CN221075694U - External pressure direct-buried heat insulation compensator unit connected by reducing pipe - Google Patents
External pressure direct-buried heat insulation compensator unit connected by reducing pipe Download PDFInfo
- Publication number
- CN221075694U CN221075694U CN202322742858.2U CN202322742858U CN221075694U CN 221075694 U CN221075694 U CN 221075694U CN 202322742858 U CN202322742858 U CN 202322742858U CN 221075694 U CN221075694 U CN 221075694U
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- Prior art keywords
- pipe
- heat
- external pressure
- connecting pipe
- insulating
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- 238000009413 insulation Methods 0.000 title claims abstract description 18
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 16
- 238000004321 preservation Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 5
- 238000009933 burial Methods 0.000 claims 5
- 230000001012 protector Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Thermal Insulation (AREA)
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses an external pressure direct-buried heat-insulation compensator unit connected with a reducer pipe, which belongs to the field of expansion compensators for pipelines, and comprises an end connection pipe, a lining barrel, a movable connection pipe, an external pressure pipe, a first protector Wen Waiguan and a second heat-insulation outer pipe, wherein the first protector Wen Waiguan is the reducer pipe, and the first protector Wen Waiguan is arranged on the outer sides of the end connection pipe and the external pressure pipe; the second heat-insulating outer tube is arranged outside the right end of the movable connecting tube; the utility model adopts the reducing connecting pipe to connect the corrugated pipe and the on-site pipeline, optimizes the structure, sets the heat-insulating outer layer, reduces the surface temperature of the product and improves the energy-saving effect.
Description
Technical Field
The utility model relates to an expansion compensator for pipelines, in particular to an external pressure direct-buried heat-insulation compensator unit connected by reducing pipes.
Background
The hot water, steam or other gas pipelines are axially stretched due to the temperature difference change of the working medium, and a compensator is required to be arranged on the heating pipeline in order to compensate the stretching of the pipeline. The heat preservation compensator unit can reduce the deflection of the lining cylinder through the extension of the movable connecting pipe, the end part of one end of the inner side of the movable connecting pipe is directly connected with the corrugated pipe after being expanded, the use of the backing ring can be reduced, and welding seams welded with the backing ring in the prior art are omitted, so that the structure of a product is simplified, the processing technology nodes are reduced, the processing working time is further shortened, and the quality of the product is improved. However, the outer layer of the pipeline lacks an insulating layer, which easily causes energy waste.
Disclosure of utility model
The utility model aims to provide an external pressure direct-buried heat-insulation compensator unit connected by a reducer pipe.
The technical scheme of the utility model is as follows: an external pressure direct-buried heat-insulation compensator unit connected by a reducer pipe comprises an end connecting pipe, an inner lining cylinder, a movable connecting pipe, an external pressure pipe, a first protector Wen Waiguan and a second heat-insulation outer pipe, wherein the external pressure pipe is arranged at the outer sides of the end connecting pipe and the movable connecting pipe, the first protector Wen Waiguan is the reducer pipe, and the first protector Wen Waiguan is arranged at the outer sides of the end connecting pipe and the external pressure pipe; the inner lining cylinder is arranged at the inner side of the end connecting pipe, the outer pressing pipe is connected with the end part of the end connecting pipe through a first annular plate, a corrugated pipe assembly is arranged between the outer pressing pipe and the movable connecting pipe, the movable connecting pipe is a reducer pipe, the left end of the movable connecting pipe is in clearance fit with the inner lining cylinder and forms a crossed structure, and the second heat-insulating outer pipe is arranged at the outer side of the right end of the movable connecting pipe; the second heat-insulating outer tube is connected with the end part of the external pressure tube through a heat-insulating connecting tube, and the first heat-insulating Wen Waiguan is connected with the end part of the second heat-insulating outer tube through a heat-insulating annular plate; the right end of the movable connecting pipe protrudes out of the second heat-preserving connecting pipe, is connected with the heat-preserving annular plate through the pull rod assembly, and is arranged between the lining cylinder and the corrugated pipe assembly and is directly connected to the end part of the corrugated pipe assembly.
