Cross rod and steel springboard connecting device

Abstract

The utility model discloses a cross rod and steel springboard connecting device, and relates to the technical field of building machine steel structures. The device comprises a vertical rod, a transverse rod and a steel springboard, the contact positions of the steel springboards and the cross rods are detachably connected through connecting structures; the connecting structure comprises a rectangular sleeve plate arranged on the steel springboard in a sleeving mode, an angle steel connecting piece arranged at the bottom of the rectangular sleeve plate and attached to and fixedly connected with the side wall of the upper corner of the transverse rod, and puller bolts installed in threaded holes in the two sides of the rectangular sleeve plate and provided with puller nuts. According to the technical scheme, fixed connection is carried out through the connecting bolts, the puller bolts which are used for extruding and limiting the outer side wall of the steel springboard and provided with the puller nuts are installed on the two sides of the rectangular sleeve plate, the steel springboard can be prevented from sliding, safety and stability are good, detachable fixing and installation are carried out through the bolts, the structure is simple, and cost is low. And the mounting and dismounting efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the field of steel structures of building construction machines, in particular to a connecting device for a crossbar and a steel springboard. Background Art

[0002] The building construction machine is a device that uses a jacking mechanism to drive a large operating machine and a bracket to rise, and carries automated equipment on the large operating machine and the bracket, thereby achieving rapid construction.

[0003] During the construction of a building construction machine, a springboard is required to facilitate the construction workers to pass through the inner and outer frames of the building construction machine. The existing springboards are mainly placed directly through scaffolding or locked by wire, bolts, etc., which have poor safety and stability, and low installation and disassembly efficiency. Therefore, the technical solution proposes a crossbar and steel springboard connection device that is convenient for construction workers to pass, has a simple structure, is safe and has good stability. Utility Model Content

[0004] The utility model provides a device for connecting a cross bar and a steel springboard, which includes a connecting structure for detachably connecting a steel springboard placed between a vertical pole and the cross bar, the connecting structure includes an angle steel connecting piece with a positioning connecting hole at the bottom, which is fixedly connected by connecting bolts, and tightening bolts with tightening nuts for squeezing and limiting the outer wall of the steel springboard are installed on both sides of the rectangular sleeve, which can prevent the steel springboard from sliding, and has good safety and stability. Bolts are used for detachable fixing and installation, and the structure is simple and the installation and disassembly efficiency is high. In summary, the problems in the background technology are solved.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses a device for connecting a crossbar and a steel springboard, comprising a vertical pole hanging downwardly and installed below a steel platform, a crossbar horizontally connected between two vertical poles, and a steel springboard placed between the two crossbars;

[0007] The position where the steel springboard contacts the cross bar is detachably connected via a connecting structure; the connecting structure includes a rectangular sleeve on which the steel springboard is sleeved, an angle steel connector arranged at the bottom of the rectangular sleeve and abutting and fixedly connected to the upper corner side wall of the cross bar, and tightening bolts with tightening nuts installed in threaded holes on both sides of the rectangular sleeve.

[0008] Furthermore, the surface of the angle steel connector is provided with positioning connection holes corresponding to the positioning threaded holes equidistantly provided on the surface of the crossbar, and the positioning connection holes are fixedly connected to the positioning threaded holes by connecting bolts.

[0009] Furthermore, the tightening bolt passes through the rear end of the threaded hole to squeeze the side wall of the steel springboard to achieve positioning.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] The technical solution includes a connection structure for detachably connecting a steel springboard placed between a vertical pole and a horizontal pole, the connection structure includes an angle steel connector with a positioning connection hole at the bottom, which is fixedly connected by connecting bolts, and tightening bolts with tightening nuts for squeezing and limiting the outer wall of the steel springboard are installed on both sides of the rectangular sleeve, which can prevent the steel springboard from sliding, and has good safety and stability. Bolts are used for detachable fixing and installation, and the structure is simple and the installation and disassembly efficiency is high.

