CN113513644B - Seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device - Google Patents
Seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device Download PDFInfo
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- CN113513644B CN113513644B CN202110913829.0A CN202110913829A CN113513644B CN 113513644 B CN113513644 B CN 113513644B CN 202110913829 A CN202110913829 A CN 202110913829A CN 113513644 B CN113513644 B CN 113513644B
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- rubber sleeve
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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
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/0036—Joints for corrugated pipes
- F16L25/0063—Joints for corrugated pipes with two corrugated pipes being directly connected to each other
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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
- F16L47/12—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 additional locking means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints That Cut Off Fluids, And Hose Joints (AREA)
Abstract
The invention relates to the field of double-wall corrugated pipe joints, and particularly discloses a seagull-shaped composite anti-leakage and anti-drop alloy pipe connecting device which comprises a sealing rubber sleeve and a sealing rubber sleeve locking mechanism, wherein the sealing rubber sleeve locking mechanism is arranged on the outer side of the sealing rubber sleeve and is used for locking and sealing the sealing rubber sleeve on the connecting ends of two double-wall corrugated pipes, the sealing rubber sleeve is annular, arc-shaped grooves and arc-shaped bulges matched with wave crests and wave troughs on the outer wall surface of the connecting end of the double-wall corrugated pipes are respectively arranged on the inner wall surface of the sealing rubber sleeve, the bottoms of the arc-shaped bulges are integrally connected with anti-drop bulges, when the sealing rubber sleeve is in sealing connection with the connecting ends of the two double-wall corrugated pipes, the two sides of the anti-drop bulges are in compression sealing connection with the connecting end surfaces of the two double-wall corrugated pipes, and the bottoms of the anti-drop bulges are in compression sealing connection with the inner walls of the two double-wall corrugated pipes. Compared with the existing universal socket joint, the structure of the invention has better anti-leakage and anti-sedimentation effects.
Description
Technical Field
The invention relates to the field of double-wall corrugated pipe joints, in particular to a gull-shaped composite anti-leakage and anti-drop alloy pipe connecting device.
Background
The High Density Polyethylene (HDPE) double-wall corrugated pipe is also called double-wall corrugated pipe, and is a novel alloy pipe with an outer wall of an annular structure and a smooth inner wall, and the outer wall is corrugated.
The double-wall corrugated pipe is widely applied to engineering construction, a pipe network is formed by connecting the corrugated pipe section by section in the using process, the traditional connecting mode is mainly socket type connection, one or two sealing rings are sleeved on the socket end of the corrugated pipe and inserted into a socket during socket type connection, and during construction or using, due to the influence of foundation settlement, a certain angle is formed between the socket end and the socket end at the pipeline connecting part, so that a gap is formed between the sealing ring and the socket, the sealing effect cannot be achieved, water leakage is caused, meanwhile, a socket is required to be flared to form during pipeline production, the pipeline is too long and is not easy to move, the flaring process is complex, quality defects are easily generated at the flaring part, the product yield is influenced, the whole production process is complex, and the production cost is higher.
Therefore, the novel connecting device is urgently needed in the market of the current double-wall corrugated pipe, has the characteristics of high connection efficiency, leakage prevention and falling prevention, and can ensure that the influence of the settlement of the foundation is small in the pipeline construction and the use process.
Disclosure of Invention
The present invention is directed to a connecting device to solve the above-mentioned problems of the related art.
In order to realize the purpose, the invention adopts the following technical scheme:
a seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device comprises a sealing rubber sleeve and a sealing rubber sleeve locking mechanism, wherein the sealing rubber sleeve locking mechanism is arranged on the outer side of the sealing rubber sleeve, the sealing rubber sleeve locking mechanism is used for locking and sealing the sealing rubber sleeve on the connecting end of two double-wall corrugated pipes, the sealing rubber sleeve is annular, an arc-shaped groove and an arc-shaped bulge which are matched with a wave crest and a wave trough on the outer wall surface of the connecting end of the double-wall corrugated pipes are respectively arranged on the inner wall surface of the sealing rubber sleeve, the bottoms of the arc-shaped bulges are integrally connected with anti-drop bulges, when the sealing rubber sleeve is in sealing connection with the connecting end of the two double-wall corrugated pipes, the two sides of the anti-drop bulges are in compression sealing connection with the connecting end surfaces of the two double-wall corrugated pipes, and the bottoms of the anti-drop bulges are in compression sealing connection with the inner walls of the two double-wall corrugated pipes;
the sealing rubber sleeve can be made of water-absorbing expansion rubber WSR or silica gel;
the anti-falling bulge comprises a filling section and an anti-falling section, the upper end of the filling section is connected to the bottom of the arc bulge, the lower end of the filling section is connected with the upper end of the anti-falling section, the filling section is used for filling a gap between the connection end faces, and the anti-falling section is used for sealing and compressing the inner walls of the two double-wall corrugated pipes.
