Corrosion-resistant moisture-proof buried PVC pipe protection device

Abstract

The utility model relates to the technical field of PVC (polyvinyl chloride) pipe protection devices, and provides a corrosion-resistant moisture-proof buried PVC pipe protection device which comprises a PVC pipe and an upper protection shell. The protective structure is arranged, the insulating layers are made of polyurethane foam insulating materials and have good insulativity, heat insulation and moisture resistance, the first corrosion-resistant layer and the second corrosion-resistant layer are corrosion-resistant cold winding belts, operation is easy and convenient, the corrosion-resistant performance is very high, the waterproof performance is high, the strength is good, and the protective structure is not affected by the environment greatly; the first damp-proof layer, the second damp-proof layer and the third damp-proof layer are waxed cloth layers, acrylic acid waterproof coatings and rubber and plastic sponges respectively, the first damp-proof layer and the second damp-proof layer can effectively conduct damp-proof protection on the PVC pipe, meanwhile, the insulating layer is prevented from being damaged, the third damp-proof layer has the heat preservation and anti-freezing effects, the PVC pipe is protected against low-temperature damage, and the service life of the PVC pipe is prolonged. Therefore, the moisture-proof and anti-corrosion capability of the PVC pipe is improved, and the service life of the PVC pipe is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC pipe protection devices, in particular to a corrosion-resistant and moisture-proof buried PVC pipe protection device. Background Art

[0002] PVC pipe protectors are designed to protect PVC pipes from damage by external factors, ensuring the normal operation and safety of the pipeline system, while a corrosion-resistant and moisture-proof buried PVC pipe protector is a protective casing designed for underground cables and pipelines, designed to provide physical protection, corrosion resistance and moisture resistance;

[0003] The existing PVC pipe protection device does not have a good moisture-proof and anti-corrosion structure during use. The buried PVC pipe is easily damaged when it is in a humid environment for a long time or contacts corrosive objects, thereby shortening the service life of the PVC pipe. Utility Model Content

[0004] The utility model aims to provide a corrosion-resistant and moisture-proof buried PVC pipe protection device, so as to solve the defect that the existing PVC pipe protection device is inconvenient for protection.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a corrosion-resistant and moisture-proof buried PVC pipe protection device, comprising a PVC pipe and an upper protective shell;

[0006] The PVC pipe comprises an upper protective shell, a lower protective shell, a connecting structure, a protective structure and a buffer structure, wherein the upper protective shell is arranged on one side of the PVC pipe, and the lower protective shell is arranged on the other side of the PVC pipe;

[0007] The outer sides of the upper protective shell and the lower protective shell are both provided with a connecting structure;

[0008] A protective structure is arranged inside the upper protective shell and the lower protective shell, and a buffer structure is arranged inside the PVC pipe.

[0009] Preferably, the connecting structure includes a first connecting plate, a second connecting plate, a fixing groove, an adjusting tube, a fixing bolt, a threaded rod, a threaded groove and a rotating block, the first connecting plates are fixed to both sides of the upper protective shell, the second connecting plates are fixed to both sides of the lower protective shell, fixing grooves are provided on both sides of the first connecting plate, an adjusting tube is provided inside the fixing groove, fixing bolts are provided inside the adjusting tube and the first connecting plate, a threaded rod is provided inside the adjusting tube, a threaded groove is provided on the outer side of the threaded rod inside the second connecting plate, and a rotating block is fixed to the bottom end of the threaded rod.

[0010] Preferably, two groups of the first connecting plate and the second connecting plate are provided, and the first connecting plate and the second connecting plate are symmetrically distributed on both sides of the upper protective shell and the lower protective shell respectively, and four groups of fixing grooves are provided, and the fixing grooves are symmetrically distributed on both sides of the inside of the first connecting plate respectively, and the first connecting plate is fixedly connected to the adjusting tube by fixing bolts, and the inside of the adjusting tube is provided with an internal thread matching the outer side of the threaded rod, and the adjusting tube is threadedly connected to the threaded rod, and the bottom end of the threaded rod extends through the inside of the threaded groove to the bottom end of the second connecting plate and is fixedly connected to the top end of the rotating block.

