CN217422648U

CN217422648U - Heat insulation type pipeline fixing support

Info

Publication number: CN217422648U
Application number: CN202221156879.5U
Authority: CN
Inventors: 周致中
Original assignee: JIANGSU MINGJIANG MACHINERY MANUFACTURING CO LTD
Current assignee: JIANGSU MINGJIANG MACHINERY MANUFACTURING CO LTD
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-09-13
Anticipated expiration: 2032-05-13

Abstract

The utility model relates to a heat insulation type pipeline fixing support, which comprises a core pipe, a first sleeve, a second sleeve, a heat insulation component and a heat preservation layer, wherein the first sleeve is arranged outside the core pipe, the core pipe is connected with the first sleeve by the heat insulation component, and the heat preservation layer is arranged on the core pipe at the two sides of the heat insulation component; a second sleeve is arranged on the outer side of the first sleeve, and a heat insulation layer is arranged between the second sleeve and the first sleeve; the heat insulation assembly comprises a hard heat insulation layer, an inner layer circular tube and a connecting piece, wherein the hard heat insulation layer is fixed on the outer side of the core tube by the inner layer circular tube; a connecting piece is arranged between the inner layer circular tube and the first sleeve. The utility model adopts the mode of additionally arranging the hard heat insulation layer between the first sleeve and the core pipe, thereby optimizing the heat insulation performance, and reducing the generation of heat bridges while balancing the thermal expansion stress of the pipeline in the steam pipe network; in addition, a second sleeve is arranged outside the first sleeve, so that the temperature of the sleeve is further reduced; the service life of the fixed bracket is prolonged.

Description

Heat insulation type pipeline fixing support

Technical Field

The utility model relates to a direct-burried steam conduit part especially relates to a heat insulation type pipeline fixed bolster.

Background

At present, most of fixing supports of direct-buried steam pipelines are formed by welding and fixing core pipes and sleeves by using large heads and small heads, and due to the structure, heat of the core pipes can be transmitted to the sleeves through the large heads and the small heads, so that heat loss of a pipe network is increased, corrosion resistance of the outside of the pipeline is poor, and the service life of the pipe network is shortened; and the heat emitted out can affect the surrounding vegetation, so the vegetation is usually buried deeply, and the construction period is increased.

Disclosure of Invention

An object of the utility model is to overcome the not enough that exists among the prior art, solve the fixed bolster and be heated the conduction influence and life-span reduction, anticorrosive variation and can lead to the fact the problem of certain influence to the surrounding environment, provide a thermal-insulated formula pipeline fixed bolster.

In order to achieve the purpose, the following technical scheme is adopted:

the heat insulation type pipeline fixing support comprises a core pipe, a first sleeve, a second sleeve, a heat insulation assembly and heat insulation layers, wherein the first sleeve is arranged on the outer side of the core pipe, the core pipe is connected with the first sleeve through the heat insulation assembly, and the heat insulation layers are arranged on the core pipe on the two sides of the heat insulation assembly; a second sleeve is arranged on the outer side of the first sleeve, and a heat insulation layer is arranged between the second sleeve and the first sleeve; the heat insulation assembly comprises a hard heat insulation layer, an inner layer circular tube and a connecting piece, wherein the hard heat insulation layer is fixed on the outer side of the core tube by the inner layer circular tube; a connecting piece is arranged between the inner layer circular tube and the first sleeve.

Preferably, reinforcing plates are respectively arranged between the two ends of the inner layer circular tube and the core tube.

Preferably, the two ends of the second sleeve are respectively provided with a sealing ring plate, one side of the sealing ring plate is fixedly connected with the second sleeve, and the inner circle of the sealing ring plate is fixedly connected with the first sleeve.

Preferably, the connecting piece is a reducer.

Preferably, the heat-insulating layer and the heat-insulating layer are both made of glass wool.

Preferably, the hard heat insulation layer is formed by mixing and stirring high-temperature-resistant cement, ceramsite, silicon micropowder, perlite and Guangxi mud in proportion.

Compared with the prior art, the utility model, have following advantage:

the utility model adopts the mode of additionally arranging the hard thermal insulation layer between the first sleeve and the core pipe, so that the heat of the core pipe can not be directly transferred to the first sleeve through the large head and the small head, the heat insulation performance is optimized, and the generation of a thermal bridge is reduced while the thermal expansion stress of a pipeline in a steam pipe network is balanced; moreover, a second sleeve is arranged outside the first sleeve, and a heat insulation layer is arranged between the first sleeve and the second sleeve for heat insulation, so that the temperature of the second sleeve is further reduced; the service life of the fixing support is prolonged, and meanwhile, the surrounding environment is prevented from being influenced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a left side view of the present invention.

