Spiral thermal insulation pipe with anti-corrosion function

Abstract

The utility model discloses a spiral thermal insulation pipe with anticorrosion function, which comprises an inner ring, an outer ring and a connecting device, the outer side surface of the inner ring is fixedly connected with a thermal insulation layer, the outer side surface of the thermal insulation layer is fixedly connected with a buffer layer, and the outer side surface of the buffer layer is fixedly connected with an anti-termite layer. An outer ring is fixedly connected to the outer side face of the insect and ant prevention layer, an anti-corrosion layer is sprayed to the outer side face of the outer ring, threaded protruding blocks are fixedly connected to the outer side face of the outer ring, reinforcing plates are fixedly connected to the outer side of the inner ring at equal angles, a connecting device is installed at the outer end of the left side of the outer ring, and the heat preservation layer is made of polyurethane heat preservation materials. The outer side of the reinforcing plate is fixedly connected with the inner side of the outer ring at equal angles, and the connecting device is formed by combining a connecting ring, a through hole, a storage groove, a threaded rod and a clamping plate. According to the spiral heat preservation pipe with the anti-corrosion function, the heat preservation pipe has the anti-corrosion function conveniently, the heat preservation pipe is reinforced conveniently, and two sets of heat preservation pipes are connected and fixed conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field related to thermal insulation pipes, in particular to a spiral thermal insulation pipe with an anti-corrosion function. Background Art

[0002] Spiral insulated pipe is the abbreviation of insulated pipe. The insulated pipe is used for the transportation of liquids, gases and other media, and is used in thermal insulation projects of pipelines in petroleum, chemical, aerospace, military, central heating, central air conditioning, municipal and other industries.

[0003] The Chinese utility model patent with reference authorization announcement number CN213361374U discloses an iron spiral polyurethane insulated pipe, which relates to the technical field related to the insulation pipe, including a working steel pipe and a polyurethane insulation layer. The outer side of the working steel pipe is fixedly provided with a polyurethane insulation layer, and the outer side of the polyurethane insulation layer is fixedly connected to the inner wall of the outer protective pipe through a spiral buffer plate. The outer protective pipe is sleeved on the polyurethane insulation layer, and a buffer layer is fixedly provided in the cavity formed between the inner wall of the outer protective pipe, the polyurethane insulation layer and the spiral buffer plate, and a protective layer is fixedly provided on the outer side of the outer protective pipe. The utility model utilizes a honeycomb structure for the buffer layer, and aerogel powder can be filled in the buffer layer, and the aerogel powder can be used to further improve the insulation effect, and the spirally arranged iron outer protective pipe and the protective layer can be used to improve the support strength of the polyurethane insulation layer and the service life of the outer protective pipe;

[0004] However, the existing technology has the problem that the insulation pipe is easily corroded after being used for a long time, which makes it inconvenient to make the insulation pipe have anti-corrosion function, and the insulation pipe is easily damaged by heavy impact, which makes it inconvenient to reinforce the insulation pipe, and the insulation pipe is in sections, which makes it inconvenient to connect and fix two insulation pipes. For this reason, we propose a spiral insulation pipe with anti-corrosion function to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a spiral insulated pipe with anti-corrosion function to solve the problems in the prior art proposed in the above background technology that the insulation pipe is easily corroded after a long period of use, it is not convenient to make the insulation pipe have the anti-corrosion function, the insulation pipe is easily damaged by a heavy blow, it is not convenient to reinforce the insulation pipe, and the insulation pipe is in sections, which is not convenient to connect and fix two insulation pipes.

[0006] To achieve the above object, the utility model provides the following technical solution: a spiral thermal insulation pipe with anti-corrosion function, comprising an inner ring, an outer ring and a connecting device, the outer side of the inner ring is fixedly connected with a thermal insulation layer, the outer side of the thermal insulation layer is fixedly connected with a buffer layer, and the outer side of the buffer layer is fixedly connected with an insect and ant-proof layer;

[0007] The outer side of the insect-proof layer is fixedly connected to an outer ring, and the outer side of the outer ring is sprayed with an anti-corrosion layer, and the outer side of the outer ring is fixedly connected to a threaded protrusion, the outer side of the inner ring is fixedly connected to a reinforcement plate at an equal angle, and a connecting device is installed at the left outer end of the outer ring.

