Prefabricated foundation structure of gantry crane

Abstract

The utility model provides a gantry crane prefabricated assembly type foundation structure which comprises a track and a prefabricated assembly type foundation, the prefabricated assembly type foundation is formed by connecting and splicing a plurality of sections of prefabricated assembly type unit foundations in series, the prefabricated assembly type unit foundations are of reinforced concrete structures, the prefabricated assembly type foundation is in a strip shape, and the cross section of the prefabricated assembly type foundation is in an inverted-T shape. A prefabricated car stop is embedded in one end of the prefabricated assembly type foundation, a positioning hole matched with the prefabricated car stop in position is formed in the other end of the prefabricated assembly type foundation, a bolt sleeve is embedded in the side face of the bottom of the prefabricated assembly type foundation, and an eyebolt is installed in the bolt sleeve. The prefabricated foundation can be directly installed and used in a storage yard meeting the load requirement and an existing road surface, the prefabricated foundation can be installed and used, excavation, pile foundation construction, field reinforcing steel bar binding and concrete pouring and continuous construction after the strength of the poured concrete reaches the standard like a traditional foundation are not needed, and therefore the waiting time is effectively shortened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to gantry crane technical field, concretely relates to a gantry crane prefabricated foundation structure. BACKGROUND

[0002] The construction of the gantry crane foundation is an important prerequisite for the installation of the gantry crane, and the traditional construction process of the gantry crane foundation is that a construction unit levels the foundation of the gantry crane (sometimes pile foundation construction is needed), compacts the foundation, excavates a groove, installs a formwork, pours a track foundation, installs reinforcing steel bars or other embedded parts to facilitate connection with the track of the gantry crane, and then waits until the track foundation reaches a certain strength before professional gantry crane installation personnel install the gantry crane, but the traditional construction process of the gantry crane foundation has certain deficiencies: first, the foundation needs to be excavated, which requires a large amount of manpower to operate, and the pouring of the track foundation needs to wait until the concrete foundation reaches the corresponding strength before the installation of the gantry crane, which is prone to cause the situation of prolonged construction period or excessive waiting time in some sections, thereby affecting the installation efficiency of the gantry crane, and the on-site poured concrete foundation is used only once and cannot be recycled after the completion of the project construction, which requires the on-site concrete foundation to be dismantled, which is time-consuming and labor-intensive. SUMMARY

[0003] The utility model aims at providing a gantry crane prefabricated foundation structure to solve the problems raised in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a gantry crane prefabricated foundation structure, comprising: a track and a prefabricated foundation, the prefabricated foundation is formed by connecting and splicing multiple prefabricated assembly unit foundations, the prefabricated assembly unit foundation is a reinforced concrete structure, the prefabricated assembly unit foundation is in the shape of a strip and has a convex cross-section, a car stop is embedded at one end of the prefabricated assembly unit foundation, a positioning hole matching the position of the car stop is formed at the other end of the prefabricated assembly unit foundation, a bolt sleeve is embedded at the bottom side of the prefabricated assembly unit foundation, a lifting ring bolt is installed in the bolt sleeve, a basket bolt is installed between the two adjacent lifting ring bolts of the two adjacent prefabricated assembly unit foundations, a connecting steel plate is embedded at the top end of the prefabricated assembly unit foundation, and the track is arranged on the top of the connecting steel plate and is welded with the connecting steel plate.

[0005] As a preferred technical scheme of the utility model, the bottom end of the connecting steel plate is provided with an anchor rod, the anchor rod is embedded in the prefabricated assembly unit foundation, and a hook is arranged at one end of the anchor rod in the prefabricated assembly unit foundation.

[0006] As a preferred technical scheme of the utility model, the lifting ring bolt comprises a stud screwing into a bolt sleeve, one end of the stud is fixedly connected with a hanging ring, and two ends of the basket bolt are respectively connected with two adjacent hanging rings on two adjacent prefabricated assembly unit foundations.

[0007] As a preferred technical scheme of the utility model, not less than 12 reinforcing bars are embedded in the prefabricated assembly unit foundation.

[0008] As a preferred technical scheme of the utility model, a lifting hole is formed in the top side of the prefabricated assembly unit foundation.

