CN221346496U - Floor type steel tower for building machine - Google Patents

Abstract

The utility model discloses a floor type steel tower for constructing a building machine, which comprises a pre-buried tower foundation and a tower body fixedly connected to the tower foundation; the tower body is provided with an inner space, and the inner wall of the tower body is fixedly connected with two parallel and opposite I-shaped steel rails which extend vertically; the tower body is provided with two groups of bearing beams which are distributed at equal intervals along the height direction of the tower body, and the two bearing beams in each group of bearing beams are equal in height and are arranged in parallel. The utility model has the beneficial effects that the embedded tower foundation is utilized to form a floor type double-triangle tower structure, so that the stability of the steel tower is ensured; so that, when in use, the climbing rail and the bearing cross beam for the lifting drive unit are arranged inside the steel tower. When the method is used for constructing the construction platform system, the section size of the steel tower can be increased according to the requirement of stability, the adverse effect that other components are increased is not needed to be considered, the weight of the construction platform system can be effectively reduced, the material consumption and the lifting driving energy consumption are reduced, and the construction cost is reduced.

Description

Floor type steel tower for building machine

Technical Field

The utility model relates to a construction technology, in particular to a floor type steel tower for constructing a building machine.

Background

The floor steel tower refers to a steel tower supported on the ground, such as an electric power transmission iron tower, a steel tower for a tower crane and the like. In the construction of conventional buildings or reinforced concrete structures, building materials, machinery and equipment are usually hoisted by means of a tower crane, a personnel operating platform is provided by a scaffold, and the personnel are transported up and down or sporadic substances by construction elevators or baskets. With the continuous development of construction technology, construction technology for constructing high-rise buildings based on building machines has been increasingly widely used. The building machine mainly comprises a building platform, a template system, a hanging frame system and the like, wherein the template system and the hanging frame system are hung below the platform and lift along with the platform, and the building platform is lifted by a plurality of jacking systems to form climbing layer by layer. Most of existing building machines climb depending on wall-attached supports on poured walls, the mode leads to bearing of a building structure, structural strength is affected under the condition that concrete is not fully cured, climbing is conducted under the condition that bearing strength requirements are met, and construction progress is affected.

In order to avoid structural bearing and quicken construction progress, a worker in the field adopts a floor tower mode to realize lifting of the working platform. For example, chinese patent publication No. CN115949218A, publication No. 2023, no. 04, no. 11, the invention creates the name of an extended multifunctional integrated construction aerial building platform and a construction method thereof. The aerial building platform comprises an outer frame serving as a bearing platform, wherein the outer frame is supported on a bottom support consisting of three layers of a ground bottom, a ground layer and the ground through six column feet similar to a tower crane steel tower, and lifting of the platform is realized based on lifting of a tower body. The column foot adopts a floor type steel tower structure of the tower crane, and the height of the tower frame is adjusted by the up-and-down movement of the actuating element, so that the lifting joint with the horizontal moving platform is specially arranged for increasing and decreasing standard tower joints. The lifting joint is sleeved on the periphery of the standard joint to form an unstable structure with a light head and a light foot, and potential hazards of tilting the steel tower exist. If the section of the steel tower is increased, the lifting joints are correspondingly increased, and when the steel tower is used for constructing a building machine, more materials are inevitably wasted by a plurality of lifting joints. Accordingly, continued improvement is desired.

Disclosure of Invention

The utility model aims at overcoming the defect of high material consumption of a steel tower structure in the existing building machine, and provides a floor type steel tower for building the building machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme.

A floor type steel tower for constructing a building machine comprises a pre-buried tower foundation and a tower body fixedly connected to the tower foundation; the tower body is provided with an inner space, and two parallel and opposite I-shaped steel rails which extend vertically are fixedly connected to the inner wall of the tower body; the tower body is provided with two groups of bearing beams, the bearing beams Liang Yanda are distributed at equal intervals in the height direction, and the two bearing beams in each group of bearing beams are arranged at equal heights and in parallel.

