Thermal insulation pipe capable of reducing steam heat loss

Abstract

The utility model provides a heat preservation pipe capable of reducing steam heat loss. The heat preservation pipe comprises a baffle, a heat preservation cavity, a supporting plate, a notch, an electric heating wire and a first heat preservation layer. The heat preservation chamber is arranged between the first heat preservation layer and the outer wall of the pipeline, and the heat preservation chamber performs heat preservation through the electric heating wire, so that the temperature of the outer wall of the pipeline is consistent with the temperature of steam in the pipeline all the time, and the loss of steam heat is effectively prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of steam pipes, in particular to a heat-insulating pipe capable of reducing steam heat loss. Background Art

[0002] Steam pipes are piping systems used to transport high-temperature, high-pressure steam. They are a crucial component of industrial production, responsible for delivering the generated steam to wherever it's needed. They are used for heating, ventilation, air conditioning, and industrial applications. Currently, to reduce heat loss and prevent condensation, steam pipes are typically insulated. Traditional steam pipes simply consist of a single layer of polyethylene foam injected into the pipe to create a thermal insulation layer. However, this layer is ineffective due to its limited thermal insulation. Utility Model Content

[0003] The purpose of the present invention is to design an insulation pipe that reduces steam heat loss, so as to solve the problems raised by the background technology. To achieve the above purpose, the present invention provides the following technical solutions: comprising a baffle fixed to the outer wall of the pipe, an insulation chamber is provided between the baffle and the outer wall of the pipe, a plurality of support plates are distributed circumferentially inside the insulation chamber, a plurality of notches are provided on the support plates, a heating wire is coiled in the notches, the heating wire passes through each of the support plates, a gap exists between the heating wire and the top of the insulation chamber and the outer wall of the pipe, a first insulation layer is provided on the outer wall of the insulation chamber, and temperature sensors are provided inside the pipe and the insulation chamber.

[0004] Furthermore, a second insulation layer is provided between the inner walls on both sides of the insulation chamber.

[0005] Furthermore, a plurality of columns are provided on the support plate, the heating wire is fixed to the columns via iron wire, and the heating wire is located on the columns between adjacent support plates.

[0006] Furthermore, the support plates are connected via a support ring, a first isolation layer is provided between the first thermal insulation layer and the support ring, and a first anti-corrosion layer is coated on an outer wall of the first isolation layer.

[0007] Furthermore, the first thermal insulation layer is formed by winding a rectangular thermal insulation layer on the outer wall of the first isolation layer, and after winding, the butt joints of the rectangular thermal insulation layers are bonded by glue.

[0008] Furthermore, the outer wall of the first thermal insulation layer is also covered with an aluminum foil reflective layer.

[0009] Furthermore, it also includes a second isolation layer wrapped around the outside of the aluminum foil reflective layer through a cable tie, and the second isolation layer is formed by bending a stainless steel sheet.

[0010] Furthermore, the stainless steel sheet is provided with a belt groove for placing the cable tie.

[0011] Furthermore, the outer wall of the second isolation layer is covered with a waterproof heat shrink tube.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: an insulation chamber is provided between the first insulation layer of the present invention and the outer wall of the pipeline, and the insulation chamber is insulated by an electric heating wire, so that the temperature of the outer wall of the pipeline is always consistent with the steam temperature inside the pipeline, thereby effectively preventing the loss of steam heat. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0015] Figure 2 A partial cross-sectional schematic diagram of this utility model;

[0016] Figure 3 It is a schematic diagram of the local structure of the connection between the support plate and the support ring.

[0017] Among them: 1. Pipe; 2. Waterproof heat shrink tube; 3. Heating wire; 4. Cable tie; 5. Notch; 6. Aluminum foil reflective layer; 7. Support plate; 8. Second isolation layer; 9. First insulation layer; 10. Insulation chamber; 11. Baffle; 12. Second insulation layer; 13. First isolation layer; 14. Column; 15. Support ring. DETAILED DESCRIPTION

[0018] In order to further illustrate the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the following is a detailed description of the specific implementation method, structure, characteristics and effects of the present invention in combination with the accompanying drawings and preferred embodiments.

[0019] Example: Please refer to Figure 1-3, an insulation pipe for reducing steam heat loss, comprising a baffle 11 fixed to the outer wall of the pipe 1, an insulation chamber 10 is provided between the baffle 11 and the outer wall of the pipe 1, a plurality of support plates 7 are distributed circumferentially inside the insulation chamber 10, a plurality of notches 5 are provided on the support plate 7, a heating wire 3 is coiled in the notch 5, the heating wire 3 passes through each support plate 7, and a first insulation layer 9 is provided on the outer wall of the insulation chamber 10; therefore, the present invention provides an insulation chamber 10 between the first insulation layer 9 and the pipe 1, and insulates the insulation chamber 10 through the heating wire 3, so that the outer wall of the pipe 1 is in a certain temperature, thereby preventing the outside of the pipe 1 from exchanging heat with the steam inside the pipe 1 through the pipe wall, thereby further ensuring the constant temperature of the steam inside the pipe 1, thereby effectively reducing the loss of steam heat; in addition, temperature sensors are provided inside the pipe 1 and the insulation chamber 10, which are convenient for controlling the temperature inside the insulation chamber 10 while ensuring that the temperature of the pipe 1 and the insulation chamber 10 are consistent; and there are gaps between the heating wire 3 and the top of the insulation chamber 10 and the outer wall of the pipe, which prevents the local temperature of the outer wall of the pipe 1 from being too high, thereby affecting the constant temperature of the steam inside the pipe 1.

