阅读说明：本技术 一种可供塔吊转换的共用基础及其加工方法 (Shared foundation for tower crane conversion and processing method thereof ) 是由 黄秀飞 虞和武 杨从兵 于 2019-08-22 设计创作，主要内容包括：本发明公开了一种可供塔吊转换的共用基础,涉及建筑施工领域,其技术方案要点是：包括座体,座体上设置有第一固定组件以及第二固定组件,第二固定组件围绕第一固定组件设置；第二固定组件包括四个呈正方形分布的第二固定柱、对应设置于第二固定柱上端面的第二安装座、连接于相邻两个第二固定柱之间的第二连杆；第一固定组件包括四个呈正方形分布的第一固定柱、对应设置于第一固定柱上端面的第一安装座、连接于相邻两个第一固定柱之间的第一连杆；座体包括基座和设置于基座上端面的支撑座,支撑座对应第一固定组件设置。设置第一固定组件和第二固定组件,可供不同型号的塔吊进行安装,避免了更换塔吊时需要重新制作基础的麻烦。(The invention discloses a shared foundation for tower crane conversion, which relates to the field of building construction, and the technical scheme is as follows: the seat body is provided with a first fixing component and a second fixing component, and the second fixing component is arranged around the first fixing component; the second fixing assembly comprises four second fixing columns which are distributed in a square shape, a second mounting seat correspondingly arranged on the upper end faces of the second fixing columns, and a second connecting rod connected between every two adjacent second fixing columns; the first fixing assembly comprises four first fixing columns which are distributed in a square shape, first mounting seats which are correspondingly arranged on the upper end surfaces of the first fixing columns, and first connecting rods which are connected between every two adjacent first fixing columns; the base comprises a base and a supporting seat arranged on the upper end face of the base, and the supporting seat is arranged corresponding to the first fixing component. Set up the fixed subassembly of first fixed subassembly and second, can supply the tower crane of different models to install, need make the trouble of basis again when having avoided changing the tower crane.)

1. The utility model provides a can supply sharing basis of tower crane conversion, includes pedestal (1), its characterized in that: the base body (1) is provided with a first fixing component (3) for fixing a common tower crane and a second fixing component (4) for fixing a heavy tower crane, and the second fixing component (4) is arranged around the first fixing component (3);

the second fixing assembly (4) comprises four second fixing columns (41) which are distributed in a square shape, a second mounting seat (42) which is correspondingly arranged on the upper end surfaces of the second fixing columns (41), and a second connecting rod (43) which is connected between two adjacent second fixing columns (41), wherein the second fixing columns (41) and the second connecting rod (43) are both positioned in the seat body (1), and the second mounting seats (42) protrude out of the upper end surface of the seat body (1);

the first fixing assembly (3) comprises four first fixing columns (31) which are distributed in a square shape, a first mounting seat (32) correspondingly arranged on the upper end surfaces of the first fixing columns (31), and a first connecting rod (33) connected between two adjacent first fixing columns (31), wherein the first fixing columns (31) and the first connecting rod (33) are both positioned in the seat body (1), the first mounting seats (32) protrude out of the upper end surface of the seat body (1), and the first fixing columns (31) are arranged higher than the second fixing columns (41);

the base body (1) comprises a base (11) and a supporting seat (12) arranged on the upper end face of the base (11), and the supporting seat (12) corresponds to the first fixing component (3).

2. The common foundation for tower crane conversion as claimed in claim 1, wherein: still be provided with locating component (7) in pedestal (1), locating component (7) are close to the bottom setting of pedestal (1), locating component (7) include two vertically crossing locating levers (71), constant head tank (8) that supply locating component (7) embedding location are all seted up to the lower terminal surface of first fixed column (31) and second fixed column (41).

3. The common foundation for tower crane conversion as claimed in claim 1, wherein: two first positioning seats (9) are arranged on each first fixing column (31) along the length direction, the first positioning seats (9) protrude out of the outer side wall of the first fixing column (31), and two second positioning seats (10) which correspond to the first positioning seats (9) in height one to one are arranged on each second fixing column (41).

