CN205475867U

CN205475867U - Strengthen U type light gauge steel

Info

Publication number: CN205475867U
Application number: CN201620021605.3U
Authority: CN
Inventors: 张国辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-01-11
Filing date: 2016-01-11
Publication date: 2016-08-17
Anticipated expiration: 2026-01-11

Abstract

The utility model provides a strengthen U type light gauge steel. U type light gauge steel includes the U type support of the transversal U of personally submitting type, and wherein, the avris backfin of two curb plates of the open end of U type support forms the bulge, many fixed strengthening ribs on the bottom plate of U type support. The utility model discloses a fixed strengthening rib has improved U type light gauge steel's intensity on the bottom plate of U type support, compare with the U type light gauge steel who adopts the same thickness steel sheet, the utility model discloses a U type light gauge steel has improved the intensity of bottom plate, has reduced the easy folding endurance of fossil fragments in the region that intensity is weak. The frictional force of the junction that the bulge has increased it when being connected with external parts such as wallboard has strengthened the reliability of connecting. The strip metal material that the strengthening rib adopted can be the strip leftover bits of tailorring to get off in U type light gauge steel course of working, the environmental protection. Compare with the mode that improves U type light gauge steel's intensity through increase steel sheet thickness, obviously reduced manufacturing cost.

Description

The U-shaped lightgage steel joist of a kind of reinforcement

Technical field

This utility model relates to a kind of lightgage steel joist, particularly to a kind of for doing lightweight inner partition wall body skeleton Strengthen U-shaped lightgage steel joist.

Background technology

Lightgage steel joist divides ceiling joist by purposes and cuts off Os Draconis, can divide U-shaped Os Draconis, H type by section configuration Os Draconis, V-type Os Draconis, c-type Os Draconis, T-shaped Os Draconis, L-type Os Draconis.

As a example by U-shaped Os Draconis, it is used by banding cold-rolled steel sheet, galvanized steel plain sheet or color painted steel strip The light-gauge steel section of cold bending process bending.The Os Draconis surface using light steel matter smooths, with other ornaments Connect not tight, easily come off；And the thickness of material itself, i.e. steel plate directly affects the intensity of Os Draconis, Steel plate thickness is the thinnest, and intensity is the least, and bearing capacity declines accordingly, due to lightgage steel joist make materials number directly Connect and be related to production cost, so traditional lightgage steel joist often exists the problem that intensity is relatively low.

Utility model content

For drawbacks described above and the problem of prior art, it is U-shaped gently that this utility model purpose is to provide a kind of reinforcement Steel joist, solves the connection of existing U-shaped lightgage steel joist unreliable, and the technical problem of bearing capacity difference.

In order to achieve the above object, this utility model realizes by the following technical solutions:

The U-shaped lightgage steel joist of a kind of reinforcement, including the U-shaped support that cross section is U-shaped, wherein, described U The avris backfin of two side plates of the opening of type support forms protuberance, solid on the base plate of described U-shaped support Fixed a plurality of reinforcement.

Further, described protuberance is " ＞ " type portion of at least one that backfin is formed.

Further, when " ＞ " type portion is multiple, adjacent two " ＞ " type portions are distributed in described U The both sides of the side plate of type support.

Further, described protuberance is the section opening backfin of two side plates of U-shaped support formed For square protuberance.

Further, a plurality of reinforcement is all fixed in inside and outside two sides of the base plate of described U-shaped support.

Further, what described reinforcement connected in intersecting is netted.

Further, also including strengthening fixed plate, described reinforcement fixed plate is fixed on the side of described U-shaped support Corner connection between plate and base plate.Strengthen the stability between side plate and base plate, prevent side plate and base plate The change of corner angle and the deformation of U-shaped support that causes.

Further, also include that bent connector, described bent connector are connected to described U-shaped support Two side plates end face on.

This utility model improves the strong of U-shaped lightgage steel joist by fixing reinforcement on the base plate of U-shaped support Degree, compared with the U-shaped lightgage steel joist using same thickness steel plate, U-shaped lightgage steel joist of the present utility model carries The high intensity of base plate, reduces the Os Draconis franglibility in the region of strength weak.Meanwhile, at U-shaped support Avris backfin form protuberance, the friction of junction when adding it external parts are connected with wallboard etc. Power, improves bonding strength, enhances the reliability of connection.

The sheet metal material that in this utility model, reinforcement uses can be processed at U-shaped lightgage steel joist The strip leftover pieces that in journey, cutting is got off, while enhancing the intensity of U-shaped lightgage steel joist, also use limit Horn scraps, environmental protection.Compared with by the way of the intensity improving U-shaped lightgage steel joist by increasing steel plate thickness, Significantly reduce production cost.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme of this utility model embodiment, in embodiment being described below The required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this reality By a novel embodiment, for those of ordinary skill in the art, do not paying creative work Under premise, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the cross-sectional structure schematic diagram of the U-shaped lightgage steel joist of reinforcement of the present utility model；

Fig. 2 is the structural representation of the U-shaped lightgage steel joist of reinforcement of the present utility model；

Fig. 3 is the structural representation that this utility model preferably strengthens U-shaped lightgage steel joist；

Fig. 4 is the structural representation that this utility model preferably strengthens U-shaped lightgage steel joist；

Fig. 5 be the U-shaped lightgage steel joist of reinforcement of the present utility model A-A sectional structure schematic diagram；

Fig. 6 be the U-shaped lightgage steel joist of reinforcement of the present utility model A-A sectional structure schematic diagram.

