CN115031064A - Pipeline sealing ring with self-sealing function and sealing method - Google Patents
Pipeline sealing ring with self-sealing function and sealing method Download PDFInfo
- Publication number
- CN115031064A CN115031064A CN202210011727.4A CN202210011727A CN115031064A CN 115031064 A CN115031064 A CN 115031064A CN 202210011727 A CN202210011727 A CN 202210011727A CN 115031064 A CN115031064 A CN 115031064A
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- sealing
- self
- pipeline
- sealing ring
- ring
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- 238000007789 sealing Methods 0.000 title claims abstract description 272
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 238000009825 accumulation Methods 0.000 abstract description 4
- 241000283216 Phocidae Species 0.000 description 13
- 238000001125 extrusion Methods 0.000 description 6
- 230000005489 elastic deformation Effects 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000010865 sewage Substances 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
- F16L9/00—Rigid pipes
- F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
-
- 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
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
- F16L11/15—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics corrugated
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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
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/20—Double-walled hoses, i.e. two concentric hoses
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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
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/01—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses adapted for hoses having a multi-layer wall
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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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
- F16L47/065—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket, the sealing rings being placed previously on the male part
Abstract
The invention discloses a pipeline sealing ring with a self-sealing function and a sealing method, which are characterized by comprising a sealing ring (18), wherein the sealing ring (18) is divided into an outer surface and an inner surface, a first binding surface (3) is arranged on the outer surface of the sealing ring (18) close to an end surface (1), more than 1 annular groove (14) is arranged behind the first binding surface (3), more than 1 outer sealing surface is arranged on the outer surface of the sealing ring (18) behind the annular groove (14), and more than 1 inner sealing surface is arranged on the inner surface of the sealing ring (18). The pipeline sealing ring with the self-sealing function actively utilizes the accumulation of silt flowing in a pipe network to realize the self-sealing of the joint of the pipeline through the design of a self-sealing structure, thereby avoiding the damage of the silt flowing in the pipe network to the sealed connection of the pipeline; the larger the pressure of silt in the pipe network is accumulated at the self-sealing structure, the better the axial isobaric self-sealing effect at the pipeline joint is.
Description
Technical Field
The invention relates to a pipeline sealing ring with a self-sealing function and a sealing method, and belongs to the technical field of pipeline sealing.
Background
The plastic double-wall corrugated pipe is widely applied to various large drainage and irrigation pipe network systems, continuous production is realized through extrusion molding, and the connection among the pipes mainly adopts socket joint connection. The two ends of the corresponding pipelines are respectively provided with a socket and a socket head, and the socket head are matched and socket-jointed so as to realize the quick connection between the pipelines. The bell and spigot joint and the pipeline main body are extruded and molded into a whole, the adopted spigot and spigot joint is characterized in that the rubber sealing ring is sleeved in the trough of the spigot and spigot joint, then the spigot and spigot joint is inserted into the bell and spigot joint, and the radial sealing of the plastic double-wall corrugated pipeline at the socket is realized through the elastic deformation of the rubber sealing ring in the trough of the spigot and spigot joint. However, along with the lapse of time, silt that the sewage that flows in the pipe network contained can pile up in rubber seal department, by pipeline axial extrusion rubber seal's radial seal position, silt is piled up the extrusion force and can be progressively bigger and bigger along with the lapse of time, causes the sealing washer axial deformation to slide, will lead to the pipe network to reveal in hookup location finally, causes the pipe connection failure, seriously influences the normal operating of pipe network system.
