CN218972038U

CN218972038U - High-strength compressive UPVC straight pipe

Info

Publication number: CN218972038U
Application number: CN202223566118.XU
Authority: CN
Inventors: 李德馨; 李林峰; 冷香梅; 李凯
Original assignee: Qingdao Xintianze Plastic Industry Co ltd
Current assignee: Qingdao Xintianze Plastic Industry Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-05
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a high-strength anti-compression UPVC straight pipe, which relates to the technical field of UPVC straight pipes and particularly comprises an outer pipe, wherein an inner pipe is coaxially arranged inside the outer pipe, a middle pipe is arranged between the inner pipe and the outer pipe, the middle pipe is of a regular hexagon design, two connecting plates are symmetrically arranged on the hexagonal of the middle pipe, the connecting plates are respectively connected with the middle pipe and the outer pipe, the connecting plates divide the inner cavity of the middle pipe into a first buffer cavity and a second buffer cavity in a staggered manner, axial supporting blocks are intermittently arranged in the first buffer cavity at equal intervals, the axial supporting blocks are vertically arranged on the middle pipe, radial supporting blocks are intermittently arranged in the second buffer cavity at equal intervals, and the radial supporting blocks are respectively connected with the connecting plates and the outer pipe. When the utility model is used, the compressive strength and the fracture resistance are improved, and the high-strength protection is realized.

Description

High-strength compressive UPVC straight pipe

Technical Field

The utility model relates to the technical field of UPVC straight pipes, in particular to a high-strength compression-resistant UPVC straight pipe.

Background

The UPVC pipe is a plastic pipe with polyvinyl chloride resin as raw material and without plasticizer. The existing UPVC pipe has the advantages of good corrosion resistance and flexibility, is often used in a water supply network, but has lower structural strength than some metal pipe fittings, long-term external stress and internal fluid pressure, so that the pipe is easy to break, and therefore, the structure of the UPVC pipe needs to be innovated to increase the compressive strength of the UPVC pipe. Aiming at the problems, a high-strength compressive UPVC straight pipe is provided.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a high-strength anti-compression UPVC straight pipe.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the high-strength anti-compression UPVC straight pipe comprises an outer pipe, an inner pipe is coaxially arranged in the outer pipe, a middle pipe is arranged between the inner pipe and the outer pipe, the middle pipe is of a regular hexagon design, two connecting plates are symmetrically arranged on the hexagonal of the middle pipe and are respectively connected with the middle pipe and the outer pipe, the connecting plates divide the inner cavity of the middle pipe into a first buffer cavity and a second buffer cavity in a staggered mode, axial supporting blocks are arranged in the first buffer cavity at equal intervals, the axial supporting blocks are vertically arranged on the middle pipe, radial supporting blocks are arranged in the second buffer cavity at equal intervals, and the radial supporting blocks are respectively connected with the connecting plates and the outer pipe;

the inner wall of the inner pipe is provided with a corrosion-resistant layer, the outer side of the inner pipe is provided with a compression-resistant layer, and the compression-resistant layer is respectively connected with the inner pipe and the middle pipe.

Optionally, be equipped with many first strengthening ribs on the outer tube outer wall, first strengthening rib is parallel with the outer tube axis, and multichannel first strengthening rib distributes along outer tube outside circumference.

Optionally, a plurality of second reinforcing ribs are coaxially arranged on the outer side of the outer tube.

Optionally, the compression-resistant layer is made of an epoxy resin material.

Optionally, the corrosion-resistant layer is made of polytetrafluoroethylene material.

Compared with the prior art, when the outer tube is used, the pressure born by the outer tube is dispersed by the middle tube, the force dispersed to each side of the middle tube is weakened by the axial supporting blocks in the first buffer cavity, the compression strength of the outer tube is enhanced, then the radial supporting blocks in the second buffer cavity can disperse the external impact born by the axial supporting blocks to two sides, the compression strength is improved, and meanwhile, the bending resistance of the outer tube is improved by arranging the first reinforcing ribs and the second reinforcing ribs, and the high-strength protection of the inner tube is realized.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic cross-sectional structure of the present utility model.

In the figure: 1. an outer tube; 2. an inner tube; 3. a middle tube; 4. a connecting plate; 5. a first buffer chamber; 6. a second buffer chamber; 7. an axial support block; 8. a radial support block; 9. a compression-resistant layer; 10. a corrosion resistant layer; 11. a first reinforcing rib; 12. and a second reinforcing rib.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 2, the present utility model provides a technical solution: the high-strength anti-compression UPVC straight pipe comprises an outer pipe 1, an inner pipe 2 is coaxially arranged inside the outer pipe 1, a middle pipe 3 is arranged between the inner pipe 2 and the outer pipe 1, the middle pipe 3 is of a regular hexagon design, two connecting plates 4 are symmetrically arranged on the hexagonal of the middle pipe 3, the connecting plates 4 are respectively connected with the middle pipe 3 and the outer pipe 1, the inner cavity of the middle pipe 3 is divided into a first buffer cavity 5 and a second buffer cavity 6 by the connecting plates 4 in a staggered way, axial supporting blocks 7 are intermittently and equidistantly arranged inside the first buffer cavity 5, the axial supporting blocks 7 are vertically arranged on the middle pipe 3, radial supporting blocks 8 are intermittently and equidistantly arranged inside the second buffer cavity 6, and the radial supporting blocks 8 are respectively connected with the connecting plates 4 and the outer pipe 1;

