CN202118435U

CN202118435U - High-efficiency heat-preservation pipeline

Info

Publication number: CN202118435U
Application number: CN2011202279321U
Authority: CN
Inventors: 张吉太; 刘明秋; 邹开良; 周德胜
Original assignee: JIANGSU GUOZHENG NEW MATERIAL TECHNOLOGY Co Ltd
Current assignee: BEIJING ZHONGSHIHONG INSTALLATION ENGINEERING CO., LTD.
Priority date: 2011-06-30
Filing date: 2011-06-30
Publication date: 2012-01-18
Anticipated expiration: 2021-06-30

Abstract

The utility model discloses a high-efficiency heat-preservation pipeline, which comprises a heat-preservation pipe (1). Two ends of the wall of the heat-preservation pipe (1) respectively and axially consist of a jacketed pipe (3), a carbon foaming base material heat-preservation layer (4) and a heat-preservation cotton layer (5) from inside to outside in sequence. Two ends of an inner pipe (2) respectively and axially penetrate through the jacketed pipe (3), the carbon foaming base material heat-preservation layer (4) and the heat-preservation cotton layer (5) in sequence and positioned on the outer side of the heat-preservation cotton layer (5). Two axial ends of the inner tube (2) are respectively provided with a heat-preservation medium inlet (7) and a heat-preservation medium outlet (8). Flanges (9) are arranged on the heat-preservation medium inlet (7) and the heat-preservation medium outlet (8). Adjacent heat-preservation pipes (1) are fixedly connected through the flanges (9). The high-efficiency heat-preservation pipeline has the advantages of concise structure, fine heat-preservation performance, capabilities of reducing flowing noise of fluid and being integrally formed, freeness of joints, high shake proofing and long service life, and is wide in application range.

Description

A kind of high-efficiency insulated pipeline

Technical field

The utility model relates to fluid transmission equipment technical field, refers in particular to a kind of transmission pipeline that transmitting fluid is incubated of can be used for, a kind of specifically high-efficiency insulated pipeline.

Background technique

The main effect of insulation pipe is to the pipeline internal medium insulation, and the high-temp liquid conveyance conduit at present adopts pure cast iron, steel pipe, but its thermal insulation property is poor, liquidborne noise is big; Existing industrial heating power metallic conduit adopts traditional insulation measure mostly, and promptly the outer surface at metallic conduit covers one deck thermal insulating material.These thermal insulating materials have many genotypes material because thermal insulation layer is thicker, and seam is many; Bad adhesion with base material; Anti-vibration not, working life is short, therefore all can not satisfy the technical requirements of various heating power metallic conduits from the aspects such as convenience, heat insulation effect and Applicable scope of construction.

Summary of the invention

The purpose of the utility model is the defective to existing technology, provide a kind of heat preservation and energy conservation effects significantly, easy construction and high-efficiency insulated pipeline applied widely.

The purpose of the utility model solves through following technological scheme:

A kind of high-efficiency insulated pipeline; Comprise thermal insulation pipe; The tube wall of thermal insulation pipe radially is made up of interior pipe, jacket pipe, carbon foamed substrate thermal insulation layer and heat-preservation cotton layer from the inside to the outside successively; The outside of pipe in jacket pipe is enclosed within, looping cavity between interior pipe and the jacket pipe, the curing of carbon foamed substrate thermal insulation layer is bonded in the outer surface of jacket pipe and the internal surface of heat-preservation cotton layer; The tube wall two end axles of said thermal insulation pipe is to being made up of jacket pipe, carbon foamed substrate thermal insulation layer and heat-preservation cotton layer successively from the inside to the outside; The two ends of interior pipe are passed jacket pipe, carbon foamed substrate thermal insulation layer and heat-preservation cotton layer in the axial direction successively and are positioned at the outside of heat-preservation cotton layer, and the axial two ends of interior pipe are respectively equipped with thermal insulation medium inlet and thermal insulation medium outlet, and thermal insulation medium inlet and thermal insulation medium export and be provided with flange; Be fixedly linked through flange between the described thermal insulation pipe.