[0011] Preferably, the protective structure includes an insulating layer, a first corrosion-resistant layer, a first moisture-proof layer, a second moisture-proof layer, a third moisture-proof layer and a second corrosion-resistant layer, the insulating layer is arranged inside the upper protective shell and the lower protective shell, the first corrosion-resistant layer is arranged on one side of the insulating layer, the first moisture-proof layer is arranged on one side of the first corrosion-resistant layer, the second moisture-proof layer is arranged on one side of the first moisture-proof layer, the third moisture-proof layer is arranged on one side of the second moisture-proof layer, and the second corrosion-resistant layer is arranged on one side of the third moisture-proof layer.

[0012] Preferably, the insulating layer is a polyurethane foam insulating material, the first corrosion-resistant layer and the second corrosion-resistant layer are anti-corrosion cold wrapping tapes, and the first moisture-proof layer, the second moisture-proof layer and the third moisture-proof layer are waxed cloth layers, acrylic waterproof coatings and rubber-plastic sponges, respectively.

[0013] Preferably, the buffer structure includes a buffer airbag, a connecting air pipe, a sealing plug and an air nozzle. The buffer airbag is arranged inside the PVC tube. Connecting air pipes are arranged at both ends of the buffer airbag. Sealing plugs are arranged at both ends of the PVC tube. An air nozzle is arranged at one end of the sealing plug.

[0014] Preferably, the buffer airbags are provided in several groups, and the buffer airbags are evenly distributed inside the PVC tube. One end of the connecting air pipe passes through the interior of the sealing plug and is fixedly connected to one end of the air nozzle. The sealing plugs are provided in two groups, and the sealing plugs are symmetrically distributed on both sides of the inside of the PVC tube.

[0015] The utility model provides a corrosion-resistant and moisture-proof buried PVC pipe protection device, which has the advantages of:

[0016] By providing a connection structure, one end of the adjusting tube is inserted into the interior of the fixing groove and fixedly connected to the first connecting plate through a fixing bolt, the threaded rod is fixedly connected to the second connecting plate through the threaded groove, and the threaded rod is threadedly connected to the adjusting tube. The threaded rod is driven to rotate by rotating the rotating block, so that the adjusting tube moves upward on the outer side of the threaded rod, and the distance between the first connecting plate and the second connecting plate can be adjusted, that is, the diameter between the upper protective shell and the lower protective shell is adjusted, so that the upper protective shell and the lower protective shell can be suitable for PVC pipes of different diameters, thereby facilitating adjustment and quick installation;

[0017] By providing a protective structure and an insulating layer, the insulating layer is a polyurethane foam insulating material with good insulation, heat insulation and moisture resistance. The first corrosion-resistant layer and the second corrosion-resistant layer are anti-corrosion cold wrapping tapes, which are easy to operate, have strong anti-corrosion performance, high waterproof performance, good strength, and are not greatly affected by the environment. The first moisture-proof layer, the second moisture-proof layer and the third moisture-proof layer are waxed cloth layers, acrylic waterproof coatings and rubber-plastic sponges respectively. The first moisture-proof layer and the second moisture-proof layer can effectively protect the PVC pipe from moisture and also prevent the insulation layer from being damaged. The third moisture-proof layer has the effect of heat preservation and antifreeze, protecting the PVC pipe from low temperature damage, thereby improving the moisture-proof and anti-corrosion capabilities of the PVC pipe and increasing the service life of the PVC pipe.

[0018] By providing a buffer structure, by providing multiple groups of buffer air bags inside the PVC pipe and connecting them with connecting air pipes, by pinching the air nozzle, the gas in the air nozzle enters into the buffer air bag through the connecting air pipe, and then the buffer air bag is inflated to fill the gap inside the upper protective shell, thereby protecting the PVC pipe from being squeezed and damaged by external pressure. At the same time, by providing a sealing plug, the pipe opening of the PVC pipe is well blocked and protected, and the purpose of sealing is also achieved, and the sealing effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0022] Figure 4 It is a side cross-sectional structural schematic diagram of the utility model;

[0023] Figure 5 For the utility model Figure 4 Enlarged structural diagram at B in the middle.