As a still further scheme of the invention: the anti-drop section is T-shaped.
As a still further scheme of the invention: the anti-drop section can absorb water and expand, and the inner side wall of the double-wall corrugated pipe can be compressed after the T-shaped upper end absorbs water and expands.
As a still further scheme of the invention: the Shore A hardness of the sealing rubber sleeve is 55-70 degrees.
As a still further scheme of the invention: the bellied top surface of arc is provided with the anticreep recess, sealed be provided with on the gum cover locking mechanism with anticreep recess assorted arch.
As a still further scheme of the invention: the arc-shaped groove, the arc-shaped protrusion, the anti-falling protrusion and the anti-falling groove are integrally connected to form a gull shape.
As a still further scheme of the invention: the sealing rubber sleeve locking mechanism comprises two stainless steel semicircular hoops a and locking bolts a, wherein the profiles of the outer walls of the sealing rubber sleeves are matched, and the two stainless steel semicircular hoops a are locked on the outer walls of the sealing rubber sleeves through the locking bolts a.
As a still further scheme of the invention: sealed gum cover locking mechanism includes a stainless steel arc thin wall clamp b and adjusting bolt b, the curved opening both ends of stainless steel arc thin wall clamp b are provided with installation piece b, adjusting bolt b spiro union is in on the installation piece b, the inner wall of stainless steel arc thin wall clamp b and the outer wall shape phase-match of sealed gum cover, stainless steel arc thin wall clamp b can curl, and changes the locking force size between stainless steel arc thin wall clamp b and sealed gum cover through adjusting bolt b and installation piece b's spiro union position.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the arc-shaped grooves and the arc-shaped bulges are correspondingly matched with the wave crests and the wave troughs at the joints of the two double-wall corrugated pipes one by one, so that a first seal is formed after the two double-wall corrugated pipes are locked by the sealing rubber sleeve locking mechanism, and the joints of the two double-wall corrugated pipes are not communicated with the external space.
2. According to the invention, the gap between the connecting ends of the two double-wall corrugated pipes is filled and sealed through the filling section of the anti-falling bulge to form a second seal.
3. In the invention, the inner side of the upper end of the T-shaped anti-falling end of the anti-falling bulge is tightly pressed on the inner walls of the two double-wall corrugations to form a third seal, thereby sealing the communication between the pipeline gap and the inner space of the pipeline.
4. In the invention, through the three seals, in addition, because the sealing rubber sleeve is made of water-absorbing materials, the sealing and anti-falling effects of water absorption expansion of the anti-falling section can be further improved, and the sealing rubber sleeve has elasticity and can expand, so that when the land subsides slightly, the three seals can be expanded and extruded and can generate elastic deformation to eliminate gaps caused by the land subsidence, and the anti-leakage or anti-land subsidence effect can be integrally improved.
Drawings
FIG. 1 is a schematic view of a prior art female connection;
FIG. 2 is a schematic view of a gull-shaped composite anti-leakage and anti-drop alloy pipe connection device according to the present invention;
FIG. 3 is an enlarged view of the joint of the sealing rubber sleeve of the present invention;
FIG. 4 is a schematic cross-sectional view of a sealant sleeve according to the present invention;
FIG. 5 is an enlarged view of the point A in FIG. 4;
FIG. 6 is a schematic view of the attachment of the locking mechanism of the sealant sleeve according to the first embodiment;
FIG. 7 is a schematic view of the connection of the sealing boot locking mechanism according to the second embodiment;
FIG. 8 is a schematic view showing the connection of a socket type connector in the prior art;
FIG. 9 is a schematic connection diagram of a gull-shaped composite anti-leakage and anti-drop alloy pipe in an experiment;
FIG. 10 is a water seepage amount recording table obtained after an experiment of a socket type connecting device in the background art;
FIG. 11 is a chart showing the water permeability of gull-shaped composite anti-leakage and anti-drop alloy pipe according to the present invention.
