Energy-saving heat insulation protective sleeve for gas pipeline engineering

Abstract

The utility model relates to the technical field of gas pipeline protection, in particular to an energy-saving heat-insulating protective sleeve for gas pipeline engineering, which comprises a fixing ring, a fixing layer and a heat-insulating layer, and is characterized in that the fixing layer comprises a plurality of fixing pieces and a buffer piece, the fixing pieces are fixed on the outer side of the buffer piece, one end of each fixing piece is connected with an extension piece, and the other end of each fixing piece is connected with the heat-insulating layer. The multiple extension pieces are bent towards the inner side of the buffer piece, the inner sides of the buffer piece and the extension pieces are fixedly connected with the heat preservation layer, the heat preservation layer comprises multiple first heat preservation blocks, multiple second heat preservation blocks and multiple clamping blocks, the first heat preservation blocks are fixedly connected with the extension pieces, and the second heat preservation blocks and the clamping blocks are fixedly connected with the buffer piece. According to the heat-insulation protective cover, the heat-insulation protective cover is installed in the mode that the multiple sections of heat-insulation protective covers are connected in a clamped mode, a coating does not need to be cut by workers in the installation process, the installation process is simple and rapid, and the influence of the installation difference of the workers on the heat-insulation protective cover is small.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of gas pipeline heat insulation protective sleeve, in particular to a kind of energy-saving heat insulation protective sleeve for gas pipeline engineering, belong to gas pipeline protection technical field. BACKGROUND

[0002] When gas flows in pipeline, due to the heat conductivity of pipeline material, heat exchange with the surrounding environment will occur, if the ambient temperature is lower than the gas temperature, the heat of gas will be conducted to the surrounding environment through the pipeline wall, resulting in heat loss, which will cause the gas temperature to decrease, thereby increasing the flow resistance of gas in the pipeline, reducing the delivery efficiency, and further increasing the energy consumption in the process of gas delivery.

[0003] The existing heat insulation protective sleeve used for gas pipeline is usually directly wrapped with polyurethane film or glass wool outside the pipeline. During installation, the worker cuts the wrapping material, and then uses a tie or wire to bundle the wrapping material on the pipeline. The installation process is complicated, and the heat insulation effect is unstable due to the difference in worker installation.

[0004] Therefore, it is urgent to improve the energy-saving heat insulation protective sleeve for gas pipeline engineering to solve the above problems. SUMMARY

[0005] The utility model aims at providing an energy-saving heat insulation protective sleeve for gas pipeline engineering. The fixed layer of the first section of heat insulation protective sleeve is sleeved outside the pipeline, then the fixed ring is sleeved outside the fixed layer, the fixed ring is locked, and then the second section of heat insulation protective sleeve is installed on the pipeline, so that the clamping block of the second section of heat insulation protective sleeve is clamped with the extension piece of the first section of heat insulation protective sleeve. The installation is achieved by clamping multiple sections of heat insulation protective sleeve. During installation, the worker does not need to cut the wrapping material, making the installation process simple and fast, and the installation effect of each section is consistent, which is less affected by the difference in worker installation.

[0006] To achieve the above purpose, the main technical scheme adopted by the utility model includes a fixed ring, a fixed layer and a thermal insulation layer. The fixed layer includes multiple fixed pieces and a buffer piece. The fixed pieces are fixed outside the buffer piece. The fixed pieces are arc-shaped structures. The buffer piece is made of flexible material. One end of each fixed piece is connected with an extension piece. Each extension piece is bent towards the inside of the buffer piece. The inside of the buffer piece and the extension piece is fixedly connected with the thermal insulation layer. The thermal insulation layer includes multiple first thermal insulation blocks, multiple second thermal insulation blocks and multiple clamping blocks. The first thermal insulation blocks are fixedly connected with the extension pieces. The second thermal insulation blocks and the clamping blocks are fixedly connected with the buffer piece. The clamping blocks are used to clamp the extension pieces. The fixed ring is sleeved outside the fixed layer.