[0024] Explanation of the reference numerals in the figure: 1, PVC pipe; 101, upper protective shell; 102, lower protective shell; 103, connecting structure; 1031, first connecting plate; 1032, second connecting plate; 1033, fixing groove; 1034, adjusting tube; 1035, fixing bolt; 1036, threaded rod; 1037, threaded groove; 1038, rotating block; 104, protective structure; 1041, insulating layer; 1042, first corrosion-resistant layer; 1043, first moisture-proof layer; 1044, second moisture-proof layer; 1045, third moisture-proof layer; 1046, second corrosion-resistant layer; 105, buffer structure; 1051, buffer airbag; 1052, connecting air pipe; 1053, sealing plug; 1054, air nozzle. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 The utility model provides a corrosion-resistant and moisture-proof buried PVC pipe protection device, which includes a PVC pipe 1 and an upper protective shell 101.

[0027] Reference Figure 1 , Figure 4 and Figure 5As shown, the PVC pipe 1 includes an upper protective shell 101, a lower protective shell 102, a connecting structure 103, a protective structure 104 and a buffer structure 105. The upper protective shell 101 is arranged on one side of the PVC pipe 1, and the lower protective shell 102 is arranged on the other side of the PVC pipe 1. The outer sides of the upper protective shell 101 and the lower protective shell 102 are both provided with connecting structures 103. The connecting structure 103 includes a first connecting plate 1031, a second connecting plate 1032, a fixing groove 1033, and an adjusting pipe 103. 4. Fixing bolts 1035, threaded rods 1036, threaded grooves 1037 and rotating blocks 1038. The first connecting plates 1031 are fixed to both sides of the upper protective shell 101. The second connecting plates 1032 are fixed to both sides of the lower protective shell 102. The first connecting plate 1031 is provided with fixing grooves 1033 on both sides. The fixing grooves 1033 are provided with adjusting tubes 1034. The adjusting tubes 1034 and the first connecting plate 1031 are provided with fixing bolts 1035. The adjusting tube 1034 is provided with a threaded rod 1036 inside, a threaded groove 1037 is provided on the outside of the threaded rod 1036 inside the second connecting plate 1032, a rotating block 1038 is fixed to the bottom end of the threaded rod 1036, two groups of the first connecting plate 1031 and the second connecting plate 1032 are provided, and the first connecting plate 1031 and the second connecting plate 1032 are symmetrically distributed on both sides of the upper protective shell 101 and the lower protective shell 102, respectively, and the fixing groove 1033 is provided with four groups, and the fixing groove 1033 is provided with four groups. 033 are symmetrically distributed on both sides of the first connecting plate 1031, the first connecting plate 1031 is fixedly connected to the adjusting tube 1034 by fixing bolts 1035, the interior of the adjusting tube 1034 is provided with an internal thread matching the outer side of the threaded rod 1036, the adjusting tube 1034 is threadedly connected to the threaded rod 1036, the bottom end of the threaded rod 1036 extends through the inside of the thread groove 1037 to the bottom end of the second connecting plate 1032 and is fixedly connected to the top of the rotating block 1038.

[0028] Insert one end of the adjusting tube 1034 into the fixing groove 1033 and fix it to the first connecting plate 1031 through the fixing bolt 1035, and the threaded rod 1036 is fixedly connected to the second connecting plate 1032 through the threaded groove 1037. At the same time, the threaded rod 1036 is threadedly connected to the adjusting tube 1034, and the threaded rod 1036 is driven to rotate by rotating the rotating block 1038, so that the adjusting tube 1034 moves upward on the outside of the threaded rod 1036, and then the distance between the first connecting plate 1031 and the second connecting plate 1032 can be adjusted, that is, the diameter between the upper protective shell 101 and the lower protective shell 102 is adjusted, so that the upper protective shell 101 and the lower protective shell 102 can be suitable for PVC pipes of different diameters, which is convenient for adjustment and quick installation.