According to a further technical scheme, a seal is arranged between the pull rod assembly and the heat-insulating annular plate.
According to a further technical scheme, a second annular plate is arranged between the corrugated pipe assembly and the external pressure pipe.
Further technical scheme is that the top of external pressure pipe is provided with the bleeder, and the bleeder runs through first heat preservation outer tube setting.
According to a further technical scheme, a sewage disposal device is arranged below the external pressure pipe.
According to a further technical scheme, the corrugated pipe assembly comprises a plurality of corrugated pipes which are connected end to end through connecting pipes.
The utility model has the beneficial effects that:
The utility model adopts the reducing connecting pipe to connect the corrugated pipe and the on-site pipeline, optimizes the structure, and can protect the expansion joint and the pipeline system of the corrugated pipe by the sewage discharging device and the air discharging device, prevent the occurrence of a vapor hammer or a water hammer and improve the safety of products. The heat preservation is outer to be set up, reduces product surface temperature, promotes energy-conserving effect.
Drawings
Figure 1 is a schematic diagram of the structure of the present utility model,
Wherein, 1, end connection pipe, 2, inner lining cylinder, 3, movable connection pipe, 4, external pressure pipe, 5, first preservation Wen Waiguan, 6, second heat preservation outer pipe, 7, first annular plate, 8, a corrugated pipe assembly, 9, a heat-insulating connecting pipe, 10, a heat-insulating annular plate, 11, a pull rod assembly, 12, a seal, 13, a second annular plate, 14, a gas discharging device, 15 and a sewage discharging device.
Detailed Description
The utility model will be further illustrated by the following non-limiting examples, which illustrate the utility model.
As shown in fig. 1, the utility model provides an external pressure direct-buried heat insulation compensator unit connected by a reducer pipe, which comprises an end connection pipe 1, a lining barrel 2, a movable connection pipe 3, an external pressure pipe 4, a first heat insulation Wen Waiguan and a second heat insulation outer pipe 6, wherein the heat insulation outer layer is arranged, so that the surface temperature of a product is reduced, and the energy-saving effect is improved.
The external pressure pipe 4 is arranged at the outer sides of the end connecting pipe 1 and the movable connecting pipe 3, the first protector Wen Waiguan is a reducer pipe, and the first protector Wen Waiguan is arranged at the outer sides of the end connecting pipe 1 and the external pressure pipe 4; the inner lining cylinder 2 is arranged at the inner side of the end connecting pipe 1, the outer pressure pipe 4 is connected with the end part of the end connecting pipe 1 through a first annular plate 7, a corrugated pipe assembly 8 is arranged between the outer pressure pipe 4 and the movable connecting pipe 3, the movable connecting pipe 3 is a reducer pipe, and the left end of the movable connecting pipe 3 is in clearance fit with the inner lining cylinder 2 to form a cross structure; the end part of one end of the inner side of the movable connecting pipe 3 is directly connected with the corrugated pipe assembly 8 after being expanded, so that the use of a backing ring can be reduced, and welding seams welded with the backing ring in the prior art are omitted;
The second heat-insulating outer tube 6 is arranged outside the right end of the movable connecting tube 3; the second heat-insulating outer tube 6 is connected with the end part of the external pressure tube 4 through a heat-insulating connecting tube 9, and the first heat-insulating Wen Waiguan is connected with the end part of the second heat-insulating outer tube 6 through a heat-insulating annular plate 10; the right end of the movable connecting pipe 3 protrudes out of the second heat-preserving connecting pipe 9 and is connected with a heat-preserving annular plate 10 through a pull rod assembly 11, the left end of the movable connecting pipe is arranged between the lining cylinder 2 and the corrugated pipe assembly 8 and is directly connected to the end part of the corrugated pipe assembly 8, a seal 12 is arranged between the pull rod assembly 11 and the heat-preserving annular plate 10, and a second annular plate 13 is arranged between the corrugated pipe assembly 8 and the external pressure pipe 4.