[0007] Preferably, the first heat preservation block, the second heat preservation block and the clamping block are internally provided with a porous structure, the second heat preservation block is provided with a plurality of limiting grooves on one side, and the second heat preservation block is provided with a plurality of limiting blocks on the other side, and the limiting blocks slide in the limiting grooves.

[0008] Preferably, the second heat preservation block is provided with a plurality of grooves on the top, and the inner surface of the grooves is paved with a reflecting layer.

[0009] Preferably, the reflecting layer comprises an aluminum foil and a reflective plating layer.

[0010] Preferably, the extension piece is provided with a clamping groove on the outer side, and the clamping block is provided with a protrusion on the top.

[0011] Preferably, the fixed piece is provided with a wear-resistant coating on the outer side.

[0012] Preferably, the fixed ring is provided with a water-blocking ring on the outer side, and the water-blocking ring is a tapered structure.

[0013] The utility model at least has the following beneficial effects:

[0014] 1, through the fixed layer of first section heat insulation protection cover is covered in pipeline outer side, then the fixed ring is covered in fixed layer outer side, locks the fixed ring, then the second section heat insulation protection cover is on the pipeline, makes the clamping block of second section heat insulation protection cover and the extension piece of first section heat insulation protection cover clamping, installs through the clamping mode of multiple section heat insulation protection cover, need not by the worker to cut the coating in the installation process, makes the installation process simple and fast, and the installation effect is consistent in each section, and the influence of worker installation difference is smaller. ACCURACY

[0015] The drawings described herein are used to provide further understanding of the present application, constitute a part of the present application, and the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation on the present application.

[0016] Figure 1 The utility model provides an isometric structure schematic diagram for the utility model;

[0017] Figure 2 The utility model provides a section structure schematic diagram for the utility model;

[0018] Figure 3 The utility model provides an enlarged structure schematic diagram at A for the utility model;

[0019] Figure 4 The utility model provides an enlarged structure schematic diagram at B for the utility model;

[0020] Figure 5 The utility model provides a heat preservation layer structure schematic diagram.

[0021] In the figure, 1. fixing ring; 2. fixing layer; 3. insulation layer; 4. extension plate; 5. limiting groove; 6. limiting block; 7. groove; 8. reflective layer; 9. snap-fit ​​groove; 10. protrusion; 11. wear-resistant coating; 12. water-blocking ring; 201. fixing plate; 202. buffer plate; 301. insulation block No. 1; 302. insulation block No. 2; 303 snap-fit ​​block; 801. aluminum foil; 802. reflective coating. DETAILED DESCRIPTION