4. The common foundation for tower crane conversion as claimed in claim 3, wherein: annular grooves (13) are formed in the first positioning seat (9) and the second positioning seat (10), the axial lead of each annular groove (13) is vertically arranged, and the heights of the annular grooves (13) in the first positioning seat (9) and the second positioning seat (10) are arranged in a one-to-one correspondence manner; the novel seat is characterized in that an upper layer of reinforcing component (14) and a lower layer of reinforcing component (14) are arranged in the seat body (1), the two layers of reinforcing components (14) are respectively arranged corresponding to the height of the annular groove (13), each reinforcing component (14) comprises a plurality of transverse ribs (141) and longitudinal ribs (142) which are vertically crossed, and the reinforcing components (14) are correspondingly embedded into the annular groove (13) for positioning.

5. The common foundation for tower crane conversion as claimed in claim 4, wherein: two-layer be connected with a plurality of strengthening ribs (15) between strengthening subassembly (14), strengthening rib (15) include intermediate lever (151), be located intermediate lever (151) both ends and with intermediate lever (151) parallel branch (152), connect connecting rod (153) between intermediate lever (151) and branch (152), intermediate lever (151) and branch (152) are the dislocation set, two connecting rod (153) are the symmetry and set up, and the distance between two connecting rods (153) is the grow setting gradually from intermediate lever (151) one end to branch (152) one end.

6. The common foundation for tower crane conversion as claimed in claim 5, wherein: the reinforcing ribs (15) are divided into two groups, namely a transverse group and a longitudinal group, the two groups of reinforcing ribs (15) are arranged in a staggered manner, the support rods (152) of the transversely arranged reinforcing ribs (15) are fixedly connected to the reinforcing component (14) on the lower layer, and the middle rods (151) of the transversely arranged reinforcing ribs (15) are fixedly connected to the reinforcing component (14) on the upper layer; the support rods (152) of the reinforcing ribs (15) arranged longitudinally are fixedly connected to the reinforcing component (14) on the upper layer, and the middle rods (151) of the reinforcing ribs (15) arranged longitudinally are fixedly connected to the reinforcing component (14) on the lower layer.

7. The common foundation for tower crane conversion as claimed in claim 4, wherein: the reinforcing component (14) positioned on the upper layer is also welded with a pull ring (16), and the pull ring (16) is arranged by protruding out of the upper end face of the seat body (1).

8. The common foundation for tower crane conversion as claimed in claim 1, wherein: the lower end face of the seat body (1) is provided with a plurality of limiting grooves (2), the limiting grooves (2) are circular grooves, and the draft angles of the limiting grooves (2) are 3-5 degrees.

9. The common foundation for tower crane conversion as claimed in claim 1, wherein: the both ends of first connecting rod (33) and second connecting rod (43) all are provided with erection column (5), correspond on first fixed column (31) and second fixed column (41) and offer the mounting groove (6) that supply to correspond the mount pad embedding location.

10. A processing method of a common foundation for tower crane conversion is characterized in that: the method comprises the following steps:

s1: before pouring, convex columns corresponding to the limiting grooves (2) are arranged at the bottom of the pouring cavity, and a plastic film is coated on one side of each convex column before pouring;

s2: laying a positioning assembly (7), vertically crossing two positioning rods (71) with equal length, positioning the intersection point at the center position of the positioning rods (71), fixing by welding, and then laying at the bottom of the pouring cavity;

s3: installing a fixing component, correspondingly splicing the first fixing component (3) and the second fixing component (4), and then aligning a corresponding positioning groove (8) on the spliced fixing component to a positioning rod (71) of the positioning component (7) for positioning;

s4: laying a lower-layer reinforcing component (14), laying longitudinal ribs (142) of the reinforcing component (14), correspondingly embedding the longitudinal ribs (142) positioned on two sides of a first fixing column (31) of a first fixing component (3) and two sides of a second fixing column (41) of a second fixing component (4) into an annular groove (13) for positioning, laying a transverse rib (141) above the longitudinal ribs (142) along a direction perpendicular to the longitudinal ribs (142), and welding and fixing intersection points of the transverse rib (141) and the longitudinal ribs (142) by welding;

s5: paving reinforcing ribs (15), paving the reinforcing ribs (15) in a staggered manner, fixedly welding support rods (152) of the transverse reinforcing ribs (15) to the upper end surfaces of the longitudinal ribs (142) of the lower-layer reinforcing component (14), and arranging middle rods (151) of the transverse reinforcing ribs (15) above; the middle rod (151) of the longitudinal reinforcing rib (15) is welded and fixed on the upper end surface of the transverse rib (141) of the lower reinforcing component (14), and the support rod (152) of the longitudinal reinforcing rib (15) is arranged above;