According to the utility model, the embedded tower foundation is utilized to form the floor type tower structure, and the climbing rail and the bearing cross beam for the lifting driving unit are arranged in the steel tower. When the lifting driving unit is used for constructing a building platform system, the supporting legs which transversely stretch on the lifting driving unit inside the steel tower are used for supporting or hanging on the bearing cross beam, lifting is realized by means of the lifting oil cylinder of the lifting driving unit, and then the lifting purpose of the building machine construction platform is achieved, so that the lifting joint sleeved outside the tower section is not required to be arranged, the section size of the steel tower can be increased according to the requirement of stability, the adverse effect that other components are increased is not required to be considered, the weight of the building platform system can be effectively reduced, the material consumption and the lifting driving consumption are reduced, and the building construction cost is reduced. The building platform reserves holes at the steel tower, and the tower sections are hoisted by using hoisting equipment on the platform, so that the number of the tower sections is increased or decreased, and the height of the steel tower is correspondingly changed.

Preferably, the tower body is formed by combining two isosceles or equilateral triangular towers, two triangle bottom edges of the two isosceles or equilateral triangular towers are arranged in parallel and opposite directions, and the I-shaped steel rail is arranged on the bottom edge of the triangle; the load beams on the same height on the two triangular towers form a group, and the load beams are arranged on the bottom side of the triangle. The structural stability of the floor type steel tower is improved by utilizing the characteristic of stable triangular structure. The two triangular towers form a stable symmetrical layout structure, so that stable lifting based on a building platform is facilitated, and the potential instability hazards of the steel towers are eliminated.

Further preferably, each triangular tower comprises three upright posts and a plurality of triangular reinforcing frames distributed along the height direction, the three upright posts are distributed on three vertexes of the triangle, and the upper ends and the lower ends of the three upright posts are provided with connecting foot plates; the three cross beams of the triangular reinforcing frame are welded on two adjacent upright posts perpendicular to the upright posts. The reinforcing frames with the closed structures are used for enhancing the structural stability of the triangular tower, contact surfaces between tower sections are increased by utilizing the connecting foot plates at two ends, connection firmness between the tower sections is ensured, and the overall stability and firmness of the triangular tower are enhanced.

Still more preferably, the upright is made of square steel tube; the bearing beam is made of rectangular steel pipes, the length of the rectangular section of each rectangular steel pipe is equal to the side length of the section of each square steel pipe, and the corresponding reinforcing frame is formed by the bearing beam and the other two cross beams. The weight and the material consumption of the pipe are reduced, the welding seam length is increased by utilizing the characteristic of large contact surface of the square pipe or the rectangular pipe, and the welding firmness is improved; the corresponding side surface of the long side of the rectangular tube section is used as the bearing surface of the bearing beam, so that the bearing area and the bearing stability can be ensured.

Still further preferably, the cross beam is made of small square steel pipes, and the cross section size of the small square steel pipes is smaller than that of the square steel pipes of the upright posts. On the premise of meeting the structural strength, the small square tube is utilized to reduce the material consumption, the manufacturing cost and the construction cost.

Still more preferably, the triangular tower is provided with reinforcing diagonal braces on three edges, the reinforcing diagonal braces are positioned between adjacent reinforcing frames, and the lower ends of the reinforcing diagonal braces are welded on corresponding upright posts. The structural stability is further enhanced by the diagonal bracing.

Still further preferably, two diagonal braces are arranged between adjacent reinforcement frames positioned on the edge surfaces of the triangular bottom edges of the triangular tower, the upper ends of the two diagonal braces are welded on the bottom surfaces of the corresponding cross beams or the bearing beams, and the lower ends of the two diagonal braces are respectively welded on the corresponding upright posts of the two end points of the triangular bottom edges and form a herringbone or a splayed shape; two reinforcing diagonal braces welded with the bearing beam are made of rectangular steel pipes with the same specification as the bearing beam; the lower ends of the diagonal braces on the triangular two-waist edge surfaces of the triangular tower are welded on the upright posts at the vertex of the triangle, and the upper ends of the diagonal braces are welded on the upright posts at the corresponding end points of the bottom edge of the triangle and form a Z shape with the adjacent upper and lower cross beams. The diagonal braces at the bottom edges of the triangles in the single tower frame form a herringbone or a splayed shape, the diagonal braces on the two waists of the triangles opposite to the two tower frames form the splayed shape together, and the local and whole load bearing capacity of the steel tower is enhanced by utilizing the stable supporting structure of the herringbone or the splayed shape, so that the stability of the whole structure is ensured.