The two ends upside of said thermal insulation pipe is respectively equipped with heat transfer medium import and the heat transfer medium outlet that opening makes progress.

Described heat transfer medium import is positioned at a side of thermal insulation medium inlet; Described heat transfer medium outlet is positioned at a side of thermal insulation medium outlet.

Described heat transfer medium import and heat transfer medium outlet place are provided with flange.

Be provided with the connecting tube of arc between the described thermal insulation pipe, the two ends of said connecting tube are fixedly linked through flange and adjacent heat transfer medium import and heat transfer medium outlet respectively.

Described toroidal cavity is communicated with connecting tube through adjacent heat transfer medium outlet and heat transfer medium import.

The utility model is compared existing technology has following advantage:

The high-efficiency insulated pipeline of the utility model is bonding on the basis of two-layer thermal insulating material in the outside of Stainless Steel Tube; Also between Stainless Steel Tube, be provided with the toroidal cavity that can supply heat transfer medium flows; Not only utilized the heat insulation principle of cavity, and cavity heat supply capable of using.

Be communicated with toroidal cavity through the arc connecting tube between the pipeline of the utility model, guaranteed the flowability and the thermostability of heat transfer medium effectively.

The utility model is simple for structure, good heat preservation performance, the hydrodynamic noise of fluid of having reduced, and one-body molded, no seam, and have the advantages that anti-vibration is strong, the life-span is long, applied widely.

Description of drawings

Accompanying drawing 1 is the structural representation of the utility model.

Wherein: 1-thermal insulation pipe; 2-interior pipe; 3-jacket pipe; 4-carbon foamed substrate thermal insulation layer; 5-heat-preservation cotton layer; 6-toroidal cavity; 7-thermal insulation medium inlet; The outlet of 8-thermal insulation medium; 9-flange; The import of 10-heat transfer medium; 11-heat transfer medium outlet; 12-connecting tube.

Embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

As shown in Figure 1: a kind of high-efficiency insulated pipeline; Comprise thermal insulation pipe 1; The tube wall of thermal insulation pipe 1 radially is made up of interior pipe 2, jacket pipe 3, carbon foamed substrate thermal insulation layer 4 and heat-preservation cotton layer 5 from the inside to the outside successively; The outside of pipe 2 in jacket pipe 3 is enclosed within, looping cavity 6 between interior pipe 2 and the

jacket pipe

3,4 curing of carbon foamed substrate thermal insulation layer are bonded in the outer surface of jacket pipe 3 and the internal surface of heat-preservation cotton layer 5.The tube wall two end axles of thermal insulation pipe 4 is to being made up of jacket pipe 3, carbon foamed substrate thermal insulation layer 4 and heat-preservation cotton layer 5 successively from the inside to the outside in addition; The two ends of interior pipe 2 are passed jacket pipe 3, carbon foamed substrate thermal insulation layer 4 and heat-preservation cotton layer 5 in the axial direction successively and are positioned at the outside of heat-preservation cotton layer 5; The axial two ends of interior pipe 2 are respectively equipped with thermal insulation medium inlet 7 and thermal insulation medium outlet 8; Thermal insulation medium inlet 8 is provided with flange 9 with thermal insulation medium outlet 8; Be fixedly linked through flange 9 between the different thermal insulation pipes 1, add sealing gasket and continuous between the flange 9 through bolt.Upside is respectively equipped with the heat transfer medium import 10 and heat transfer medium outlet 11 that opening makes progress at the two ends of thermal insulation pipe 1; Wherein heat transfer medium import 10 is positioned at a side of thermal insulation medium inlet 7; Heat transfer medium outlet 11 is positioned at a side of thermal insulation medium outlet 8, and is provided with flange 9 in heat transfer medium import 10 with heat transfer medium outlet 11 places; And between thermal insulation pipe 1, being provided with the connecting tube 12 of arc, the two ends of connecting tube 12 are fixedly linked with heat transfer medium outlet 11 through flange 9 and adjacent heat transfer medium import 10 respectively, add sealing gasket between the flange 9 and link to each other through bolt; Toroidal cavity 6 is communicated with connecting tube 12 through adjacent heat transfer medium outlet 11 and heat transfer medium import 10.

