CN209923966U - Assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angle and position - Google Patents
Assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angle and position Download PDFInfo
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- CN209923966U CN209923966U CN201920304919.8U CN201920304919U CN209923966U CN 209923966 U CN209923966 U CN 209923966U CN 201920304919 U CN201920304919 U CN 201920304919U CN 209923966 U CN209923966 U CN 209923966U
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Abstract
The utility model provides an assembly type steel structure tower crane foundation bearing platform with freely adjustable angle and position, which comprises a plurality of sub-steel structure tower crane foundation bearing platforms, wherein each sub-steel structure tower crane foundation bearing platform comprises a foundation connecting piece, an arc sliding piece, a horizontal sliding piece, a connecting lug plate and tower crane supporting legs; the utility model has the advantages of each sub-steel construction tower crane foundation cushion cap can freely be installed and removed, and reuse compares traditional cast in situ concrete tower and hangs foundation cushion cap, and construction cycle is fast, does not have building rubbish after demolising, and green can adjust the angle and the position of the angle of angle steel part with lower part lattice column connection.
Description
Technical Field
The utility model belongs to tower crane foundation cushion cap device field, concretely relates to assembled steel construction tower crane foundation cushion cap that can freely angle regulation and position.
Background
The tower crane is an indispensable main construction machine in the mechanization and assembly of modern industry and civil buildings. With the continuous development of the building industry, the number of multi-storey and high-rise buildings in various large and medium-sized cities is increased, and the tower crane becomes an important transportation tool for vertical and horizontal transportation in the construction of the multi-storey and high-rise buildings. The application of the tower crane plays an important role in accelerating the construction progress, shortening the construction period and reducing the construction cost. In the use of tower crane, the basis is the crucial part, when foundation bearing capacity can not satisfy the requirement, often adopt the pile foundation, the basis of the high cushion cap tower crane in the soft soil foundation adopts cast in situ reinforced concrete mostly, but this kind of cushion cap has following shortcoming: (1) the concrete consumption and the reinforcement amount are large, and the removed waste cannot be subjected to ecological transformation, so that the environmental pollution is serious; (2) the construction, manufacturing and maintenance time of the bearing platform is long, the influence on the construction period is large, and the noise is large during the dismantling; (3) for high-rise and super high-rise buildings, the height of the bearing platform is close to that of the basement, so that construction is very difficult. Therefore, it is very necessary to research and develop an environment-friendly fabricated steel structure tower crane foundation bearing platform.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the problem that above-mentioned exists, provide an assembled steel construction tower crane basis cushion cap that can freely angle regulation and position.
The above purpose is realized by the following technical scheme:
an assembly type steel structure tower crane foundation bearing platform with freely adjustable angle and position comprises a plurality of sub-steel structure tower crane foundation bearing platforms, wherein each sub-steel structure tower crane foundation bearing platform comprises a foundation connecting piece, an arc sliding piece, a horizontal sliding piece, a connecting lug plate and a tower crane supporting leg;
the base connecting piece comprises an upper cover plate, a T-shaped cylinder, a cylinder and an L-shaped arc block;
the arc sliding part comprises an arc top plate, a first arc block, an arc bottom plate, a second arc block and two L-shaped arc blocks;
the horizontal sliding piece comprises a top plate, a connecting piece and angle steel;
the connecting lug plate is fixedly connected with the upper cover plate and the arc block;
the tower crane supporting legs are connected with the upper cover plate;
the T-shaped cylinder is connected to the middle of the bottom surface of the upper cover plate through a bolt, the L-shaped arc block is connected to the edge of the bottom surface plate of the upper cover plate through a bolt, a circular sliding groove is formed between the L-shaped arc block and the T-shaped cylinder, the arc sliding piece is installed in the circular sliding groove, and the cylinder is connected to the bottom surface of the T-shaped cylinder through a bolt;
the arc top plate is positioned above the arc bottom plate, a first arc block is connected between the arc top plate and the arc bottom plate, a second arc block and the arc block are both connected to the bottom surface of the arc bottom plate through bolts, a linear sliding groove is formed between the two arc blocks, and the horizontal sliding piece slides in the linear sliding groove;
the roof is located the top of angle steel, is connected with the connecting piece between roof and the angle steel, and the angle steel is connected with the lattice pile, is equipped with the round pin bolt pipe on the angle steel.