s6: laying an upper layer reinforcing component (14), laying the upper layer reinforcing component (14) according to the lower layer reinforcing component (14), and welding and fixing the contact part of the upper layer reinforcing component (14) and the reinforcing rib (15);

s7: installing a pull ring (16), and welding the pull ring (16) with the upper end face of the upper-layer reinforcing assembly (14);

s8: pouring the base body (1), firstly, guiding cement paste into the pouring cavity to pour the base (11), enabling the upper end face of the base (11) to be slightly lower than the upper end face of the second fixing column (41), after the base (11) is solidified, supporting a mold on the base (11) to form the pouring cavity of the supporting seat (12), and further finishing pouring of the supporting seat (12).

Technical Field

The invention relates to the field of building construction, in particular to a common foundation for tower crane conversion and a processing method thereof.

Background

The tower crane is the most common hoisting equipment in construction sites, and is called a tower crane, which is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by lengthening (height) one section by one section (called a standard section for short). The existing tower crane is divided into a common tower crane and a heavy tower crane, and different tower crane foundations are correspondingly needed.

Because the renting cost of the heavy tower crane is higher, the common tower crane is mostly used in the common engineering. However, if the construction needs in the middle of the project, when the heavy tower crane needs to be replaced, because the project has the tower crane foundation, the size of the foundation bolt installation outer frame formed by the bolt holes of the tower crane foundation is the same as that of the original tower crane installation outer frame, but the size of the foundation bolt installation outer frame formed by the bolt holes of the foundation section bottom plate of the heavy tower crane needing to be installed is different, and the installation cannot be carried out, so that the improvement is needed.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a common foundation for tower crane conversion, which has the advantage of being capable of being used for installing tower cranes of different models.

In order to achieve the purpose, the invention provides the following technical scheme:

a common foundation for tower crane conversion and a processing method thereof comprise a base body, wherein a first fixing component for fixing a common tower crane and a second fixing component for fixing a heavy tower crane are arranged on the base body, and the second fixing component is arranged around the first fixing component; the second fixing assembly comprises four second fixing columns which are distributed in a square shape, a second mounting seat which is correspondingly arranged on the upper end face of each second fixing column, and a second connecting rod which is connected between every two adjacent second fixing columns, the second fixing columns and the second connecting rods are both positioned in the seat body, and the second mounting seats protrude out of the upper end face of the seat body; the first fixing assembly comprises four first fixing columns which are distributed in a square shape, first mounting seats which are correspondingly arranged on the upper end surfaces of the first fixing columns, and first connecting rods which are connected between two adjacent first fixing columns, the first fixing columns and the first connecting rods are both positioned in the seat body, the first mounting seats protrude out of the upper end surface of the seat body, and the first fixing columns are arranged higher than the second fixing columns; the base body comprises a base and a supporting seat arranged on the upper end face of the base, and the supporting seat corresponds to the first fixing assembly.

Through above-mentioned technical scheme, the common foundation is makeed according to the requirement of the heavy tower crane of chapter usually, when the common foundation uses, can install ordinary tower crane through first fixed subassembly earlier, when needs are changed and are heavy tower crane, can dismantle the back with ordinary tower crane, installs heavy tower crane through the fixed subassembly of second and fixes. Set up the fixed subassembly of first fixed subassembly and second, can supply the tower crane of different models to install, need make the trouble of basis again when having avoided changing the tower crane to it is more convenient to make holistic use.

Furthermore, still be provided with locating component in the pedestal, locating component is close to the bottom setting of pedestal, locating component includes two vertically crossing locating levers, the confession is all seted up to the lower terminal surface of first fixed column and second fixed column the constant head tank of locating component embedding location.

Through above-mentioned technical scheme, set up locating component and constant head tank, thereby locating component's locating lever can correspond the constant head tank embedding and fix a position first fixed column and second fixed column to make first fixed subassembly and the fixed subassembly of second along the ascending concentricity of vertical side better.

Furthermore, two first positioning seats are arranged on each first fixing column along the length direction, the first positioning seats protrude out of the outer side wall of the first fixing column, and two second positioning seats which correspond to the first positioning seats in height one to one are arranged on each second fixing column.

