Heat-resistant and wear-resistant PE pipeline

Abstract

The utility model relates to the technical field of pipelines, and discloses a heat-resistant and wear-resistant PE (polyethylene) pipeline, which comprises an outer layer, an inner layer and an outer layer, the connecting structure comprises a first connecting part and a second connecting part, the first connecting part comprises a first wear-resistant layer arranged in the outer layer, four groups of first clamping grooves are formed in the inner wall of the first wear-resistant layer, a high-temperature-resistant mineral wool layer is arranged in the outer layer, and four groups of first clamping plates are fixedly mounted on the outer wall of the high-temperature-resistant mineral wool layer; the first clamping plate is mounted in the first clamping groove in a clamping manner; the second connecting part comprises a second wear-resistant layer arranged in the outer layer, four sets of second clamping grooves are formed in the outer wall of the second wear-resistant layer, four sets of second clamping plates are fixedly installed in the high-temperature-resistant mineral wool layer, and the second clamping plates are installed in the second clamping grooves in a clamped mode, so that the purpose of connecting and reinforcing all layers in the pipeline is achieved; the connecting effect of all layers in the pipeline is improved, the service life of the device is prolonged, and the durability of the pipeline is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to pipeline technical field, concretely relates to a heat and wear resistant PE pipeline. BACKGROUND

[0002] The traditional PE pipeline has been widely applied in water supply, gas, drainage and other fields, but in some special environments, such as high temperature or wear resistance, its performance often cannot meet the requirements.

[0003] The utility model discloses a kind of high heat-resistant PE low-pressure buried gas pipelines, and the utility model belongs to gas pipeline technical field, especially for a kind of high heat-resistant PE low-pressure buried gas pipelines, including inner layer, the outer portion of the inner layer is equipped with reinforcing layer, the outer portion of the reinforcing layer is equipped with high-temperature mineral wool layer, the outer portion of the high-temperature mineral wool layer is equipped with buffer layer, the bottom of the buffer layer is equipped with wear layer, the outer portion of the wear layer is equipped with outer layer, the outer edge of the buffer layer is equipped with a plurality of mounting grooves, a plurality of support balls are equipped in the mounting groove, the support ball is made of rubber, the thickness of the inner layer and outer layer is 1-5 millimeters, the thickness of the reinforcing layer is 2-4 millimeters, the thickness of the high-temperature mineral wool layer is 1-2 millimeters, the utility model can improve the heat resistance of pipeline by setting high-temperature mineral wool layer, when continuously using in high temperature state, can effectively prevent the deformation of pipeline due to high temperature, even the condition of breakage and leakage, can guarantee the normal use of gas, improve the service life of pipeline.

[0004] But the above patent still has the following problems: the pipeline in the patent is mainly connected between each layer by glue. This connection mode has obvious disadvantages: in the long-term use process, especially in harsh use environment, such as high temperature, high pressure or the existence of corrosive medium, the glue may gradually age, fail, cause the separation of each layer. This not only can seriously affect the overall performance and safety of pipeline, but also can cause serious safety accidents.

[0005] Therefore, the utility model is provided. UTILITY MODEL CONTENT

[0006] To solve the technical problem that the connection effect between each layer in the pipeline is poor, the basic idea of the technical scheme of the utility model is:

[0007] A heat and wear resistant PE pipeline, comprising:

[0008] Outer layer, outer layer is cylindrical;

[0009] The connecting structure comprises a first connecting part and a second connecting part, the first connecting part comprises a first wear-resistant layer arranged in the inner part of the outer layer, four first clamping grooves are arranged on the inner wall of the first wear-resistant layer, a high-temperature-resistant mineral wool layer is arranged in the inner part of the outer layer, four first clamping plates are fixedly arranged on the outer wall of the high-temperature-resistant mineral wool layer, and the first clamping plates are clamped and arranged in the first clamping grooves.

[0010] As a preferred embodiment of the utility model, the second connecting part further comprises four third clamping grooves arranged in the inner part of the second wear-resistant layer, a heat insulation layer is arranged in the inner part of the outer layer, four third clamping plates are fixedly arranged on the outer wall of the heat insulation layer, and the third clamping plates are clamped and arranged in the third clamping grooves.

[0011] As a preferred embodiment of the utility model, an inner tube is fixedly arranged on the inner wall of the heat insulation layer, and the inner wall of the outer layer is tightly attached to the outer wall of the first wear-resistant layer.

