PVC pipe convenient to connect

Abstract

The utility model discloses a PVC (polyvinyl chloride) pipe convenient to connect, which relates to the technical field of PVC pipes and comprises a PVC pipe body, a compression-resistant layer is mounted on the inner side of the PVC pipe body, a net-shaped reinforcing layer is mounted on the inner side of the compression-resistant layer, a corrosion-resistant layer is mounted on the inner side of the net-shaped reinforcing layer, and the corrosion-resistant layer is mounted on the inner side of the corrosion-resistant layer. The PVC pipe body, the compression-resistant layer, the net-shaped reinforcing layer and the corrosion-resistant layer form a PVC pipe assembly. The PVC pipe body and the compression-resistant layer are installed, the PVC pipe body fixes the compression-resistant layer on the inner side, stability of the compression-resistant layer is guaranteed, the compression-resistant layer is made of reinforcing materials, stability of the compression-resistant layer is guaranteed, deformation of the compression-resistant layer is prevented, the deformation-resistant performance of the PVC pipe body can be effectively improved, the compression-resistant layer fixes the net-shaped reinforcing layer on the inner side, and therefore the compression-resistant performance of the PVC pipe body is improved. The stability of the net-shaped reinforcing layer is guaranteed, the net-shaped reinforcing layer is composed of a fiber material and a rubber material, the strength of the net-shaped reinforcing layer is improved, the compression resistance of the PVC pipe body is guaranteed, and the net-shaped reinforcing layer fixes the inner side corrosion-resistant layer.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC pipes, in particular to a PVC pipe that is easy to connect. Background Art

[0002] PVC is the abbreviation of PVC, the main component of which is polyvinyl chloride. Other ingredients are added to enhance its heat resistance, toughness and ductility. The top layer of this surface film is paint, the main component in the middle is polyvinyl chloride, and the bottom layer is back-coated adhesive.

[0003] Patent document CN212028824U discloses a combined detachable PVC pipe, which discloses "a combined detachable PVC pipe, comprising a PVC pipe body, a first sealing ring fixedly installed on the right side of the PVC pipe body, and a second sealing ring fixedly installed on the left side of the PVC pipe body."

[0004] However, the PVC pipes disclosed in the above-mentioned documents lack a protective structure inside and are easily damaged. Utility Model Content

[0005] The purpose of the present invention is to provide a PVC pipe that is easy to connect, so as to solve the technical problem in the above background technology that the PVC pipe lacks a protective structure inside and is easily damaged.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a PVC pipe that is easy to connect, comprising: a PVC pipe body, a pressure-resistant layer installed on the inner side of the PVC pipe body, a mesh reinforcement layer installed on the inner side of the pressure-resistant layer, a corrosion-resistant layer installed on the inner side of the mesh reinforcement layer, the PVC pipe body, the pressure-resistant layer, the mesh reinforcement layer and the corrosion-resistant layer constitute a PVC pipe assembly, a connecting assembly is installed between two groups of the PVC pipe assemblies, the connecting assembly includes a first sealing ring installed on the outside of a group of PVC pipe bodies, a first connecting pipe is installed on the outside of the first sealing ring, a first positioning bolt is installed on the inside of the first connecting pipe, the first positioning bolt passes through the inner side of the first sealing ring, and the first positioning bolt is installed on the inner side of the PVC pipe body through a thread, an assembly pipe is installed at one end of the connecting pipe, and an external thread is installed on the outside of the assembly pipe.

[0007] Preferably, a second sealing ring is installed on the outside of another group of PVC pipe bodies, a mounting tube is installed on the outside of the second sealing ring, a second positioning bolt is installed through the inside of the mounting tube, and the second positioning bolt passes through the inside of the second sealing ring, and a rubber ring is installed at one end of the mounting tube, and the rubber ring is against one end of the PVC pipe body.

[0008] Preferably, a limiting ring is installed on the outer side of the mounting tube.

[0009] Preferably, a closing ring is installed on one side of the limiting ring.

[0010] Preferably, a sleeve is movably mounted on the outer side of the limiting ring, and the inner side of the sleeve is connected to the outer side of the external thread via a thread.

[0011] Preferably, a groove is provided on the inner side of the sleeve, and the limiting ring moves inside the groove.

[0012] Preferably, the assembly tube abuts against one side of the closing ring.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model is equipped with a PVC pipe body and a pressure-resistant layer. The PVC pipe body is fixed to the inner pressure-resistant layer to ensure the stability of the pressure-resistant layer. The pressure-resistant layer is made of a reinforcing material to ensure the stability of the pressure-resistant layer and prevent the pressure-resistant layer from deforming. It can effectively improve the deformation resistance of the PVC pipe body. The pressure-resistant layer is fixed to the inner mesh reinforcement layer to ensure the stability of the mesh reinforcement layer. The mesh reinforcement layer is composed of fiber material and rubber material to improve the strength of the mesh reinforcement layer and ensure the pressure resistance of the PVC pipe body. The mesh reinforcement layer is fixed to the inner corrosion-resistant layer. The corrosion-resistant layer is composed of corrosion-resistant material to improve the safety of the PVC pipe.