In the figure: 1. a core tube; 2. a first sleeve; 3. a heat-insulating layer; 4. a seal ring plate; 5. a second sleeve; 6. a connecting member; 7. an inner layer circular tube; 8. a hard thermal insulation layer; 9. a reinforcing plate; 10. an insulating layer.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

As shown in fig. 1-2, a heat insulation type pipeline fixing support comprises a core pipe 1, a first sleeve 2, a second sleeve 5, a heat insulation component and a heat insulation layer 3, wherein the first sleeve 2 is arranged on the outer side of the core pipe 1, the core pipe 1 is connected with the first sleeve 2 through the heat insulation component, a direct-buried steam pipeline is installed in the core pipe 1, and the heat insulation component arranged between the first sleeve 2 and the core pipe 1 is used for reducing the temperature of the first sleeve; the core pipes 1 on the two sides of the heat insulation assembly are provided with heat insulation layers 3, and the heat insulation layers 3 are used for insulating the steam pipeline;

a second sleeve 5 is arranged on the outer side of the first sleeve 2, and a heat insulation layer 10 is arranged between the second sleeve 5 and the first sleeve 2; the heat insulation layer 10 is used for preventing heat of the first sleeve 1 from being transferred to the second sleeve 5;

the heat insulation assembly comprises a hard heat insulation layer 8, an inner circular tube 7 and a connecting piece 6, the hard heat insulation layer 8 is fixed on the outer side of the core tube 1 through the inner circular tube 7, the connecting piece 6 is arranged between the inner circular tube 7 and the first sleeve 2, the hard heat insulation layer 8 prevents heat of the core tube 1 from being transmitted to the connecting piece 6, and the heat of the core tube 1 is prevented from being transmitted to the first sleeve 2 through the connecting piece 6.

Furthermore, reinforcing plates 9 are respectively arranged between the two ends of the inner layer circular tube 7 and the core tube 1, and the reinforcing plates 9 are used for fixing the inner layer circular tube 7 and the core tube 1.

Furthermore, the two ends of the second sleeve 5 are respectively provided with a sealing ring plate 4, one side of the sealing ring plate 4 is fixedly connected with the second sleeve 5, the inner circle of the sealing ring plate 4 is fixedly connected with the first sleeve 2, and the sealing ring plate 4 plays a role in protecting the heat insulation layer 10 between the first sleeve 1 and the second sleeve 4.

Further, the connecting piece 6 is a reducer.

Furthermore, the heat-insulating layer 3 and the heat-insulating layer 10 are both made of glass wool, and the glass wool has a good heat-insulating effect.

Further, the hard heat insulation layer 8 is formed by mixing and stirring high-temperature-resistant cement, ceramsite, silicon micropowder, perlite and Guangxi mud in proportion.

The working principle is as follows: the outer side of the core pipe 1 is provided with a hard heat insulation layer 8, the hard heat insulation layer 8 is fixed on the outer side of the core pipe 1 through an inner circular pipe 7, the inner circular pipe 7 is connected with the first sleeve 2 through a connecting piece 6, the temperature of the core pipe 1 cannot be directly transmitted to the first sleeve 2 through the connecting piece 6, and the temperature of the first sleeve 2 is successfully reduced due to the existence of the hard heat insulation layer 8; the outer side of the first sleeve 1 is provided with a second sleeve 5, and a heat insulation layer 10 is additionally arranged between the first sleeve and the second sleeve, so that the temperature of the sleeves is further reduced.

It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims

1. The utility model provides a thermal-insulated formula pipeline fixed bolster, includes core pipe (1), first sleeve pipe (2), second sleeve pipe (5), thermal-insulated subassembly and heat preservation (3), its characterized in that: a first sleeve (2) is arranged on the outer side of the core pipe (1), the core pipe (1) is connected with the first sleeve (2) through a heat insulation assembly, and heat insulation layers (3) are arranged on the core pipe (1) on two sides of the heat insulation assembly; a second sleeve (5) is arranged on the outer side of the first sleeve (2), and a heat insulation layer (10) is arranged between the second sleeve (5) and the first sleeve (2); the heat insulation assembly comprises a hard heat insulation layer (8), an inner layer circular tube (7) and a connecting piece (6), wherein the hard heat insulation layer (8) is fixed on the outer side of the core tube (1) through the inner layer circular tube (7); a connecting piece (6) is arranged between the inner layer circular tube (7) and the first sleeve (2).

2. The insulated pipe fixing bracket as recited in claim 1, wherein: reinforcing plates (9) are respectively arranged between the two ends of the inner layer circular tube (7) and the core tube (1).

3. The insulated pipe fixing bracket as recited in claim 1, wherein: and two ends of the second sleeve (5) are respectively provided with a sealing ring plate (4), one side of each sealing ring plate (4) is fixedly connected with the second sleeve (5), and the inner circle of each sealing ring plate (4) is fixedly connected with the first sleeve (2).

4. The insulated pipe fixing bracket as recited in claim 1, wherein: the connecting piece (6) is a reducer.

5. The insulated pipe fixing bracket as recited in claim 1, wherein: the heat-insulating layer (3) and the heat-insulating layer (10) are both made of glass wool.