CN110864172A - Novel compression-resistant flange for pipeline connection - Google Patents
Novel compression-resistant flange for pipeline connection Download PDFInfo
- Publication number
- CN110864172A CN110864172A CN201911180872.XA CN201911180872A CN110864172A CN 110864172 A CN110864172 A CN 110864172A CN 201911180872 A CN201911180872 A CN 201911180872A CN 110864172 A CN110864172 A CN 110864172A
- Authority
- CN
- China
- Prior art keywords
- flange
- annular groove
- reinforcing
- pipeline connection
- novel pressure
- Prior art date
- 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.)
- Pending
Links
- 230000006835 compression Effects 0.000 title abstract description 4
- 238000007906 compression Methods 0.000 title abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims abstract description 14
- 238000005728 strengthening Methods 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000012943 hotmelt Substances 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 239000000853 adhesive Substances 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 19
- 239000012790 adhesive layer Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
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
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
-
- 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
-
- 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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear
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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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/18—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
- F16L58/187—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings for flanged joints
-
- 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
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
- F16L59/168—Flexible insulating material or covers for flanges, junctions, valves or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The invention discloses a novel pressure-resistant flange for pipeline connection, which relates to the technical field of flanges and comprises a flange plate, wherein a connecting pipeline penetrates through the middle of the flange plate, a reinforcing block is welded on the outer surface of the connecting pipeline, and a first reinforcing rib and a second reinforcing rib penetrate through the reinforcing block respectively. According to the flange, the stability between the flange plate and a connecting pipeline is improved through the reinforcing block, the first reinforcing rib and the second reinforcing rib, namely the compression resistance of the flange is improved, the corrosion resistance of the flange is improved through the anticorrosive layer and the heat insulation layer, the heat insulation performance of the flange is also improved, the abrasion degree of the surface of the flange plate caused by the rotation of the bolt and the nut in the connecting process of the flange is reduced through the matched use among the second annular groove, the second adhesive glue and the gasket, and the sealing performance of the flange is improved through the matched use among the first annular groove, the first adhesive glue layer, the sealing ring and the annular groove.
Description
Technical Field
The invention relates to the technical field of flanges, in particular to a novel pressure-resistant flange for pipeline connection.
Background
A flange, also known as a flange collar or flange. The flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange connection or flange joint is a detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The pipeline flange is a flange for piping in a pipeline device, and is used on equipment to be an inlet and outlet flange of the equipment. Today, the frequency of use of flanges in pipe connections is increasing year by year.
However, in the prior art, most of the flanges for pipeline connection have no reinforcing structure, so that the flanges are poor in pressure resistance and not suitable for connection of high-pressure pipelines, and the flanges for pipeline connection have poor corrosion resistance, so that the flanges cannot be used for pipelines with corrosive substances, and the practicability of the flanges is reduced.
Disclosure of Invention
The invention aims to provide a novel pressure-resistant flange for pipeline connection, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a novel resistance to compression flange for pipe connection, includes the ring flange, the connecting tube has been run through to the centre of ring flange, the outer skin weld of connecting tube has the boss, it has first strengthening rib and second strengthening rib to run through respectively on the boss.
As a further scheme of the invention: the ring flange passes through interference fit with the connecting tube and is connected, the bottom of boss runs through to the bottom of ring flange, and the boss passes through interference fit with the ring flange and is connected, the boss is provided with four, four the boss sets up the surface at the connecting tube respectively, four the boss all passes through interference fit with first strengthening rib and second strengthening rib and is connected.
As a still further scheme of the invention: the inner wall of the connecting pipeline is provided with a heat insulation layer, the inner wall of the heat insulation layer is provided with an anticorrosive coating, and the connecting pipeline, the anticorrosive coating and the heat insulation layer are connected through hot melting.
As a still further scheme of the invention: the heat insulation layer is a component made of glass fiber.
As a still further scheme of the invention: the anticorrosive coating is a component made of epoxy resin paint.
