Wear-resistant and cold-resistant polyethylene double-wall corrugated pipeline

Abstract

The utility model relates to a wear-resistant cold-resistant polyethylene double-wall corrugated pipeline which comprises a corrugated pipeline body and a reinforcing layer, a connecting assembly is arranged outside the corrugated pipeline body, the two ends of the corrugated pipeline body are fixedly connected with a connecting cylinder and a connecting sleeve respectively, the bottom of the connecting sleeve is fixedly connected with a fixing block, and the fixing block is fixedly connected with the reinforcing layer. The interior of the fixing block is fixedly connected with two fixing rods. According to the wear-resistant and cold-resistant polyethylene double-wall corrugated pipeline, by arranging the connecting mechanism, a plurality of ethylene double-wall corrugated pipelines can be conveniently connected and installed, the ethylene double-wall corrugated pipelines can be conveniently disassembled and maintained, and the problem that in the installation and use process of the polyethylene double-wall corrugated pipelines, the wear-resistant and cold-resistant polyethylene double-wall corrugated pipelines cannot be damaged is solved. The problems that multiple polyethylene double-wall corrugated pipes are inconvenient to connect, the polyethylene double-wall corrugated pipes are inconvenient to maintain and replace, the working intensity of installation personnel is increased, and the practicability of the polyethylene double-wall corrugated pipes is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of corrugated pipes, in particular to a wear-resistant and cold-resistant polyethylene double-wall corrugated pipe. Background Art

[0002] Bellows refers to a tubular elastic sensitive element connected by foldable corrugated sheets along the folding and stretching direction. Bellows are widely used in instruments and meters. Their main purpose is to be used as a measuring element for pressure measuring instruments to convert pressure into displacement or force. The bellows has a thinner wall and higher sensitivity. The measuring range is from tens of Pa to tens of MPa. Its open end is fixed, the sealed end is in a free state, and an auxiliary coil spring or reed is used to increase the elasticity. When working, it stretches along the length of the tube under the action of internal pressure, causing the movable end to produce a displacement that is related to the pressure.

[0003] Please refer to a PE double-wall corrugated pipe with announcement number CN218678312U, comprising an inner pipe, the interior of the inner pipe is provided with an inner anti-corrosion layer, a first anti-static layer and a strengthening layer in sequence from the inside to the outside, the outer wall of the inner pipe strengthening layer is fixedly connected with a first arc-shaped pad, the first arc-shaped pad is fixedly connected with the outer pipe on the side away from the inner pipe, the outer wall of the outer pipe is provided with corrugated protrusions and corrugated arcs, the interior of the outer pipe is provided with an outer anti-corrosion layer, a second anti-static layer and a wear-resistant layer in sequence from the inside to the outside, the interior of the outer pipe is provided with a second arc-shaped pad, when the corrugated pipe is subjected to a large pressure, the outer pipe presses the first arc-shaped pad and the second arc-shaped pad downward, so that the first arc-shaped pad and the second arc-shaped pad are deformed to reduce pressure, the outer wall of the second arc-shaped pad is slidably connected to the outer wall of the first arc-shaped pad to provide support force to each other, thereby ensuring the strength of the corrugated pipe, thereby achieving the effect of ensuring the strength of the corrugated pipe while improving its toughness and stress.

[0004] However, in this patent, during the installation and use of the polyethylene double-wall corrugated pipe, it is inconvenient to connect multiple polyethylene double-wall corrugated pipes, and it is not convenient to maintain and replace the polyethylene double-wall corrugated pipes, which increases the workload of the installers and affects the practicality of the polyethylene double-wall corrugated pipes. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a wear-resistant and cold-resistant polyethylene double-wall corrugated pipe, which has the advantages of easy connection and easy disassembly and assembly. It solves the problem that during the installation and use of the polyethylene double-wall corrugated pipe, it is inconvenient to connect multiple polyethylene double-wall corrugated pipes, it is inconvenient to maintain and replace the polyethylene double-wall corrugated pipes, which increases the work intensity of the installers and affects the practicality of the polyethylene double-wall corrugated pipe.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wear-resistant and cold-resistant polyethylene double-wall corrugated pipe, comprising a corrugated pipe body and a reinforcement layer, wherein a connecting assembly is arranged outside the corrugated pipe body;

[0007] The two ends of the corrugated pipe body are respectively fixedly connected with a connecting tube and a connecting sleeve, the bottom of the connecting sleeve is fixedly connected with a fixed block, the interior of the fixed block is fixedly connected with two fixing rods, the outsides of the two fixing rods are rotatably connected with a first arc block and a second arc block, the first arc block and the second arc block are respectively fixedly connected on one side opposite to each other with a connecting block, the internal threads of the two connecting blocks are connected with a threaded rod, and the first arc block and the second arc block are fixedly connected on one side opposite to each other with a limiting arc block that passes through the connecting sleeve.