[0012] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0014] Figure 1 This is a structural diagram of the installation position of a crossbar and steel springboard connection device and a building construction machine according to a specific embodiment of the utility model;

[0015] Figure 2 for Figure 1 Schematic diagram of the structure of the middle crossbar and the steel springboard connecting device installed between the vertical pole and the crossbar;

[0016] Figure 3 for Figure 2 A schematic diagram of the local position of the specific installation position of the middle rectangular sleeve;

[0017] Figure 4 for Figure 2 Structural schematic diagram of the connection structure;

[0018] Figure 5 for Figure 4 The main view of the structure;

[0019] Figure 6 for Figure 4 A side view of the structure;

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1-steel springboard, 2-vertical pole, 3-cross bar, 31-positioning threaded hole, 4-rectangular sleeve, 41-angle steel connector, 42-connecting bolt, 43-tightening bolt, 44-tightening nut, 45-positioning connecting hole, 5-frame, 6-steel platform, 7-negative first floor platform. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present invention, it should be understood that the terms "corner", "side wall", "two sides" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0024] like Figure 1 As shown, an application of a building construction machine usage scenario is shown, including a steel platform 6 supported by two sets of frames 5, and a negative first floor platform 7 is provided at the lower part of the frames 5;

[0025] See also Figure 1-6 As shown, a crossbar and steel springboard connection device of the utility model comprises a vertical pole 2 hanging downwardly and installed below a steel platform 6, a crossbar 3 horizontally connected between the two vertical poles 2, and a steel springboard 1 placed between the two crossbars 3; positioning threaded holes 31 are evenly spaced on the sides of the vertical poles 2 and the crossbar 3; the vertical poles 2 and the crossbar 3 are fixedly connected by bolts;

[0026] The position where the steel springboard 1 contacts the crossbar 3 is detachably connected via a connecting structure; the connecting structure comprises a rectangular sleeve 4 on which the steel springboard 1 is sleeved, an angle steel connector 41 arranged at the bottom of the rectangular sleeve 4 and affixed and fixedly connected to the upper corner side wall of the crossbar 3, and a tightening bolt 43 with a tightening nut 44 installed in the threaded holes on both sides of the rectangular sleeve 4; the structure of the rectangular sleeve 4 is shown in 4, and its height and width are both greater than the steel springboard 1, so that the steel springboard 1 can pass through.

[0027] The surface of the angle steel connector 41 is provided with positioning connection holes 45 corresponding to the positioning threaded holes 31 which are evenly spaced on the surface of the crossbar 3. The positioning connection holes 45 are fixedly connected to the positioning threaded holes 31 by connecting bolts 42. The tightening nut 44 can be rotated to tighten the tightening bolt 43. The tightening bolt 43 passes through the rear end of the threaded hole to squeeze the side wall of the steel springboard 1 to achieve position limiting.

[0028] In this specific embodiment, the tightening nut 44 and the connecting bolt 42 are both M16 bolts.

[0029] The connection structure of the technical solution includes an angle steel connector with a positioning connection hole at the bottom, which is fixedly connected by connecting bolts. Tightening bolts with tightening nuts are installed on both sides of the rectangular sleeve to squeeze and limit the outer wall of the steel springboard, which can prevent the steel springboard from sliding, has good safety and stability, and is detachably fixed and installed by bolts, has a simple structure, and has high installation and disassembly efficiency.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A device for connecting a crossbar and a steel springboard, comprising a vertical pole (2) hanging downwardly and installed below a steel platform (6), a crossbar (3) horizontally connected between the two vertical poles (2), and a steel springboard (1) placed between the two crossbars (3), characterized in that: The position where the steel springboard (1) contacts the crossbar (3) is detachably connected via a connecting structure; the connecting structure comprises a rectangular sleeve (4) sleeved with the steel springboard (1), an angle steel connector (41) arranged at the bottom of the rectangular sleeve (4) and abutting against and fixedly connected to the upper corner side wall of the crossbar (3), and a tightening bolt (43) with a tightening nut (44) installed in threaded holes on both sides of the rectangular sleeve (4).

2. A crossbar and steel springboard connection device according to claim 1, characterized in that: The surface of the angle steel connecting piece (41) is provided with positioning connection holes (45) corresponding to the positioning threaded holes (31) formed at equal intervals on the surface of the crossbar (3), and the positioning connection holes (45) are fixedly connected to the positioning threaded holes (31) via connecting bolts (42).

3. A crossbar and steel springboard connection device according to claim 1, characterized in that: The tightening bolt (43) passes through the rear end of the threaded hole to squeeze the side wall of the steel springboard (1) to achieve position limiting.

Images