[0009] As a preferred technical scheme of the utility model, the concrete grade of the prefabricated assembly unit foundation is C35, the track is a Q345 steel track, and the reinforcing bar is a threaded steel bar.

[0010] Compared with the prior art, the utility model has the beneficial effects that: the foundation structure is prefabricated and installed, can effectively shorten the construction period, and can be directly installed and used on the existing road surface and the stockyard meeting the load requirement, the prefabricated assembly foundation can be installed and used, and it is not necessary to excavate, construct a pile foundation, bind reinforcing bars on site, pour concrete and wait for the strength of the poured concrete to reach the standard before continuing the construction, thereby effectively reducing the waiting time, and the foundation structure can be disassembled and assembled again, and is recycled multiple times. BRIEF DESCRIPTION OF DRAWINGS

[0011] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0012] Figure 1 It is a structural schematic view of the utility model;

[0013] Figure 2 It is a structural schematic view of the prefabricated assembly unit foundation in the utility model;

[0014] Figure 3 It is a structural schematic view of the lifting ring bolt in the utility model;

[0015] Figure 4 It is a structural schematic view of the basket bolt in the utility model;

[0016] Figure 5 It is a sectional structural schematic view of the prefabricated assembly unit foundation in the utility model.

[0017] In the figure: 1, track; 2, prefabricated assembly unit foundation; 3, car stop; 4, positioning hole; 5, bolt sleeve; 6, lifting ring bolt; 61, stud; 62, hanging ring; 7, basket bolt; 8, connecting steel plate; 9, anchor rod; 10, hook; 11, tie bar; 12, hoisting hole. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] Please refer to Figures 1-5 The utility model provides the following technical scheme: a portal crane prefabricated foundation structure, it includes: track 1 and prefabricated foundation, prefabricated foundation is by the series connection of multiple prefabricated assembly unit foundations 2 and is spliced, prefabricated assembly unit foundation 2 is reinforced concrete structure, prefabricated assembly unit foundation 2 is strip-shaped and the cross section is in the shape of a Chinese character, one end of prefabricated assembly unit foundation 2 is embedded with car stop 3, the other end of prefabricated assembly unit foundation 2 is provided with positioning hole 4 matched with the position of car stop 3, the bottom side surface of prefabricated assembly unit foundation 2 is embedded with bolt sleeve 5, lifting ring bolt 6 is installed in bolt sleeve 5, basket bolt 7 is installed between the adjacent two lifting ring bolts 6 on the adjacent two prefabricated assembly unit foundations 2, connecting steel plate 8 is embedded at the top end of prefabricated assembly unit foundation 2, track 1 is arranged at the top of connecting steel plate 8 and is welded with connecting steel plate 8, and the size of car stop 3 is matched with the size of positioning hole 4.

[0020] In the embodiment, the bottom end of connecting steel plate 8 is provided with anchor rod 9, anchor rod 9 is embedded in prefabricated assembly unit foundation 2, and one end of anchor rod 9 in prefabricated assembly unit foundation 2 is provided with hook 10.

[0021] Specifically, the stability of connecting steel plate 8 installed at the top end of prefabricated assembly unit foundation 2 can be improved by the embedded anchor rod 9, and the stability of connecting steel plate 8 in use can be further improved by the embedded hook 10.

[0022] In the embodiment, lifting ring bolt 6 includes stud 61 threadedly installed in bolt sleeve 5, one end of stud 61 is fixedly connected with hanging ring 62, and the two ends of basket bolt 7 are respectively connected with the adjacent two hanging rings 62 on the adjacent two prefabricated assembly unit foundations 2.

[0023] Specifically, by installing the stud 61 in the bolt sleeve 5, then when splicing the two adjacent prefabricated unit foundations 2, the tail prefabricated unit foundation 2 is inserted into the positioning hole 4 of the head prefabricated unit foundation 2, thereby completing the rapid splicing of the two adjacent prefabricated unit foundations 2, and then the adjacent two hanging rings 62 on the two adjacent prefabricated unit foundations 2 are tightened by the flower basket bolt 7, thereby improving the stability between the two adjacent prefabricated unit foundations 2 after splicing, and in this way, the prefabricated unit foundations 2 in series can be disassembled, thereby making the prefabricated foundation reusable.