[0008] Preferably, the thermal insulation layer is made of polyurethane thermal insulation material.

[0009] Preferably, the outer side of the reinforcement plate is fixedly connected to the inner side of the outer ring at equal angles.

[0010] Preferably, the connecting device is composed of a connecting ring, a through hole, a storage groove, a threaded rod and a clamping plate. A through hole is provided in the middle of the connecting ring, and storage grooves are provided on the left and right outer ends of the connecting ring. The upper and lower sides of the left and right outer ends of the connecting ring are threadedly connected to the threaded rod, and the inner side of the threaded rod is rotatably connected to the clamping plate.

[0011] Preferably, the storage groove is connected to the inner ring and the outer ring in a nested manner, and the upper and lower ends of the outer side of the outer ring are clamped by clamping plates.

[0012] Preferably, the clamping plate is raised and lowered in the storage slot by a threaded rod.

[0013] Preferably, the inner side of the storage groove fits with the inner side of the inner ring.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the spiral insulation pipe with anti-corrosion function is convenient for making the insulation pipe have anti-corrosion function, convenient for reinforcing the insulation pipe, and convenient for connecting and fixing two groups of insulation pipes;

[0015] 1. The outer surface of the outer ring of the insulation pipe is sprayed with an anti-corrosion layer, which protects the outer layer of the insulation pipe from the influence of external substances, slows down the corrosion and aging of the wall of the insulation pipe, prolongs the service life of the insulation pipe, and makes the insulation pipe have anti-corrosion function;

[0016] 2. The insulation pipe is composed of an inner ring and an outer ring. A number of reinforcement plates are fixedly connected at equal angles between the inner ring and the outer ring. The reinforcement plates support the inner ring and the outer ring so that there is something between the inner ring and the outer ring to support them and prevent them from bending easily, which is convenient for reinforcing the insulation pipe.

[0017] 3. A connecting device is connected to the left side of the insulation pipe. Both ends of the insulation pipe are stuck in the storage groove. The two ends of the insulation pipe are clamped by the clamping plate. Storage grooves are opened on the left and right sides of the connecting device to facilitate the connection and fixation of two sets of insulation pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view cutaway structure of the utility model;

[0019] Figure 2 It is a side view cutaway structural schematic diagram of the utility model;

[0020] Figure 3 This is a perspective structural diagram of the utility model;

[0021] Figure 4 It is a perspective structural diagram of the connecting device of the utility model.

[0022] In the figure: 1. inner ring; 2. thermal insulation layer; 3. buffer layer; 4. insect and ant-proof layer; 5. outer ring; 6. anti-corrosion layer; 7. threaded protrusion; 8. reinforcement plate; 9. connecting device; 901. connecting ring; 902. through hole; 903. storage groove; 904. threaded rod; 905. splint. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4 The utility model provides a technical solution: a spiral insulation pipe with anti-corrosion function, including an inner ring 1, an insulation layer 2, a buffer layer 3, an insect and ant proof layer 4, an outer ring 5, an anti-corrosion layer 6, a threaded protrusion 7, a reinforcement plate 8, a connecting device 9, a connecting ring 901, a through hole 902, a storage groove 903, a threaded rod 904 and a clamping plate 905.

[0025] The outer side of the inner ring 1 is fixedly connected with an insulation layer 2, and the insulation layer 2 only needs to be made of polyurethane insulation material. The outer side of the insulation layer 2 is fixedly connected with a buffer layer 3 to increase the buffering degree of the insulation pipe. The outer side of the buffer layer 3 is fixedly connected with an insect-proof layer 4 to prevent the insulation layer 2 and the buffer layer 3 inside the insulation pipe from being damaged by insects and ants. The outer side of the insect-proof layer 4 is fixedly connected with an outer ring 5, and the outer side of the outer ring 5 is sprayed with an anti-corrosion layer 6. The anti-corrosion layer 6 mainly makes the insulation pipe have an anti-corrosion function. The outer side of the outer ring 5 is fixedly connected with a threaded protrusion 7. The outer side of the inner ring 1 is fixedly connected with a plurality of reinforcement plates 8 at equal angles. The outer side of the reinforcement plate 8 is fixedly connected with the inner side of the outer ring 5 at equal angles. The reinforcement plate 8 increases the support between the inner ring 1 and the outer ring 5.