Further preferably, the triangular tower is composed of a plurality of tower sections, including a foundation tower section and a plurality of standard tower sections, wherein the foundation tower section is fixedly connected to the embedded tower foundation, and the plurality of standard tower sections sequentially extend upwards based on the foundation tower section; the bearing beam is arranged through the standard tower section; and each standard tower section is provided with two groups of bearing beams, and the distribution distance of the bearing beams is equal to one half of the height of the standard tower section. Under the condition that the embedded tower foundation and the foundation tower section are unchanged, the triangular tower is gradually lifted up according to the increase of the standard tower section so as to meet the position requirement of gradually lifted construction height of a building or a structure, the standard tower section is provided with a necessary structure for climbing of a lifting unit, the foundation tower section is required to be provided with a high-strength and high-stability structure, and a reinforcing frame and the wall thickness of a material pipe can be properly increased. The distribution distance of the bearing beams is equal to half of the height of the standard tower section, so that one standard section can meet the requirements of two climbing steps, and compared with the climbing step corresponding to one single standard section, the number of the standard sections can be reduced, thereby reducing the lifting and mounting frequency of the standard sections and improving the construction efficiency.

Still further preferably, the two upright posts of the base tower section and the standard tower section on two vertexes of the bottom side of the triangle are respectively provided with a connecting lug, and the connecting lugs are close to the connecting foot plate and are used for connecting the two corresponding tower sections together through a third component; in any tower section, at least two connecting foot plates at the top ends of the upright posts are also provided with wall-attached stay bar connecting support lugs. Two tower sections at the same height are fixedly connected together by using a connecting lug and a third component, so that the structural stability of the double-triangle steel tower is improved; the triangular tower is connected with the wall of a building or a structure by the wall-attached stay bars, so that the wind resistance can be effectively improved, the potential tilting hazards are eliminated, the stability of the steel tower is further enhanced, the wall-attached stay bars are generally arranged horizontally, the vertical load of a construction platform is not transmitted to the wall, and the structural stability of the wall is not affected. The third component can be a horizontal tie rod at two ends corresponding to the bottom edges of the two triangles, so that the inner space of the steel tower can be not occupied, and the operation of the lifting unit is not influenced. When the wall-attached stay bars are arranged, the height of the operation space of the formwork and the construction hanging frame hung on the construction platform is not influenced, and the space generally occupies the height of two tower sections, namely, the space is arranged between the lower tower section of the two tower sections below the total height of the steel tower and the wall body.

Still further preferably, the third member is a Z-shaped connecting member, and two ends of the Z-shaped two parallel rods of the Z-shaped connecting member can form detachable fixed connection with the connecting lugs. Z forms the connecting elements and does benefit to the formation of more stable connection between the triangle tower sections, improves the structural stability of double triangle steel towers. The height position of the lifting unit should be reserved when the lifting unit is arranged.

The utility model has the beneficial effects that the embedded tower foundation is utilized to form a floor type double-triangle tower structure, so that the stability of the steel tower is ensured; a climbing rail and a bearing cross beam for a lifting driving unit are arranged in a steel tower. When the lifting driving unit is used for constructing a building platform system, the supporting legs which transversely stretch on the lifting driving unit inside the steel tower are used for supporting or hanging on the bearing cross beam, lifting is realized by means of the lifting oil cylinder of the lifting driving unit, and then the lifting purpose of the building machine construction platform is achieved, so that the lifting joint sleeved outside the tower section is not required to be arranged, the section size of the steel tower can be increased according to the requirement of stability, the adverse effect that other components are increased is not required to be considered, the weight of the building platform system can be effectively reduced, the material consumption and the lifting driving consumption are reduced, and the building construction cost is reduced.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic illustration of a standard tower section without i-rails according to the present utility model.

