CN218990659U - Steel structure spandrel girder for constructional engineering - Google Patents

Abstract

The utility model relates to a bearing beam of a building engineering steel structure, which belongs to the field of bearing beams and comprises support columns and bearing beams, wherein through holes are formed in four corners of the bearing beams, connecting bolts are installed in the through holes and sequentially penetrate through the through holes to be connected to corresponding threaded holes in the support columns, supporting springs and gaskets are sleeved on the connecting bolts, rotating nuts are connected to the upper ends of the connecting bolts, auxiliary supporting devices are installed on the side surfaces of the bearing beams and are connected to the middle positions of the lower end surfaces of the bearing beams, when the whole bearing beams are subjected to the weight of accumulated snow, the supporting springs form integral elastic support on the bearing beams, deformation of the bearing beams can be effectively reduced, the deformation resistance effect of the bearing beams is improved, no supporting points are formed in the middle positions of the bearing beams for preventing the bearing beams from being deformed due to insufficient strength, and the auxiliary supporting devices are specially symmetrically arranged for carrying out pressure dispersion support, so that the deformation resistance effect of the bearing beams is further improved.

Description

Steel structure spandrel girder for constructional engineering

Technical Field

The utility model belongs to the field of spandrel girder, and particularly relates to a constructional engineering steel structure spandrel girder.

Background

The spandrel girder is a girder component of main load born by a building, and all components or parts are connected by adopting welding seams, bolts or rivets, so that the spandrel girder is light in dead weight, simple and convenient to construct and widely applied to the fields of large-scale plants, venues, super high-rise buildings and the like.

The steel construction factory building among the prior art, the intensity of its bearing beam is not enough, consequently, under the serious circumstances of roof snow, but the space that does not have elastic retraction, lead to the spandrel girder to take place bending deformation, later recovery is comparatively difficult, then need demolish again the roof, replace the spandrel girder, present steel construction spandrel girder is through installing the spring on its own both ends guide bar, improve the whole elastic support of spandrel girder, reduce the production of spandrel girder bending deformation, the spandrel girder is balanced under the weight of snow-bearing, make the spring on the guide bar compressed form effectual elastic support to the both ends of spandrel girder, the spandrel girder is supported by the holding power at both ends and is made both ends be difficult for deformation, but the middle part of spandrel girder receives the pressure of snow equally, rely on spandrel girder self intensity to support, the middle bending produces deformation easily appears, make the shaping effect of spandrel girder anti-deformation is not good.

The utility model is characterized by comprising the following steps: a steel structure spandrel girder (application number: CN201821656685.5, application publication date: 2019-07-19). The application discloses a steel construction spandrel girder, through installing the guide bar at spandrel girder's both ends, the cover is equipped with first spring on the guide bar, behind the roof beam body bearing, is stressed through the compression of first spring at first, increases the atress effect, but spandrel girder's middle part receives the pressure of snow equally, does not set up the atress dispersion point, relies on spandrel girder self intensity to support completely, appears crookedly producing deformation easily for spandrel girder anti-deformation's effect is not good.

Disclosure of Invention

1. Technical problem to be solved by the utility model

The utility model aims to solve the problem that the deformation resistance effect of the spandrel girder is poor.

2. Technical proposal

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a constructional engineering steel structure spandrel girder which comprises a support column and a bearing cross beam, wherein through holes are formed in four corners of the bearing cross beam, connecting bolts are installed in the through holes and sequentially penetrate through the through holes to be connected to corresponding threaded holes in the support column, hexagonal rotary holes are formed in the upper ends of the connecting bolts, supporting springs and gaskets are sleeved on the connecting bolts, the supporting springs are located at the lower ends of the bearing cross beam, rotary nuts are connected to the upper ends of the connecting bolts, and auxiliary supporting devices are installed on the side surfaces of the bearing cross beam and connected to the middle positions of the lower end faces of the bearing cross beam.

