CN217782530U - Stable-state unit roof truss structure loaded by sliding jig frame - Google Patents

Abstract

The utility model discloses a steady-state unit roof truss structure loaded by a sliding jig frame, which comprises a plurality of roof truss beams arranged in parallel and purlines laid on the roof truss beams; the roof truss girder and the purlines are fixedly connected through bolts, the roof truss girder and the purlines are integrally formed into a grid structure, the diagonal direction of the grid structure is provided with adjustable tie bars, and the middle of the grid structure is provided with a quadrilateral structure formed by connecting a plurality of adjustable tie bars end to end in an enclosed mode. The utility model discloses a steady state unit roof truss structure of slippage bed-jig load, roof truss roof beam and purlin pass through bolt fixed connection and do not weld and form rigid structure, have certain adjustment margin, can make things convenient for the installation of later stage unit roof truss, improve high strength bolt perforation rate; the adjustable tie bars are adopted to strain the whole structure in the diagonal direction, and meanwhile, the stability of the whole structure can be further enhanced by a quadrilateral structure formed by connecting a plurality of adjustable tie bars end to end in the structure, so that the whole structure is ensured to be in a stable state in the sliding process of the jig frame.

Description

Stable-state unit roof truss structure loaded by sliding jig frame

Technical Field

The utility model relates to a technical field is built to the steel construction, relates to a steady state unit roof truss structure of bed-jig load slides.

Background

Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and rust removing and preventing processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because of its light dead weight and simple construction, it can be widely used in large-scale factory buildings, venues, super high-rise buildings and other fields. In order to meet the requirements of building design, a large number of steel structural members are adopted, and higher requirements are provided for steel structure installation. Due to the limitation of the installation height of the steel structure, the limitation of the construction site and the limitation of the hoisting weight of the crane, the slippage or the lifting and other construction schemes can be considered at the moment. Because the whole weight of roof truss structure is great, be difficult to directly slide to the roof truss, consequently, utilize the bed-jig that slides to carry on the roof truss unit and slide, can satisfy the support requirement to the roof truss unit, and the roof truss unit inevitably can receive the influence of bed-jig that slides in the bed-jig operation process that slides, consequently, need guarantee the wholeness of roof truss unit at the bed-jig operation in-process structure that slides, prevent the instability of roof truss unit, ensure the relative position of roof girder both ends node, the complete concatenation of the roof truss unit that will assemble forms rigid structure can improve the stability of roof truss unit to a certain extent, but the roof truss unit forms the rigid structure that is difficult to the adjustment of side wall, will influence the assembly precision of later stage roof truss unit and stand greatly.

Therefore, the development of the stable unit roof truss structure with good stability and certain adjustment margin for the load of the sliding jig frame has practical significance.

SUMMERY OF THE UTILITY MODEL

Because prior art has above-mentioned defect, the utility model provides a stable state unit roof truss structure of bed-jig load that slides that stability is good and have certain adjustment margin to solve current roof truss unit and be difficult to realize the problem to the good compromise of bed-jig operation in-process structural stability and adjustable margin that slides, the utility model discloses a stable state unit roof truss structure of bed-jig load that slides not only can guarantee the wholeness of roof truss unit at the bed-jig operation in-process structure that slides, prevents the instability of roof truss unit, has certain adjustment margin moreover, can ensure the relative position of roof beam both ends node, for the roofing unit back that targets in place that slides, improves the high strength bolt perforation rate, reduces the engineering time, practices thrift installation cost.

In order to achieve the above object, the present invention provides the following technical solutions:

a steady-state unit roof truss structure loaded by a sliding jig frame comprises a plurality of roof truss beams arranged in parallel and purlins laid on the roof truss beams;

the roof truss girder and the purlines are fixedly connected through bolts, the roof truss girder and the purlines form a grid-shaped structure integrally, adjustable tie bars (existing equipment can be used for flexibly adjusting the length) are pulled in the diagonal direction of the grid-shaped structure, and a quadrilateral structure formed by connecting a plurality of adjustable tie bars end to end is arranged in the middle of the grid-shaped structure.

The utility model discloses a steady state unit roof truss structure of bed-jig load slides, the roof truss roof beam passes through bolt fixed connection and not welding formation rigid structure with the purlin, it still has certain adjustment margin relatively speaking, can make things convenient for the installation of later stage unit roof truss, improve the high strength bolt perforation rate, in addition for the rigidity of avoiding bolt fastening to bring and the not enough problem of stability, adopt the taut overall structure of adjustable tie bar from diagonal direction, the quadrangle structure that encloses by many adjustable tie bar end to end connections simultaneously in the structure also can further strengthen overall structure's stability, guarantee that it is in the steady state at the bed-jig in-process that slides, its overall structure is simple, good stability, application prospect is good.

As a preferred technical scheme:

according to the steady-state unit roof truss structure loaded by the sliding jig frame, the purlines are perpendicular to the roof truss beam.

According to the steady-state unit roof truss structure loaded by the sliding jig, the number of the roof truss beams is three.

According to the steady-state unit roof truss structure loaded by the sliding jig frame, the quadrilateral structure is formed by connecting four adjustable tie bars end to end, one end of each adjustable tie bar forming the quadrilateral structure is connected with the middle roof truss beam, and the other end of each adjustable tie bar is connected with the roof truss beam on one side.