In the figure: 0. a double-walled bellows; 01. wave crest; 02. a trough of a wave; 03. a gap; 04. a female end; 05. a socket end; 06. a seal ring; 1. sealing the rubber sleeve; 11. an arc-shaped groove; 12. an arc-shaped bulge; 13. the anti-drop bulge; 131. a filling section; 132. an anti-drop section; 14. an anti-drop groove; 2. a sealing rubber sleeve locking mechanism; 21a, a stainless steel semicircular hoop; 22a, a locking bolt; 21b, stainless steel arc thin-wall hoops; 211b, mounting blocks; 22b, adjusting bolts.
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.
Comparative example I referring to fig. 1, in a specific embodiment of a socket type coupling device in the prior art, in use, two connected double-wall corrugated pipes 0 are formed by flaring a to-be-connected end of one pipe to form a female end 04, flaring a to-be-connected end of the other pipe to form a female end 05, and sleeving a plurality of sealing rings 06 on the female end 05, wherein the female end 05 is inserted into the female end 04 and is sealed by the sealing rings 06.
In the first embodiment, referring to fig. 2 to 6, in this embodiment, a seagull-shaped composite anti-leakage and anti-drop alloy pipe connection device includes a sealing rubber sleeve 1 and a sealing rubber sleeve locking mechanism 2, the sealing rubber sleeve locking mechanism 2 is disposed on an outer side of the sealing rubber sleeve 1, the sealing rubber sleeve locking mechanism 2 is used for locking and sealing the sealing rubber sleeve 1 on a connection end of two double-wall corrugated pipes 0, the sealing rubber sleeve 1 is annular, an inner wall surface of the sealing rubber sleeve 1 is respectively provided with an arc groove 11 and an arc protrusion 12 which are matched with a wave crest 01 and a wave trough 02 on an outer wall surface of a connection end of the double-wall corrugated pipe 0, the bottom of the arc protrusion 12 is integrally connected with an anti-drop protrusion 13, when the sealing rubber sleeve 1 is connected with the connection end of the two double-wall corrugated pipes 0, two sides of the anti-drop protrusion 13 are connected with the connection end surfaces of the two double-wall corrugated pipes 0 in a compression and sealing manner, and the bottom of the anti-drop protrusion 13 is connected with the inner walls of the two double-wall corrugated pipes 0 in a compression and sealing manner.
The sealing rubber sleeve 1 can be made of water-swelling rubber WSR or silica gel.
Protruding 13 of anticreep is including filling section 131 and anticreep section 132, and the bottom at the arch 12 of arc is connected to the upper end of filling section 131, and the lower extreme of filling section 131 is connected with anticreep section 132's upper end, and filling section 131 is used for filling the gap 03 between the connection terminal surface, and anticreep section 132 is used for the sealed inner wall that compresses tightly two double-walled bellows 0.
The anti-slip section 132 has a "T" shape.
The anti-drop section 132 can absorb water and expand, and the upper end of the T shape can compress the inner side wall of the double-wall corrugated pipe 0 after absorbing water and expanding.
The Shore A hardness of the sealing rubber sleeve 1 is 55-70 degrees.
The top surface of the arc-shaped bulge 12 is provided with an anti-falling groove 14, and the sealing rubber sleeve locking mechanism 2 is provided with a bulge matched with the anti-falling groove 14.
The arc-shaped groove 11, the arc-shaped protrusion 12, the anti-falling protrusion 13 and the anti-falling groove 14 are integrally connected to form a gull shape.
The sealing rubber sleeve locking mechanism 2 comprises two stainless steel semicircular hoops 21a and locking bolts 22a, wherein the profiles of the outer walls of the sealing rubber sleeves are matched, and the two stainless steel semicircular hoops 21a are locked on the outer wall of the sealing rubber sleeve 1 through the locking bolts 22 a.