Fig. 3 is a top view of fig. 2 of the present utility model.

Fig. 4 is a bottom view of fig. 3 of the present utility model.

Fig. 5 is a schematic view of the structure of the present utility model in which two tower sections are connected by Z-shaped connecting members and welded with i-shaped rails.

Fig. 6 is a top view of fig. 5 of the present utility model.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, which are not intended to limit the scope of the utility model to the embodiments.

Referring to fig. 1, 2, 3 and 4, a floor-type steel tower for constructing a building machine comprises a pre-buried tower foundation 1 and a tower body fixedly connected to the tower foundation 1; the tower body is provided with an inner space, and two parallel and opposite I-shaped steel rails 2 which extend vertically are fixedly connected to the inner wall of the tower body; the tower body is provided with two groups of bearing beams, the bearing beams Liang Yanda are distributed at equal intervals in the height direction, and the two bearing beams 11 in each group of bearing beams are arranged at equal heights and in parallel.

The tower body is formed by combining two isosceles or equilateral triangular towers to form a double triangular tower structure, two triangular bottom edges of the two isosceles or equilateral triangular towers are arranged in parallel and opposite directions, and the I-shaped steel rail 2 is arranged on the bottom edge of the triangle and is positioned at the midpoint of the bottom edge; the load beams 11 at the same height on the two triangular towers form a group, the load beams 11 being arranged on the bottom side of the triangle. Each triangular tower comprises three upright posts 12 and a plurality of triangular reinforcing frames 13 distributed along the height direction, the three upright posts 12 are distributed on three vertexes of a triangle, and the upper and lower ends of the three upright posts 12 are provided with connecting foot plates 15; the three cross beams of the triangular reinforcing frame 13 are welded to two adjacent upright posts 12 perpendicularly to the upright posts 12.

The upright post 12 is made of square steel pipes; the load beam 11 is made of rectangular steel pipes, the length of the rectangular section of the rectangular steel pipes is equal to the side length of the section of the square steel pipes, and the load beam 11 and the other two cross beams together form a corresponding reinforcing frame 13. The cross beam is made of small square steel pipes, and the cross section size of the small square steel pipes is smaller than that of the square steel pipes of the upright posts 12. The three edges of the triangular tower are respectively provided with a reinforcing diagonal brace 14, the reinforcing diagonal braces 14 are positioned between the adjacent reinforcing frames 13, and the lower ends of the reinforcing diagonal braces 14 are welded on the corresponding upright posts. The two reinforcing diagonal braces 14 are arranged between the adjacent reinforcing frames 13 on the edge surface of the triangular bottom edge of the triangular tower, the upper ends of the two reinforcing diagonal braces 14 are welded on the bottom surface of the corresponding cross beam or bearing beam 11, and the lower ends of the two reinforcing diagonal braces 14 are respectively welded on the corresponding upright posts 12 at the two end points of the bottom edge and form a herringbone or splayed shape; the reinforcing diagonal brace 14 welded with the bearing beam 11 is made of rectangular steel pipes with the same specification as the bearing beam 11; the lower ends of the reinforcing diagonal braces 14 positioned on the triangular two-waist edge surfaces of the triangular tower are welded on the upright posts at the triangular vertex, the upper ends of the reinforcing diagonal braces 14 are welded on the upright posts 12 at the corresponding end points of the triangular bottom edges, and the reinforcing diagonal braces and the adjacent upper and lower cross beams form a Z shape, wherein the upper ends of the reinforcing diagonal braces 14 are welded on the upright posts 12 at the corresponding end points of the triangular bottom edges.