[0029] Reference Figure 2 and Figure 4As shown, a protective structure 104 is provided inside the upper protective shell 101 and the lower protective shell 102. The protective structure 104 includes an insulating layer 1041, a first corrosion-resistant layer 1042, a first moisture-proof layer 1043, a second moisture-proof layer 1044, a third moisture-proof layer 1045 and a second corrosion-resistant layer 1046. The insulating layer 1041 is provided inside the upper protective shell 101 and the lower protective shell 102, a first corrosion-resistant layer 1042 is provided on one side of the insulating layer 1041, and a first moisture-proof layer 1043 is provided on one side of the first corrosion-resistant layer 1042. 043, a second moisture-proof layer 1044 is arranged on one side of the first moisture-proof layer 1043, a third moisture-proof layer 1045 is arranged on one side of the second moisture-proof layer 1044, a second corrosion-resistant layer 1046 is arranged on one side of the third moisture-proof layer 1045, the insulating layer 1041 is a polyurethane foam insulating material, the first corrosion-resistant layer 1042 and the second corrosion-resistant layer 1046 are anti-corrosion cold wrapping tapes, the first moisture-proof layer 1043, the second moisture-proof layer 1044 and the third moisture-proof layer 1045 are waxed cloth layers, acrylic waterproof coatings and rubber-plastic sponges respectively.

[0030] By setting the insulating layer 1041, the insulating layer 1041 is a polyurethane foam insulating material with good insulation, heat insulation and moisture resistance. The first corrosion-resistant layer 1042 and the second corrosion-resistant layer 1046 are anti-corrosion cold wrapping tapes, which are easy to operate, have strong anti-corrosion performance, high waterproof performance, good strength, and are not greatly affected by the environment. The first moisture-proof layer 1043, the second moisture-proof layer 1044 and the third moisture-proof layer 1045 are wax cloth layers, acrylic waterproof coatings and rubber-plastic sponges respectively. The first moisture-proof layer 1043 and the second moisture-proof layer 1044 can effectively protect the PVC pipe 1 from moisture, and also prevent the insulating layer 1041 from being damaged. The third moisture-proof layer 1045 has the effect of heat preservation and antifreeze, protecting the PVC pipe 1 from low temperature damage, thereby improving the moisture-proof and corrosion-resistant capabilities of the PVC pipe 1 and increasing the service life of the PVC pipe 1.

[0031] Reference Figure 1-Figure 3 As shown, a buffer structure 105 is provided inside the PVC tube 1, and the buffer structure 105 includes a buffer airbag 1051, a connecting air pipe 1052, a sealing plug 1053 and an air nozzle 1054. The buffer airbag 1051 is provided inside the PVC tube 1, and connecting air pipes 1052 are provided at both ends of the buffer airbag 1051. Sealing plugs 1053 are provided at both ends of the inside of the PVC tube 1, and an air nozzle 1054 is provided at one end of the sealing plug 1053. Several groups of buffer airbags 1051 are provided, and the buffer airbags 1051 are evenly distributed inside the PVC tube 1. One end of the connecting air pipe 1052 passes through the inside of the sealing plug 1053 and is fixedly connected to one end of the air nozzle 1054. Two groups of sealing plugs 1053 are provided, and the sealing plugs 1053 are symmetrically distributed on both sides of the inside of the PVC tube 1.

[0032] By setting multiple groups of buffer air bags 1051 inside the PVC pipe 1 and connecting them with connecting air pipes 1052, by pinching the air nozzle 1054, the gas in the air nozzle 1054 enters into the buffer air bag 1051 through the connecting air pipe 1052, and then the buffer air bag 1051 is inflated to fill the gap inside the upper protective shell 101, thereby protecting the PVC pipe 1 from being squeezed and damaged by external pressure. At the same time, by setting the sealing plug 1053, the pipe mouth of the PVC pipe 1 is well blocked and protected, and the purpose of sealing is also achieved, and the sealing effect is good.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A corrosion-resistant and moisture-proof buried PVC pipe protection device, comprising a PVC pipe (1) and an upper protective shell (101); Features: The PVC pipe (1) comprises an upper protective shell (101), a lower protective shell (102), a connecting structure (103), a protective structure (104) and a buffer structure (105); the upper protective shell (101) is arranged on one side of the PVC pipe (1), and the lower protective shell (102) is arranged on the other side of the PVC pipe (1); The outer sides of the upper protective shell (101) and the lower protective shell (102) are both provided with a connecting structure (103); A protective structure (104) is provided inside the upper protective shell (101) and the lower protective shell (102), and a buffer structure (105) is provided inside the PVC pipe (1).

