CN211231887U

CN211231887U - Novel anti steel pipe of buckling

Info

Publication number: CN211231887U
Application number: CN201922440711.1U
Authority: CN
Inventors: 高志强
Original assignee: Guangzhou Yingguang Technology Development Co ltd
Current assignee: Guangzhou Guoyao High Tech Materials Technology Co.,Ltd.
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-11
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a novel anti steel pipe of buckling, including outer protective sleeve, interior protective sleeve and strengthening rib, the outer wall of outer protective sleeve is equipped with outer protection alloy-layer, outer protection alloy-layer and outer protective sleeve welding are even as an organic whole, the inner wall of interior protective sleeve is equipped with interior protection alloy-layer, interior protection alloy-layer and interior protective sleeve welding are even as an organic whole, the trapezoidal recess of a plurality of evenly distributed's class is seted up to the inner wall of outer protective sleeve, the inner wall of interior protective sleeve seted up a plurality of evenly distributed and with the trapezoidal boss of class of the trapezoidal recess looks adaptation, interior protective sleeve cup joints through the trapezoidal boss of class and all is equipped with the strengthening rib and connects outer protective sleeve and interior protective sleeve fixedly with the trapezoidal recess cooperation of class. The utility model provides a pair of novel anti steel pipe of buckling has good anti performance of buckling, and steel pipe strength is high, simple structure, and economic benefits is high, is worth promoting.

Description

Novel anti steel pipe of buckling

Technical Field

The utility model relates to a steel pipe technical field particularly, relates to a novel anti steel pipe of buckling.

Background

The steel pipe has a hollow cross section with a length much greater than the diameter or circumference of the steel. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross section; the steel pipe is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the production process includes seamless steel pipe and welded steel pipe, the seamless steel pipe includes hot rolling and cold rolling (drawing), and the welded steel pipe includes straight seam welded steel pipe and spiral seam welded steel pipe.

Steel pipes are not only used for transporting fluids and powdery solids, exchanging heat energy, manufacturing mechanical parts and containers, but also are economical steels. The steel pipe is used to manufacture building structure net rack, support and mechanical support, and this can reduce weight, save metal by 20-40% and realize industrial mechanical construction. The steel pipe is used for manufacturing the highway bridge, so that steel can be saved, the construction is simplified, the area of a coating protective layer can be greatly reduced, the investment and the maintenance cost are saved, the existing steel pipe is easy to deform when being impacted by external force, and the use of the steel pipe is seriously influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel anti steel pipe of buckling to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel anti steel pipe of buckling, includes outer protective casing, interior protective casing and strengthening rib, the outer wall of outer protective casing is equipped with outer protection alloy-layer, outer protection alloy-layer and outer protective casing welding are even as an organic whole, the inner wall of interior protective casing is equipped with interior protection alloy-layer, interior protection alloy-layer and interior protective casing welding are even as an organic whole, a plurality of evenly distributed's the trapezoidal recess of class is seted up to the inner wall of outer protective casing, the inner wall of interior protective casing set up a plurality of evenly distributed and with the trapezoidal boss of class of the trapezoidal recess looks adaptation, interior protective casing cup joints through the trapezoidal boss of class and cup joints in outer protective casing and each class trapezoidal boss and the cooperation of the trapezoidal recess of class and cup joints the department and all be equipped with the strengthening rib and will protect outer protective casing and interior protective.

Furthermore, the number of the reinforcing ribs is a plurality of reinforcing ribs distributed along the extension direction of the steel pipe.

Further, the outer protective sleeve and the inner protective sleeve are both made of steel materials.

Further, the outer protective alloy layer and the inner protective alloy layer are both made of steel-plastic alloy.

Furthermore, the number of the trapezoid-like bosses and the trapezoid-like grooves is 3-6.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model provides a pair of novel anti steel pipe of buckling has good anti bending performance, and steel pipe strength is high, simple structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a novel bending-resistant steel pipe according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of an inner protective sleeve of a novel bending-resistant steel pipe according to the embodiment of the present invention.

Fig. 3 is a schematic view of an outer protective casing structure of a novel bending-resistant steel pipe according to the embodiment of the present invention.