[0012] As a preferred embodiment of the utility model, a hole is arranged in the first clamping plate, a buffer layer plate is fixedly arranged in the hole, and the outer wall of the high-temperature-resistant mineral wool layer is tightly attached to the inner wall of the first wear-resistant layer.

[0013] As a preferred embodiment of the utility model, the outer wall of the second wear-resistant layer is tightly attached to the inner wall of the high-temperature-resistant mineral wool layer, and the outer wall of the heat insulation layer is tightly attached to the inner wall of the second wear-resistant layer.

[0014] As a preferred embodiment of the utility model, the outer walls of the first wear-resistant layer, the high-temperature-resistant mineral wool layer, the second wear-resistant layer and the heat insulation layer are all coated with an adhesive.

[0015] As a preferred embodiment of the utility model, the thickness of the outer layer and the inner tube is -mm, the thickness of the first wear-resistant layer and the heat insulation layer is -mm, the thickness of the second wear-resistant layer is -mm, and the thickness of the high-temperature-resistant mineral wool layer is -mm.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1. The utility model realizes the connection and reinforcement of the layers in the pipeline, improves the connection effect of the layers in the pipeline, prolongs the service life of the device, and improves the durability of the pipeline.

[0018] 2. The utility model realizes the buffering and protection of the pipeline, weakens the impact on the pipeline, improves the protection effect of the pipeline, improves the stability of the device, and improves the safety of the device.

[0019] 3. The purpose of connecting and protecting the pipeline, heat and wear-resistant protection of the pipeline, prolonging the service life of the pipeline, improving the protection strength of the device, and optimizing the use experience of the device.

[0020] The specific embodiments of the present application will be further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0021] In the drawings:

[0022] Figure 1 is a front view of the present application;

[0023] Figure 2 is a split schematic view of the present application;

[0024] Figure 3 is a first wear-resistant layer structure schematic view of the present application;

[0025] Figure 4 is a high-temperature-resistant mineral wool layer structure schematic view of the present application;

[0026] Figure 5 is a second wear-resistant layer structure schematic view of the present application;

[0027] Figure 6 is a heat insulation layer structure schematic view of the present application.

[0028] In the drawings: 10, outer layer; 11, first wear-resistant layer; 12, high-temperature-resistant mineral wool layer; 13, second wear-resistant layer; 14, heat insulation layer; 15, inner tube; 16, first clamping groove; 17, first clamping plate; 18, buffer layer plate; 19, second clamping plate; 20, second clamping groove; 21, third clamping groove; 22, third clamping plate. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present application. The following embodiments are used to illustrate the present application.

[0030] Embodiment one: a heat and wear-resistant PE pipeline, specifically as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, it comprises an outer layer 10, the outer layer 10 is cylindrical; a connecting structure, the connecting structure comprises a first connecting part and a second connecting part, the first connecting part comprises a first wear-resistant layer 11 arranged inside the outer layer 10, four groups of first clamping grooves 16 are arranged on the inner wall of the first wear-resistant layer 11, a high-temperature-resistant mineral wool layer 12 is arranged inside the outer layer 10, four groups of first clamping plates 17 are fixedly installed on the outer wall of the high-temperature-resistant mineral wool layer 12, and the first clamping plates 17 are clamped and installed inside the first clamping grooves 16; the second connecting part comprises a second wear-resistant layer 13 arranged inside the outer layer 10, four groups of second clamping grooves 20 are arranged on the outer wall of the second wear-resistant layer 13, and four groups of second clamping plates 19 are fixedly installed inside the high-temperature-resistant mineral wool layer 12. The first clamping plates 17 are clamped and installed inside the first clamping grooves 16, and the second clamping plates 19 are clamped and installed inside the second clamping grooves 20.

[0031] As shown in Figure 1 , Figure 2 and Figure 6 , the second connecting part further comprises four groups of third clamping grooves 21 arranged inside the second wear-resistant layer 13, a heat insulation layer 14 is arranged inside the outer layer 10, four groups of third clamping plates 22 are fixedly installed on the outer wall of the heat insulation layer 14, and the third clamping plates 22 are clamped and installed inside the third clamping grooves 21. The third clamping plates 22 are clamped and installed inside the third clamping grooves 21.

