CN114542822B - Heat preservation structure and method for air pipe flange part - Google Patents
Heat preservation structure and method for air pipe flange part Download PDFInfo
- Publication number
- CN114542822B CN114542822B CN202210155530.8A CN202210155530A CN114542822B CN 114542822 B CN114542822 B CN 114542822B CN 202210155530 A CN202210155530 A CN 202210155530A CN 114542822 B CN114542822 B CN 114542822B
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- Prior art keywords
- ring
- flange
- heat
- insulating
- sealing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
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- 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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
The invention relates to the technical field of pipeline heat preservation, and discloses a heat preservation structure of an air pipe flange part, which comprises a pipe body, wherein the end part of the pipe body is provided with flange rings, two adjacent pipe bodies are fixedly connected through the two flange rings, a plurality of heat preservation rings are sleeved on the pipe body, a bulge part is arranged on one side wall of each heat preservation ring, a notch is formed on the other opposite side wall of each heat preservation ring, the bulge part is inserted into the notch of the heat preservation ring adjacent to the bulge part, and a first sealing ring is sleeved on one flange ring; according to the invention, the heat-insulating ring notch and the bulge are arranged, so that the contact area between the heat-insulating rings is larger, the sealing performance is better, the joint of the two pipe bodies can be sealed through the first sealing ring and the second sealing ring, the sealing performance of the joint of the two pipe bodies is improved, the sealing rings can be reused after being disassembled, and the heat-insulating ring is energy-saving and environment-friendly.
Description
Technical Field
The invention relates to the technical field of pipeline heat preservation, in particular to a heat preservation structure and a heat preservation method for an air pipe flange part.
Background
The air pipe is a pipeline system for air transportation and distribution. There are two kinds of composite wind pipe and inorganic wind pipe. The composite ductwork is represented by the Durkduct ductwork. Can be classified by cross-sectional shape and material. Air duct manufacturing stainless steel air duct manufacturing is to coat sealant (such as neutral glass cement) on seam parts of seaming seams, rivet seams, flange flanging four corners and the like. Before the sealant is coated, the surface dust and greasy dirt should be removed. According to the sectional shape, the air duct can be divided into a plurality of circular air duct, rectangular air duct, oblate air duct and the like, wherein the circular air duct has the smallest resistance but the largest height and is complex to manufacture. So the application is mainly rectangular air pipes. According to the material quality, the air pipes can be divided into metal air pipes, composite air pipes and high polymer air pipes.
When the common air pipe is used outdoors, the heat-insulating film needs to be coated on the outer wall of the air pipe, the heat-insulating film is spirally wound on the air pipe, and after the air pipe is disassembled, the heat-insulating film is difficult to recycle, so that certain waste is caused.
Disclosure of Invention
The invention aims to provide a heat preservation structure and a heat preservation method for an air pipe flange part, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a heat preservation structure at tuber pipe flange position, includes the body, the tip of body is provided with the flange circle, and two adjacent the body passes through two flange circles fixed connection, the cover is equipped with a plurality of heat preservation rings on the body, a lateral wall of heat preservation ring is provided with the bellying, the breach has been seted up to another relative lateral wall of heat preservation ring, the bellying inserts in the breach of rather than adjacent heat preservation ring, one of them the cover is equipped with first sealing ring on the flange circle, another the cover is equipped with the second sealing ring on the flange circle, first sealing ring with the second sealing ring block is connected, first sealing groove has been seted up to the lateral wall that the flange circle was kept away from to first sealing ring, a lateral wall of heat preservation ring inserts in the first sealing groove, the second sealing groove has been seted up to the lateral wall that the flange circle was kept away from to the second sealing ring, a lateral wall of heat preservation ring inserts in the second sealing groove.
As a preferable technical scheme of the invention, the edge of the side wall of the flange ring is provided with a flange.
As a preferable technical scheme of the invention, the second sealing ring is sleeved inside the first sealing ring.
As a preferable technical scheme of the invention, a clamping block is fixedly arranged on the outer wall of the second sealing ring, a clamping groove is formed in the inner wall of the first sealing ring, and the clamping block is clamped in the clamping groove.