Preferably, a supporting rod in the auxiliary supporting device is movably connected with the bearing cross beam and the supporting column, one end of the supporting rod is connected with the bearing cross beam through the rotating base, the other end of the supporting rod is connected with the sliding rod through the supporting block, and the sliding rod is arranged in the mounting groove on the supporting column.

Preferably, the slide bar is sleeved with a pressure spring, and the pressure spring is positioned at the lower end of the supporting block.

Preferably, the lower extreme of slide bar is equipped with the screw thread groove, installs adjusting nut on the screw thread groove, installs the gasket on the adjusting nut and supports pressure spring.

Preferably, the bearing cross beam is I-shaped in shape and is made of carbon structural steel.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) According to the bearing beam with the steel structure for the building engineering, when the whole bearing beam is subjected to the weight of snow, the supporting springs form the whole elastic support for the bearing beam, so that the deformation of the bearing beam can be effectively reduced, the deformation resistance effect of the bearing beam is improved, the deformation of the bearing beam is prevented from being caused by insufficient self strength of the bearing beam, no supporting point is arranged in the middle position of the bearing beam, and the auxiliary supporting devices are specially symmetrically arranged for carrying out pressure dispersion support, so that the deformation resistance effect of the bearing beam is further improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a constructional engineering steel structure spandrel girder of the present utility model.

Fig. 2 is a schematic view of a load-bearing cross beam structure of a structural steel load-bearing beam for construction according to the present utility model.

Fig. 3 is a schematic structural view of an auxiliary supporting device for a constructional engineering steel structure spandrel girder of the present utility model.

Fig. 4 is a schematic view of the construction of the steel structural spandrel girder of the present utility model at a position a in fig. 2.

Reference numerals in the schematic drawings illustrate:

100. a support column; 110. a threaded hole; 120. a mounting groove;

200. a load-bearing cross beam; 210. a through hole; 220. a connecting bolt; 221. hexagonal rotary hole; 222. rotating the nut; 230. a support spring; 240. an auxiliary supporting device; 241. a support rod; 242. a rotating base; 243. a support block; 244. a slide bar; 245. a pressure spring; 246. a thread groove; 247. and adjusting the nut.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1-4, a bearing beam of a steel structure for construction engineering in this embodiment includes a support column 100 and a bearing beam 200, through holes 210 are formed in four corners of the bearing beam 200, connecting bolts 220 are installed in the through holes 210, the connecting bolts 220 sequentially penetrate through the through holes 210 and are connected to corresponding threaded holes 110 on the support column 100, hexagonal screw holes 221 are formed in the upper ends of the connecting bolts 220, supporting springs 230 and gaskets are sleeved on the connecting bolts 220, the supporting springs 230 are located at the lower ends of the bearing beam 200, rotating nuts 222 are connected to the upper ends of the connecting bolts 220, auxiliary supporting devices 240 are installed on the side surfaces of the bearing beam 200 and are connected to the middle positions of the lower end surface of the bearing beam 200, the bearing beam 200 is hoisted to the upper ends of the support column 100 through the positions of the through holes 210 and the threaded holes 110, the connecting bolts 220 sequentially penetrate through the through holes 210, the supporting springs 230 and the gaskets, the connecting bolts 220 are inserted into the hexagonal screw holes 221 through tools to rotate the connecting bolts 220, at this time, the connecting bolts 220 are fixedly arranged on the four corners, when the whole bearing beam 200 is subjected to snow pressure by the supporting springs 230, the whole bearing beam 200, the bearing beam 200 is subjected to the whole bearing beam 200, and the deformation resistance effect is improved.

It should be noted that, at this time, the load-bearing beam 200 still bears the pressure of the snow, so as to prevent the load-bearing beam 200 from having insufficient strength, and causing deformation of the support point at the middle position, and the auxiliary supporting device 240 is specially symmetrically arranged to perform pressure dispersion supporting, thereby further improving the deformation resistance effect of the load-bearing beam 200.