The triangular tower comprises a plurality of tower sections, wherein the triangular tower comprises a foundation tower section 3 and a plurality of standard tower sections 4, the foundation tower section 3 is fixedly connected to the embedded tower foundation 1, and the plurality of standard tower sections 4 sequentially extend upwards based on the foundation tower section 3. 5 reinforcing frames are arranged on each foundation tower section 3 and each standard tower section 4, and the bearing beams 11 are arranged through the standard tower sections 4; two groups of bearing beams 11 are arranged on each standard tower section 4; the load beam 11 is distributed over a distance equal to half the height H of the standard tower section 4.

The two upright posts 12 of the base tower section 3 and the standard tower section 4 which are positioned on the two vertexes of the bottom side of the triangle are respectively provided with a connecting lug 16, and the connecting lugs 16 are close to the connecting foot plate 15 and are used for connecting the two corresponding tower sections together through a third component; in any tower section, the connecting foot plates 15 at the top ends of at least two upright posts 12 are also provided with wall-attached stay bar connecting lugs 15a. When the steel tower is used for constructing a building platform, under the condition that a sufficient space for running the template and the hanging frame is reserved above, the steel tower corresponding tower section positioned below the running space connects the wall-attached support lugs 15a with the wall-attached support on the wall body through the wall-attached support rods (the connecting structure is not shown in the drawing).

The third member is a Z-shaped connecting member 17, and connecting plates which can be detachably and fixedly connected with the connecting lugs 16 are arranged at two ends of two parallel rods of the Z shape of the Z-shaped connecting member 17. Fig. 5 and 6 show the state that two triangular tower sections at the same height are connected together through a connecting member 17 formed by Z, and show the positional relationship between the I-shaped steel rail 2 and the corresponding tower section, wherein the I-shaped steel rail 2 can be welded on the tower section in the tower section manufacturing process, and can also be welded after the two triangular tower sections are fixed on site, and the length and the height of the two triangular tower sections are set according to requirements.

Fig. 2, 3 and 4 show the structure of a standard tower section 4, the foundation tower section 3 is made of the same specification material as the corresponding structural members on the standard tower section 4 except that the bearing beams 11 and the I-shaped steel rails 2 are not arranged, but the height is slightly smaller than the height of the standard tower section 4, so that the structural strength of the standard tower section is better, and the connecting foot plate 15 at the lower end of the foundation tower section 3 adopts a disc-shaped flange structure so as to arrange more connecting bolts, thereby being capable of forming firm connection with the embedded tower foundation 1. A plurality of reinforcing rib plates 12a are welded between the disc-shaped flange and the side wall of the corresponding upright post 12.

As shown in fig. 1, the two foundation tower sections 3 are connected together by the Z-shaped connecting members 17 and also welded and fixed together by the horizontal rods 31, and the horizontal rods 31 have the same height as the corresponding reinforcing frames. In the condition of reserving the operation space of the lifting unit, two triangular standard tower sections 4 with the same height below the operation space are connected together through a Z-shaped connecting member 17.

As shown in fig. 1, the embedded tower foundation 1 comprises embedded piles 1a corresponding to the columns 12 of the tower one by one, a bottom plate 1b is welded at the lower end of each embedded pile 1a, a plurality of embedded bolts 1c are arranged on the bottom plate 1b, a plurality of screw-shaped convex columns 1d are distributed on the periphery of each embedded pile 1a, an embedded cross beam 1e is welded between adjacent embedded piles 1a, a disc-shaped flange 1f is welded at the exposed top end of each embedded pile 1a, a reinforcing rib plate 1g is welded between each disc-shaped flange 1f and the side wall of each embedded pile 1a, a plurality of bolt connection through holes are formed in each disc-shaped flange 1f, and the corresponding columns of the embedded tower foundation 1 and the foundation tower section 3 are fixedly connected through bolt fasteners.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. A floor type steel tower for constructing a building machine comprises a pre-buried tower foundation (1) and a tower body fixedly connected to the tower foundation (1); the tower body is characterized by comprising an inner space, wherein two parallel and opposite I-shaped steel rails (2) which extend vertically are fixedly connected to the inner wall of the tower body; the tower body is provided with two groups of bearing beams, the bearing beams Liang Yanda are distributed at equal intervals in the height direction, and the two bearing beams in each group of bearing beams are arranged at equal heights and in parallel.