When the anti-leakage and anti-falling sealing rubber sleeve is used, the arc-shaped groove 11 and the arc-shaped protrusion 12 are matched with the wave crests 01 and the wave troughs 02 at the joint of the two double-wall corrugated pipes 0 in a one-to-one correspondence mode, after the anti-leakage and anti-falling sealing rubber sleeve is locked by the locking bolts 22a, a first seal is formed, the joint of the two double-wall corrugated pipes 0 is not communicated with the external space, the gap 03 between the connecting ends of the two double-wall corrugated pipes 0 is filled and sealed by the filling section 131 of the anti-falling protrusion 13, a second seal is formed, the inner side of the T-shaped upper end of the anti-falling end 132 of the anti-falling protrusion 13 is tightly pressed on the inner walls of the two double-wall corrugations, a third seal is formed, the gap of the sealing pipeline is communicated with the inner space of the pipeline, in addition, the sealing rubber sleeve 1 is made of a water absorption material, the water absorption and expansion sealing and anti-falling effects of the anti-falling protrusion 132 can be further increased, the sealing rubber sleeve 1 has elasticity and can expand, therefore, when the land lands are slightly subsided, gaps caused by elastic deformation can be eliminated, and the effects of preventing the land subsidence or the land can be integrally increased.
In the second embodiment, referring to fig. 2 to 7, on the basis of the first embodiment, another structure of the sealant sleeve locking mechanism 2 is used, wherein the sealant sleeve locking mechanism 2 includes a stainless steel arc-shaped thin-wall hoop 21b and an adjusting bolt 22b, mounting blocks 211b are arranged at two ends of an arc-shaped opening of the stainless steel arc-shaped thin-wall hoop 21b, the adjusting bolt 22b is screwed on the mounting blocks 211b, the inner wall of the stainless steel arc-shaped thin-wall hoop 21b is matched with the outer wall of the sealant sleeve 1 in shape, the stainless steel arc-shaped thin-wall hoop 21b can be curled, and the size of the locking force between the stainless steel arc-shaped thin-wall hoop 21b and the sealant sleeve 1 is changed by adjusting the screwing position of the bolt 22b and the mounting blocks 211 b.
When the corrugated pipe joint sealing device is used, the sealing rubber sleeve 1 drives the stainless steel arc-shaped thin-wall hoop 21b by adjusting the adjusting bolt 22b, the stainless steel arc-shaped thin-wall hoop is locked after being curled, and then the joint of the two double-wall corrugated pipes 0 is sealed through the sealing rubber sleeve 1.
Referring to fig. 8 and 9, a water leakage experiment is performed on a double-wall corrugated pipe in a first comparative example, which is connected in a socket-and-spigot manner, and a double-wall corrugated pipe in a direct connection manner through a gull-shaped composite leakage-proof and anti-drop alloy pipe connecting device in a first embodiment (the experimental method is the prior art, namely a water test pipe with the length of about 2m is taken to be made into an experimental pipe head with one sealed end, the middle is connected through the socket-and-spigot type joint or the gull-shaped composite leakage-proof and anti-drop alloy pipe connecting device, and then the water seepage amount is observed and measured at regular time), so that a comparison table of the leakage-proof effects of the two double-wall corrugated pipes can be obtained, and as shown in fig. 10 and 11, it is difficult to see that the gull-shaped composite leakage-proof and anti-drop alloy pipe connecting device can further improve the leakage-proof performance of the two double-wall corrugated pipe connecting devices.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides a compound leak protection anticreep alloy pipe connection device of gull type which characterized in that: the sealing rubber sleeve locking mechanism (2) is arranged on the outer side of the sealing rubber sleeve (1), the sealing rubber sleeve locking mechanism (2) is used for locking and sealing the sealing rubber sleeve (1) on the connecting end of two double-wall corrugated pipes (0), the sealing rubber sleeve (1) is annular, arc-shaped grooves (11) and arc-shaped bulges (12) which are matched with wave crests (01) and wave troughs (02) on the outer wall surface of the connecting end of the double-wall corrugated pipes (0) are respectively arranged on the inner wall surface of the sealing rubber sleeve (1), the bottom of each arc-shaped bulge (12) is integrally connected with an anti-falling bulge (13), when the sealing rubber sleeve (1) is in sealing connection with the connecting end of the two double-wall corrugated pipes (0), the two sides of each anti-falling bulge (13) are in compression sealing connection with the connecting end surfaces of the two double-wall corrugated pipes (0), and the bottom of each anti-falling bulge (13) is in compression sealing connection with the inner walls of the two double-wall corrugated pipes (0);
the sealing rubber sleeve (1) can be made of water-swelling rubber WSR or silica gel;
the anti-falling bulge (13) comprises a filling section (131) and an anti-falling section (132), the upper end of the filling section (131) is connected to the bottom of the arc-shaped bulge (12), the lower end of the filling section (131) is connected with the upper end of the anti-falling section (132), the filling section (131) is used for filling a gap (03) between the connection end surfaces, the anti-falling section (132) is used for hermetically pressing the inner walls of the two double-wall corrugated pipes (0), the anti-falling section (132) is T-shaped, the anti-falling section (132) can absorb water to expand, the inner side wall of the double-wall corrugated pipe (0) can be pressed after the T-shaped upper end absorbs water to expand, and the Shore A hardness of the sealing rubber sleeve (1) is 55-70 degrees,
the top surface of the arc-shaped bulge (12) is provided with an anti-falling groove (14), the sealing rubber sleeve locking mechanism (2) is provided with a bulge matched with the anti-falling groove (14),
the gull-shaped anti-falling device is characterized in that the arc-shaped groove (11), the arc-shaped protrusion (12), the anti-falling protrusion (13) and the anti-falling groove (14) are integrally connected to form a gull shape.