Chinese patent CN105041837A discloses a double-layer corrugated pipe with a seal, which comprises an inner corrugated pipe and an outer corrugated pipe, wherein the inner corrugated pipe and the outer corrugated pipe have the same structure, the inner corrugated pipe comprises a corrugated ring, two ends of the corrugated ring are provided with extension rings, a seal sleeve is arranged on the outer ring of the inner corrugated pipe, the seal sleeve comprises a seal sleeve body, and a plurality of seal gear rings are arranged inside the seal sleeve body; can realize big resilience force through the design of double-deck bellows to prevent foreign matters such as external silt to get into inside through the seal cover. The structure can infiltrate into the pipeline along with the accumulation of more and more silt
Disclosure of Invention
The invention aims to provide a pipeline sealing ring with a self-sealing function and a sealing method, which utilize the accumulation of silt flowing in a pipe network to realize the self-sealing of a pipeline joint, have multiple sealing positions and have better effect.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a pipeline sealing washer with from sealing function, includes the sealing washer, and the sealing washer divide into surface and internal surface, is equipped with first binding face on the surface that the sealing washer leaned on the terminal surface, and first binding face is equipped with hoop recess more than 1 at the back, is equipped with the outer sealing face more than 1 on the sealing washer surface at the hoop recess back, is equipped with the interior sealed face more than 1 on the sealing washer internal surface.
Foretell pipeline sealing washer with self sealss function, be equipped with silt flow channel on the first laminating face, silt flow channel one end intercommunication circumferential groove, one end switch-on sealing washer terminal surface.
In the pipeline sealing ring with the self-sealing function, the outer sealing surface is a first sealing surface, a second sealing surface or/and a third sealing surface.
In the above pipeline sealing ring with self-sealing function, the inner sealing surface is a fourth sealing surface, a fifth sealing surface or/and a sixth sealing surface.
The pipeline sealing ring with the self-sealing function is characterized in that a sealing convex edge is arranged on the inner surface of the sealing ring.
The pipeline sealing ring with the self-sealing function is characterized in that the end face of the sealing ring is provided with an annular bulge.
In the pipeline sealing ring with the self-sealing function, the outer sealing surface and the inner sealing surface are more than 1 convex ring.
According to the sealing method of the pipeline sealing ring with the self-sealing function, the sealing ring is in sealing connection with an installed pipeline through an outer sealing surface and an inner sealing surface, meanwhile, silt flowing into the silt flowing channel on the first binding surface of the sealing ring is accumulated in the annular groove, the annular groove is extruded to generate elastic deformation, the annular groove is close to the side wall of the pipeline, and self-sealing connection is achieved.
According to the sealing method of the pipeline sealing ring with the self-sealing function, the sealing ring is in sealing connection with the installed pipeline through the 2-4 sections of the outer sealing surface and the inner sealing surface.
The invention has the beneficial effects that:
1. the pipeline sealing ring with the self-sealing function actively utilizes the accumulation of silt flowing in a pipe network to realize the self-sealing of the joint of the pipeline through the design of a self-sealing structure, thereby avoiding the damage of the silt flowing in the pipe network to the sealed connection of the pipeline; the larger the pressure of silt in the pipe network is accumulated at the self-sealing structure, the better the axial isobaric self-sealing effect at the pipeline joint is.
2. The inner surface and the outer surface of the pipeline sealing ring are provided with a plurality of seals, and the quick self-sealing installation among pipelines is realized while the existing pipeline socket extrusion molding mode and the connection mode are not changed.
Drawings
FIG. 1 is a schematic view of a self-sealing ring seal of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is an exploded view of the self-sealing gasket socket installation assembly of the present invention;
FIG. 4 is a schematic view, partially in section, of the self-sealing gasket socket installation of the present invention;
FIG. 5 is a schematic view of the self-sealing ring of the present invention being fitted into a spigot;
fig. 6 is a schematic view of the self-sealing principle of the seal ring of the present invention.
Reference numerals are as follows: 1. an end face; 2. a silt flow channel; 3. a first binding face; 4. the outer surface of the annular groove; 5. a first sealing surface; 6. a second sealing surface; 7. a third sealing surface; 8. the sealing ring is annularly bulged; 9. the inner surface of the annular bulge of the sealing ring; 10. A fourth sealing surface; 11. a fifth sealing surface; 12. a sixth sealing surface; 13. the inner surface of the annular groove; 14. a circumferential groove; 15. Sealing flange 16, double-walled corrugated tubing; 17. a pipe socket; 18. a seal ring; 19. a pipe bell and spigot; 20. silt; 21. the direction of silt flow is an arrow.