Furthermore, the connecting lug plate is a rectangular steel plate with bolt holes at two sides, and the connecting lug plate is welded with the upper cover plate and the arc block.
Further, the tower crane stabilizer blade is square steel pipe, square steel pipe passes through the cotter pin with the tower crane and is connected.
Further, the tower crane stabilizer blade with the upper cover plate is connected through self-tapping bolt.
Furthermore, the upper cover plate is rectangular, a middle self-tapping bolt hole is formed in the middle of the upper cover plate, peripheral self-tapping bolt holes are symmetrically formed in the plate edges of the upper cover plate, the T-shaped cylinder is fixedly connected to the middle of the bottom surface of the upper cover plate through self-tapping bolts mounted in the middle self-tapping bolt holes, and the L-shaped arc block is fixedly connected to the plate edges of the bottom surface of the upper cover plate through self-tapping bolts mounted in the peripheral self-tapping bolt holes.
Further, the circular arc roof is fan-shaped and is equipped with the bolt hole, first circular arc piece also is fan-shaped, the upper end of first circular arc piece through install high strength bolt on the bolt hole and with circular arc roof looks fixed connection, the lower extreme and the circular arc bottom plate of first circular arc piece weld mutually, the second circular arc piece is rectangular arc and is equipped with the bolt hole, the second circular arc piece through install high strength bolt on the bolt hole and with circular arc bottom plate looks fixed connection, be equipped with the bolt hole on the circular arc piece, the circular arc piece through install high strength bolt on the bolt hole and with circular arc bottom plate looks fixed connection.
Furthermore, the top plate is cuboid and is provided with a bolt hole, the connecting piece is connected with the top plate through a high-strength bolt, the angle steel is welded with the connecting piece, the pin bolt pipe is a circular pipe, and the pin bolt pipe is welded with the angle steel.
Further, the quantity of sub-steel structure tower crane foundation cushion caps is four and symmetrical arrangement, and is adjacent through high strength bolted connection between the sub-steel structure tower crane foundation cushion caps.
Further, the sliding angle range of the circular arc sliding piece towards the left or the right is 0-30 degrees.
Further, the linear sliding distance of the horizontal sliding piece in the linear sliding groove is not less than 50 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions is composed of four completely symmetrical sub-steel structure tower crane foundation bearing platforms, each sub-steel structure tower crane foundation bearing platform can be freely assembled and disassembled and can be repeatedly utilized, compared with the traditional cast-in-place concrete tower crane foundation bearing platform, the construction period is fast, no construction waste exists after the disassembly, and the environment is protected; before the steel plate is transported to the site, all parts are completely independent, and after the steel plate is transported to the site, the steel plate is connected with the high-strength bolt through the refined self-tapping bolt, so that the steel plate has two advantages: the transportation is convenient, and the size of each component is small, so that great convenience is brought to the transportation; secondly, deformation caused in the transportation process is avoided; the angle steel component is in arc sliding, slides 30 degrees left and right, can slide by more than 50mm, and can adjust the angle and position of the angle steel component connected with the lower latticed column so as to adapt to the position deviation of each limb of the latticed column caused by construction and realize the perfect connection of the foundation bearing platform and the latticed column; the size-adjustable tower crane foundation bearing platform has the advantages that the size-adjustable elements can be adopted, the tower crane foundation bearing platform can be used in foundation bearing platforms with different widths, the fixed length and the width of the traditional foundation bearing platform are adopted, the same set of tower crane foundation bearing platform can be installed on foundations with different widths, redesign and manufacturing cost of the tower crane foundation bearing platform is reduced, construction cost and tower crane bearing platform manufacturing time are saved, the working principle is simple, operation is convenient, and the tower crane foundation bearing platform has great practicability.
Description of the drawings:
fig. 1 is a plan view of the present invention.
Fig. 2 is a cross-sectional view of the present invention in the direction of I-I.
Fig. 3 is a plan view of the base connector.
Fig. 4 is a sectional view of the basic connector in the direction II-II.