The utility model in use; When feeding thermal insulation medium in the interior pipe 2 of the utility model; Heat transfer medium gets into toroidal cavity 6 from heat transfer medium import 10; When heat transfer medium arrives between two thermal insulation pipes 1, the heat transfer medium outlet 11 from previous thermal insulation pipe 1 above through connecting tubes 12 get into next thermal insulation pipe 1 heat transfer medium import 10 and and then the toroidal cavity 6 that gets into the next thermal insulation pipe 1 continue to move ahead supply thermal insulation medium heat; When the heat transfer medium outlet 11 of heat transfer medium above the thermal insulation pipe 1 of least significant end gone out, circulate through heating to get into again the toroidal cavity 6 from the heat transfer medium import 10 of starting point thermal insulation pipe 1; And the while thermal insulation medium constantly enters to thermal insulation medium outlet 8 outflows of least significant end thermal insulation pipe 1 from the thermal insulation medium inlet 7 of starting point thermal insulation pipe 1.

The technology that the utility model does not relate to all can realize through existing technology.

Claims

1. high-efficiency insulated pipeline; Comprise thermal insulation pipe (1); The tube wall of thermal insulation pipe (1) radially is made up of interior pipe (2), jacket pipe (3), carbon foamed substrate thermal insulation layer (4) and heat-preservation cotton layer (5) from the inside to the outside successively; Jacket pipe (3) is enclosed within the outside of interior pipe (2); Looping cavity (6) between interior pipe (2) and the jacket pipe (3); Carbon foamed substrate thermal insulation layer (4) curing is bonded in the outer surface of jacket pipe (3) and the internal surface of heat-preservation cotton layer (5); The tube wall two end axles that it is characterized in that said thermal insulation pipe (1) is to being made up of jacket pipe (3), carbon foamed substrate thermal insulation layer (4) and heat-preservation cotton layer (5) successively from the inside to the outside; The two ends of interior pipe (2) are passed jacket pipe (3), carbon foamed substrate thermal insulation layer (4) and heat-preservation cotton layer (5) in the axial direction successively and are positioned at the outside of heat-preservation cotton layer (5), and the axial two ends of interior pipe (2) are respectively equipped with thermal insulation medium inlet (7) and thermal insulation medium outlet (8), and thermal insulation medium inlet (7) and thermal insulation medium export (8) and be provided with flange (9); Be fixedly linked through flange (9) between the described thermal insulation pipe (1).

2. high-efficiency insulated pipeline according to claim 1 is characterized in that the two ends upside of said thermal insulation pipe (1) is respectively equipped with heat transfer medium import (10) and the heat transfer medium outlet (11) that opening makes progress.

3. high-efficiency insulated pipeline according to claim 2 is characterized in that described heat transfer medium import (10) is positioned at a side of thermal insulation medium inlet (7); Described heat transfer medium outlet (11) is positioned at a side of thermal insulation medium outlet (8).

4. high-efficiency insulated pipeline according to claim 2 is characterized in that described heat transfer medium import (10) and heat transfer medium outlet (11) locate to be provided with flange (9).

5. high-efficiency insulated pipeline according to claim 4; It is characterized in that being provided with between the described thermal insulation pipe (1) connecting tube (12) of arc, the two ends of said connecting tube (12) are fixedly linked through flange (9) and adjacent heat transfer medium import (10) and heat transfer medium outlet (11) respectively.