阅读说明：本技术 一种外齿轮形增强复合管 (External gear-shaped reinforced composite pipe ) 是由 张炜 黄米财 王秋腾 卢康成 于 2021-01-27 设计创作，主要内容包括：本发明提供一种外齿轮形增强复合管,其特征在于,包括管体以及分别设置在所述管体两端的插口和承口,所述管体包括内层和外层,所述内层的横截面为圆环形,所述外层包括若干齿轮形圆环凸起,所述齿轮形圆环凸起为中空结构,所述外层的横截面为齿轮圆环形,所述插口与承口的横截面均为圆环形。本发明的管体的外层采用齿轮圆环形结构,能够使管体与土壤的接触面积更大化,有良好的抗沉降能力以及阻碍水土的流失,还具有更高的刚性和更强的抗负载能力且保留了传统双壁波纹的轴向柔性,受力均匀,不容易出现局部翘曲变形或反向弯曲变形而造成塌方。(The invention provides an external gear-shaped reinforced composite pipe which is characterized by comprising a pipe body, and a socket which are respectively arranged at two ends of the pipe body, wherein the pipe body comprises an inner layer and an outer layer, the cross section of the inner layer is in a ring shape, the outer layer comprises a plurality of gear-shaped circular bulges, the gear-shaped circular bulges are in a hollow structure, the cross section of the outer layer is in a gear ring shape, and the cross sections of the socket and the socket are both in a ring shape. The outer layer of the pipe body adopts a gear ring-shaped structure, so that the contact area between the pipe body and soil is larger, the pipe body has good anti-settling capacity and can block the loss of water and soil, the pipe body also has higher rigidity and stronger anti-load capacity, the axial flexibility of the traditional double-wall corrugation is kept, the stress is uniform, and the pipe body is not easy to collapse due to local buckling deformation or reverse bending deformation.)

1. The utility model provides an outer gear shape reinforcing composite pipe, its characterized in that includes the body and sets up respectively the socket and the bellmouth at body both ends, the body includes inlayer and skin, the cross section of inlayer is ring shape, it is protruding that the skin includes a plurality of gear shape rings, the protruding hollow structure that is of gear shape ring, outer cross section is gear ring shape, the cross section of socket and bellmouth is ring shape.

2. The outer waveform reinforced composite tube of claim 1 wherein the gear-shaped annular lobes are spaced equidistantly apart from one another on the outer layer.

3. The externally toothed reinforced composite pipe of claim 1, wherein the outer wall of the socket is a smooth outer wall.

4. The externally toothed reinforced composite pipe of claim 3 wherein the outer wall of the socket is provided with one or more annular protrusions.

5. The externally toothed gear-shaped reinforced composite pipe according to claim 1, wherein the outer wall of the socket is a smooth outer wall.

6. The externally geared reinforced composite pipe of claim 5, wherein the outer wall of the socket is provided with one or more annular protrusions.

7. The externally toothed gear-shaped reinforced composite pipe according to claim 1, wherein the surface of the outer layer is symmetrically provided with markings for marking.

Technical Field

The invention relates to the technical field of plastic pipelines, in particular to an external gear-shaped reinforced composite pipe.

Background

The double-wall plastic corrugated pipe has an outer wall with an annular structure and a smooth cylindrical inner wall, and is widely applied to buried drainage pipelines and the like due to excellent performance of the double-wall plastic corrugated pipe. The double-wall corrugated pipe is developed and developed successfully in Germany in the beginning of the 80 s, and the popularization and application of the double-wall corrugated pipe are in an ascending situation after more than ten years of development and improvement, but due to the structural characteristics of the pipe, namely the circular shape, the double-wall corrugated pipe has the problems of difficult installation, potential safety hazard and the like in the aspects of installation and use durability.

In order to solve the above problems, patent nos.: the CN201720489818.3 proposes a double-wall corrugated pipe with an octagonal outer surface and a cylindrical inner surface, which changes the outer wall of a conventional annular structure into a polygonal structure to increase the contact area between the outer surface of the pipeline and the ground, so as to solve the above existing problems.

Disclosure of Invention

The invention provides an external gear-shaped reinforced composite pipe, wherein the outer layer of the pipe body adopts a gear ring-shaped structure, so that the contact area between the pipe body and soil is larger, the pipe body has good anti-settling capacity and can block the loss of water and soil, the pipe body also has higher rigidity and stronger anti-load capacity, the axial flexibility of the traditional double-wall corrugation is kept, the stress is uniform, and the collapse caused by local buckling deformation or reverse bending deformation is not easy to occur.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an outer gear shape reinforcing composite pipe, includes the body and sets up respectively the socket and the bellmouth at body both ends, the body includes inlayer and skin, the cross section of inlayer is ring shape, it is protruding that the skin includes a plurality of gear shape rings, outer cross section is gear ring shape, the cross section of socket and bellmouth is ring shape.