Through above-mentioned technical scheme, set up first positioning seat and second positioning seat, after the pedestal has pour, first positioning seat and second positioning seat just can increase the fixed strength of first fixed column and second fixed column and pedestal to make the fixed subassembly of first fixed subassembly and second more stable in structure.

Furthermore, annular grooves are formed in the first positioning seat and the second positioning seat, the axial lead of each annular groove is vertically arranged, and the heights of the annular grooves in the first positioning seat and the second positioning seat are arranged in a one-to-one correspondence manner; the novel seat is characterized in that an upper layer of reinforcing component and a lower layer of reinforcing component are arranged in the seat body, the two layers of reinforcing components are respectively arranged corresponding to the height of the annular groove, each reinforcing component comprises a plurality of transverse ribs and longitudinal ribs which are vertically crossed, and the reinforcing components are correspondingly embedded into the annular groove for positioning.

Through above-mentioned technical scheme, set up the ring channel and strengthen the subassembly, strengthen the subassembly and can partially imbed the ring channel in and strengthen the support for holistic structural strength is better.

Further, it is two-layer be connected with a plurality of strengthening ribs between the reinforcement component, the strengthening rib includes the intermediate lever, be located the intermediate lever both ends and with the parallel branch of intermediate lever, connect the connecting rod between intermediate lever and branch, intermediate lever and branch are the dislocation set, two the connecting rod is the symmetry setting, and the distance between two connecting rods is the grow setting gradually from intermediate lever one end to branch one end.

Through above-mentioned technical scheme, set up the strengthening rib, on connecting rod and the branch of strengthening rib can correspond welded fastening and upper and lower two-layer fixed subassembly, the connecting rod can be strengthened even the structural strength who strengthens the subassembly about can strengthening to make the structural strength of first fixed subassembly and the fixed subassembly of second more stable.

Furthermore, the reinforcing ribs are divided into two groups, namely a transverse group and a longitudinal group, the two groups of reinforcing ribs are arranged in a staggered manner, the support rods of the transversely arranged reinforcing ribs are fixedly connected to the reinforcing component on the lower layer, and the middle rods of the transversely arranged reinforcing ribs are fixedly connected to the reinforcing component on the upper layer; the support rod of the reinforcing rib arranged longitudinally is fixedly connected to the reinforcing component on the upper layer, and the middle rod of the reinforcing rib arranged longitudinally is fixedly connected to the reinforcing component on the lower layer.

Through above-mentioned technical scheme, the strengthening rib is provided with vertically and transversely two sets ofly, through the crisscross setting of two sets of strengthening ribs for the enhancement effect of strengthening rib is more even, makes structural strength better.

Furthermore, a pull ring is welded on the reinforcing component positioned on the upper layer and protrudes out of the upper end face of the seat body.

Through the technical scheme, when the position of the shared foundation is required to be adjusted, the corresponding foundation pit can be dug firstly, and the shared foundation can be hoisted and moved through the pull ring, so that the position of the shared foundation can be adjusted, and the shared foundation can be used more conveniently.

Furthermore, a plurality of limiting grooves are formed in the lower end face of the seat body, the limiting grooves are circular grooves, and the drawing angles of the limiting grooves are 3-5 degrees.

Through above-mentioned technical scheme, set up the spacing groove, can pile in the foundation ditch and strengthen the bottom intensity of foundation ditch, the pile foundation of squeezing into simultaneously can correspond and insert the spacing inslot and strengthen the location to make the use of public basis more stable.

Further, the both ends of first connecting rod and second connecting rod all are provided with the erection column, correspond on first fixed column and the second fixed column and offer the mounting groove that supplies to correspond the mount pad embedding location.

Through above-mentioned technical scheme, when building site need carry out the foundation construction that shares, first fixed column and first connecting rod, second fixed column move to the building site with the second connecting rod in the split state, then carry out the cast in situ at the building site and build. Set up erection column and mounting groove, through the cooperation of erection column and mounting groove for first fixed column and first connecting rod, second fixed column and second connecting rod can be dismantled, make holistic transporting more convenient.