The invention is further described with reference to the following drawings and detailed description, but the invention is not limited thereto.
Detailed Description
Example 1: a pipeline sealing ring with a self-sealing function comprises a sealing ring 18, wherein the sealing ring 18 is divided into an outer surface and an inner surface, a first attaching surface 3 is arranged on the outer surface, close to an end face 1, of the sealing ring 18, more than 1 annular groove 14 is formed in the back of the first attaching surface 3, more than 1 outer sealing surface is arranged on the outer surface, close to the back of the annular groove 14, of the sealing ring 18, and more than 1 inner sealing surface is arranged on the inner surface of the sealing ring 18. The shape of the gasket 18 matches the shape of the double-walled corrugated pipe 16, and is typically hexagonal or circular, although other prior art shapes of corrugated pipe are also possible.
Be equipped with silt flow channel 2 on the first binding face 3, silt flow channel 2 one end intercommunication annular recess 14, one end switch-on sealing washer terminal surface 1 for introduce the silt in the pipe network, pile up at annular recess 14.
The outer sealing surface is a first sealing surface 5, a second sealing surface 6 or/and a third sealing surface 7. The inner sealing surface is a fourth sealing surface 10, a fifth sealing surface 11 or/and a sixth sealing surface 12. The effect of sealing at multiple positions is realized through 1-section or multi-end sealing surfaces.
The inner surface of the sealing ring 18 is provided with a sealing convex edge 15.
The end surface 1 of the sealing ring 18 is provided with an annular bulge 8.
The outer sealing surface and the inner sealing surface are more than 1 convex ring. The sealing function is realized by the convex ring.
According to the sealing method of the pipeline sealing ring with the self-sealing function, the sealing ring 18 is in sealing connection with an installed pipeline through the outer sealing surface and the inner sealing surface, meanwhile, silt flowing in from the silt flow channel 2 on the first binding surface 3 of the sealing ring 18 is accumulated in the annular groove 14, the annular groove 14 is extruded to generate elastic deformation, the annular groove 14 is close to the side wall of the pipeline, and self-sealing connection is achieved.
The sealing ring 18 is in sealing connection with the installed pipeline through the outer sealing surface and the inner sealing surface of 2-4 sections, and the sealing effect is better.
Example 2: a pipeline sealing ring with self-sealing function, the sealing ring 18 is a cylindrical structure, which is composed of an outer surface and an inner surface, the cylindrical structure is matched with a socket head 17 of a corresponding double-wall corrugated pipeline 16; the sealing ring 18 is provided with a self-sealing structure and a plurality of sealing structures; the self-sealing connection process of the sealing ring 18 is that after the sealing ring 18 is sleeved into the socket head 17 of the double-wall corrugated pipeline 16, the sealing ring is directly inserted into the socket 19 of the other double-wall corrugated pipeline 16, so that the quick self-sealing connection is realized.
The outer surface of the cylindrical sealing ring 18 is provided with a first binding surface 3, a first sealing surface 5, a second sealing surface 6 and a third sealing surface 7 which are respectively bound and sealed with the inner wall surface of a socket 19 of the double-wall corrugated pipeline 16 in the axial direction; the first attaching surface 3 is close to the head end surface 1 of the seal ring, and the first sealing surface 5, the second sealing surface 6 and the third sealing surface 7 are arranged behind the first attaching surface 3 in sequence.
A fourth sealing surface 10, a fifth sealing surface 11 and a sixth sealing surface 12 are sequentially arranged on the inner surface of the cylindrical sealing ring 18 in the axial direction and are sealed with the wave crest surface of a socket head 17 of a sleeved double-wall corrugated pipeline 16, and the fourth sealing surface 10 is close to the end surface 1 of the head part of the sealing ring; a sealing convex edge 15 is designed between the fifth sealing surface 11 and the sixth sealing surface 12, and the sealing convex edge 15 is sealed with the wave crest side surface of a socket head 17 of a sleeved double-wall corrugated pipe 16.