FIG. 5 is a schematic view of the connection between the upper cover plate and the T-shaped column.
FIG. 6 is a side elevational view of the T-shaped post.
Fig. 7 is a plan view of the T-shaped cylinder.
Fig. 8 is a schematic connection diagram of the upper cover plate and the L-shaped arc block.
Fig. 9 is a side elevational view of the L-shaped arc block.
Fig. 10 is a plan view of an L-shaped arc block.
Fig. 11 is a plan view of a circular arc slider.
Fig. 12 is a sectional view of the circular arc slider in the direction III-III.
Fig. 13 is a cross-sectional view of the circular arc slider in the direction IV-IV.
Fig. 14 is a plan view of the circular arc top plate.
Fig. 15 is a plan view of the first arc block.
Fig. 16 is a plan view of a circular arc base plate.
Fig. 17 is a plan view of a second arc block.
Fig. 18 is a plan view of the arc block.
Fig. 19 is a plan view of the horizontal sliding member.
FIG. 20 is a cross-sectional view of the horizontal sliding member in the V-V direction.
Fig. 21 is a plan view of the top plate.
Fig. 22 is a plan view of the connector.
FIG. 23 is a plan view of the latch tube.
Fig. 24 is a plan view of angle iron.
Reference numerals: 1. a base connector; 11. an upper cover plate; 12. a T-shaped cylinder; 13. a cylinder; 14. an L-shaped arc block; 2. a circular arc slider; 21. a circular arc top plate; 22. a first arc block; 23. a circular arc bottom plate; 24. a second arc block; 25. an arc block; 3. a horizontal sliding member; 31. a top plate; 32. a connecting member; 33. angle steel; 34. a pin tube; 4. connecting the ear plates; 5. tower crane support legs; 6. a self-tapping bolt.
Detailed Description
As shown in fig. 1-24, an assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions comprises a plurality of sub-steel structure tower crane foundation bearing platforms, wherein each sub-steel structure tower crane foundation bearing platform comprises a foundation connecting piece 1, an arc sliding piece 2, a horizontal sliding piece 3, a connecting lug plate 4 and a tower crane supporting leg 5;
the basic connecting piece 1 comprises an upper cover plate 11, a T-shaped cylinder 12, a cylinder 13 and an L-shaped arc block 14;
the arc sliding part 2 comprises an arc top plate 21, a first arc block 22, an arc bottom plate 23, a second arc block 24 and two L-shaped arc blocks 25;
the horizontal sliding member 3 includes a top plate 31, a connecting member 32, and an angle iron 33;
the connecting ear plate 4 is fixedly connected with the upper cover plate 11 and the arc block 25;
the tower crane support legs 5 are connected with the upper cover plate 11;
the T-shaped column 12 is connected to the middle of the bottom surface of the upper cover plate 11 through bolts, the number of the bolts connected with the T-shaped column is nine, eight of the bolts are arranged in a circular shape, the rest bolt is located in the center of the circular shape, and the bolt is preferably a self-tapping bolt 6.
The upper cover plate 11 forms a plane-shaped working platform on the top surface, so that the subsequent tower crane can be conveniently mounted and dismounted, and the operation of workers is also facilitated.
The L-shaped arc block 14 is bolted at the bottom panel edge of the upper cover plate 11.
The number of the L-shaped arc blocks 14 is four, each L-shaped arc block 14 is connected with the upper cover plate 11 through bolts, the bolts are arranged in an L shape, at least three groups of L-shaped bolts are arranged in a common row, the first group of L-shaped arranged bolts comprise fifteen bolts, each L-shaped edge comprises eight bolts, the number of the L-shaped arranged bolts of the second group and the third group is properly decreased progressively according to the position, and the self-tapping bolts 6 are preferably selected as the bolts.
A circular sliding groove is formed between the L-shaped arc block 14 and the T-shaped column 12, and the arc sliding pieces 2 are installed in the circular sliding groove to provide an arc sliding groove and a limiting device for the sliding of each arc sliding piece 2. The L-shaped arc blocks 14 are designed as four blocks instead of a whole, mainly for mounting the arc slider 2.