As a still further scheme of the invention: the last mounting hole of having seted up of connecting tube, the top and the bottom symmetry that the ring flange is in around the mounting hole are provided with the second annular groove, the inside of second annular groove is provided with the gasket, the outside inner wall of ring flange is kept away from to the second annular groove is provided with second bonding glue film, the mounting hole is provided with four, one side of gasket is in the outside of second annular groove, and the gasket is in the inside opposite side of second annular groove and passes through the second bonding glue film with the inner wall of second annular groove to be connected, gasket and second annular groove looks adaptation.
As a still further scheme of the invention: the bottom of ring flange is provided with first annular groove, the inside of first annular groove is provided with the sealing washer, first annular groove keeps away from the outside inner wall of ring flange and is provided with first bonding glue film, one side of sealing washer is in the outside of first annular groove, and the sealing washer is in the inside opposite side of first annular groove and the inner wall of first annular groove and is connected through first bonding glue film, sealing washer and first annular groove looks adaptation, the sealing washer is provided with the ring channel in the outside one side of first annular groove.
Compared with the prior art, the invention has the beneficial effects that: through the boss, first strengthening rib and second strengthening rib have increased the stability between ring flange and the connecting tube, the compressive property of this flange has been increased promptly, the corrosion resisting property of this flange has both been increased through anticorrosive coating and insulating layer, the thermal insulation performance of this flange has been increased again, through the second annular groove, cooperation between second bonding glue and the gasket is used, the degree of wear that causes the ring flange surface at this flange in the connection process screw bolt and nut rotation has been reduced, and through first annular groove, first bonding glue film, cooperation between sealing washer and the ring channel is used, the sealing performance of this flange has been increased.
Drawings
Fig. 1 is a schematic structural view of a novel pressure-resistant flange for pipeline connection.
Fig. 2 is a schematic structural diagram of a top view of a novel pressure-resistant flange for pipeline connection.
Fig. 3 is a sectional view of a front view of a novel pressure-resistant flange for pipeline connection.
Fig. 4 is an enlarged structural schematic diagram of a novel pressure-resistant flange for pipeline connection.
Fig. 5 is an enlarged structural schematic diagram of B in the novel pressure-resistant flange for pipeline connection.
The labels in the figure are: 1. a flange plate; 2. connecting a pipeline; 3. mounting holes; 4. a reinforcing block; 5. a first reinforcing rib; 6. a second reinforcing rib; 7. a gasket; 8. a seal ring; 9. a thermal insulation layer; 10. an anticorrosive layer; 11. a first annular groove; 12. a first adhesive layer; 13. an annular groove; 14. a second annular groove; 15. and the second adhesive glue layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the present invention, a novel pressure-resistant flange for pipeline connection includes a flange plate 1, a connecting pipeline 2 penetrates through the flange plate 1, reinforcing blocks 4 are welded on the outer surface of the connecting pipeline 2, first reinforcing ribs 5 and second reinforcing ribs 6 respectively penetrate through the reinforcing blocks 4, the flange plate 1 and the connecting pipeline 2 are connected in an interference fit manner, the bottom of the reinforcing block 4 penetrates through the bottom of the flange plate 1, the reinforcing blocks 4 and the flange plate 1 are connected in an interference fit manner, four reinforcing blocks 4 are provided, four reinforcing blocks 4 are respectively provided on the outer surface of the connecting pipeline 2, the four reinforcing blocks 4 and the first reinforcing ribs 5 and the second reinforcing ribs 6 are connected in an interference fit manner, the stability between the flange plate 1 and the connecting pipeline 2 is increased by the reinforcing blocks 4, the first reinforcing ribs 5 and the second reinforcing ribs 6, that is, the pressure-resistant performance of the flange is increased, the inner wall of the connecting pipeline 2 is provided with a heat insulation layer 9, the inner wall of the heat insulation layer 9 is provided with an anticorrosive layer 10, the connecting pipeline 2, the anticorrosive layer 10 and the heat insulation layer 9 are connected through hot melting, the heat insulation layer 9 is a component made of glass fiber, the anticorrosive layer 10 is a component made of epoxy resin paint, the corrosion resistance of the flange is improved through the anticorrosive layer 10 made of epoxy resin paint, the heat insulation performance of the flange is improved through the heat insulation layer 9 made of glass fiber, the connecting pipeline 2 is provided with a mounting hole 3, the top and the bottom of the flange 1 around the mounting hole 3 are symmetrically provided with