A processing method of a common foundation for tower crane conversion comprises the following steps:

s1: before pouring, arranging convex columns corresponding to the limiting grooves at the bottom of the pouring cavity, and coating a plastic film on one side of each convex column before pouring;

s2: laying a positioning assembly, vertically crossing two positioning rods with equal length, locating an intersection point at the center position of each positioning rod, fixing the intersection points by welding, and then laying the intersection points at the bottom of a pouring cavity;

s3: installing a fixing assembly, assembling the first fixing assembly and the second fixing assembly correspondingly, aligning the corresponding positioning groove on the assembled fixing assembly with the positioning rod of the positioning assembly, and placing the positioning assembly into a positioning position;

s4: laying a lower layer of reinforcing component, laying longitudinal bars of the reinforcing component, correspondingly embedding the longitudinal bars positioned on two sides of a first fixed column of a first fixed component and two sides of a second fixed column of a second fixed component into the annular groove for positioning, laying transverse bars above the longitudinal bars along a direction perpendicular to the longitudinal bars, and welding and fixing intersection points of the transverse bars and the longitudinal bars by welding;

s5: laying reinforcing ribs, namely paving the reinforcing ribs in a staggered manner, welding and fixedly connecting the support rods of the transverse reinforcing ribs to the upper end surfaces of the longitudinal ribs of the lower-layer reinforcing assembly, and arranging the middle rods of the transverse reinforcing ribs above the middle rods; the middle rod of the longitudinal reinforcing rib is welded and fixed on the upper end surface of the transverse rib of the lower layer reinforcing assembly, and the support rod of the longitudinal reinforcing rib is arranged above the upper end surface of the transverse rib;

s6: laying an upper layer of reinforcing components, laying the upper layer of reinforcing components according to the lower layer of reinforcing components, and welding and fixing the parts of the upper layer of reinforcing components, which are in contact with the reinforcing ribs;

s7: installing a pull ring, and welding the pull ring with the upper end surface of the upper-layer reinforcing assembly;

s8: and (3) pouring the base body, firstly guiding the cement paste into the pouring cavity to pour the base, enabling the upper end surface of the base to be slightly lower than the upper end surface of the second fixing column, erecting a mold on the base after the base is solidified to form the pouring cavity of the supporting base, and further finishing pouring of the supporting base.

Through above-mentioned technical scheme, through cladding plastic film for pour the back, the spacing groove of pedestal and the breaking away from of projection are more convenient, thereby make the prefab add man-hour more convenient. When the building site is urgent to need to use sharing base, can dig out corresponding installation foundation ditch at the building site, then squeeze into the pile foundation, further strengthen sharing basic stability through pile foundation embedding spacing groove. Can reduce the long-term wait of cast in situ through the form of prefab for it is more convenient that whole use.

Compared with the prior art, the invention has the beneficial effects that:

(1) by arranging the first fixing component and the second fixing component, tower cranes of different models can be installed, and the trouble that a foundation needs to be made again when the tower crane is replaced is avoided, so that the whole use is more convenient;

(2) by arranging the annular groove and the reinforcing component, the reinforcing component can be partially embedded into the annular groove to reinforce the support, so that the integral structural strength is better;

(3) through cladding plastic film for pour the back, the spacing groove of pedestal and the breaking away from of projection are more convenient, thereby make the prefab add man-hour more convenient.

Drawings

FIG. 1 is a general schematic view of a first embodiment;

fig. 2 is an overall schematic view of the first embodiment, showing a lower end surface structure of the seat body;

FIG. 3 is a schematic diagram illustrating an internal structure according to a first embodiment;

fig. 4 is a schematic partial exploded view of the first embodiment, which is used for showing the structure of the first fixing component and the second fixing component;

fig. 5 is a partial structural schematic view of the first embodiment, which is used for showing the fixing state of the reinforcing rib;

FIG. 6 is a schematic view of the lay-up of the reinforcing bars according to the first embodiment;

fig. 7 is a flowchart of the second embodiment.

Reference numerals: 1. a base body; 11. a base; 12. a supporting seat; 2. a limiting groove; 3. a first fixed component; 31. a first fixed column; 32. a first mounting seat; 33. a first link; 4. a second fixed component; 41. a second fixed column; 42. a second mounting seat; 43. a second link; 5. mounting a column; 6. mounting grooves; 7. a positioning assembly; 71. positioning a rod; 8. positioning a groove; 9. a first positioning seat; 10. a second positioning seat; 13. an annular groove; 14. a reinforcement assembly; 141. transverse ribs; 142. longitudinal ribs; 15. reinforcing ribs; 151. an intermediate lever; 152. a strut; 153. a connecting rod; 16. and (4) a pull ring.

Detailed Description

The invention is described in detail below with reference to the figures and examples.