The stable unit roof truss structure loaded by the sliding jig frame is characterized in that the quadrilateral structure is a square structure.

According to the steady-state unit roof truss structure loaded by the sliding jig frame, the diagonal directions of the upper layer and the lower layer of the grid-shaped structure are respectively provided with the adjustable tie bars in a pulling manner;

the middle parts of the upper layer and the lower layer of the latticed structure are of a quadrilateral structure formed by connecting a plurality of adjustable tie bars end to end.

The above technical solutions are only a feasible technical solution of the present invention, the protection scope of the present invention is not limited thereto, and those skilled in the art can reasonably adjust the specific design according to the actual requirements.

Above-mentioned utility model has following advantage or beneficial effect:

(1) The utility model discloses a steady state unit roof truss structure of slippage bed-jig load, roof truss roof beam and purlin pass through bolt fixed connection and do not weld and form rigid structure, relatively speaking it still has certain adjustment margin, can make things convenient for the installation of later stage unit roof truss, improves high strength bolt perforation rate;

(2) The utility model discloses a steady state unit roof truss structure of slippage bed-jig load, in order to avoid the problem that rigidity and stability are not enough that bolt fastening brought, adopt adjustable tie bar to strain overall structure from diagonal direction, the quadrangle structure that is enclosed by many adjustable tie bar end to end connection in the structure also can further strengthen overall structure's stability simultaneously, guarantees that it is in the steady state in the bed-jig slippage process;

(3) The utility model discloses a steady state unit roof truss structure of bed-jig load that slides, overall structure is simple, low cost, and stability is good, has application prospect.

Drawings

The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic view of a steady-state unit roof truss structure loaded by a sliding jig of the invention;

FIG. 2 is a schematic view of an adjustable tie bar for use with the present invention;

wherein, 1-roof truss beam, 2-purlin and 3-adjustable tie bar.

Detailed Description

The structure of the present invention will be further described with reference to the drawings and specific examples, which should not be construed as limiting the invention.

Example 1

A steady-state unit roof truss structure loaded by a sliding jig frame is shown in figure 1 and comprises three roof truss beams 1 which are arranged in parallel and purlins 2 (the purlins 2 are vertical to the roof truss beams 1) laid on the roof truss beams 1;

roof truss roof beam 1 and purlin 2 pass through bolt fixed connection, and roof truss roof beam 1 forms a latticed structure with purlin 2 whole, and the diagonal direction of latticed structure upper and lower floor is drawn and is equipped with adjustable tie bar 3 and latticed structure upper and lower middle part of layer and is equipped with the square structure who encloses by the connection of four adjustable tie bars 3 end to end, and the one end of the adjustable tie bar of constituteing the square structure is connected with the roof truss roof beam in the middle of, and the other end is connected with the roof truss roof beam that is located one side.

Through verifying, the utility model discloses a steady state unit roof truss structure of bed-jig load slides, the roof truss roof beam passes through bolt fixed connection and not welding formation rigid structure with the purlin, it still has certain adjustment margin relatively speaking, can make things convenient for the installation of later stage unit roof truss, improve the bolt perforation rate that excels in, rigidity and the not enough problem of stability brought for avoiding bolt fastening in addition, adopt the taut overall structure of adjustable tie bar from diagonal direction, the quadrangle structure that encloses by many adjustable tie bar end to end connections simultaneously in the structure also can further strengthen overall structure's stability, guarantee that it is in the steady state at the bed-jig in-process that slides, its overall structure is simple, good stability, good application prospect.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described herein in detail. Such variations do not affect the essence of the present invention, and are not described herein.

The above description is that of the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.

Claims (6)

1. The utility model provides a steady state unit roof truss structure of bed-jig load slides which characterized in that: the purline comprises a plurality of roof truss beams which are arranged in parallel and purlines laid on the roof truss beams;

the roof truss girder and the purlines are fixedly connected through bolts, the roof truss girder and the purlines form a grid structure integrally, adjustable tie bars are arranged in the diagonal direction of the grid structure in a pulling mode, and a quadrilateral structure formed by connecting a plurality of adjustable tie bars end to end in a surrounding mode is arranged in the middle of the grid structure.

2. A slip jig frame loaded stable unit roof truss structure as claimed in claim 1 wherein said purlins are perpendicular to the roof truss beams.

3. A sliding jig frame loaded steady state unit roof truss structure as claimed in claim 1 wherein there are three said roof truss beams.

4. A sliding jig frame loaded stable unit roof truss structure as claimed in claim 3 wherein said quadrilateral is enclosed by four adjustable tie bars connected end to end, the adjustable tie bars forming the quadrilateral being connected at one end to the central roof truss beam and at the other end to the roof truss beam on one side.

5. A sliding jig frame loaded stable unit roof truss structure as characterised in claim 4 wherein said quadrilateral configuration is a square configuration.

6. A sliding jig frame loaded stable unit roof truss structure as claimed in claim 5 wherein, adjustable tie bars are pulled on the diagonal direction of the upper and lower layers of the grid structure;

the middle parts of the upper layer and the lower layer of the latticed structure are of a quadrilateral structure formed by connecting a plurality of adjustable tie bars end to end.

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