second annular grooves 14, gaskets 7 are arranged inside the second annular grooves 14, the inner wall of the second annular grooves 14 far away from the outer part of the flange 1 is provided with second adhesive glue layers 15, the number of the mounting holes 3 is four, one side of each gasket 7 is arranged, the other side of the gasket 7, which is positioned inside the second annular groove 14, is connected with the inner wall of the second annular groove 14 through a second adhesive layer 15, the gasket 7 is matched with the second annular groove 14, in the process of connecting the flange, the gasket 7 prevents the surface contact of bolts and nuts with the flange plate 1, the abrasion degree of the rotation of the bolts and nuts on the surface of the flange plate 1 is reduced, the bottom of the flange plate 1 is provided with a first annular groove 11, a sealing ring 8 is arranged inside the first annular groove 11, the inner wall of the first annular groove 11, which is far away from the outside of the flange plate 1, is provided with a first adhesive layer 12, one side of the sealing ring 8 is positioned outside the first annular groove 11, the other side of the sealing ring 8, which is positioned inside the first annular groove 11, is connected with the inner wall of the first annular groove 11 through the first adhesive layer 12, and the sealing ring 8 is, one side of the sealing ring 8, which is positioned outside the first annular groove 11, is provided with an annular groove 13, and in the connection process of the flange, air inside the annular groove 13 is extruded out, so that the use effect of the sealing ring 8 is increased, and the sealing performance of the flange is directly increased.
The working principle of the invention is as follows: through the boss 4, first strengthening rib 5 and second strengthening rib 6 have increased the stability between ring flange 1 and the connecting tube 2, the compressive property of this flange has been increased promptly, anticorrosive coating 10 through the epoxy paint material has increased the corrosion resisting property of this flange, insulating layer 9 through the glass fiber material has increased the thermal insulation performance of this flange, at this flange in the connection process, prevent the surface contact of bolt and nut and ring flange 1 through gasket 7, reduce the rotatory degree of wear that causes the surface of ring flange 1 of bolt and nut, and at this flange in the connection process, extrude through the inside air of ring channel 13, the result of use of sealing washer 8 has been increased, the sealing performance of this flange has directly been increased.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a novel pressure-resistant flange for pipe connection, includes ring flange (1), its characterized in that: connecting tube (2) has been run through in the centre of ring flange (1), the outer surface welding of connecting tube (2) has boss (4), first strengthening rib (5) and second strengthening rib (6) have been run through respectively on boss (4).
2. The novel pressure-resistant flange for pipeline connection according to claim 1, wherein: the flange plate is characterized in that the flange plate (1) is connected with the connecting pipeline (2) in an interference fit mode, the bottom of the reinforcing block (4) runs through the bottom of the flange plate (1), the reinforcing block (4) is connected with the flange plate (1) in an interference fit mode, the reinforcing block (4) is provided with four reinforcing blocks and four reinforcing blocks, the reinforcing block (4) is arranged on the outer surface of the connecting pipeline (2) respectively, and the reinforcing block (4) is connected with the first reinforcing ribs (5) and the second reinforcing ribs (6) in an interference fit mode.
3. The novel pressure-resistant flange for pipeline connection according to claim 1, wherein: the inner wall of connecting tube (2) is provided with insulating layer (9), the inner wall of insulating layer (9) is provided with anticorrosive coating (10), connecting tube (2) and anticorrosive coating (10) all are connected through the hot melt with insulating layer (9).
4. The novel pressure-resistant flange for pipeline connection as claimed in claim 3, wherein: the heat insulation layer (9) is a component made of glass fiber.
5. The novel pressure-resistant flange for pipeline connection as claimed in claim 3, wherein: the anticorrosive coating (10) is a component made of epoxy resin paint.
6. The novel pressure-resistant flange for pipeline connection according to claim 1, wherein: mounting hole (3) have been seted up on connecting tube (2), the top and the bottom symmetry that ring flange (1) is in around mounting hole (3) are provided with second annular groove (14), the inside of second annular groove (14) is provided with gasket (7), the inside that ring flange (1) outside was kept away from in second annular groove (14) is provided with second bonding glue film (15), mounting hole (3) are provided with four, one side of gasket (7) is in the outside of second annular groove (14), and gasket (7) are connected through second bonding glue film (15) at the inside opposite side of second annular groove (14) and the inner wall of second annular groove (14), gasket (7) and second annular groove (14) looks adaptation.