[0032] According to the above, through the structures of the outer layer 10, the first wear-resistant layer 11, the high-temperature-resistant mineral wool layer 12, the second wear-resistant layer 13, the heat insulation layer 14, the first clamping grooves 16, the first clamping plates 17, the buffer layer plates 18, the second clamping plates 19, the second clamping grooves 20, the third clamping grooves 21 and the third clamping plates 22, the purpose of connecting and reinforcing the layers inside the pipeline is achieved, the connection effect of the layers inside the pipeline is improved, the service life of the device is prolonged, and the durability of the pipeline is improved.

[0033] Example Two: Based on example one, as shown in Figure 1 and Figure 2 , an inner pipe 15 is fixedly installed on the inner wall of the heat insulation layer 14, and the inner wall of the outer layer 10 is tightly attached to the outer wall of the first wear-resistant layer 11.

[0034] As shown in Figure 1 , Figure 2 and Figure 4 , a hole is arranged in the first clamping plate 17, a buffer layer plate 18 is fixedly installed in the hole, and the outer wall of the high-temperature-resistant mineral wool layer 12 is tightly attached to the inner wall of the first wear-resistant layer 11. The pipeline is protected by the buffer layer plate 18, and the impact on the outside of the pipeline is buffered.

[0035] According to the above, through the structure of the first wear-resistant layer 11, the high-temperature-resistant mineral wool layer 12, the heat insulation layer 14, the inner tube 15, the first clamping plate 17, and the buffer layer plate 18, the purpose of buffering and protecting the pipeline is achieved, the impact on the pipeline is weakened, the protection effect of the pipeline is improved, the stability of the device is improved, and the safety of the device is improved.

[0036] Example three: on the basis of example one and example two, as shown in Figure 1 and Figure 2 , the outer wall of the second wear-resistant layer 13 is tightly attached to the inner wall of the high-temperature-resistant mineral wool layer 12, and the outer wall of the heat insulation layer 14 is tightly attached to the inner wall of the second wear-resistant layer 13.

[0037] As shown in Figure 1 and Figure 2 , the outer wall of the first wear-resistant layer 11, the high-temperature-resistant mineral wool layer 12, the second wear-resistant layer 13, and the heat insulation layer 14 are all coated with an adhesive. Coating the adhesive increases the connection effect of each layer inside the pipeline.

[0038] As shown in Figure 1 and Figure 2 , the thickness of the outer layer 10 and the inner tube 15 is 1-5mm, the thickness of the first wear-resistant layer 11 and the heat insulation layer 14 is 1-3mm, the thickness of the second wear-resistant layer 13 is 2-4mm, and the thickness of the high-temperature-resistant mineral wool layer 12 is 2-3mm.

[0039] In summary, through the structure of the outer layer 10, the first wear-resistant layer 11, the high-temperature-resistant mineral wool layer 12, the second wear-resistant layer 13, the heat insulation layer 14, and the inner tube 15, the purpose of connecting and protecting the pipeline is achieved, the pipeline is protected from heat and wear, the service life of the pipeline is improved, the protection strength of the device is improved, and the use experience of the device is optimized.

[0040] Working principle: pipeline is mainly composed of outer layer 10, connecting structure, heat insulation layer 14 and inner tube 15 etc. Outer layer 10 is cylindrical, as the outermost layer protection of pipeline. Connecting structure includes first connecting part and second connecting part, which are connected by clamping way, in first connecting part, first wear-resistant layer 11 is arranged in the inside of outer layer 10, and four groups of first clamping grooves 16 are formed on the inner wall of first wear-resistant layer 11. High temperature resistant mineral wool layer 12 is arranged between outer layer 10 and first wear-resistant layer 11, and four groups of first clamping plates 17 are fixed on the outer wall of high temperature resistant mineral wool layer 12, which are clamped in the first clamping grooves 16 of first wear-resistant layer 11, to realize first layer connecting reinforcement. In second connecting part, second wear-resistant layer 13 is also arranged in the inside of outer layer 10, and four groups of second clamping grooves 20 are formed on the outer wall of second wear-resistant layer 13. Four groups of second clamping plates 19 are fixed in the inside of high temperature resistant mineral wool layer 12, which are clamped in the second clamping grooves 20 of second wear-resistant layer 13, to realize second layer connecting reinforcement. In addition, four groups of third clamping grooves 21 are formed in the inside of second wear-resistant layer 13, and four groups of third clamping plates 22 are fixed on the outer wall of heat insulation layer 14, which are clamped in the third clamping grooves 21, to realize third layer connecting reinforcement. Heat insulation layer 14 is arranged in the inside of second wear-resistant layer 13, and inner tube 15 is fixed and installed on the inner wall of heat insulation layer 14, as the innermost layer of pipeline. The inner wall of outer layer 10 is close to the outer wall of first wear-resistant layer 11, the outer wall of second wear-resistant layer 13 is close to the inner wall of high temperature resistant mineral wool layer 12, and the outer wall of heat insulation layer 14 is close to the inner wall of second wear-resistant layer 13, to ensure that there is no gap between layers. In order to increase the connecting effect of each layer in the pipeline, the outer wall of first wear-resistant layer 11, high temperature resistant mineral wool layer 12, second wear-resistant layer 13 and heat insulation layer 14 is coated with adhesive. In addition, the inside of first clamping plate 17 is provided with a hole, and buffer layer plate 18 is fixed and installed in the hole, to buffer the impact on the outside of pipeline, improve the wear resistance and heat resistance of pipeline, and the thickness of each layer is also carefully designed to ensure the strength and durability of pipeline. The thickness of outer layer 10 and inner tube 15 is 1-5mm, the thickness of first wear-resistant layer 11 and heat insulation layer 14 is 1-3mm, the thickness of second wear-resistant layer 13 is 2-4mm, and the thickness of high temperature resistant mineral wool layer 12 is 2-3mm.