As a preferred embodiment of the present invention, the two flange rings are fixedly connected by a plurality of bolts.
A heat preservation method of an air pipe flange part comprises the following steps:
s1, fixedly connecting two pipe bodies through two flange rings, and then clamping and connecting a first sealing ring and a second sealing ring, so that the two flange rings are coated between the first sealing ring and the second sealing ring;
s2, sleeving the heat-insulating ring on the pipe body, and sliding the heat-insulating ring towards the flange ring to enable the heat-insulating ring to be inserted into the first sealing groove or the second sealing groove;
s3, continuously sleeving the heat-insulating ring on the pipe body, moving the heat-insulating ring towards the flange ring, enabling the convex part of the heat-insulating ring to be inserted into the notch of the heat-insulating ring adjacent to the heat-insulating ring, and continuously sleeving the heat-insulating ring until the pipe body is completely covered.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the heat-insulating ring notch and the bulge are arranged, so that the contact area between the heat-insulating rings is larger, the sealing performance is better, the joint of the two pipe bodies can be sealed through the first sealing ring and the second sealing ring, the sealing performance of the joint of the two pipe bodies is improved, the sealing rings can be reused after being disassembled, and the heat-insulating ring is energy-saving and environment-friendly.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the pipe body of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3 at A;
FIG. 5 is a schematic cross-sectional view of the heat-insulating ring of the present invention.
In the figure: 1. a tube body; 2. a flange ring; 3. a flange; 4. a bolt; 5. a heat-insulating ring; 501. a boss; 502. a notch; 6. a first seal ring; 601. a first seal groove; 602. a clamping groove; 7. a second seal ring; 701. a second seal groove; 8. and (5) clamping blocks.
Detailed Description
As shown in fig. 1-5, in the embodiment of the invention, the heat insulation structure of the air duct flange part comprises a pipe body 1, wherein the end part of the pipe body 1 is provided with flange rings 2, two adjacent pipe bodies 1 are fixedly connected through the two flange rings 2, a plurality of heat insulation rings 5 are sleeved on the pipe body 1, a protruding part 501 is arranged on one side wall of each heat insulation ring 5, a notch 502 is formed on the other opposite side wall of each heat insulation ring 5, the protruding part 501 is inserted into the notch 502 of each heat insulation ring 5 adjacent to the heat insulation ring, one flange ring 2 is sleeved with a first sealing ring 6, the other flange ring 2 is sleeved with a second sealing ring 7, the first sealing ring 6 is in clamping connection with the second sealing ring 7, a first sealing groove 601 is formed on the side wall of each first sealing ring 6 far away from the flange ring 2, a second sealing groove 701 is formed on the side wall of each second sealing ring 7 far away from the flange ring 2, one side wall of each heat insulation ring 5 is inserted into the second sealing ring 7, and the first sealing ring 7 and the second sealing ring 7 are made of heat insulation materials.
When the heat-insulating pipe is specifically used, firstly, two pipe bodies 1 are fixedly connected through two flange rings 2, then the first sealing ring 6 and the second sealing ring 7 are clamped and connected, so that the two flange rings 2 are coated between the first sealing ring 6 and the second sealing ring 7, then the heat-insulating ring 5 is sleeved on the pipe bodies 1, the heat-insulating ring 5 slides towards the flange rings 2, the heat-insulating ring 5 is inserted into the first sealing groove 601 or the second sealing groove 701, then the heat-insulating ring 5 is continuously sleeved on the pipe bodies 1, then the heat-insulating ring 5 moves towards the flange rings 2, the bulge part 501 of the heat-insulating ring 5 is inserted into the notch 502 of the heat-insulating ring 5 adjacent to the bulge part, the heat-insulating ring 5 is continuously sleeved until the pipe bodies 1 are completely covered, the heat-insulating ring 5 is arranged through the notch 502 and the bulge part 501, the contact area between the heat-insulating ring 5 is large, the sealing performance is good, the joint of the two pipe bodies 1 can be sealed through the first sealing ring 6 and the second sealing ring 7, the sealing ring can be repeatedly utilized after the disassembly, and the heat-insulating ring is more energy-saving and environment-friendly.