In the tubular sealing ring 18, an annular groove 14 is designed between the first abutting surface 3 and the first sealing surface 5, the annular groove 14 is composed of an annular groove outer surface 4 and an annular groove inner surface 13, and the position of the annular groove 14 is just matched with the wave trough of a socket 17 of a sleeved double-wall corrugated pipe 16.
The self-sealing structure is as follows: a silt flow channel 2 is arranged on a first binding surface 3 on a sealing ring 18, and an annular groove 14 is arranged between the first binding surface 3 and a first sealing surface 5; after the double-wall corrugated pipe 16 sleeved with the sealing ring 18 is inserted into the bell socket 19 of the other double-wall corrugated pipe 16, silt in a pipe network flows into the annular groove outer surface 4 of the sealing ring through the silt flow channel 2 on the sealing ring 18 and is accumulated, the accumulated silt annularly extrudes the annular groove 14 of the sealing ring to elastically deform, the annular groove inner surface 13 is made to cling to the side wall of the trough 17 of the bell socket head 17 of the double-wall corrugated pipe 16, the axial isobaric self sealing at the position is realized, the accumulated silt pressure is higher, and the sealing effect is better.
The multiple sealing structures are as follows: the double-wall corrugated pipe 16 provided with the sealing ring 18 is inserted into a socket 19 of another pipe in a socket way, the first sealing surface 5, the second sealing surface 6 and the third sealing surface 7 on the sealing ring 18 are respectively attached to the surface of the inner wall of the socket 19, and the fourth sealing surface 10, the fifth sealing surface 11 and the sixth sealing surface 12 are respectively attached to the surface of the wave crest of the socket 17, so that multi-path radial sealing at the positions is realized, and meanwhile, the sealing convex edge 15 on the sealing ring 18 is attached to the side of the wave crest of the socket 17, so that axial sealing is realized; furthermore, accumulated silt extrudes the sealing ring to tightly attach the inner surface 13 of the annular groove of the groove to the side wall of the wave valley of the bearing plug 17, so that the axial isobaric self-sealing of the position is realized.
The first, second, third, fourth, fifth and sixth sealing surfaces on the preferred sealing ring 18 are convex annular to provide better multiple seals after the female connection.
The silt flowing channel 2 on the sealing ring 18 is arranged on the first binding surface 3 of the sealing ring 18, one end of the silt flowing channel 2 is communicated with the end surface 1 of the head of the sealing ring, and the other end of the silt flowing channel 2 is communicated with the annular groove outer surface 4 on the sealing ring 18.
The head of the further sealing ring is provided with an annular bulge 8, the annular bulge 8 faces the axis of the sealing ring 18, the inner surface 9 of the annular bulge is matched with the wave crest side surface of a socket head 17 of the double-wall corrugated pipeline 16, the axial limiting function is achieved, and the sealing ring 18 is prevented from slipping and disengaging along the socket head 17 in the axial direction in the socket installation process.
According to the self-sealing principle, a plurality of evenly distributed silt flow channels 2 are formed in a first binding surface 3 on a sealing ring 18, after two plastic double-wall corrugated pipelines sleeved with the sealing ring 18 are inserted and installed in place, a first sealing surface 5, a second sealing surface 6 and a third sealing surface 7 on the sealing ring 18 are respectively attached to the inner wall surface of a socket 19, a fourth sealing surface 10, a fifth sealing surface 11 and a sixth sealing surface 12 are respectively attached to the peak surface of a socket head 17, so that a plurality of radial sealing at the positions are realized, and meanwhile, a sealing convex edge 15 on the sealing ring 18 is attached to the peak side surface of the socket head 17, so that axial sealing is realized; furthermore, a closed seal ring circumferential groove 14 is formed between the socket 19 and the rubber seal ring 18; further, silt 20 in the pipe network can only pass through silt flow channel 2 on the sealing washer 18, flow in and pile up in sealing washer ring annular groove surface 4, as silt flow direction arrow 21 shows in the picture, 20 ring extrusion sealing washer ring annular grooves 14 elastic deformation after piling up, make ring groove internal surface 13 paste tight plastics double-walled corrugated pipe bearing plug 17 trough lateral wall, realize this position department axial isobaric self-sealing, the 20 extrusion force of silt is big more, the axial isobaric self-sealing effect is better.