Reference numerals:

1. an outer protective sleeve; 2. an inner protective sleeve; 3. reinforcing ribs; 4. an outer protective alloy layer; 5. a trapezoid-like boss; 6. a trapezoid-like groove; 7. an inner protective alloy layer.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-3, a novel anti-bending steel pipe according to an embodiment of the present invention includes an outer protective sleeve 1, an inner protective sleeve 2 and a reinforcing rib 3, the outer wall of the outer protective casing 1 is provided with an outer protective alloy layer 4, the outer protective alloy layer 4 and the outer protective casing 1 are welded into a whole, the inner wall of the inner protective casing 2 is provided with an inner protective alloy layer 7, the inner protective alloy layer 7 and the inner protective casing 2 are welded into a whole, the inner wall of the outer protective sleeve 1 is provided with a plurality of trapezoid-like grooves 6 which are uniformly distributed, the inner wall of the inner protective sleeve 2 is provided with a plurality of trapezoid-like bosses 5 which are uniformly distributed and are matched with the trapezoid-like grooves 6, interior protective casing 2 cup joints through class trapezoidal boss 5 and all class trapezoidal boss 5 and the cooperation of class trapezoidal recess 6 cup joints the department and all is equipped with strengthening rib 3 and is connected outer protective casing 1 and interior protective casing 2 fixedly in outer protective casing 1.

According to the scheme of the embodiment, the number of the reinforcing ribs 3 is a plurality of reinforcing ribs distributed along the extending direction of the steel pipe, so that the outer protective sleeve 1 and the inner protective sleeve 2 can be firmly fixed.

According to the scheme of the embodiment, the outer protective casing 1 and the inner protective casing 2 are both made of steel materials.

According to the scheme of the embodiment, the outer protective alloy layer 4 and the inner protective alloy layer 7 are both made of steel-plastic alloy, and the steel-plastic alloy is strong in corrosion resistance and smooth in surface.

According to the above scheme of this embodiment, the quantity of class trapezoidal boss 5 and class trapezoidal recess 6 is 3-6, and the lifting surface area of interior protective sheath 2 when having increased the local atress of outer protective sheath 1 through the cooperation of class trapezoidal boss 5 with class trapezoidal recess 6 for deformation power is shared, wholly strengthens, has reduced local the condemned risk of steel pipe that leads to of buckling, simple structure, and economic benefits is obvious, is worth promoting.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel anti steel pipe of buckling, a serial communication port, including outer protective casing (1), interior protective casing (2) and strengthening rib (3), the outer wall of outer protective casing (1) is equipped with outer protection alloy-layer (4), outer protection alloy-layer (4) are even as an organic whole with outer protective casing (1) welding, the inner wall of interior protective casing (2) is equipped with interior protection alloy-layer (7), interior protection alloy-layer (7) are even as an organic whole with interior protective casing (2) welding, a plurality of evenly distributed's class trapezoidal recess (6) are seted up to the inner wall of outer protective casing (1), the inner wall of interior protective casing (2) seted up a plurality of evenly distributed and with class trapezoidal boss (5) of class trapezoidal recess (6) looks adaptation, interior protective casing (2) cup joint through class trapezoidal boss (5) and all are equipped with class trapezoidal recess (6) cooperation cup joint department outside in protective casing (1) and each class trapezoidal boss (5) and class trapezoidal recess (6) and all are equipped with class trapezoidal The outer protective sleeve (1) and the inner protective sleeve (2) are fixedly connected through the reinforcing ribs (3).

2. A new type of bend-resistant steel pipe as claimed in claim 1, wherein the number of said reinforcing ribs (3) is several distributed along the extension direction of the steel pipe.

3. A new bend-resistant steel tube as claimed in claim 1, characterized in that said outer protective casing (1) and said inner protective casing (2) are made of steel material.

4. A new bend-resistant steel pipe as claimed in claim 1, characterized in that said outer protective alloy layer (4) and said inner protective alloy layer (7) are both steel-plastic alloys.

5. A novel bend-resistant steel pipe as claimed in claim 1, wherein the number of the trapezoid-like bosses (5) and the trapezoid-like grooves (6) is 3-6.