In this embodiment, preferably, the edge of the side wall of the flange ring 2 is provided with a flange 3; the flange 3 is inserted into the first seal ring 6 or the second seal ring 7, thereby reinforcing the first seal ring 6 or the second seal ring 7, so that the first seal ring 6 and the second seal ring 7 are not easily detached.
In this embodiment, preferably, the second sealing ring 7 is sleeved inside the first sealing ring 6; thereby improving the sealing property of the junction of the first seal ring 6 and the second seal ring 7.
In this embodiment, preferably, a clamping block 8 is fixedly installed on the outer wall of the second sealing ring 7, a clamping groove 602 is formed on the inner wall of the first sealing ring 6, and the clamping block 8 is clamped in the clamping groove 602; thereby realizing the snap connection of the first sealing ring 6 and the second sealing ring 7, so as to facilitate the installation and the disassembly of the first sealing ring 6 and the second sealing ring 7.
In this embodiment, preferably, the two flange rings 2 are fixedly connected by a plurality of bolts 4; thereby realizing a fixed connection between the two flange rings 2.
The invention also relates to a heat preservation method of the air pipe flange part, which comprises the following steps:
s1, fixedly connecting two pipe bodies 1 through two flange rings 2, and then clamping and connecting a first sealing ring 6 and a second sealing ring 7, so that the two flange rings 2 are coated between the first sealing ring 6 and the second sealing ring 7;
s2, sleeving the heat preservation ring 5 on the pipe body 1, and sliding the heat preservation ring 5 towards the flange ring 2 to enable the heat preservation ring 5 to be inserted into the first sealing groove 601 or the second sealing groove 701;
s3, continuously sleeving the heat-insulating ring 5 on the pipe body 1, moving the heat-insulating ring 5 towards the flange ring 2, enabling the convex part 501 of the heat-insulating ring 5 to be inserted into the notch 502 of the heat-insulating ring 5 adjacent to the heat-insulating ring, and continuously sleeving the heat-insulating ring 5 until the pipe body 1 is completely covered.
Working principle: firstly, two pipe bodies 1 are fixedly connected through two flange rings 2, then a first sealing ring 6 and a second sealing ring 7 are clamped and connected, so that the two flange rings 2 are coated between the first sealing ring 6 and the second sealing ring 7, then the heat preservation ring 5 is sleeved on the pipe bodies 1, the heat preservation ring 5 slides towards the flange rings 2, the heat preservation ring 5 is inserted into a first sealing groove 601 or a second sealing groove 701, then the heat preservation ring 5 is continuously sleeved on the pipe bodies 1, then the heat preservation ring 5 moves towards the flange rings 2, the bulge part 501 of the heat preservation ring 5 is inserted into the notch 502 of the adjacent heat preservation ring 5, the heat preservation ring 5 is continuously sleeved until the pipe bodies 1 are completely covered, the contact area between the heat preservation ring 5 is larger through the arrangement of the notch 502 and the bulge part 501, the sealing performance is better, and the joint of the two pipe bodies 1 can be sealed through the first sealing ring 6 and the second sealing ring 7, so that the sealing performance of the joint of the two pipe bodies 1 is improved.
Claims (5)
1. The heat preservation method of the heat preservation structure of the air pipe flange part is characterized by comprising the following steps of: the method comprises the following steps:
s1, fixedly connecting two pipe bodies through two flange rings, and then clamping and connecting a first sealing ring and a second sealing ring, so that the two flange rings are coated between the first sealing ring and the second sealing ring;
s2, sleeving the heat-insulating ring on the pipe body, and sliding the heat-insulating ring towards the flange ring to enable the heat-insulating ring to be inserted into the first sealing groove or the second sealing groove;
s3, continuously sleeving the heat-insulating ring on the pipe body, moving the heat-insulating ring towards the flange ring, enabling the convex part of the heat-insulating ring to be inserted into the notch of the heat-insulating ring adjacent to the heat-insulating ring, and continuously sleeving the heat-insulating ring until the pipe body is completely covered;
the utility model provides a heat preservation structure at tuber pipe flange position, includes the body, the tip of body is provided with the flange circle, and two adjacent the body passes through two flange circles fixed connection, the cover is equipped with a plurality of heat preservation rings on the body, a lateral wall of heat preservation ring is provided with the bellying, the breach has been seted up to another relative lateral wall of heat preservation ring, the bellying inserts in the breach of rather than adjacent heat preservation ring, one of them the cover is equipped with first sealing ring on the flange circle, another the cover is equipped with the second sealing ring on the flange circle, first sealing ring with the second sealing ring block is connected, first sealing groove has been seted up to the lateral wall that the flange circle was kept away from to first sealing ring, a lateral wall of heat preservation ring inserts in the first sealing groove, the second sealing groove has been seted up to the lateral wall that the flange circle was kept away from to the second sealing ring, a lateral wall of heat preservation ring inserts in the second sealing groove.