Detailed description of the invention

Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is carried out clear, complete Ground describes, it is clear that described embodiment is only one embodiment of this utility model rather than whole realities Execute example.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative labor The every other embodiment obtained under dynamic premise, broadly falls into the scope of this utility model protection.

In conjunction with described in Fig. 1 to Fig. 4, the U-shaped lightgage steel joist of a kind of reinforcement of the present utility model is described, including horizontal stroke The U-shaped support that cross section is U-shaped, wherein, two side plates (11,12) of the opening of described U-shaped support Length direction on avris backfin formed protuberance 2, the base plate 13 of described U-shaped support is fixed a plurality of Reinforcement 3.And the length of described protuberance 2 is as the length of the length direction of side plate (11,12).

Specifically, as shown in figures 1 and 3, at least one " ＞ " that described protuberance 2 is formed for backfin Type portion.When " ＞ " type portion is multiple, adjacent two " ＞ " type portions are distributed in the side of described U-shaped support The both sides of plate.The morphotropism of the protuberance of this shape is good, can by deformation counteracting force preferably with wallboard Etc. external component contact, increase frictional force.And it is easy to process.

Specifically, as described in Figure 4, described protuberance 2 is by two side plates (11,12) of U-shaped support Opening backfin formed section be square protuberance.Contact area becomes big, and frictional force is bigger.And Convenient processing.

Described reinforcement 3 uses on the base plate 13 that welding manner is fixed on U-shaped support, can be fixed on the end On the medial surface of plate 13, it is also possible to be fixed on the lateral surface of base plate 13, it is also possible to be also secured to base plate On inside and outside two sides of 13.Wherein, it is preferred to use inside and outside two sides of the base plate 13 of described U-shaped support A plurality of reinforcement 3 is all fixed on face.And the two ends of reinforcement 3 preferably extend to be connected with biside plate, or Person is connected with the reinforcement fixed plate 4 set up in preferred technical scheme, it is ensured that intensity.

According to specifically used situation, the fixed form of described reinforcement 3 can be welded solid in Uncrossed mode Fixed, it is also possible to be welded and fixed in cross one another mode.Preferably employ in cross one another mode；I.e. It is netted that described reinforcement 3 connects in intersecting.As it is shown in figure 5, grid is square netted.Such as figure Shown in 5, grid is the netted of rhombus.

In actual use, two side plates (11,12) of U-shaped support with the corner connection of base plate 13 are The weakest place, is easier deformation.Therefore, in order to strengthen side plate (11,12) and base plate Stability between 13, prevents the change of the corner angle of side plate (11,12) and base plate 13 and the U that causes The deformation of type support.The preferred technical scheme of this utility model is, be additionally arranged reinforcement fixed plate 4, described in add Strong fixed plate is fixed on the corner connection between side plate and the base plate of described U-shaped support.Strengthen side plate and the end Stability between plate, prevents the change of the corner angle of side plate and base plate and the deformation of U-shaped support that causes.

Further preferred technical scheme is, this utility model is also additionally arranged bent connector 5, described can Bending connector 5 is connected on the end face of two side plates (11,12) of described U-shaped support, such as Fig. 2 institute Show.Bent connector 5 can follow-up be welded and fixed, it would however also be possible to employ side integrated with U-shaped support Formula processes.After completing to be connected with external connection members such as wallboards, can be by two side plates (11,12) End face on bent connector 5 be curved, make bent connector 5 press the external connections such as wallboard Parts, so that the compactest between the connection members such as multiple wallboards, do not have gap.

The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model is also It is not limited to this, the technical scope that any those familiar with the art discloses at this utility model In, change can be readily occurred in or replace, all should contain within protection domain of the present utility model.Therefore, Protection domain of the present utility model should described be as the criterion with scope of the claims.

Claims

1. strengthen a U-shaped lightgage steel joist, including the U-shaped support that cross section is U-shaped, it is characterised in that the avris backfin of two side plates of the opening of described U-shaped support forms protuberance, and the base plate of described U-shaped support fixes a plurality of reinforcement；

Also including strengthening fixed plate, described reinforcement fixed plate is fixed on the corner connection between side plate and the base plate of described U-shaped support.

The U-shaped lightgage steel joist of a kind of reinforcement the most according to claim 1, it is characterised in that described protuberance is " ＞ " type portion of at least one that backfin is formed.

The U-shaped lightgage steel joist of a kind of reinforcement the most according to claim 2, it is characterised in that when " ＞ " type portion is multiple, adjacent two " ＞ " type portions are distributed in the both sides of the side plate of described U-shaped support.

The most according to claim 1 a kind of strengthen U-shaped lightgage steel joist, it is characterised in that described protuberance be the section that the opening backfin of two side plates of U-shaped support is formed be square protuberance.

The U-shaped lightgage steel joist of a kind of reinforcement the most according to claim 1, it is characterised in that all fix a plurality of reinforcement on inside and outside two sides of the base plate of described U-shaped support.

The U-shaped lightgage steel joist of a kind of reinforcement the most according to claim 1, it is characterised in that described reinforcement is fixed in the mode of intersecting on the bottom of described U-shaped support, forms reinforcing mat.

The U-shaped lightgage steel joist of a kind of reinforcement the most according to claim 1, it is characterised in that described reinforcement uses sheet metal material.

The U-shaped lightgage steel joist of a kind of reinforcement the most according to any one of claim 1 to 7, it is characterised in that also include bent connector, on the end face of two side plates that described bent connector is connected to described U-shaped support.