The cylinder 13 is bolted on the bottom surface of the T-shaped cylinder 12, the bolt of the cylinder is preferably a self-tapping bolt 6, and the cylinder 13 mainly provides lateral support when the arc sliding piece 2 slides;
the L-shaped arc block 14 is an irregular block, and is a square steel block, and takes an angle as the center of a circle to draw two arcs, the diameters of the two arcs are respectively added by 10mm on the basis of the diameters of an arc top plate 21 and a first arc block 22 in an arc sliding part 2, a triangle-like block in the first arc is cut off, and a half of the thickness of the steel block is cut off in the second arc, so that a step type steel block with an L-shaped side surface and an arc-shaped plane is formed, the flange of the L-shaped arc block 14 provides a vertical support for the arc sliding part 2, and the web provides a lateral support for the arc sliding part.
The T-shaped column body 12 is a cylinder and draws two circular arcs, the diameter difference of the two circular arcs is equal to the diameter difference of the two circular arcs of the L-shaped circular arc block 14, and half of the thickness of a block body in the middle of the two circular arcs is cut off to form a steel block with a T-shaped side surface and two circular steps on the plane; the T-shaped column 12 is installed in an inverted T shape, the flange of the T-shaped column 12 provides vertical support for the circular arc sliding piece 2, and the web plate provides lateral support for the circular arc sliding piece.
The arc top plate 21 is positioned above the arc bottom plate 23, the first arc block 22 is connected between the arc top plate 21 and the arc bottom plate 23, the second arc block 24 and the arc block 25 are both connected to the bottom surface of the arc bottom plate 23 through bolts, a linear sliding groove is formed in the middle of the two arc blocks 25, and the horizontal sliding part 3 slides in the linear sliding groove;
the top plate 31 is positioned above the angle steel 33, a connecting piece 32 is connected between the top plate 31 and the angle steel 33, the angle steel 33 is connected with the lattice pile, and a pin bolt pipe 34 is arranged on the angle steel 33.
The connecting lug plate 4 is a rectangular steel plate with bolt holes on two sides, the connecting lug plate 4 is welded with the upper cover plate 11 and the arc block 25, and the connecting lug plate 4 is mainly used for connecting four blocks of steel structure tower crane foundation bearing platforms into a whole.
The tower crane support legs 5 are square steel tubes, and the square steel tubes are connected with the tower crane through pin bolts.
The tower crane support leg 5 is connected with the upper cover plate 11 through a self-tapping bolt 6.
The upper cover plate 11 is rectangular, a middle self-tapping bolt hole is formed in the middle of the upper cover plate 11, peripheral self-tapping bolt holes are symmetrically formed in the plate edges of the upper cover plate, the T-shaped cylinder 12 is fixedly connected to the middle of the bottom surface of the upper cover plate 11 through mounting a self-tapping bolt in the middle self-tapping bolt hole, and the L-shaped arc block 14 is fixedly connected to the plate edges of the bottom surface of the upper cover plate 11 through mounting a self-tapping bolt in the peripheral self-tapping bolt holes.