Further, the gear-shaped circular ring protrusions are arranged on the outer layer in an equidistant separation mode.

Further, the outer wall of the socket is a smooth outer wall.

Furthermore, the outer wall of the socket is provided with more than one circular ring bulge.

Further, the outer wall of the socket is a smooth outer wall.

Furthermore, the outer wall of the bellmouth is provided with more than one circular ring bulge.

Furthermore, marked lines for marking are symmetrically arranged on the surface of the outer layer.

Compared with the prior art, the invention has the beneficial effects that: the pipe body is a two-layer mechanism, a gear ring-shaped structure is adopted on the outer layer of the pipe body, the expansion area is larger, the contact area between the pipe body and soil can be larger, the pipe body has good anti-settling capacity and can block the loss of water and soil, the pipe body also has higher rigidity and stronger anti-load capacity, the axial flexibility of the traditional double-wall corrugation is kept, the stress is uniform, and the collapse caused by local buckling deformation or reverse bending deformation is not easy to occur; set up the marking on outer surface, when the installation body, can install according to the convenient quick of marking, the phenomenon emergence of the dress is improper has been avoided appearing in the installation.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic cross-sectional view of a tube according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It will be understood that when an element/feature is referred to as being "disposed on" another element/feature, it can be directly on the other element/feature or intervening elements/features may also be present. When a component/part is referred to as being "connected/coupled" to another component/part, it can be directly connected/coupled to the other component/part or intervening components/parts may also be present. The term "connected/coupled" as used herein may include electrical and/or mechanical physical connections/couplings. The term "comprises/comprising" as used herein refers to the presence of features, steps or components/features, but does not preclude the presence or addition of one or more other features, steps or components/features. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

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 application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

In addition, in the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and to distinguish similar objects, and there is no order of precedence between the two, and no indication or implication of relative importance is to be inferred. In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 3, an external gear-shaped reinforced composite pipe includes a pipe body 1, and a socket 2 and a socket 3 respectively disposed at two ends of the pipe body 1, where the pipe body 1 includes an inner layer 11 and an outer layer 12, a cross section of the inner layer 11 is circular, the outer layer 12 includes a plurality of gear-shaped circular protrusions 121, the gear-shaped circular protrusions 121 are hollow structures, which can save production cost and maintain flexibility, a cross section of the outer layer 12 is gear-shaped circular, and cross sections of the socket 2 and the socket 3 are both circular.

In some embodiments, the gear-shaped annular protrusions 121 are spaced equidistantly apart from one another on the outer layer 12. The convex modules on the gear-shaped circular ring bulge 121 are uniformly distributed on the circular ring and are in the shape of a gear overall.

In some embodiments, the outer wall of the receptacle 2 is a smooth outer wall.

In some embodiments, the outer wall of the socket 2 is provided with more than one annular protrusion 4.

In some embodiments, the outer wall of the socket 3 is a smooth outer wall.

In some embodiments, the outer wall of the socket 3 is provided with more than one annular protrusion 4.

The design of the circular ring bulges 4 of the socket 2 and the socket 3 can improve the ring rigidity, and a sealing ring is convenient to place between the adjacent circular ring bulges so as to improve the sealing performance after external connection. The socket 2 and the socket 3 are formed by the circular ring bulge 4 or the smooth outer wall, so that the two external gear-shaped reinforced composite pipes are connected in a splicing manner without position limitation in the radial direction, and therefore the technical problem that the external gear-shaped reinforced composite pipes are difficult to splice in the prior art and poor in rigidity is solved.

In some embodiments, the outer layer 12 is symmetrically provided with markings 5 on its surface.

The pipe body 1 is a two-layer mechanism, the outer layer 12 of the pipe body 1 adopts a gear ring-shaped structure, the expansion area is larger, the contact area between the pipe body 1 and soil can be larger, the sedimentation resistance is good, the loss of water and soil is blocked, the pipe body has higher rigidity and stronger load resistance, the axial flexibility of the traditional double-wall corrugation is reserved, the stress is uniform, and the collapse caused by local buckling deformation or reverse bending deformation is not easy to occur; set up marking 5 on outer surface, when installation body 1, can install according to the convenient quick of marking, the phenomenon of having avoided appearing the dress in the installation is improper takes place to take place

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.