2. The corrosion-resistant and moisture-proof buried PVC pipe protection device according to claim 1 is characterized in that: The connection structure (103) comprises a first connection plate (1031), a second connection plate (1032), a fixing groove (1033), an adjusting tube (1034), a fixing bolt (1035), a threaded rod (1036), a threaded groove (1037) and a rotating block (1038), wherein the first connection plates (1031) are fixed to both sides of the upper protective shell (101), the second connection plates (1032) are fixed to both sides of the lower protective shell (102), and the two insides of the first connection plates (1031) are fixed to the two sides of the upper protective shell (101). A fixing groove (1033) is provided on both sides, an adjusting tube (1034) is provided inside the fixing groove (1033), fixing bolts (1035) are provided inside the adjusting tube (1034) and the first connecting plate (1031), a threaded rod (1036) is provided inside the adjusting tube (1034), a threaded groove (1037) is provided on the outer side of the threaded rod (1036) inside the second connecting plate (1032), and a rotating block (1038) is fixed to the bottom end of the threaded rod (1036).

3. The corrosion-resistant and moisture-proof buried PVC pipe protection device according to claim 2 is characterized in that: The first connecting plate (1031) and the second connecting plate (1032) are each provided with two groups, and the first connecting plate (1031) and the second connecting plate (1032) are respectively symmetrically distributed on both sides of the upper protective shell (101) and the lower protective shell (102). The fixing grooves (1033) are provided with four groups, and the fixing grooves (1033) are respectively symmetrically distributed on both sides inside the first connecting plate (1031). The first connecting plate (1031) is fixedly connected to the adjusting tube (1034) by fixing bolts (1035). The inside of the adjusting tube (1034) is provided with an internal thread matching the outer side of the threaded rod (1036). The adjusting tube (1034) is threadedly connected to the threaded rod (1036). The bottom end of the threaded rod (1036) passes through the inside of the threaded groove (1037) and extends to the bottom end of the second connecting plate (1032) and is fixedly connected to the top end of the rotating block (1038).

4. The corrosion-resistant and moisture-proof buried PVC pipe protection device according to claim 1 is characterized in that: The protective structure (104) comprises an insulating layer (1041), a first corrosion-resistant layer (1042), a first moisture-proof layer (1043), a second moisture-proof layer (1044), a third moisture-proof layer (1045) and a second corrosion-resistant layer (1046); the insulating layer (1041) is arranged inside the upper protective shell (101) and the lower protective shell (102); the first corrosion-resistant layer (1042) is arranged on one side of the insulating layer (1041); the first moisture-proof layer (1043) is arranged on one side of the first corrosion-resistant layer (1042); the second moisture-proof layer (1044) is arranged on one side of the first moisture-proof layer (1043); the third moisture-proof layer (1045) is arranged on one side of the second moisture-proof layer (1044); and the second corrosion-resistant layer (1046) is arranged on one side of the third moisture-proof layer (1045).

5. The corrosion-resistant and moisture-proof buried PVC pipe protection device according to claim 4 is characterized in that: The insulating layer (1041) is a polyurethane foam insulating material, the first corrosion-resistant layer (1042) and the second corrosion-resistant layer (1046) are anti-corrosion cold wrapping tapes, and the first moisture-proof layer (1043), the second moisture-proof layer (1044) and the third moisture-proof layer (1045) are waxed cloth layers, acrylic waterproof coatings and rubber-plastic sponges, respectively.

6. The corrosion-resistant and moisture-proof buried PVC pipe protection device according to claim 1 is characterized by: The buffer structure (105) comprises a buffer airbag (1051), a connecting air pipe (1052), a sealing plug (1053) and an air nozzle (1054); the buffer airbag (1051) is arranged inside the PVC tube (1); connecting air pipes (1052) are arranged at both ends of the buffer airbag (1051); sealing plugs (1053) are arranged at both ends of the PVC tube (1); and an air nozzle (1054) is arranged at one end of the sealing plug (1053).

7. The corrosion-resistant and moisture-proof buried PVC pipe protection device according to claim 6 is characterized by: The buffer airbags (1051) are provided in a plurality of groups, and the buffer airbags (1051) are distributed at equal intervals inside the PVC tube (1). One end of the connecting air pipe (1052) passes through the interior of the sealing plug (1053) and is fixedly connected to one end of the air nozzle (1054). The sealing plugs (1053) are provided in two groups, and the sealing plugs (1053) are symmetrically distributed on both sides inside the PVC tube (1).

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