PVC (polyvinyl chloride) blow-off pipe with external protective structure

Abstract

The utility model discloses a PVC (polyvinyl chloride) blow-off pipe with a protective structure outside, which comprises a PVC blow-off pipe body for supporting, a supporting sleeve is fixedly arranged on the outer end face of the PVC blow-off pipe body, and sound insulation grooves are equidistantly arranged on the inner end face and the outer end face of the supporting sleeve. The protection sleeve has good corrosion resistance and excellent mechanical performance, external pressure and internal pressure can be effectively resisted, the protection performance of the PVC blow-off pipe body is further improved, meanwhile, the multiple sets of protection protrusions protruding out of the protection sleeve can effectively prevent external objects from directly damaging the PVC blow-off pipe body, and the PVC blow-off pipe body is prevented from being damaged by the external objects. And the tensile framework is an elastic framework, the compression resistance of the exterior of the PVC blow-off pipe body can be effectively improved, meanwhile, the supporting toughness of the PVC blow-off pipe body can be effectively improved through the multiple sets of toughness lines, and then the protection performance of the PVC blow-off pipe body is effectively improved from inside to outside.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC sewage pipes, and specifically relates to a PVC sewage pipe with a protective structure on the outside. Background Technique

[0002] PVC sewage pipes are a widely used pipe system, mainly used for discharging sewage or wastewater. PVC sewage pipes have been widely used in water supply and drainage systems due to their excellent physical properties, hydraulic properties, corrosion resistance, and durability, especially in industries, buildings, and agriculture.

[0003] For example, the utility model patent with the publication number: CN218972166U, a PVC drain pipe with a protective structure, relates to the technical field of PVC drain pipes. The utility model includes; a drain pipe main body; auxiliary arc grooves; a positioning and installation mechanism; and an additional protective mechanism for external protection of the drain pipe main body; wherein, the additional protective mechanism is arranged at equal intervals; wherein, any one of the additional protective mechanisms includes a set of arc-shaped frames sleeved on any position outside the drain pipe main body, a plurality of isolation columns penetrating through the middle of a set of arc-shaped frames at equal intervals, and a set of limit rings sleeved on the upper and lower ends of any one of the isolation columns; wherein, there is a damping force between the outer surface of the isolation column and the inner side wall of the above-mentioned auxiliary arc groove. By setting the additional protective mechanism, the utility model solves the problem that in the process of using existing PVC drain pipes, after being stabilized by connecting with the wall, they can be used for drainage treatment, but they are directly exposed to the external environment and are easily damaged after being externally collided, increasing costs.

[0004] Although the above sewage pipes are convenient for docking, the protective performance of the outside of the above sewage pipes is insufficient, and at the same time, the impact resistance and internal toughness of the above PVC sewage pipes are also insufficient, thereby reducing the service life of the subsequent sewage pipes. Therefore, there is an urgent need for a PVC sewage pipe with a protective structure on the outside to solve the above existing problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a PVC sewage pipe with a protective structure on the outside to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A PVC sewage pipe with a protective structure on the outside, including a PVC sewage pipe body for support, the outer end face of the PVC sewage pipe body is fixedly provided with a support sleeve, and sound insulation grooves are equally spaced on the inner end face and the outer end face of the support sleeve.

[0007] A protective device, the protective device is fixedly arranged on the outer end face of the support sleeve.

[0008] The protective sleeve is fixedly arranged on the outer end face of the protective device.

[0009] Preferably, the protective device includes a limiting inner tube. The outer end face of the limiting inner tube is equidistantly provided with limiting blocks, and a tensile skeleton is fixedly clamped through the limiting blocks on the outer end face of the limiting blocks. The inner end face of the limiting inner tube is equidistantly provided with resilient lines. The outer end face of the limiting block is fixedly provided with a protective outer tube, and protective protrusions are equidistantly arranged on the outer end face of the protective outer tube.

[0010] Preferably, the protective sleeve is made of HDPE. The protective sleeve made of HDPE material has excellent corrosion resistance and good mechanical properties, can effectively resist external pressure and internal pressure, thereby improving the protection performance of the PVC sewage pipe body during use, and also improving the service life of the PVC sewage pipe body.

[0011] Preferably, the outer end face of the protective sleeve is equidistantly provided with limiting grooves adapted to the protective protrusions. The limiting grooves can make the protective sleeve firmly fit on the outside of the protective outer tube, improving the protection performance of the outside of the PVC sewage pipe body.

[0012] Preferably, the limiting inner tube is made of TPE. The limiting inner tube has excellent elasticity and weather resistance, and can effectively improve the compressive performance of the outside of the PVC sewage pipe body.

[0013] Preferably, the resilient lines are made of TPU. The resilient lines have good wear resistance, oil resistance and chemical resistance. At the same time, the TPU material of the resilient lines makes it have high elasticity, and can effectively improve the support toughness of the outside of the PVC sewage pipe body.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] 1. In the present utility model, the protective sleeve has good corrosion resistance and good mechanical properties, can effectively resist external pressure and internal pressure, thereby improving the protection performance of the PVC sewage pipe body. At the same time, multiple protective protrusions protruding from the protective sleeve can effectively prevent external objects from directly damaging the PVC sewage pipe body itself, and the tensile skeleton is an elastic skeleton, which can effectively improve the compressive performance of the outside of the PVC sewage pipe body. At the same time, multiple resilient lines can also effectively improve the support toughness of the PVC sewage pipe body, thereby effectively improving the protection performance of the PVC sewage pipe body from the inside out. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is an exploded view of the main body of the present utility model;

[0017] Figure 2 is a structural schematic diagram of the main body of the present utility model;

[0018] Figure 3 is the exploded view of the protection device of the present utility model;

[0019] Figure 4 is the structural schematic diagram of the protection device of the present utility model.

