CN207553320U - A kind of light-duty pressure-resistant crossbeam for skyscraper - Google Patents

Abstract

The utility model discloses a kind of light-duty pressure-resistant crossbeams for skyscraper, including the first load-bearing pillar and the second load-bearing pillar, the top of first load-bearing pillar and the second load-bearing pillar is provided with rectangular channel, and it is reserved with counterbore in the middle part of the slot bottom of two rectangular channels, the bottom interior wall of the counterbore is reserved with prominent reinforcing bar, and it is welded with compressed spring on the top outer wall of reinforcing bar, the one end of the compressed spring far from counterbore base is welded with backing plate, and the upper surface of backing plate is fixed with bottom wing listrium by fastening bolt, the upper surface middle part of the bottom wing listrium is welded with web, and the top of web is welded with top flange plate, the upper surface of the top flange plate is welded with side plate at both sides of the edge.The utility model can allow compressed spring to be fixed in counterbore, and the rigid connection for becoming traditional Liang Yuzhu reduces into physical connection and even eliminates the original shear stress of intersection, the pressure-resistant performance for not only increasing beam also enhances shock resistance.

Description

A kind of light-duty pressure-resistant crossbeam for skyscraper

Technical field

The utility model is related to building material technical field more particularly to a kind of light-duty pressure resistance horizontal strokes for skyscraper Beam.

Background technology

In modern architecture, generally using the beam column construction of armored concrete；Although this beam column construction raw material materials are held Easily, and price is relatively cheap convenient for large-scale use, and the durable corrosion resistance of fire resisting is all relatively better, but there are itself certainly The shortcomings that weight is larger, bearing capacity difference and poor anti seismic efficiency, to the weight of construction material itself when particularly upper high-rise It is required that especially harsh, and it is ensured that a series of requirements such as intensity pressure resistance performance, therefore is badly in need of a kind of high suitable of pressure-resistant performance Close the beam structure for building in high-altitude.

Utility model content

The purpose of this utility model is to solve shortcoming in the prior art, and the one kind proposed is built for high level The light-duty pressure-resistant crossbeam built.

To achieve these goals, the utility model employs following technical solution：

A kind of light-duty pressure-resistant crossbeam for skyscraper, including the first load-bearing pillar and the second load-bearing pillar, described first holds The top of weight column and the second load-bearing pillar is provided with rectangular channel, and counterbore is reserved in the middle part of the slot bottom of two rectangular channels, described heavy The bottom interior wall in hole is reserved with prominent reinforcing bar, and compressed spring is welded on the top outer wall of reinforcing bar, and the compressed spring is remote One end from counterbore base is welded with backing plate, and the upper surface of backing plate is fixed with bottom wing listrium, the bottom wing by fastening bolt The upper surface middle part of listrium is welded with web, and the top of web is welded with top flange plate, and the upper surface of the top flange plate is leaned on Side plate is welded with, and a survey of two side plates far from top flange plate is welded with pressure-resistant lath, the pressure resistance at nearly both sides of the edge It is welded with two in the middle part of the middle lower surface of lath Open Side Down the spring steel lath of arc-shaped distribution, and two spring steel laths Both ends far from pressure resistance lath are respectively engaged with the both ends of bottom wing listrium upper surface, and two spring steel laths are about web institute It is symmetric in plane.

Preferably, the density at the compressed spring both ends is different, and compressed spring is larger close to one end density of reinforcing bar.

Preferably, the lower surface of the backing plate is provided with deep gouge close to four corners, and the thickness of deep gouge is more than fastening The thickness of bolt nut, the width of backing plate are less than the groove width of rectangular channel.

Preferably, the width of the pressure-resistant lath is equal to the width of designed crossbeam, and the width of two flange plates is less than The width of pressure-resistant lath, the width of two flange plates are equal.

Preferably, the thickness of the top flange plate is less than the thickness of bottom wing listrium, and the width of bottom wing listrium is equal to backing plate The length of side.

Preferably, the top flange plate is provided with rectangular opening close to the position of spring steel lath, and the size of rectangular opening with The area of section of spring steel lath athwart is adapted, and is welded between the lower surface of the upper surface of spring steel lath and pressure-resistant lath It is connected to the supporting rack equidistantly distributed.

The beneficial effects of the utility model are：By the reinforcing bar for being reserved in counterbore base and protruding of setting, compression can be allowed Spring is fixed in counterbore, and the rigid connection for becoming traditional Liang Yuzhu reduces into physical connection and even eliminates intersection Original shear stress, the pressure-resistant performance for not only increasing beam also enhance shock resistance；Pass through two arc-shaped point of setting The spring steel lath of cloth can allow on the pressure dissipation to the load-bearing pillar at both ends in pressure-resistant lath top, reduce crossbeam knot The bearing capacity of structure itself has saved material in the case of equal stress, has reduced dead weight；Pass through setting and two thickness differences Flange plate so that bottom wing listrium can bear heavier weight in the H profile steel of same specification, improve the utilization ratio of device.

Description of the drawings

Fig. 1 be the utility model proposes a kind of show for light-duty pressure-resistant front view structure of the crossbeam without side plate of skyscraper It is intended to；

Fig. 2 be the utility model proposes a kind of light-duty pressure-resistant crossbeam for skyscraper schematic cross-sectional view.

In figure：1 first load-bearing pillar, 2 webs, 3 spring steel laths, 4 locating wedges, 5 pressure-resistant laths, 6 rectangular openings, 7 triangle branch Frame, 8 second load-bearing pillars, 9 bottom wing listriums, 10 side plates, 11 backing plates, 12 compressed springs, 13 counterbores.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.