[0020] In this embodiment, a second insulation layer 12 is provided between the inner walls on both sides of the insulation chamber 10, wherein the first insulation layer 9 and the second insulation layer 12 are made of the same material. In addition, the first insulation layer 9 is formed by winding a rectangular insulation layer on the outer wall of the first insulation layer. After winding, the butt joints of the rectangular insulation layers are bonded by glue, which facilitates the installation of the structure; and a number of columns 14 are provided on the support plate 7, and the heating wire 3 is fixed to the columns 14 by iron wire, and the heating wire 3 is located on the columns 14 between adjacent support plates 7, which is convenient for winding and fixing the heating wire 3; the support plates 7 are connected by support rings 15, and a first insulation layer 13 is provided between the first insulation layer 9 and the support ring 15, and a first anti-corrosion layer is coated on the outer wall of the first insulation layer 13, which facilitates the installation of the first insulation layer 9 and prevents the first insulation layer 9 from sinking from the gap between adjacent support plates 7; wherein, the first insulation layer 13 can be made of steel sheets, steel sheets After bending, it is welded to the baffle 11, and the support ring 15 helps prevent the steel sheet from deforming, thereby facilitating the installation of the first insulation layer 9; in addition, the outer wall of the first insulation layer 9 is also covered with an aluminum foil reflective layer 6, which can reflect most of the heat radiation, reduce heat loss, and thus improve the insulation effect. In addition, the aluminum foil also has anti-corrosion and anti-oxidation properties, which can prevent the insulation material from being directly exposed to the air and being oxidized and corroded, thereby extending its service life; in addition, the present invention also includes a second isolation layer 8 wrapped around the outside of the aluminum foil reflective layer 6 by a cable tie 4. The second isolation layer 8 is formed by bending a stainless steel sheet to prevent the aluminum foil reflective layer 6 from falling off or tearing; and the stainless steel sheet is provided with a belt groove for placing the cable tie 4, which makes the structure of the present invention more compact; and the outer wall of the second isolation layer 8 is covered with a waterproof heat shrink tube 2, which is rainproof and helps prevent the stainless steel sheet from rusting, thereby improving the service life of the present invention.

[0021] Working principle of the embodiment: In the present invention, an insulation chamber 10 is provided between the first insulation layer 9 and the pipeline 1, and the insulation chamber 10 is insulated by the heating wire 3, so that the temperature of the outer wall of the pipeline 1 is consistent with that of the steam inside the pipeline 1, thereby preventing the outside of the pipeline 1 from exchanging heat with the steam inside the pipeline 1 through the pipe wall, further ensuring the constant temperature of the steam inside the pipeline 1, thereby effectively reducing the loss of steam heat.

[0022] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or there may be an intermediate element. The terms "upper," "lower," "left," "right," "front," "rear," and similar expressions used herein are for illustrative purposes only.

[0023] The above description is merely a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any person skilled in the art can make some changes or modifications to equivalent embodiments using the technical contents disclosed above without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An insulation pipe for reducing steam heat loss, characterized by: The invention comprises a baffle (11) fixed on the outer wall of the pipeline (1), a heat preservation chamber (10) is provided between the baffle (11) and the outer wall of the pipeline (1), a plurality of support plates (7) are distributed circumferentially inside the heat preservation chamber (10), a plurality of notches (5) are provided on the support plates (7), a heating wire (3) is coiled in the notches (5), the heating wire (3) passes through each of the support plates (7), a gap exists between the heating wire (3) and the top of the heat preservation chamber (10) and the outer wall of the pipeline (1), a first heat preservation layer (9) is provided on the outer wall of the heat preservation chamber (10), and temperature sensors are provided inside the pipeline (1) and the heat preservation chamber (10).

2. The heat-insulating pipe for reducing steam heat loss according to claim 1, characterized in that: A second thermal insulation layer (12) is provided between the inner walls on both sides of the thermal insulation chamber (10).

3. The heat-insulating pipe for reducing steam heat loss according to claim 1, characterized in that: A plurality of columns (14) are provided on the support plate (7), the heating wire (3) is fixed to the columns (14) via iron wire, and the heating wire (3) is located on the columns (14) between adjacent support plates (7).

4. The heat-insulating pipe for reducing steam heat loss according to claim 1, characterized in that: The support plates (7) are connected via a support ring (15), a first isolation layer (13) is provided between the first thermal insulation layer (9) and the support ring (15), and a first anti-corrosion layer is coated on the outer wall of the first isolation layer (13).

5. The heat-insulating pipe for reducing steam heat loss according to claim 4, characterized in that: The first thermal insulation layer (9) is formed by winding a rectangular thermal insulation layer on the outer wall of the first isolation layer (13), and after winding, the butt joints of the rectangular thermal insulation layers are bonded by glue.

6. The heat-insulating pipe for reducing steam heat loss according to claim 1, characterized in that: The outer wall of the first thermal insulation layer (9) is also coated with an aluminum foil reflective layer (6).

7. The heat-insulating pipe for reducing steam heat loss according to claim 6, characterized in that: It also includes a second isolation layer (8) wrapped around the outside of the aluminum foil reflective layer (6) through a cable tie (4), and the second isolation layer (8) is formed by bending a stainless steel sheet.

8. The heat-insulating pipe for reducing steam heat loss according to claim 7, characterized in that: The stainless steel sheet is provided with a belt groove for placing the tie (4).

9. The heat-insulating pipe for reducing steam heat loss according to claim 7, characterized in that: The outer wall of the second isolation layer (8) is covered with a waterproof heat shrink tube (2).

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