2. The method for insulating the air duct flange part insulating structure according to claim 1, wherein the method comprises the following steps: the edge of the side wall of the flange ring is provided with a flange.
3. The method for insulating the air duct flange part insulating structure according to claim 1, wherein the method comprises the following steps: the second sealing ring is sleeved in the first sealing ring.
4. A method of insulating a ductwork flange section insulating structure according to claim 3, wherein: the outer wall fixed mounting of second sealing ring has the fixture block, the draw-in groove has been seted up to the inner wall of first sealing ring, the fixture block is in the draw-in groove.
5. The method for insulating the air duct flange part insulating structure according to claim 1, wherein the method comprises the following steps: the two flange rings are fixedly connected through a plurality of bolts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210155530.8A CN114542822B (en) | 2022-02-21 | 2022-02-21 | Heat preservation structure and method for air pipe flange part |
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CN202210155530.8A CN114542822B (en) | 2022-02-21 | 2022-02-21 | Heat preservation structure and method for air pipe flange part |
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CN114542822A CN114542822A (en) | 2022-05-27 |
CN114542822B true CN114542822B (en) | 2023-08-04 |
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CN202210155530.8A Active CN114542822B (en) | 2022-02-21 | 2022-02-21 | Heat preservation structure and method for air pipe flange part |
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CN115142996B (en) * | 2022-07-25 | 2023-12-22 | 中国人民解放军海军工程大学 | Assembly structure for overhead air filter inlet pipe in diesel engine supercharger |
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KR101267263B1 (en) * | 2013-01-03 | 2013-05-27 | (주)한도엔지니어링 | Pipe's connecting structure preventing a water leakage |
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CN105683642A (en) * | 2013-11-11 | 2016-06-15 | 东仁工程株式会社 | Pipe insulation apparatus having finishing cover of compression-bonded structure |
CN206861159U (en) * | 2017-04-25 | 2018-01-09 | 江苏华顶建设工程股份有限公司 | A kind of attemperator for pipe flange |
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CN208397456U (en) * | 2018-03-30 | 2019-01-18 | 天津市瑞海翔防腐钢管有限公司 | A kind of anti-corrosive steel pipe with protection structure |
CN209892959U (en) * | 2019-05-05 | 2020-01-03 | 纪纲 | Novel anticorrosive protection of environmental protection pipeline device |
CN210661909U (en) * | 2019-09-06 | 2020-06-02 | 镇江昌河塑电有限公司 | Plastic steel flange and connecting pipe thereof |
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2022
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CN105683642A (en) * | 2013-11-11 | 2016-06-15 | 东仁工程株式会社 | Pipe insulation apparatus having finishing cover of compression-bonded structure |
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CN206861159U (en) * | 2017-04-25 | 2018-01-09 | 江苏华顶建设工程股份有限公司 | A kind of attemperator for pipe flange |
CN208397456U (en) * | 2018-03-30 | 2019-01-18 | 天津市瑞海翔防腐钢管有限公司 | A kind of anti-corrosive steel pipe with protection structure |
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CN209892959U (en) * | 2019-05-05 | 2020-01-03 | 纪纲 | Novel anticorrosive protection of environmental protection pipeline device |
CN210661909U (en) * | 2019-09-06 | 2020-06-02 | 镇江昌河塑电有限公司 | Plastic steel flange and connecting pipe thereof |
Non-Patent Citations (1)
Title |
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