[0022] The following will describe the implementation methods of the present application in detail with reference to the accompanying drawings and examples, so that the implementation process of how the present application applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0023] like Figures 1-5 As shown, the energy-saving heat-insulating protective sleeve for gas pipeline engineering provided in this embodiment includes a fixing ring 1, a fixing layer 2 and an insulation layer 3. The fixing layer 2 includes a plurality of fixing plates 201 and a buffer plate 202. The fixing plates 201 are fixed to the outside of the buffer plate 202. The fixing plates 201 are of an arc-shaped structure. After the installation, the outer side of the plurality of fixing plates 201 is cylindrical. The fixing plates 201 have a certain hardness and are used to withstand the extrusion and impact of the outside to protect the internal structure. The buffer plate 202 is flexible. The material of the buffer sheet 202 is rubber, which plays a buffering role while keeping warm. One end of the multiple fixing sheets 201 is connected to the extension sheet 4, and the multiple extension sheets 4 are bent toward the inside of the buffer sheet 202. When the installation is completed, the multiple extension sheets 4 form a small cylinder. The inner sides of the buffer sheet 202 and the extension sheet 4 are fixedly connected to the insulation layer 3. The insulation layer 3 includes multiple insulation blocks 301, multiple insulation blocks 302 and multiple clamping blocks 303. The insulation block 301 is fixedly connected to the extension sheet 4. , the second insulation block 302 and the clamping block 303 are fixedly connected to the buffer sheet 202, the clamping block 303 of the next heat insulation protective cover is used to clamp the extension piece 4 of the previous heat insulation protective cover, the first insulation block 301, the second insulation block 302 and the clamping block 303 are made of porous polyurethane, and the interior is a porous structure. A plurality of limiting grooves 5 are provided on one side of the second insulation block 302, and a plurality of limiting blocks 6 are provided on the other side of the second insulation block 302. The limiting block 6 slides in the limiting groove 5, and the fixing ring 1 is set on the outside of the fixed layer 2, the fixed layer 2 is put on the outside of the pipe, and then the fixing ring 1 is put on the outside of the fixed layer 2, and the fixing ring 1 is locked. At this time, the top of the No. 1 insulation block 301 and the top of the No. 2 insulation block 302 are in close contact with the pipe under pressure, and the multiple insulation blocks are tightly fitted together. Then the second section of the thermal insulation protective sleeve is put on the pipe, and the clamping block 303 of the second section of the thermal insulation protective sleeve is clamped with the extension piece 4 of the first section of the thermal insulation protective sleeve to complete the installation of the two adjacent sections of the thermal insulation protective sleeve.

[0024] Further, such as Figure 2 as well asFigure 5 As shown in the drawings, the top of the second heat preservation block 302 is provided with a plurality of grooves 7, the inner surface of the groove 7 is paved with a reflective layer 8, the reflective layer 8 includes an aluminum foil 801 and a reflective plating layer 802, and the surface of the reflective layer 8 is smooth for reflecting the heat radiation of the pipeline.

[0025] As shown in the drawings, the outer side of the extension piece 4 is provided with a clamping groove 9, the top of the clamping block 303 is provided with a protrusion 10, the protrusion 10 of the clamping block 303 is clamped in the clamping groove 9, and under the pressure of the fixing ring 1, two adjacent heat insulation protective sleeves are fixed. Figure 1 Figure 2 As shown in the drawings, the outer side of the extension piece 4 is provided with a clamping groove 9, the top of the clamping block 303 is provided with a protrusion 10, the protrusion 10 of the clamping block 303 is clamped in the clamping groove 9, and under the pressure of the fixing ring 1, two adjacent heat insulation protective sleeves are fixed.

[0026] As shown in the drawings, the outer side of the extension piece 4 is provided with a clamping groove 9, the top of the clamping block 303 is provided with a protrusion 10, the protrusion 10 of the clamping block 303 is clamped in the clamping groove 9, and under the pressure of the fixing ring 1, two adjacent heat insulation protective sleeves are fixed. Figure 3 As shown in the drawings, the outer side of the extension piece 4 is provided with a clamping groove 9, the top of the clamping block 303 is provided with a protrusion 10, the protrusion 10 of the clamping block 303 is clamped in the clamping groove 9, and under the pressure of the fixing ring 1, two adjacent heat insulation protective sleeves are fixed.

[0027] Figure 1 As shown in the drawings, the outer side of the extension piece 4 is provided with a clamping groove 9, the top of the clamping block 303 is provided with a protrusion 10, the protrusion 10 of the clamping block 303 is clamped in the clamping groove 9, and under the pressure of the fixing ring 1, two adjacent heat insulation protective sleeves are fixed. Figure 2 As shown in the drawings, the outer side of the extension piece 4 is provided with a clamping groove 9, the top of the clamping block 303 is provided with a protrusion 10, the protrusion 10 of the clamping block 303 is clamped in the clamping groove 9, and under the pressure of the fixing ring 1, two adjacent heat insulation protective sleeves are fixed.