The arc top plate 21 is fan-shaped and provided with bolt holes, the arc top plate 21 is preferably a fan-shaped steel plate consisting of concentric double arcs, at least 3 arc-shaped arranged bolt holes are formed in the fan-shaped steel plate, and the arcs formed by the bolt holes are concentric with the two arcs; the arc top plate 21 is mainly used for being connected with other components, and the tension and the pressure are transmitted through the contact of the arc top plate 21 with the upper cover plate 11, the flange of the T-shaped column 12 and the flange of the L-shaped arc block 14 in the base connecting piece 1; the first arc block 22 is also in a fan shape, the first arc block 22 is preferably a strip-shaped arc steel plate consisting of concentric double arcs, the arc of the first arc block 22 is concentric with the arc of the arc top plate 21, and the arc angles of the first arc block and the arc top plate are the same; the upper end of the first arc block 22 is fixedly connected with the arc top plate 21 by installing high-strength bolts on the bolt holes, the lower end of the first arc block 22 is welded with the arc bottom plate 23, the second arc block 24 is in a strip arc shape and is provided with bolt holes, the second arc block 24 is fixedly connected with the arc bottom plate 23 by installing high-strength bolts on the bolt holes, the arc block 25 is provided with bolt holes, and the arc block 25 is fixedly connected with the arc bottom plate 23 by installing high-strength bolts on the bolt holes; the size and the structure of the arc bottom plate 23 are the same as those of the arc top plate 21, three rows of bolt holes are formed in the arc bottom plate, the first row of bolt holes are arranged along the outer arc edge in an arc shape, at least five bolt holes are formed in the first row of bolt holes, and the first arc block 22 and the second arc block 24 are connected through the self-tapping bolts 6 through the rows of bolt holes; the second and third rows of bolt holes are arranged along a straight edge, at least three bolt holes, through which the first arc block 22 is connected with the L-shaped arc block 25 by means of the self-tapping bolts 6. The arc block 25 is a strip steel block body composed of double arcs, and is provided with bolt holes corresponding to the bolt holes arranged on the arcs of the arc bottom plate 23, and the bolt holes are connected through high-strength bolts. The arc blocks 25 mainly limit and laterally support the horizontal sliding member 3. The arc block 25 is formed by cutting a fan-shaped steel block, and is provided with bolt holes, the number of the bolt holes is the same as that of the bolt holes on two straight edges of the first arc block 22, and the bolt holes are corresponding in position. The arc blocks 25 are arranged in pairs, and a linear sliding groove is formed between the two L-shaped arc blocks 25 to provide linear sliding for the horizontal sliding part 3.
The top plate 31 is rectangular and provided with bolt holes, the connecting piece 32 is connected with the top plate 31 through high-strength bolts, the angle steel 33 is welded with the connecting piece 32, the pin bolt pipe 34 is a circular pipe, and the pin bolt pipe 34 is welded with the angle steel 33.
The top plate 31 is a steel plate, the central line parallel to the long side is provided with at least three bolt holes, the top plate 31 is placed in a sliding groove formed by the arc blocks 25, and the flange of the arc blocks 25 is used for supporting and restraining.
The connecting piece 32 is a cuboid steel body, the long side of the connecting piece is the same as the long side of the top plate 31, the short side of the connecting piece is 10mm smaller than the size of a linear sliding chute formed by the arc blocks 25, bolt holes with the same number and positions as the top plate 31 are formed in the connecting piece, the connecting piece is connected with the top plate 31 through self-tapping bolts 6, and an angle steel 33 is welded below the connecting piece. The type of the angle steel 33 is the same as that of an angle steel branch of a common lattice type pile foundation, a pin bolt pipe 34 is arranged on the angle steel, and the size of the pin bolt pipe 34 is the same as that of a joint pin bolt of a common tower crane.
The number of the tower crane foundation bearing platforms with the sub-steel structures is four, the tower crane foundation bearing platforms with the sub-steel structures are symmetrically arranged, and the adjacent tower crane foundation bearing platforms with the sub-steel structures are connected through high-strength bolts.
The sliding angle range of the arc sliding piece 2 to the left or the right is 0-30 degrees, when the arc sliding piece 2 is designed, the four arc sliding pieces 2 respectively cut 15 degrees on the left and the right on the basis of a quarter circle, namely, the two straight lines of the arc sliding pieces 2 intersect to form an angle of 60 degrees, so that the arc sliding pieces can respectively slide 0-30 degrees on the left and the right in a quarter circle.
The linear sliding distance of the horizontal sliding piece 3 in the linear sliding chute is not less than 50mm, and the length of the top plate 31 of the horizontal sliding piece 3 is 50mm less than that of the sliding chute during design, so that the horizontal sliding piece 3 can slide 50mm along the linear sliding.