[0020] In the figure: 1 - protective sleeve, 2 - protection device, 3 - support sleeve, 4 - sound insulation groove, 5 - PVC sewage pipe body, 21 - protective outer pipe, 22 - protective protrusion, 23 - tensile skeleton, 24 - limiting inner pipe, 25 - ductile line, 26 - limiting block. Specific embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-4 , an embodiment provided by the present utility model: a PVC sewage pipe with a protective structure on the outside, including a PVC sewage pipe body 5 for support, the outer end face of the PVC sewage pipe body 5 is fixedly provided with a support sleeve 3, and sound insulation grooves 4 are equidistantly opened on the inner end face and the outer end face of the support sleeve 3,

[0023] a protection device 2, the protection device 2 is fixedly arranged on the outer end face of the support sleeve 3;

[0024] a protective sleeve 1, the protective sleeve 1 is fixedly arranged on the outer end face of the protection device 2.

[0025] The protection device 2 includes a limiting inner pipe 24, limiting blocks 26 are equidistantly arranged on the outer end face of the limiting inner pipe 24, and a tensile skeleton 23 is fixedly clamped through the limiting blocks 26 on the outer end face of the limiting blocks 26. Ductile lines 25 are equidistantly arranged on the inner end face of the limiting inner pipe 24. A protective outer pipe 21 is fixedly arranged on the outer end face of the limiting blocks 26, and protective protrusions 22 are equidistantly arranged on the outer end face of the protective outer pipe 21.

[0026] The material of the protective sleeve 1 is HDPE. The protective sleeve 1 made of HDPE material has excellent corrosion resistance and excellent mechanical properties, can effectively resist external pressure and internal pressure, thereby improving the protection performance of the PVC sewage pipe body 5 during use, and also improving the service life of the PVC sewage pipe body 5.

[0027] The outer end face of the protective sleeve 1 is equidistantly provided with limiting grooves adapted to the protective protrusions 22. The limiting grooves can make the protective sleeve 1 firmly fit on the outside of the protective outer tube 21, improving the protective performance of the outside of the PVC sewage pipe body 5.

[0028] The material of the limiting inner tube 24 is TPE. The limiting inner tube 24 has excellent elasticity and weather resistance, and can effectively improve the compressive performance of the outside of the PVC sewage pipe body 5.

[0029] The material of the toughness line 25 is TPU. The toughness line 25 has good wear resistance, oil resistance and chemical resistance. At the same time, the TPU material of the toughness line 25 makes it have high elasticity, and can effectively improve the support toughness of the outside of the PVC sewage pipe body 5.

[0030] Working principle: When in use, the protective sleeve 1 has good corrosion resistance and excellent mechanical properties, and can effectively resist external pressure and internal pressure, thereby improving the protection of the PVC sewage pipe body 5. At the same time, multiple protective protrusions 22 protruding from the protective sleeve 1 can effectively prevent external objects from directly damaging the PVC sewage pipe body 5 itself. And the tensile skeleton 23 is an elastic skeleton, which can effectively improve the compressive performance of the outside of the PVC sewage pipe body 5. At the same time, multiple toughness lines 25 can also effectively improve the support toughness of the PVC sewage pipe body 5, thereby effectively improving the protection performance of the PVC sewage pipe body 5 from the inside out.

[0031] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PVC sewage discharge pipe with a protective structure on the outside, comprising a PVC sewage discharge pipe body (5) for support. The outer end face of the PVC sewage discharge pipe body (5) is fixedly provided with a support sleeve (3), and sound insulation grooves (4) are equally spaced on the inner end face and the outer end face of the support sleeve (3). It is characterized in that: A protection device (2), which is fixedly arranged on the outer end face of the support sleeve (3); A protection sleeve (1), which is fixedly arranged on the outer end face of the protection device (2).

2. The PVC sewage pipe with a protective structure on the outside according to claim 1, characterized in that: The protection device (2) includes a limit inner pipe (24). The outer end face of the limit inner pipe (24) is equally spaced with limit blocks (26), and a tensile skeleton (23) is fixedly clamped through the limit blocks (26) on the outer end face of the limit blocks (26). The inner end face of the limit inner pipe (24) is equally spaced with toughness lines (25). The outer end face of the limit block (26) is fixedly provided with a protection outer pipe (21), and protection protrusions (22) are equally spaced on the outer end face of the protection outer pipe (21).

3. An external PVC sewage pipe with a protective structure according to claim 2, characterized in that: The material of the protection sleeve (1) is HDPE.

4. The PVC sewage discharge pipe with a protective structure on the outside according to claim 2, characterized in that: Limit grooves adapted to the protection protrusions (22) are equally spaced on the outer end face of the protection sleeve (1).

5. The PVC sewage discharge pipe with a protective structure on the outside according to claim 2, characterized in that: The material of the limit inner pipe (24) is TPE.

6. The PVC sewage pipe with a protective structure on the outside according to claim 2, characterized in that: The material of the toughness lines (25) is TPU.

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