2. The seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device according to claim 1, characterized in that: the sealing rubber sleeve locking mechanism (2) comprises two stainless steel semicircular hoops (21 a) and locking bolts (22 a), wherein the profiles of the stainless steel semicircular hoops (21 a) and the outer wall of the sealing rubber sleeve are matched, and the two stainless steel semicircular hoops (21 a) are locked on the outer wall of the sealing rubber sleeve (1) through the locking bolts (22 a).
3. The seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device according to claim 1, characterized in that: sealed gum cover locking mechanism (2) include a stainless steel arc thin wall clamp (21 b) and adjusting bolt (22 b), the curved opening both ends of stainless steel arc thin wall clamp (21 b) are provided with installation piece (211 b), adjusting bolt (22 b) spiro union is in on installation piece (211 b), the inner wall of stainless steel arc thin wall clamp (21 b) and the outer wall shape phase-match of sealed gum cover (1), stainless steel arc thin wall clamp (21 b) can curl, and change the locking force size between stainless steel arc thin wall clamp (21 b) and sealed gum cover (1) through the spiro union position of adjusting bolt (22 b) and installation piece (211 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110913829.0A CN113513644B (en) | 2021-08-10 | 2021-08-10 | Seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110913829.0A CN113513644B (en) | 2021-08-10 | 2021-08-10 | Seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device |
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| Publication Number | Publication Date |
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| CN113513644A CN113513644A (en) | 2021-10-19 |
| CN113513644B true CN113513644B (en) | 2023-01-17 |
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| CN202110913829.0A Active CN113513644B (en) | 2021-08-10 | 2021-08-10 | Seagull-shaped composite leakage-proof anti-drop alloy pipe connecting device |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2714931Y (en) * | 2004-06-23 | 2005-08-03 | 广东联塑科技实业有限公司 | Pipe connecting and sealing device |
| CN203784545U (en) * | 2014-03-21 | 2014-08-20 | 武汉清源管业有限公司 | Compound sealing ring used for hermetically connecting double-wall winding pipe |
| CN204083223U (en) * | 2014-04-16 | 2015-01-07 | 湖北金牛管业有限公司 | The compound tooth-shaped seal ring of water-swellable and socket pipe member |
| CN104196108B (en) * | 2014-09-15 | 2015-12-30 | 嘉兴汇昌塑业有限公司 | The servicing unit that a kind of pipeline is connected with manhole well seat |
| CN205190991U (en) * | 2015-10-27 | 2016-04-27 | 山东日建建设集团有限公司 | Pipe connecting device is arranged in winding of polyethylene plastic steel |
| CN207179017U (en) * | 2016-10-14 | 2018-04-03 | 滁州华星塑业有限公司 | A kind of helical corrugation pipe connection with antiskid function |
| CN212107316U (en) * | 2020-05-15 | 2020-12-08 | 天津市际华橡胶制品有限公司 | Composite water-swelling rubber ring |
| CN112032449A (en) * | 2020-08-05 | 2020-12-04 | 云南傲远智能环保科技有限公司 | Double-wall corrugated pipe lip seal double-dovetail buckle connecting device |
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2021
- 2021-08-10 CN CN202110913829.0A patent/CN113513644B/en active Active
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Denomination of invention: A seagull type composite leak proof and anti detachment alloy pipe connection device Effective date of registration: 20230609 Granted publication date: 20230117 Pledgee: Anhui Taiji Financing Guarantee Co.,Ltd. Pledgor: ANHUI ANSU PIPE INDUSTRY Co.,Ltd. Registration number: Y2023980043480 |