In the design of the structure, when the middle position of the bearing beam 200 is stressed, the supporting rod 241 disperses and transmits the stress to the supporting block 243, and the supporting block 243 transmits the stress to the supporting column 100 further through the sliding rod 244, so that the bearing beam 200 is further decomposed and transmitted to the supporting column 100, and the deformation resistance effect of the bearing beam 200 is improved.

The sliding rod 244 of the present embodiment is sleeved with the pressure spring 245, the pressure spring 245 is located at the lower end of the supporting block 243, when the supporting rod 241 is pressed downward, the supporting block 243 moves downward on the sliding rod 244, at this time, the supporting block 243 further compresses the pressure spring 245, so that the supporting block 243 forms an elastic support, the deformation resistance effect of the load-bearing beam 200 is improved, when the supporting rod 241 is not pressed, the supporting rod 241 returns the load-bearing beam 200 to the initial state by the elasticity of the pressure spring 245, and the load-bearing beam 200 is convenient to resist deformation again.

The lower extreme of slide bar 244 of this embodiment is equipped with thread groove 246, installs adjusting nut 247 on the thread groove 246, installs the gasket on the adjusting nut 247 and supports compression spring 245, and the design of this structure makes adjusting nut 247 rotatory rising in thread groove 246 through rotatory adjusting nut 247, and the gasket on the adjusting nut 247 forms ascending extrusion to compression spring 245 this moment, has increased compression spring 245's elastic support power to improved the effective support of bracing piece 241 to load-bearing beam 200, improved the anti deformation effect of load-bearing beam 200.

The load-bearing beam 200 of this embodiment is in the shape of an i-beam, and is made of carbon structural steel, and the i-beam has particularly good bending resistance and is not easy to bend, and the i-beam has lighter weight than the steel of a general structure, less cost and lower residual stress, improves the load-bearing capacity of the load-bearing beam 200, and the carbon structural steel has good toughness, thereby being beneficial to rebound of the load-bearing beam 200 and improving the deformation resistance effect of the load-bearing beam 200.

The foregoing examples merely illustrate certain embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the utility model, all of which fall within the scope of protection of the utility model; accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (5)

1. The utility model provides a building engineering steel construction spandrel girder which characterized in that: including support column (100) and bearing crossbeam (200), the four corners of bearing crossbeam (200) is equipped with through-hole (210), install connecting bolt (220) in through-hole (210), connecting bolt (220) pass through in proper order through-hole (210) and are connected to in screw hole (110) that correspond on support column (100), the upper end of connecting bolt (220) is equipped with hexagonal spiral hole (221), the cover is equipped with supporting spring (230) and gasket on connecting bolt (220), supporting spring (230) are located the lower extreme of bearing crossbeam (200), the upper end of connecting bolt (220) is connected with swivel nut (222), auxiliary support device (240) are installed to the side-mounting of bearing crossbeam (200) are connected to the intermediate position of bearing crossbeam (200) lower extreme face.

2. A structural steel load-bearing beam for construction according to claim 1, wherein: the supporting rod (241) in the auxiliary supporting device (240) is movably connected with the bearing cross beam (200) and the supporting column (100), one end of the supporting rod (241) is connected with the bearing cross beam (200) through the rotating base (242), the other end of the supporting rod is connected with the sliding rod (244) through the supporting block (243), and the sliding rod (244) is installed in the installation groove (120) on the supporting column (100).

3. A structural steel load-bearing beam for construction according to claim 2, wherein: the sliding rod (244) is sleeved with a pressure spring (245), and the pressure spring (245) is positioned at the lower end of the supporting block (243).

4. A structural steel load-bearing beam for construction according to claim 2, wherein: the lower extreme of slide bar (244) is equipped with screw thread groove (246), install adjusting nut (247) on screw thread groove (246), install the gasket on adjusting nut (247) and support pressure spring (245).

5. A structural steel load-bearing beam for construction according to claim 1, wherein: the bearing cross beam (200) is I-shaped in appearance and is made of carbon structural steel.

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