[0015] 2. The utility model is equipped with a telescopic rod, and the mounting tube is fixed to the second inner sealing ring. The mounting tube is installed on the outside of the PVC pipe body through the second sealing ring. The mounting tube is installed on the outside of the PVC pipe body through the second positioning bolt to ensure the stability of the mounting tube. The mounting tube is fixed to the outer limiting ring to ensure the stability of the limiting ring. One end of the limiting ring is fixed to the closing ring, and the outer side of the limiting ring limits the sleeve. The inner side of the sleeve is connected to the outer side of the external thread through a thread, which is convenient for users to assemble two groups of PVC pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the installation pipe structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the PVC pipe body structure of the present utility model.

[0020] In the figure: 1. PVC pipe body; 2. Pressure-resistant layer; 3. Mesh reinforcement layer; 4. Corrosion-resistant layer; 5. First positioning bolt; 6. First sealing ring; 7. Connecting pipe; 8. Assembly pipe; 9. External thread; 10. Mounting pipe; 11. Second positioning bolt; 12. Limiting ring; 13. Closing ring; 14. Rubber ring; 15. Sleeve; 16. Second sealing ring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0024] See also Figure 1 、 Figure 2 、 Figure 3 and Figure 4 A PVC pipe that is easy to connect, comprising: a PVC pipe body 1, a pressure-resistant layer 2 installed on the inner side of the PVC pipe body 1, a mesh reinforcement layer 3 installed on the inner side of the pressure-resistant layer 2, and a corrosion-resistant layer 4 installed on the inner side of the mesh reinforcement layer 3. The PVC pipe body 1, the pressure-resistant layer 2, the mesh reinforcement layer 3 and the corrosion-resistant layer 4 constitute a PVC pipe assembly;

[0025] The PVC pipe body 1 is fixed to the inner pressure-resistant layer 2 to ensure the stability of the pressure-resistant layer 2. The pressure-resistant layer 2 is made of reinforcing material to ensure the stability of the pressure-resistant layer 2 and prevent the pressure-resistant layer 2 from deformation, which can effectively improve the deformation resistance of the PVC pipe body 1. The pressure-resistant layer 2 is fixed to the inner mesh reinforcement layer 3 to ensure the stability of the mesh reinforcement layer 3. The mesh reinforcement layer 3 is composed of fiber material and rubber material to improve the strength of the mesh reinforcement layer 3 and ensure the pressure resistance of the PVC pipe body 1. The mesh reinforcement layer 3 is fixed to the inner corrosion-resistant layer 4. The corrosion-resistant layer 4 is composed of corrosion-resistant material to improve the safety of the PVC pipe.

[0026] A connecting assembly is installed between the two groups of PVC pipe assemblies, and the connecting assembly includes a first sealing ring 6 installed on the outside of a group of PVC pipe bodies 1, a first connecting pipe 7 is installed on the outside of the first sealing ring 6, a first positioning bolt 5 is installed on the inside of the first connecting pipe 7, the first positioning bolt 5 penetrates the inside of the first sealing ring 6, and the first positioning bolt 5 is installed on the inside of the PVC pipe body 1 through a thread, an assembly pipe 8 is installed at one end of the connecting pipe 7, an external thread 9 is installed on the outside of the assembly pipe 8, and the assembly pipe 8 is against one side of the closing ring 13;

[0027] The two sets of PVC pipe assemblies are connected together through a connecting assembly to ensure the stability of the PVC pipe assembly structure;

[0028] The outer side of the PVC pipe body 1 is movably connected to the first sealing ring 6, and the first sealing ring 6 fixes the outer first connecting pipe 7 to ensure the stability of the first connecting pipe 7. One end of the first connecting pipe 7 is fixedly connected to the assembly pipe 8. The inner side of the first connecting pipe 7 passes through the first positioning bolt 5. The first connecting pipe 7 is installed on the outer side of the PVC pipe body 1 through the first positioning bolt 5 to ensure the stability of the first connecting pipe 7. The outer side of the assembly pipe 8 is fixed to the external thread 9 to ensure the stability of the external thread 9.

[0029] A second sealing ring 16 is installed on the outside of the other group of PVC pipe bodies 1, and a mounting tube 10 is installed on the outside of the second sealing ring 16. A second positioning bolt 11 is installed on the inside of the mounting tube 10, and the second positioning bolt 11 passes through the inside of the second sealing ring 16. A rubber ring 14 is installed on one end of the mounting tube 10, and the rubber ring 14 is against one end of the PVC pipe body 1. A limiting ring 12 is installed on the outside of the mounting tube 10, and a closing ring 13 is installed on one side of the limiting ring 12. A sleeve 15 is movably installed on the outside of the limiting ring 12. The inner side of the sleeve 15 is connected to the outer side of the external thread 9 through a thread. A groove is opened on the inner side of the sleeve 15, and the limiting ring 12 moves inside the groove.