[0008] Furthermore, the reinforcement layer is bonded to the outside of the corrugated pipe body, and the thickness of the reinforcement layer is four millimeters.

[0009] Furthermore, a threaded hole is provided inside the connection block, and the threaded rod is threadedly connected to the connection block through the threaded hole.

[0010] Furthermore, a slot is provided on the outside of the connecting tube, and the size of the slot is adapted to the limiting arc block.

[0011] Furthermore, two through grooves are formed on the outside of the connecting sleeve, and the limiting arc block passes through the connecting sleeve through the through grooves.

[0012] Furthermore, a rubber sealing ring is fixedly connected to the interior of the connecting sleeve, and the size of the rubber sealing ring is adapted to the connecting sleeve.

[0013] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0014] The wear-resistant and cold-resistant polyethylene double-wall corrugated pipe is convenient for connecting and installing a plurality of polyethylene double-wall corrugated pipes by providing a connecting mechanism, and is convenient for disassembling and maintaining the polyethylene double-wall corrugated pipes. This solves the problem that during the installation and use of the polyethylene double-wall corrugated pipes, it is inconvenient to connect a plurality of polyethylene double-wall corrugated pipes, and it is inconvenient to maintain and replace the polyethylene double-wall corrugated pipes, which increases the work intensity of the installers and affects the practicality of the polyethylene double-wall corrugated pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front view of the structure of the utility model;

[0016] Figure 2 It is a side sectional view of the structure of the utility model;

[0017] Figure 3It is a three-dimensional diagram of the corrugated pipe body structure of the utility model.

[0018] In the figure: 1, corrugated pipe body; 2, reinforcement layer; 3, connecting tube; 301, slot; 4, connecting sleeve; 401, through slot; 5, fixing block; 6, fixing rod; 7, first arc block; 8, second arc block; 9, connecting block; 901, threaded hole; 10, threaded rod; 11, limit arc block; 12, rubber sealing ring. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-3 In this embodiment, a wear-resistant and cold-resistant polyethylene double-wall corrugated pipe includes a corrugated pipe body 1 and a reinforcement layer 2, and a connecting component is arranged outside the corrugated pipe body 1.

[0021] In this embodiment, the reinforcing layer 2 is bonded to the outside of the corrugated pipe body 1, and the thickness of the reinforcing layer 2 is four millimeters. The corrugated pipe body 1 is a polyethylene double-wall corrugated pipe. Polyethylene is very sensitive to environmental stress, chemical and mechanical effects, and can be processed by the molding method of general thermoplastics. Polyethylene has a wide range of uses, mainly used to make films, packaging materials, containers, pipes, monofilaments, wires and cables, daily necessities, etc., and can be used as high-frequency insulation materials for televisions, radars, etc. The reinforcing layer 2 is an aluminum foil tape. The aluminum foil tape has good barrier properties and can effectively block the intrusion of external substances such as oxygen, water vapor, light and odor, and maintain the stability of the internal environment. The aluminum foil tape also has strong mechanical properties, and its pressure resistance, tear resistance, and heat resistance make it able to play an excellent bonding effect at higher temperatures and extreme environments. The aluminum foil tape is a composite of polyethylene film and aluminum foil, and has moisture-proof, sound insulation, heat insulation and other properties. It is widely used in the fields of construction, aerospace, etc., and is used to enhance the cold resistance of the corrugated pipe body 1 and reduce the wear of the corrugated pipe body 1.

[0022] Among them, the two ends of the corrugated pipe body 1 are respectively fixedly connected with a connecting tube 3 and a connecting sleeve 4, the size of the connecting tube 3 is adapted to the size of the connecting tube 4, the connecting tube 3 of the corrugated pipe body 1 is sleeved with the connecting sleeve 4 of another corrugated pipe body 1, and the corrugated pipe body 1 is connected. The inside of the connecting sleeve 4 is fixedly connected with a rubber sealing ring 12, the size of the rubber sealing ring 12 is adapted to the connecting tube 3, the connecting tube 3 is sleeved with the connecting sleeve 4, the inner wall of the rubber sealing ring 12 is tightly fitted with the connecting tube 3, and the connecting tube is increased. 3 and the connecting sleeve 4, which is convenient for connecting and using multiple corrugated pipe bodies 1. A fixing block 5 is fixedly connected to the bottom of the connecting sleeve 4. Two fixing rods 6 are fixedly connected to the inside of the fixing block 5. The outsides of the two fixing rods 6 are rotatably connected to the first arc block 7 and the second arc block 8 respectively, which is convenient for rotating the first arc block 7 and the second arc block 8. For connecting and fixing multiple corrugated pipe bodies 1, it is convenient for users to disassemble and maintain the corrugated pipe body 1, thereby improving the practicality of the corrugated pipe body 1.