2. Floor-standing steel tower for building a building machine according to claim 1, characterized in that the tower body is formed by combining two isosceles or equilateral triangular towers, the two triangle bases of which are arranged in parallel opposite directions, the i-shaped rail (2) being provided on the base side of the triangle; the load beams on the same height on the two triangular towers form a group, and the load beams are arranged on the bottom side of the triangle.

3. The floor type steel tower for building a building machine according to claim 2, wherein each triangular tower comprises three upright posts and a plurality of triangular reinforcing frames distributed along the height direction, the three upright posts are distributed on three vertexes of a triangle, and the upper end and the lower end of each upright post are provided with connecting foot plates; the three cross beams of the triangular reinforcing frame are welded on two adjacent upright posts perpendicular to the upright posts.

4. A floor-standing steel tower for constructing a building machine according to claim 3, wherein the upright is made of square steel tube; the bearing beam is made of rectangular steel pipes, the length of the rectangular section of each rectangular steel pipe is equal to the side length of the section of each square steel pipe, and the corresponding reinforcing frame is formed by the bearing beam and the other two cross beams.

5. The floor stand for constructing a building machine of claim 4, wherein the cross beam is made of small square steel tubing having a cross-sectional dimension that is smaller than the square steel tubing dimension of the upright.

6. The floor type steel tower for building a building machine according to claim 4, wherein the three edges of the triangular tower are provided with reinforcing diagonal braces, the reinforcing diagonal braces are positioned between adjacent reinforcing frames, and the lower ends of the reinforcing diagonal braces are welded on corresponding upright posts.

7. The floor type steel tower for building a building machine according to claim 6, wherein two diagonal braces are arranged between adjacent reinforcing frames on the edge surface of the triangular bottom edge of the triangular tower, the upper ends of the two diagonal braces are welded on the bottom surface of a corresponding cross beam or a bearing beam, and the lower ends of the two diagonal braces are respectively welded on corresponding upright posts at two end points of the triangular bottom edge and form a herringbone or a splayed shape; two reinforcing diagonal braces welded with the bearing beam are made of rectangular steel pipes with the same specification as the bearing beam; the lower ends of the diagonal braces on the prism faces of the triangular tower frames positioned at the two waists of the triangle are welded on the upright posts at the vertex of the triangle, and the upper ends of the diagonal braces are welded on the upright posts at the corresponding end points of the bottom edges of the triangle and form a Z shape with the adjacent upper and lower cross beams.

8. The floor type steel tower for constructing a building machine according to any one of claims 3 to 7, wherein the triangular tower is composed of a plurality of tower sections, and comprises a foundation tower section (3) and a plurality of standard tower sections (4), wherein the foundation tower section (3) is fixedly connected to the pre-buried tower foundation (1), and the plurality of standard tower sections (4) sequentially extend upwards based on the foundation tower section (3); the bearing beam is arranged through the standard tower section (4); two groups of bearing beams are arranged on each standard tower section (4), and the distribution distance of the bearing beams is equal to one half of the height of the standard tower sections (4).

9. Floor-standing steel tower for building a building machine according to claim 8, characterized in that said foundation tower section (3) and standard tower section (4) are provided with connecting lugs on both of said uprights at the two vertices of the base of the triangle, which connecting lugs are adjacent to said connecting foot plate and are used for connecting together two corresponding tower sections by means of a third member; in any tower section, at least two connecting foot plates at the top ends of the upright posts are also provided with wall-attached stay bar connecting support lugs.

10. The floor type steel tower for building construction machine according to claim 9, wherein the third member is a Z-shaped connecting member, and two ends of the Z-shaped two parallel rods of the Z-shaped connecting member can form detachable fixed connection with the connecting lugs.