[0026] The left end of the insulation pipe is connected with a connecting device 9, which is composed of a connecting ring 901, a through hole 902, a storage groove 903, a threaded rod 904 and a clamping plate 905. A through hole 902 is opened in the middle of the connecting ring 901, and the through hole 902 is communicated with the inner side of the inner ring 1. Storage grooves 903 are opened on the left and right outer ends of the connecting ring 901. Both ends of the insulation pipe are embedded in the storage grooves 903. The outer side of the storage groove 903 fits with the outer side of the outer ring 5, and the inner side of the storage groove 903 fits with the inner side of the inner ring 1. The connecting ring 90 1 is threadedly connected to the upper and lower sides of the outer ends of the left and right sides of the spiral insulation pipe 904, and the inner side of the threaded rod 904 is rotatably connected to the clamping plate 905. The clamping plate 905 is lifted and lowered in the storage groove 903 by the threaded rod 904. The threaded rod 904 can be rotated to move the clamping plate 905 in the storage groove 903 to clamp the insulation pipe. The two insulation pipes are connected and fixed by the connecting device 9. The above is to complete a series of operations of the spiral insulation pipe with anti-corrosion function. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0027] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0028] 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 spiral thermal insulation pipe with an anti-corrosion function, comprising an inner ring (1), an outer ring (5) and a connecting device (9), characterized in that: The outer side surface of the inner ring (1) is fixedly connected to a heat-insulating layer (2), the outer side surface of the heat-insulating layer (2) is fixedly connected to a buffer layer (3), and the outer side surface of the buffer layer (3) is fixedly connected to an insect-proof layer (4); The outer side surface of the insect-proof layer (4) is fixedly connected to an outer ring (5), and the outer side surface of the outer ring (5) is sprayed with an anti-corrosion layer (6), and the outer side surface of the outer ring (5) is fixedly connected to a threaded protrusion (7), the outer side of the inner ring (1) is fixedly connected to a reinforcing plate (8) at an equal angle, and a connecting device (9) is installed on the left outer end of the outer ring (5).

2. The spiral insulation pipe with anti-corrosion function according to claim 1, characterized in that: The thermal insulation layer (2) is made of polyurethane thermal insulation material.

3. The spiral insulation pipe with anti-corrosion function according to claim 1, characterized in that: The outer side of the reinforcing plate (8) is fixedly connected to the inner side of the outer ring (5) at equal angles.

4. The spiral insulation pipe with anti-corrosion function according to claim 1, characterized in that: The connecting device (9) is composed of a connecting ring (901), a through hole (902), a storage groove (903), a threaded rod (904) and a clamping plate (905); a through hole (902) is provided in the middle of the connecting ring (901), and storage grooves (903) are provided at the left and right outer ends of the connecting ring (901); the threaded rod (904) is threadedly connected to the upper and lower sides of the left and right outer ends of the connecting ring (901), and the clamping plate (905) is rotatably connected to the inner side of the threaded rod (904).

5. The spiral insulation pipe with anti-corrosion function according to claim 4, characterized in that: The storage groove (903) is connected to the inner ring (1) and the outer ring (5) in a nested manner, and the upper and lower ends of the outer side of the outer ring (5) are clamped by clamping plates (905).

6. The spiral insulation pipe with anti-corrosion function according to claim 4, characterized in that: The clamping plate (905) is raised and lowered in the storage groove (903) by a threaded rod (904).

7. The spiral insulation pipe with anti-corrosion function according to claim 4, characterized in that: The inner side of the storage groove (903) fits in with the inner side of the inner ring (1).

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