With reference to Fig. 1-2, a kind of light-duty pressure-resistant crossbeam for skyscraper, including the first load-bearing pillar 1 and the second load-bearing pillar 8, the top of the first load-bearing pillar 1 and the second load-bearing pillar 8 is provided with rectangular channel, and be reserved in the middle part of the slot bottom of two rectangular channels it is heavy Hole 13, the bottom interior wall of counterbore 13 are reserved with prominent reinforcing bar, and compressed spring 12 is welded on the top outer wall of reinforcing bar, compression The one end of spring 12 far from 13 bottom of counterbore is welded with backing plate 11, and the upper surface of backing plate 11 is fixed with bottom wing by fastening bolt Listrium 9, the upper surface middle part of bottom wing listrium 9 are welded with web 2, and the top of web 2 is welded with top flange plate, top flange plate Upper surface is welded with side plate 10 at both sides of the edge, and a survey of two side plates 10 far from top flange plate is welded with pressure-resistant plate Item 5 is welded with two in the middle part of the middle lower surface of pressure-resistant lath 5 Open Side Down the spring steel lath 3 of arc-shaped distribution, and two Both ends of the spring steel lath 3 far from pressure-resistant lath 5 are respectively engaged with the both ends of 9 upper surface of bottom wing listrium, two spring steel laths 3 It is symmetric about 2 place plane of web.

In the utility model, the density at 12 both ends of compressed spring is different, and compressed spring 12 is close close to one end of reinforcing bar Spend larger, the lower surface of backing plate 11 is provided with deep gouge close to four corners, and the thickness of deep gouge is more than fastening bolt nut Thickness, the width of backing plate 11 are less than the groove width of rectangular channel, and the width of pressure-resistant lath 5 is equal to the width of designed crossbeam, and two The width of flange plate is less than the width of pressure-resistant lath 5, and the width of two flange plates is equal, and the thickness of top flange plate is less than lower flange The thickness of plate 9, and the width of bottom wing listrium 9 is equal to the length of side of backing plate 11, top flange plate is opened close to the position of spring steel lath 3 There is rectangular opening 6, and the size of rectangular opening 6 is adapted with the area of section of spring steel lath 3 athwart, spring steel lath 3 The supporting rack equidistantly distributed is welded between upper surface and the lower surface of pressure-resistant lath 5.

Operation principle：The width of the rectangular channel on the top of two load-bearing pillars is ensured before use can be clamped to obtain upper padding plate 11, It is excessively high whether the aperture of two counterbores 13 of re-inspection and the reinforcing bar of bottom protrude；During use compressed spring 12 is welded with by two sets The bottom end of the compressed spring 12 of 11 bottom of backing plate is welded on the steel bar end of 13 bottom of counterbore protrusion, fastens spiral shell by four again later Bolt passes through the lower surface that backing plate 11 is fixed on to bottom wing listrium 9 out of 11 four corners in bottom of backing plate deep gouge.

The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of light-duty pressure-resistant crossbeam for skyscraper, including the first load-bearing pillar（1）With the second load-bearing pillar（8）, feature It is, first load-bearing pillar（1）With the second load-bearing pillar（8）Top be provided with rectangular channel, and in the slot bottom of two rectangular channels Portion is reserved with counterbore（13）, the counterbore（13）Bottom interior wall be reserved with prominent reinforcing bar, and on the top outer wall of reinforcing bar It is welded with compressed spring（12）, the compressed spring（12）Far from counterbore（13）One end of bottom is welded with backing plate（11）, and pad Plate（11）Upper surface bottom wing listrium is fixed with by fastening bolt（9）, the bottom wing listrium（9）Upper surface middle part be welded with Web（2）, and web（2）Top be welded with top flange plate, the upper surface of the top flange plate is welded at both sides of the edge It is connected to side plate（10）, and two side plates（10）A survey far from top flange plate is welded with pressure-resistant lath（5）, the pressure resistance lath （5）Middle lower surface in the middle part of be welded with two Open Side Down the spring steel lath of arc-shaped distribution（3）, and two steel spring plates Item（3）Far from pressure resistance lath（5）Both ends be respectively engaged with bottom wing listrium（9）The both ends of upper surface, two steel spring plates Item（3）About web（2）Place plane is symmetric.

A kind of 2. light-duty pressure-resistant crossbeam for skyscraper according to claim 1, which is characterized in that the compression bullet Spring（12）The density at both ends is different, and compressed spring（12）One end density close to reinforcing bar is larger.

A kind of 3. light-duty pressure-resistant crossbeam for skyscraper according to claim 1, which is characterized in that the backing plate （11）Lower surface be provided with deep gouge close to four corners, and the thickness of deep gouge is more than the thickness of fastening bolt nut, backing plate （11）Width be less than rectangular channel groove width.

A kind of 4. light-duty pressure-resistant crossbeam for skyscraper according to claim 1, which is characterized in that the pressure-resistant plate Item（5）Width be equal to the width of designed crossbeam, and the width of two flange plates is less than pressure-resistant lath（5）Width, two The width of flange plate is equal.

A kind of 5. light-duty pressure-resistant crossbeam for skyscraper according to claim 1, which is characterized in that the top flange The thickness of plate is less than bottom wing listrium（9）Thickness, and bottom wing listrium（9）Width be equal to backing plate（11）The length of side.

A kind of 6. light-duty pressure-resistant crossbeam for skyscraper according to claim 1, which is characterized in that the top flange Plate is close to spring steel lath（3）Position be provided with rectangular opening（6）, and rectangular opening（6）Size and steel spring plate athwart Item（3）Area of section be adapted, spring steel lath（3）Upper surface and pressure-resistant lath（5）Lower surface between be welded with The supporting rack of range distribution.