[0023] Among them, the first arc block 7 and the second arc block 8 are fixedly connected to the opposite side with a connecting block 9, the two connecting blocks 9 are internally threadedly connected with a threaded rod 10, a threaded hole 901 is provided inside the connecting block 9, and the threaded rod 10 is threadedly connected to the connecting block 9 through the threaded hole 901, and the two connecting blocks 9 are connected to fix the first arc block 7 and the second arc block 8. The first arc block 7 and the second arc block 8 are fixedly connected to the opposite side with a limiting arc block 11 that penetrates the connecting sleeve 4, and the outside of the connecting tube 3 is provided with a card slot 301, the size of the slot 301 is compatible with the limiting arc block 11, the limiting arc block 11 is connected with the connecting tube 3 through the slot 301, and the connecting tube 3 is limited and fixed, which is convenient for users to connect multiple corrugated pipe bodies 1 and reduce the loosening and falling off of the connection of the corrugated pipe bodies 1. Two through slots 401 are opened on the outside of the connecting sleeve 4. The limiting arc block 11 penetrates the connecting sleeve 4 through the through slots 401, which is convenient for the limiting arc block 11 to be connected with the connecting tube 3 and to limit and fix the connecting tube 3.

[0024] The beneficial effects of the above embodiments are:

[0025] The wear-resistant and cold-resistant polyethylene double-wall corrugated pipe is convenient for connecting and installing a plurality of polyethylene double-wall corrugated pipes by providing a connecting mechanism, and is convenient for disassembling and maintaining the polyethylene double-wall corrugated pipes. This solves the problem that during the installation and use of the polyethylene double-wall corrugated pipes, it is inconvenient to connect a plurality of polyethylene double-wall corrugated pipes, and it is inconvenient to maintain and replace the polyethylene double-wall corrugated pipes, which increases the work intensity of the installers and affects the practicality of the polyethylene double-wall corrugated pipes.

[0026] The working principle of the above embodiment is:

[0027] When installing the wear-resistant and cold-resistant polyethylene double-wall corrugated pipe, the user sleeves the connecting tube 3 of the corrugated pipe body 1 with the connecting sleeve 4 of another corrugated pipe body 1, and then rotates the first arc block 7 and the second arc block 8 to make the two limiting arc blocks 11 pass through the connecting sleeve 4 and clamp with the connecting tube 3, and finally threadedly connects with the two connecting blocks 9 through the threaded rod 10 to limit and fix the first arc block 7 and the second arc block 8, so as to achieve the purpose of connecting multiple polyethylene double-wall corrugated pipes, which is convenient for users to disassemble and maintain the polyethylene double-wall corrugated pipes.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wear-resistant and cold-resistant polyethylene double-wall corrugated pipe, comprising a corrugated pipe body (1) and a reinforcement layer (2), characterized in that: A connecting component is arranged outside the corrugated pipe body (1); The two ends of the corrugated pipe body (1) are respectively fixedly connected with a connecting cylinder (3) and a connecting sleeve (4); the bottom of the connecting sleeve (4) is fixedly connected with a fixing block (5); the interior of the fixing block (5) is fixedly connected with two fixing rods (6); the exteriors of the two fixing rods (6) are respectively rotatably connected with a first arc block (7) and a second arc block (8); the first arc block (7) and the second arc block (8) are fixedly connected with a connecting block (9) on one side opposite to the other; the interiors of the two connecting blocks (9) are threadedly connected with a threaded rod (10); the first arc block (7) and the second arc block (8) are fixedly connected with a limiting arc block (11) penetrating the connecting sleeve (4) on one side opposite to the other.

2. The wear-resistant and cold-resistant polyethylene double-wall corrugated pipe according to claim 1, characterized in that: The reinforcement layer (2) is bonded to the outside of the corrugated pipe body (1), and the thickness of the reinforcement layer (2) is four millimeters.

3. The wear-resistant and cold-resistant polyethylene double-wall corrugated pipe according to claim 1, characterized in that: A threaded hole (901) is provided inside the connection block (9), and the threaded rod (10) is threadedly connected to the connection block (9) through the threaded hole (901).

4. The wear-resistant and cold-resistant polyethylene double-wall corrugated pipe according to claim 1, characterized in that: The connecting tube (3) is provided with a clamping groove (301) on the outside, and the size of the clamping groove (301) is adapted to the limiting arc block (11).

5. The wear-resistant and cold-resistant polyethylene double-wall corrugated pipe according to claim 1, characterized in that: Two through grooves (401) are provided on the outside of the connecting sleeve (4), and the limiting arc block (11) passes through the connecting sleeve (4) through the through grooves (401).

6. The wear-resistant and cold-resistant polyethylene double-wall corrugated pipe according to claim 1, characterized in that: A rubber sealing ring (12) is fixedly connected to the interior of the connecting sleeve (4), and the size of the rubber sealing ring (12) is compatible with that of the connecting tube (3).

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