[0030] The mounting tube 10 is fixed to the inner second sealing ring 16, and the mounting tube 10 is installed on the outside of the PVC pipe body 1 through the second sealing ring 16. The mounting tube 10 is installed on the outside of the PVC pipe body 1 through the second positioning bolt 11 to ensure the stability of the mounting tube 10. The mounting tube 10 is fixed to the outer limiting ring 12 to ensure the stability of the limiting ring 12. One end of the limiting ring 12 is fixed to the closing ring 13. The outer side of the limiting ring 12 limits the sleeve 15. The inner side of the sleeve 15 is connected to the outer side of the external thread 9 through a thread, which is convenient for the user to assemble two groups of PVC pipes. The closing ring 13 is against one end of the assembly tube 8 to improve the sealing performance. One end of the mounting tube 10 is fixedly connected to the rubber ring 14, and the rubber ring 14 is against one end of the PVC pipe body 1 to avoid leakage.

[0031] Working principle: the outer side of the PVC pipe body 1 is movably connected with the first sealing ring 6, the first sealing ring 6 fixes the outer first connecting pipe 7 to ensure the stability of the first connecting pipe 7, one end of the first connecting pipe 7 is fixedly connected to the assembly pipe 8, the inner side of the first connecting pipe 7 passes through the first positioning bolt 5, the first connecting pipe 7 is installed on the outer side of the PVC pipe body 1 through the first positioning bolt 5, ensuring the stability of the first connecting pipe 7, the outer side of the assembly pipe 8 is fixed with the external thread 9 to ensure the stability of the external thread 9, the mounting pipe 10 is fixed to the inner second sealing ring 16, and the mounting pipe 10 is installed on the outer side of the PVC pipe body 1 through the second sealing ring 16 The mounting tube 10 is installed on the outside of the PVC pipe body 1 by the second positioning bolt 11 to ensure the stability of the mounting tube 10. The mounting tube 10 is fixed to the outer limiting ring 12 to ensure the stability of the limiting ring 12. One end of the limiting ring 12 is fixed to the closing ring 13. The outer side of the limiting ring 12 limits the sleeve 15. The inner side of the sleeve 15 is connected to the outer side of the external thread 9 through a thread, which is convenient for users to assemble two sets of PVC pipes. The closing ring 13 is against one end of the assembly tube 8 to improve the sealing performance. One end of the mounting tube 10 is fixedly connected to the rubber ring 14, and the rubber ring 14 is against one end of the PVC pipe body 1 to avoid leakage.

[0032] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A PVC pipe that is easy to connect, characterized in that: The invention comprises: a PVC pipe body (1), a pressure-resistant layer (2) is installed on the inner side of the PVC pipe body (1), a mesh reinforcement layer (3) is installed on the inner side of the pressure-resistant layer (2), a corrosion-resistant layer (4) is installed on the inner side of the mesh reinforcement layer (3), the PVC pipe body (1), the pressure-resistant layer (2), the mesh reinforcement layer (3) and the corrosion-resistant layer (4) constitute a PVC pipe assembly, a connecting assembly is installed between two groups of the PVC pipe assemblies, the connecting assembly comprises a first sealing ring (6) installed on the outer side of one group of PVC pipe bodies (1), a first connecting pipe (7) is installed on the outer side of the first sealing ring (6), a first positioning bolt (5) is installed on the inner side of the first connecting pipe (7), the first positioning bolt (5) penetrates the inner side of the first sealing ring (6), the first positioning bolt (5) is installed on the inner side of the PVC pipe body (1) by means of a thread, an assembly pipe (8) is installed on one end of the connection pipe (7), and an external thread (9) is installed on the outer side of the assembly pipe (8).

2. The PVC pipe material that is easy to connect according to claim 1, characterized in that: A second sealing ring (16) is installed on the outside of another group of PVC pipe bodies (1), a mounting tube (10) is installed on the outside of the second sealing ring (16), a second positioning bolt (11) is installed through the inside of the mounting tube (10), and the second positioning bolt (11) passes through the inside of the second sealing ring (16), and a rubber ring (14) is installed on one end of the mounting tube (10), and the rubber ring (14) is against one end of the PVC pipe body (1).

3. The PVC pipe material that is easy to connect according to claim 2, characterized in that: A limiting ring (12) is installed on the outer side of the installation tube (10).

4. The PVC pipe material that is easy to connect according to claim 3, characterized in that: A closing ring (13) is installed on one side of the limiting ring (12).

5. The PVC pipe material that is easy to connect according to claim 3, characterized in that: A sleeve (15) is movably mounted on the outer side of the limiting ring (12), and the inner side of the sleeve (15) is connected to the outer side of the external thread (9) through a thread.

6. The PVC pipe material that is easy to connect according to claim 5, characterized in that: A groove is provided on the inner side of the sleeve (15), and the limiting ring (12) moves inside the groove.

7. The PVC pipe material that is easy to connect according to claim 1, characterized in that: The assembly tube (8) abuts against one side of the closing ring (13).

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