[0028] Figures 1-5 As shown in the drawings, the outer side of the extension piece 4 is provided with a clamping groove 9, the top of the clamping block 303 is provided with a protrusion 10, the protrusion 10 of the clamping block 303 is clamped in the clamping groove 9, and under the pressure of the fixing ring 1, two adjacent heat insulation protective sleeves are fixed.

[0029] ​​​Certain terminology can also be used in the summary or detailed description of the present application for the purpose of brevity but are intended to be in no way limiting of the application. For example, the terms "right," "left," "rear," "front," "up," "down," "under" and the like as can be referenced herein can mean such terms only in the context of the particular view being referred to and can not necessarily be intended to refer to similar terms in other views unless otherwise indicated. Line drawings can not necessarily be drawn to scale unless otherwise indicated.

[0030] It should be noted that, as used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the content clearly dictates otherwise. Thus, for example, reference to "a component" can include a combination of two or more components, and the like.

[0031] The above description discloses and describes several preferred embodiments of the present application, but the present application is not limited to the forms disclosed herein, but should be understood to include various other combinations, modifications and environments, and can be modified and changed within the scope of the present application concept described herein by the above teachings or related art or knowledge, and the modifications and changes made by those skilled in the art without departing from the spirit and scope of the present application should be within the scope of protection of the claims of the present application.

Claims

1. An energy-saving heat-insulating protective jacket for gas pipeline engineering, comprising a fixing ring (1), a fixing layer (2) and a heat-insulating layer (3), characterized in that: The fixed layer (2) includes a plurality of fixed pieces (201) and a buffer piece (202), the fixed pieces (201) are fixed outside the buffer piece (202), the fixed pieces (201) are arc structures, the buffer piece (202) is a flexible material, a plurality of the fixed pieces (201) are connected with an extension piece (4) at one end, a plurality of the extension pieces (4) are curved towards the inside of the buffer piece (202), the buffer piece (202) and the extension piece (4) are fixedly connected with the heat preservation layer (3), the heat preservation layer (3) includes a plurality of first heat preservation blocks (301), a plurality of second heat preservation blocks (302) and a plurality of clamping blocks (303), the first heat preservation blocks (301) are fixedly connected with the extension piece (4), the second heat preservation blocks (302) and the clamping blocks (303) are fixedly connected with the buffer piece (202), the clamping blocks (303) are used for clamping the extension piece (4), and the fixed ring (1) is sleeved outside the fixed layer (2).

2. An energy saving thermal protection jacket for gas pipeline engineering as claimed in claim 1, wherein: The first heat preservation block (301), the second heat preservation block (302) and the clamping block (303) are all internally provided with a porous structure, a plurality of limiting grooves (5) are formed in one side of the second heat preservation block (302), a plurality of limiting blocks (6) are arranged on the other side of the second heat preservation block (302), and the limiting blocks (6) slide in the limiting grooves (5).

3. An energy saving thermal protection jacket for gas pipeline engineering as claimed in claim 1, wherein: A plurality of grooves (7) are arranged on the top of the second heat preservation block (302), and a reflective layer (8) is arranged on the inner surface of the grooves (7).

4. An energy saving thermal protection jacket for gas pipeline engineering according to claim 3, characterized in that: The reflective layer (8) includes an aluminum foil (801) and a reflective plating layer (802).

5. An energy saving thermal protection jacket for gas pipeline engineering as claimed in claim 1, wherein: A clamping groove (9) is arranged outside the extension piece (4), and a protrusion (10) is arranged on the top of the clamping block (303).

6. An energy saving thermal protection jacket for gas pipeline engineering as claimed in claim 1, wherein: A wear-resistant coating (11) is arranged outside the fixed piece (201).

7. An energy saving thermal protection jacket for gas pipeline engineering as claimed in claim 1, wherein: A water blocking ring (12) is arranged on the outer surface of the fixed ring (1), and the water blocking ring (12) is a conical structure.

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