4, rotate the two handles 9 respectively to adjust the size of the square rigid material on the inside to a suitable inner circle square size, hold the two handles 9 and rotate them to drive the two screw rods 7 fixed thereto to rotate, and the rotation of the two screw rods 7 drives the two driving rods 8 to slide along the inner side of the two sleeves 6 through threaded engagement, thereby driving the movable rod 1 4 and the movable rod 2 5 to move, adjust the size of the inner circle, and place the multiple leg bodies 51 at the four corners of the inner circle square to achieve the multiple leg bodies 51 being fixed and embedded in a square.

[0030] The technical means disclosed in the utility model are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of equivalent replacement of the above technical features. Matters not covered in the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A positioning device for a tower crane foundation leg, comprising a plurality of steel blocking plates (1), wherein a fixing rod (2) is arranged inside the plurality of steel blocking plates (1), a fixing rod (3) is fixed to one side of the fixing rod (2), a moving rod (4) is slidably arranged outside the fixing rod (3), and a moving rod (5) is slidably arranged outside the moving rod (4), wherein: Also includes: A plurality of supporting leg bodies (51), wherein the plurality of supporting leg bodies (51) are respectively arranged at the four inner corners of the steel blocking plate (1); An adjustment mechanism, the adjustment mechanism being arranged inside two of the steel baffles (1); The adjustment mechanism comprises a sleeve (6) fixed to one side of two of the steel resistance plates (1); the inner sides of the two sleeves (6) are both penetrated by screw rods (7) for rotational connection; the outer sides of the two screw rods (7) are both screwed by drive rods (8) for rotational connection via threads; the two drive rods (8) are respectively penetrated by the inner sides of the two sleeves (6) for sliding connection; the two drive rods (8) are respectively penetrated by the inner sides of the two steel resistance plates (1) for sliding connection; and a handle (9) is fixed to one end of the outer sides of the two screw rods (7).

2. A tower crane foundation leg positioning device according to claim 1, characterized in that: One end of the fixed rod 1 (2), the fixed rod 2 (3) and the movable rod 1 (4) are all fixed with a limiting block (10).

3. The positioning device for a tower crane foundation leg according to claim 1, characterized in that: Sliding sleeves (11) are fixed to both ends of the second moving rod (5).

4. The tower crane foundation leg positioning device according to claim 1, characterized in that: A through slot (12) is provided on the inner side of the second moving rod (5) at one end.

5. The tower crane foundation leg positioning device according to claim 1, characterized in that: One side of the second fixed rod (3) and the first movable rod (4) is provided with a scale (13).

6. The tower crane foundation leg positioning device according to claim 1, characterized in that: One end of the two driving rods (8) is respectively fixed to one side of the moving rod 1 (4) and the moving rod 2 (5).

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