The construction method comprises the following steps:
step one, a manufacturing procedure of the horizontal sliding part 3: (1) the angle steel 33 is welded with the connecting piece 32, (2) the top plate 31 is placed on the top surface of the connecting piece 32; (3) and connecting the top plate 31 and the connecting piece 32 by using a self-tapping bolt; (4) the angle steel 33 is provided with a hydrant hole 34;
step two, the manufacturing procedure of the arc sliding part 2: (1) the left arc block 25 is connected with the arc bottom plate 23 by a self-tapping bolt; (2) placing the horizontal sliding part 3 and the flange of the arc block 25, and taking temporary fixing measures to prevent the horizontal sliding part from toppling; (3) the right arc block 25 is connected with the arc bottom plate 23 by a self-tapping bolt; (4) the second arc block 24 is connected with the arc bottom plate 23 by a self-tapping bolt; (5) the first arc block 22 is placed on the top surface of the arc bottom plate 23 and is connected with the arc bottom plate by a self-tapping bolt; (6) the arc top plate 21 is placed on the top surface of the first arc block 22 and is attached with a self-tapping bolt.
Step one, an integral assembly procedure:
(1) each single piece is processed and manufactured in a factory, and the manufacturing and the installation of the horizontal sliding piece 3 are completed firstly; then, manufacturing and mounting the arc sliding piece 2 are completed;
(2) then fixing the cylinder 13 on the T-shaped cylinder 12 by using a self-tapping bolt;
(3) the upper cover plate 11 is fixedly connected with the T-shaped column 12 by using a self-tapping bolt;
(4) placing the arc sliding piece 2 on the flange of the T-shaped column 12, and taking temporary fixing measures to prevent the arc sliding piece 2 from turning over;
(5) fixing four L-shaped arc blocks 14 on the cover plate 11 by using self-tapping bolts;
(6) and connecting each finished sub-steel structure bearing platform by using the lug plates 4.
The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions is composed of four completely symmetrical sub-steel structure tower crane foundation bearing platforms, each sub-steel structure tower crane foundation bearing platform can be freely assembled and disassembled and can be repeatedly utilized, compared with the traditional cast-in-place concrete tower crane foundation bearing platform, the construction period is fast, no construction waste exists after the disassembly, and the environment is protected; before the steel plate is transported to the site, all parts are completely independent, and after the steel plate is transported to the site, the steel plate is connected with the high-strength bolt through the refined self-tapping bolt, so that the steel plate has two advantages: the transportation is convenient, and the size of each component is small, so that great convenience is brought to the transportation; secondly, deformation caused in the transportation process is avoided; the angle steel component is in arc sliding, slides 30 degrees left and right, can slide by more than 50mm, and can adjust the angle and position of the angle steel component connected with the lower latticed column so as to adapt to the position deviation of each limb of the latticed column caused by construction and realize the perfect connection of the foundation bearing platform and the latticed column; the size-adjustable tower crane foundation bearing platform has the advantages that the size-adjustable elements can be adopted, the tower crane foundation bearing platform can be used in foundation bearing platforms with different widths, the fixed length and the width of the traditional foundation bearing platform are adopted, the same set of tower crane foundation bearing platform can be installed on foundations with different widths, redesign and manufacturing cost of the tower crane foundation bearing platform is reduced, construction cost and tower crane bearing platform manufacturing time are saved, the working principle is simple, operation is convenient, and the tower crane foundation bearing platform has great practicability.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme consisting of the equivalent replacement of the technical features. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.
Claims (10)
1. The utility model provides a but assembled steel construction tower crane foundation cushion cap of free angle regulation and position which characterized in that: the tower crane foundation bearing platform comprises a plurality of sub-steel structure tower crane foundation bearing platforms, wherein each sub-steel structure tower crane foundation bearing platform comprises a foundation connecting piece (1), an arc sliding piece (2), a horizontal sliding piece (3), a connecting lug plate (4) and a tower crane supporting leg (5);
the basic connecting piece (1) comprises an upper cover plate (11), a T-shaped cylinder (12), a cylinder (13) and an L-shaped arc block (14);
the arc sliding part (2) comprises an arc top plate (21), a first arc block (22), an arc bottom plate (23), a second arc block (24) and two L-shaped arc blocks (25);
the horizontal sliding piece (3) comprises a top plate (31), a connecting piece (32) and angle steel (33);
the connecting lug plate (4) is fixedly connected with the upper cover plate (11) and the arc block (25);
the tower crane support leg (5) is connected with the upper cover plate (11);
the T-shaped cylinder (12) is connected to the middle of the bottom surface of the upper cover plate (11) through a bolt, the L-shaped arc block (14) is connected to the edge of the bottom surface of the upper cover plate (11) through a bolt, a circular sliding groove is formed between the L-shaped arc block (14) and the T-shaped cylinder (12), the arc sliding piece (2) is installed in the circular sliding groove, and the cylinder (13) is connected to the bottom surface of the T-shaped cylinder (12) through a bolt;
the arc top plate (21) is positioned above the arc bottom plate (23), a first arc block (22) is connected between the arc top plate (21) and the arc bottom plate (23), a second arc block (24) and the arc block (25) are both connected to the bottom surface of the arc bottom plate (23) through bolts, a linear sliding groove is formed in the middle of each arc block (25), and the horizontal sliding piece (3) slides in the linear sliding groove;
the top plate (31) is located above the angle steel (33), a connecting piece (32) is connected between the top plate (31) and the angle steel (33), the angle steel (33) is connected with the lattice piles, and the angle steel (33) is provided with a pin bolt pipe (34).
2. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 1, is characterized in that: the connecting lug plate (4) is a rectangular steel plate with bolt holes formed in two sides, and the connecting lug plate (4) is welded with the upper cover plate (11) and the arc block (25).
3. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 1, is characterized in that: the tower crane supporting legs (5) are square steel tubes, and the square steel tubes are connected with the tower crane through pin bolts.
4. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 1, is characterized in that: the tower crane supporting leg (5) is connected with the upper cover plate (11) through a self-tapping bolt (6).
5. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 1, is characterized in that: the upper cover plate (11) is rectangular, a middle self-tapping bolt hole is formed in the middle of the upper cover plate, peripheral self-tapping bolt holes are symmetrically formed in the plate edges of the upper cover plate, the T-shaped cylinder (12) is fixedly connected to the middle of the bottom surface of the upper cover plate (11) through mounting self-tapping bolts in the middle self-tapping bolt holes, and the L-shaped arc block (14) is fixedly connected to the plate edges of the bottom surface of the upper cover plate (11) through mounting self-tapping bolts in the peripheral self-tapping bolt holes.
6. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 1, is characterized in that: arc roof (21) are fan-shaped and be equipped with the bolt hole, first arc piece (22) also are fan-shaped, the upper end of first arc piece (22) through install high strength bolt on the bolt hole and with arc roof (21) looks fixed connection, the lower extreme and arc bottom plate (23) of first arc piece (22) weld mutually, second arc piece (24) are rectangular arc and are equipped with the bolt hole, second arc piece (24) through install high strength bolt on the bolt hole and with arc bottom plate (23) looks fixed connection, be equipped with the bolt hole on arc piece (25), arc piece (25) through install high strength bolt on the bolt hole and with arc bottom plate (23) looks fixed connection.
7. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 1, is characterized in that: the top plate (31) is cuboid and is provided with a bolt hole, the connecting piece (32) is connected with the top plate (31) through a high-strength bolt, the angle steel (33) is welded with the connecting piece (32), the pin bolt tube (34) is a circular tube, and the pin bolt tube (34) is welded with the angle steel (33).
8. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 1, is characterized in that: the number of the sub-steel structure tower crane foundation bearing platforms is four and the symmetrical arrangement is adjacent to the sub-steel structure tower crane foundation bearing platforms which are connected through high-strength bolts.
9. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting the angle and the position according to any one of claims 1 to 8, wherein: the sliding angle range of the arc sliding piece (2) towards the left or the right is 0-30 degrees.
10. The assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angles and positions according to claim 9, is characterized in that: the linear sliding distance of the horizontal sliding piece (3) in the linear sliding groove is not less than 50 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920304919.8U CN209923966U (en) | 2019-03-11 | 2019-03-11 | Assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angle and position |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920304919.8U CN209923966U (en) | 2019-03-11 | 2019-03-11 | Assembly type steel structure tower crane foundation bearing platform capable of freely adjusting angle and position |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT524735A1 (en) * | 2021-02-01 | 2022-08-15 | Kainzmayer Thomas | Mobile foundation for tower cranes and self-erecting cranes |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT524735A1 (en) * | 2021-02-01 | 2022-08-15 | Kainzmayer Thomas | Mobile foundation for tower cranes and self-erecting cranes |
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