[0041] It can be understood that the utility model is described through some embodiments, and the person skilled in the art knows that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

Claims

1. A heat-resistant and wear-resistant PE pipe, characterized in that, include: The outer layer (10) is cylindrical; The connection structure includes a first connection part and a second connection part. The first connection part includes a first wear-resistant layer (11) disposed inside the outer layer (10). Four sets of first snap-fit ​​grooves (16) are provided on the inner wall of the first wear-resistant layer (11). A high-temperature resistant mineral wool layer (12) is disposed inside the outer layer (10). Four sets of first snap-fit ​​plates (17) are fixedly installed on the outer wall of the high-temperature resistant mineral wool layer (12). The first snap-fit ​​plates (17) are snap-fitted into the inside of the first snap-fit ​​grooves (16). The second connection part includes a second wear-resistant layer (13) disposed inside the outer layer (10). Four sets of second snap-fit ​​grooves (20) are provided on the outer wall of the second wear-resistant layer (13). Four sets of second snap-fit ​​plates (19) are fixedly installed inside the high-temperature resistant mineral wool layer (12). The second snap-fit ​​plates (19) are snap-fitted into the inside of the second snap-fit ​​grooves (20).

2. The heat-resistant and wear-resistant PE pipe according to claim 1, characterized in that, The second connecting part also includes four sets of third snap-fit ​​grooves (21) opened inside the second wear-resistant layer (13). The outer layer (10) is provided with a heat insulation layer (14). Four sets of third snap-fit ​​plates (22) are fixedly installed on the outer wall of the heat insulation layer (14). The third snap-fit ​​plates (22) are snap-fitted into the interior of the third snap-fit ​​grooves (21).

3. The heat-resistant and wear-resistant PE pipe according to claim 2, characterized in that, An inner tube (15) is fixedly installed on the inner wall of the heat insulation layer (14), and the inner wall of the outer layer (10) is in close contact with the outer wall of the first wear-resistant layer (11).

4. The heat-resistant and wear-resistant PE pipe according to claim 1, characterized in that, The first snap-fit ​​plate (17) has an opening inside, and a buffer layer plate (18) is fixedly installed inside the opening. The outer wall of the high-temperature resistant mineral wool layer (12) is in close contact with the inner wall of the first wear-resistant layer (11).

5. The heat-resistant and wear-resistant PE pipe according to claim 1, characterized in that, The outer wall of the second wear-resistant layer (13) is in close contact with the inner wall of the high-temperature resistant mineral wool layer (12), and the outer wall of the heat insulation layer (14) is in close contact with the inner wall of the second wear-resistant layer (13).

6. The heat-resistant and wear-resistant PE pipe according to claim 1, characterized in that, Adhesive is applied to the outer walls of the first wear-resistant layer (11), the high-temperature resistant mineral wool layer (12), the second wear-resistant layer (13), and the heat insulation layer (14).

7. The heat-resistant and wear-resistant PE pipe according to claim 1, characterized in that, The outer layer (10) and inner tube (15) have a thickness of 1-5 mm, the first wear-resistant layer (11) and heat insulation layer (14) have a thickness of 1-3 mm, the second wear-resistant layer (13) has a thickness of 2-4 mm, and the high-temperature resistant mineral wool layer (12) has a thickness of 2-3 mm.

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