as shown in fig. 2, the middle tube 3 with a regular hexagon design has good compression bearing capacity, the pressure borne by the outer tube 1 can be dispersed, the force dispersed to each side of the middle tube 3 is weakened by the axial supporting blocks 7 in the first buffer cavity 5, the compression strength of the outer tube 1 is enhanced, meanwhile, the radial supporting blocks 8 in the second buffer cavity 6 can disperse the external impact borne by the axial supporting blocks 7 to two sides, and the compression strength of the outer tube 1 is further enhanced, so that the high-strength protection of the inner tube 2 is realized;

the inner wall of the inner pipe 2 is provided with the corrosion-resistant layer 10, the outer side of the inner pipe 2 is provided with the compression-resistant layer 9, the compression-resistant layer 9 is respectively connected with the inner pipe 2 and the middle pipe 3, a certain buffer is provided by arranging the compression-resistant layer 9 between the inner pipe 2 and the compression-resistant layer 9, the inner pipe 2 is prevented from being broken due to overlarge water pressure, the corrosion-resistant layer 10 is recycled, and the service life of the inner pipe 2 is prolonged.

Further, be equipped with many first strengthening ribs 11 on the outer wall of outer tube 1, first strengthening rib 11 is parallel with outer tube 1 axis, and multichannel first strengthening rib 11 distributes along outer tube 1 outside circumference, through setting up first strengthening rib 11, has improved the anti performance of rolling over of outer tube 1, in the installation use, is difficult for buckling the disconnection.

Further, the outer side of the outer tube 1 is coaxially provided with a plurality of second reinforcing ribs 12, and impact of radial pressure on the outer tube 1 is weakened by arranging the second reinforcing ribs 12, so that the overall compressive strength is improved by matching with the first reinforcing ribs 11.

Further, the compression-resistant layer 9 is made of an epoxy resin material, has high stability, is not easy to wear, has high compression resistance and impact resistance, and is an ideal compression-resistant material.

Furthermore, the corrosion-resistant layer 10 is made of polytetrafluoroethylene material, and the polytetrafluoroethylene has the characteristics of acid resistance, alkali resistance and resistance to various organic solvents, is almost insoluble in all solvents, has extremely low friction coefficient, and is an ideal paint for easily cleaning the inner layer of the water pipe.

In summary, when the high-strength anti-compression UPVC straight pipe is used, the middle pipe 3 with the regular hexagon design can disperse the pressure born by the outer pipe 1, then the force dispersed to each side of the middle pipe 3 is weakened by the axial supporting blocks 7 in the first buffer cavity 5, and meanwhile, the radial supporting blocks 8 in the second buffer cavity 6 can disperse the external impact born by the axial supporting blocks 7 to two sides, so that the compression strength of the outer pipe 1 is further enhanced, and the high-strength protection of the inner pipe 2 is realized.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high strength resistance to compression UPVC straight tube, includes outer tube (1), its characterized in that: the inner pipe (2) is coaxially arranged inside the outer pipe (1), the middle pipe (3) is arranged between the inner pipe (2) and the outer pipe (1), the middle pipe (3) is of a regular hexagon design, two connecting plates (4) are symmetrically arranged on the hexagon of the middle pipe (3), the connecting plates (4) are respectively connected with the middle pipe (3) and the outer pipe (1), the connecting plates (4) divide the inner cavity of the middle pipe (3) into a first buffer cavity (5) and a second buffer cavity (6) in a staggered manner, axial supporting blocks (7) are arranged at equal intervals in the first buffer cavity (5), the axial supporting blocks (7) are vertically arranged on the middle pipe (3), radial supporting blocks (8) are arranged at equal intervals in the second buffer cavity (6), and the radial supporting blocks (8) are respectively connected with the connecting plates (4) and the outer pipe (1);

the anti-corrosion pipe is characterized in that an anti-corrosion layer (10) is arranged on the inner wall of the inner pipe (2), a compression layer (9) is arranged on the outer side of the inner pipe (2), and the compression layer (9) is respectively connected with the inner pipe (2) and the middle pipe (3).

2. A high strength, pressure resistant UPVC straight pipe according to claim 1 wherein: the outer wall of the outer tube (1) is provided with a plurality of first reinforcing ribs (11), the first reinforcing ribs (11) are parallel to the axis of the outer tube (1), and the plurality of first reinforcing ribs (11) are circumferentially distributed along the outer side of the outer tube (1).

3. A high strength, pressure resistant UPVC straight pipe according to claim 1 wherein: and a plurality of second reinforcing ribs (12) are coaxially arranged on the outer side of the outer tube (1).

4. A high strength, pressure resistant UPVC straight pipe according to claim 1 wherein: the compression-resistant layer (9) is made of epoxy resin materials.

5. A high strength, pressure resistant UPVC straight pipe according to claim 1 wherein: the corrosion-resistant layer (10) is made of polytetrafluoroethylene material.