The upper side of the external pressure pipe 4 is provided with a deflation device 14, the deflation device 14 penetrates through the first Wen Waiguan, and the lower side of the external pressure pipe 4 is provided with a sewage disposal device 15. The blow-down device 15 and the air release device 14 can protect the bellows expansion joint and the pipeline system, prevent the occurrence of a hammer or a water hammer, and improve the safety of products.
The bellows assembly 8 comprises a plurality of bellows which are connected end to end through connecting pipes, the bellows adopts high-temperature-resistant corrosion-resistant austenitic stainless steel, high-nickel alloy and other stainless steel, and the high-temperature-resistant and corrosion-resistant capabilities of products are improved.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. An external pressure direct-burried thermal insulation compensator unit of reducing pipe connection, its characterized in that: the outer pressure pipe is arranged at the outer sides of the end connecting pipe and the movable connecting pipe, the first protection Wen Waiguan is a reducer pipe, and the first protection Wen Waiguan is arranged at the outer sides of the end connecting pipe and the outer pressure pipe; the inner lining cylinder is arranged at the inner side of the end connecting pipe, the outer pressing pipe is connected with the end part of the end connecting pipe through a first annular plate, a corrugated pipe assembly is arranged between the outer pressing pipe and the movable connecting pipe, the movable connecting pipe is a reducer pipe, the left end of the movable connecting pipe is in clearance fit with the inner lining cylinder and forms a crossed structure, and the second heat-insulating outer pipe is arranged at the outer side of the right end of the movable connecting pipe; the second heat-insulating outer tube is connected with the end part of the external pressure tube through a heat-insulating connecting tube, and the first heat-insulating Wen Waiguan is connected with the end part of the second heat-insulating outer tube through a heat-insulating annular plate; the right end of the movable connecting pipe protrudes out of the second heat-preserving connecting pipe, is connected with the heat-preserving annular plate through the pull rod assembly, and is arranged between the lining cylinder and the corrugated pipe assembly and is directly connected to the end part of the corrugated pipe assembly.
2. The reducer pipe connected external pressure direct burial thermal insulation compensator unit of claim 1, wherein: and a seal is arranged between the pull rod assembly and the heat preservation annular plate.
3. The reducer pipe connected external pressure direct burial thermal insulation compensator unit of claim 1, wherein: a second annular plate is arranged between the corrugated pipe assembly and the external pressure pipe.
4. The reducer pipe connected external pressure direct burial thermal insulation compensator unit of claim 1, wherein: and a gas discharging device is arranged above the external pressure pipe and penetrates through the first heat-preserving outer pipe.
5. The reducer pipe connected external pressure direct burial thermal insulation compensator unit of claim 1, wherein: a sewage disposal device is arranged below the external pressure pipe.
6. The reducer pipe connected external pressure direct burial thermal insulation compensator unit of claim 1, wherein: the bellows assembly comprises a plurality of bellows connected end to end through connecting pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322742858.2U CN221075694U (en) | 2023-10-12 | 2023-10-12 | External pressure direct-buried heat insulation compensator unit connected by reducing pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322742858.2U CN221075694U (en) | 2023-10-12 | 2023-10-12 | External pressure direct-buried heat insulation compensator unit connected by reducing pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221075694U true CN221075694U (en) | 2024-06-04 |
Family
ID=91260186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322742858.2U Active CN221075694U (en) | 2023-10-12 | 2023-10-12 | External pressure direct-buried heat insulation compensator unit connected by reducing pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221075694U (en) |
-
2023
- 2023-10-12 CN CN202322742858.2U patent/CN221075694U/en active Active
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