[0024] In this embodiment, not less than 12 reinforcing bars 11 are embedded in the prefabricated unit foundation 2.

[0025] Specifically, the use strength of the prefabricated unit foundation 2 is effectively improved by the reinforcing bars 11.

[0026] In this embodiment, the hoisting hole 12 is arranged on the top side of the prefabricated unit foundation 2.

[0027] Specifically, the hoisting hole 12 facilitates the hoisting of the prefabricated unit foundation 2 by the workers, thereby facilitating the rapid installation of the prefabricated unit foundation 2.

[0028] The concrete grade of the prefabricated unit foundation 2 is C35, the track 1 is a Q345 steel rail, and the reinforcing bar 11 is a threaded steel bar.

[0029] Working principle: The prefabricated unit foundation 2 is hoisted to the installation position through the hoisting hole 12, and the tail is inserted into the positioning hole 4 in a series connection mode, thereby quickly positioning and installing the two adjacent prefabricated unit foundations 2, then the lifting ring bolt 6 is installed in the bolt sleeve 5, and the adjacent two hanging rings 62 on the two adjacent prefabricated unit foundations 2 are tightened by the flower basket bolt 7, thereby improving the stability of the prefabricated foundation during use after splicing in this way, then the track 1 is installed on the top of the connecting steel plate 8 and fixed with the connecting steel plate 8 by welding, thereby completing the installation of the foundation structure, which is prefabricated and can effectively shorten the construction period, and can be directly installed and used on the construction site. The prefabricated foundation can be directly put into use without waiting for the on-site cast-in-place concrete to reach the standard before continuing construction, thereby effectively reducing the waiting time, and the foundation structure can be disassembled, thereby facilitating subsequent recycling.

[0030] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A gantry crane precast foundation structure, characterized by, The utility model relates to a prefabricated track foundation, including: Track (1) and prefabricated foundation, the prefabricated foundation is connected in series by multiple prefabricated assembly unit foundations (2), the prefabricated assembly unit foundation (2) is reinforced concrete structure, the prefabricated assembly unit foundation (2) is strip-shaped and the cross section is in the shape of a convex letter, one end of the prefabricated assembly unit foundation (2) is embedded with a car stop (3), the other end of the prefabricated assembly unit foundation (2) is provided with the positioning hole (4) matched with the position of car stop (3), the bottom side of the prefabricated assembly unit foundation (2) is embedded with bolt sleeve (5), the bolt sleeve (5) is installed with lifting ring bolt (6), the adjacent two lifting ring bolts (6) between the adjacent two prefabricated assembly unit foundations (2) are installed with flower basket bolt (7), the top end of the prefabricated assembly unit foundation (2) is embedded with connecting steel plate (8), the track (1) is arranged on the top of connecting steel plate (8) and is welded with connecting steel plate (8).

2. A gantry crane precast foundation structure according to claim 1, wherein: The bottom end of connecting steel plate (8) is installed with anchor rod (9), the anchor rod (9) is embedded in the prefabricated assembly unit foundation (2), and the end of the anchor rod (9) in the prefabricated assembly unit foundation (2) is provided with a hook (10).

3. The gantry crane precast foundation structure of claim 1, wherein: The lifting ring bolt (6) includes a stud (61) screwed into the bolt sleeve (5), one end of the stud (61) is fixedly connected with a hanging ring (62), and the two ends of the flower basket bolt (7) are respectively connected with the adjacent two hanging rings (62) on the adjacent two prefabricated assembly unit foundations (2).

4. The gantry crane precast foundation structure of claim 1, wherein: The prefabricated assembly unit foundation (2) is embedded with not less than 12 reinforcing bars (11).

5. The gantry crane precast foundation structure according to claim 1, wherein: The top side of the prefabricated assembly unit foundation (2) is provided with a lifting hole (12).

6. A gantry crane precast foundation structure according to claim 4, wherein: The concrete grade of the prefabricated assembly unit foundation (2) is C35, the track (1) is Q345 steel rail, and the reinforcing bar (11) is a threaded steel bar.

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