7. The novel pressure-resistant flange for pipeline connection according to claim 1, wherein: the bottom of ring flange (1) is provided with first annular groove (11), the inside of first annular groove (11) is provided with sealing washer (8), the inside inner wall that ring flange (1) outside was kept away from in first annular groove (11) is provided with first bonding glue film (12), one side of sealing washer (8) is in the outside of first annular groove (11), and sealing washer (8) are connected through first bonding glue film (12) at the inside opposite side of first annular groove (11) and the inner wall of first annular groove (11), sealing washer (8) and first annular groove (11) looks adaptation, one side that sealing washer (8) are in first annular groove (11) outside is provided with ring channel (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911180872.XA CN110864172A (en) | 2019-11-27 | 2019-11-27 | Novel compression-resistant flange for pipeline connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911180872.XA CN110864172A (en) | 2019-11-27 | 2019-11-27 | Novel compression-resistant flange for pipeline connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110864172A true CN110864172A (en) | 2020-03-06 |
Family
ID=69656487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911180872.XA Pending CN110864172A (en) | 2019-11-27 | 2019-11-27 | Novel compression-resistant flange for pipeline connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110864172A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864551A (en) * | 2021-10-25 | 2021-12-31 | 沪东重机有限公司 | Connecting structure for connecting pipelines with different pipe diameters |
| CN114877144A (en) * | 2022-05-09 | 2022-08-09 | 合肥市久环给排水燃气设备有限公司 | Leak-proof sealing interface for gas pipeline |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937128A (en) * | 2012-11-05 | 2013-02-20 | 无锡市风云铝业有限公司 | Flange structure capable of being detached quickly |
| CN103659183A (en) * | 2013-12-05 | 2014-03-26 | 浙江波威钢构有限公司 | Method for manufacturing corrosion prevention reducer pipe fitting |
| CN203671146U (en) * | 2013-12-06 | 2014-06-25 | 安徽科达洁能股份有限公司 | Heat-preserving pipeline |
| CN105333251A (en) * | 2015-10-27 | 2016-02-17 | 天津全达科技有限公司 | Novel pressure resistance flange |
| WO2016081434A1 (en) * | 2014-11-17 | 2016-05-26 | Saudi Arabian Oil Comapny | Gasket with internal galvanic anode ring |
| CN205278357U (en) * | 2015-12-17 | 2016-06-01 | 方毅 | Vacuum type silica gel sealing washer |
-
2019
- 2019-11-27 CN CN201911180872.XA patent/CN110864172A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937128A (en) * | 2012-11-05 | 2013-02-20 | 无锡市风云铝业有限公司 | Flange structure capable of being detached quickly |
| CN103659183A (en) * | 2013-12-05 | 2014-03-26 | 浙江波威钢构有限公司 | Method for manufacturing corrosion prevention reducer pipe fitting |
| CN203671146U (en) * | 2013-12-06 | 2014-06-25 | 安徽科达洁能股份有限公司 | Heat-preserving pipeline |
| WO2016081434A1 (en) * | 2014-11-17 | 2016-05-26 | Saudi Arabian Oil Comapny | Gasket with internal galvanic anode ring |
| CN105333251A (en) * | 2015-10-27 | 2016-02-17 | 天津全达科技有限公司 | Novel pressure resistance flange |
| CN205278357U (en) * | 2015-12-17 | 2016-06-01 | 方毅 | Vacuum type silica gel sealing washer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864551A (en) * | 2021-10-25 | 2021-12-31 | 沪东重机有限公司 | Connecting structure for connecting pipelines with different pipe diameters |
| CN114877144A (en) * | 2022-05-09 | 2022-08-09 | 合肥市久环给排水燃气设备有限公司 | Leak-proof sealing interface for gas pipeline |
| CN114877144B (en) * | 2022-05-09 | 2024-01-30 | 合肥市久环给排水燃气设备有限公司 | Leak-proof sealing joint for gas pipeline |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20200306 |