While the invention has been particularly shown and described with reference to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a pipeline sealing washer with from sealing function, characterized in that, includes sealing washer (18), and sealing washer (18) divide into surface and internal surface, is equipped with first binding face (3) on the surface that sealing washer (18) leaned on terminal surface (1), and first binding face (3) are equipped with more than 1 circumferential groove (14) at the back, are equipped with more than 1 outer seal face on sealing washer (18) surface at the back circumferential groove (14), are equipped with more than 1 inner seal face on sealing washer (18) internal surface.
2. The pipeline sealing ring with the self-sealing function according to claim 1, wherein the silt flow channel (2) is arranged on the first abutting surface (3), one end of the silt flow channel (2) is communicated with the circumferential groove (14), and the other end is communicated with the sealing ring end surface (1).
3. The pipe sealing ring with self-sealing function according to claim 1, characterized in that the outer sealing surface is a first sealing surface (5), a second sealing surface (6) or/and a third sealing surface (7).
4. The pipe seal with self-sealing function according to claim 1, characterized in that the inner sealing surface is a fourth sealing surface (10), a fifth sealing surface (11) or/and a sixth sealing surface (12).
5. The sealing ring with self-sealing function for pipes according to claim 1, characterized in that the sealing ring (18) has a sealing flange (15) on its inner surface.
6. The pipe seal with self-sealing function according to claim 1, characterized in that the end face (1) of the seal (18) is provided with an annular protrusion (8).
7. The self-sealing duct seal according to claim 1, wherein the outer and inner sealing surfaces are 1 or more convex rings.
8. The method for sealing a pipeline sealing ring with a self-sealing function according to any one of claims 1 to 7, wherein the sealing ring (18) is in sealing connection with an installed pipeline through the outer sealing surface and the inner sealing surface, and simultaneously silt flowing in from the silt flow channel (2) on the first abutting surface (3) of the sealing ring (18) is accumulated in the circumferential groove (14), and the circumferential groove (14) is squeezed to elastically deform, so that the circumferential groove (14) is close to the side wall of the pipeline, and the self-sealing connection is realized.
9. The method for sealing the pipeline sealing ring with the self-sealing function according to claim 8, wherein the sealing ring (18) is in sealing connection with the installed pipeline through 2-4 sections of the outer sealing surface and the inner sealing surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021112863755 | 2021-11-02 | ||
| CN202111286375 | 2021-11-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115031064A true CN115031064A (en) | 2022-09-09 |
| CN115031064B CN115031064B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210011727.4A Active CN115031064B (en) | 2021-11-02 | 2022-01-06 | Pipeline sealing ring with self-sealing function and sealing method |
Country Status (1)
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| CN (1) | CN115031064B (en) |
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| CN110578841A (en) * | 2019-08-30 | 2019-12-17 | 康命源（贵州）科技发展有限公司 | pipe assembly with anti-drop sealing structure |
| CN212131610U (en) * | 2020-04-08 | 2020-12-11 | 安徽省生宸源材料科技实业发展股份有限公司 | Corrugated pipe socket joint connection sealing joint |
| CN216923529U (en) * | 2021-11-02 | 2022-07-08 | 安徽省生宸源材料科技实业发展股份有限公司 | Self sealss pipeline sealing washer structure |
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2022
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| KR100226531B1 (en) * | 1996-07-05 | 1999-10-15 | 조용래 | Water-tight connecting structure of systhetic restn spiral corrugated pipe |
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| US20080303224A1 (en) * | 2007-06-07 | 2008-12-11 | Springseal, Inc. | Gasket |
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| Publication number | Publication date |
|---|---|
| CN115031064B (en) | 2024-04-02 |
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