CN111609230B - Steel-plastic pipe joint connecting structure and construction method - Google Patents
Steel-plastic pipe joint connecting structure and construction method Download PDFInfo
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- CN111609230B CN111609230B CN202010444251.4A CN202010444251A CN111609230B CN 111609230 B CN111609230 B CN 111609230B CN 202010444251 A CN202010444251 A CN 202010444251A CN 111609230 B CN111609230 B CN 111609230B
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- ring
- ring sleeve
- steel
- plastic pipe
- convex part
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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
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Joints With Sleeves (AREA)
Abstract
The invention discloses a steel-plastic pipe joint connecting structure and a construction method, relates to the technical field of pipeline connection, solves the problem that a pipeline joint is easy to leak water, comprises a connecting piece for connecting two pipelines, and is characterized in that: the connecting piece includes interior ring cover, outer loop cover and is located and connects connecting portion between the two, interior ring cover is formed with the mouth of wearing that supplies two pipelines to wear to establish respectively through connecting portion with the outer loop cover, the outer loop cover outside still is provided with compresses tightly the clamp ring on two pipeline outer walls with outer loop cover, be provided with the bellied evagination to central direction on the outer wall of outer loop cover, the evagination has the slope guide surface of downward sloping, the length of evagination is the same with the length of connecting portion, the internal diameter of clamp ring is less than the external diameter of evagination, the clamp ring moves the realization and compresses tightly outer loop cover to the evagination along slope guide surface. The invention can improve the sealing performance of the pipeline connection.
Description
Technical Field
The invention relates to the technical field of pipeline connection, in particular to a steel-plastic pipe joint connection structure and a construction method.
Background
Steel-plastic pipes, also known as steel-plastic composite pipes, are often used as transportation pipelines in various fields.
The two steel-plastic pipes are connected through a connecting piece, for example, Chinese utility model with the bulletin number of CN204829030U, discloses a municipal drainage pipe connecting piece, which comprises a connecting pipe, wherein a first drainage pipe is arranged at the inner upper end of the connecting pipe, a fixing plate is arranged at the upper end of the first drainage pipe, first external threads are arranged at two sides in the middle of the first drainage pipe, arc soft rubber is arranged at the outer side of the first external threads, a telescopic rope is arranged at the upper end of the arc soft rubber, second external threads are arranged at two sides of the lower end of the first drainage pipe, a first baffle plate is arranged at the outer side of the second external threads, a second baffle plate is arranged at the upper end of the first baffle plate through a pin shaft, a second drainage pipe is arranged at the lower end in the connecting pipe, third external threads are arranged at two sides of the upper end of the second drainage pipe, a third baffle plate in a T shape is arranged at the opposite position of the outer side of the third external threads, third internal threads are meshed with the third internal threads, and second fixing plates are arranged on two sides of the middle of the third baffle plate, and a waterproof gasket is arranged at the lower ends of the second fixing plates.
Although this connecting piece can be connected two pipelines, the clearance between two pipelines is great, and the water pressure that waterproof gasket received is also great, causes easily to reveal.
Disclosure of Invention
In view of the defects in the prior art, a first object of the present invention is to provide a steel-plastic pipe joint connection structure, which can improve the sealing performance of the pipe connection.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a steel-plastic pipe node connection structure, includes the connecting piece that is used for connecting two pipelines, its characterized in that: the connecting piece includes interior ring cover, outer loop cover and is located and connects connecting portion between the two, interior ring cover is formed with the mouth of wearing that supplies two pipelines to wear to establish respectively through connecting portion with the outer loop cover, the outer loop cover outside still is provided with compresses tightly the clamp ring on two pipeline outer walls with outer loop cover, be provided with the bellied evagination to central direction on the outer wall of outer loop cover, the evagination has the slope guide surface of downward sloping, the length of evagination is the same with the length of connecting portion, the internal diameter of clamp ring is less than the external diameter of evagination, the clamp ring moves the realization and compresses tightly outer loop cover to the evagination along slope guide surface.
The present invention in a preferred example may be further configured to: the outer wall of the outer ring sleeve is further provided with a pushing ring for pushing the pressing ring to move upwards towards the outer convex part, and the outer ring sleeve is further provided with an external thread for connecting the pushing ring with the thread.
The present invention in a preferred example may be further configured to: the clamp ring and the push ring are both provided with two rings and are respectively arranged on two sides of the outer ring sleeve in the axial direction.
The present invention in a preferred example may be further configured to: the length of the compression ring is at least half of the axial length of the external convex part.
The present invention in a preferred example may be further configured to: one end of the compression ring facing the center of the outer convex part is provided with a guide surface matched with the inclined guide surface on the outer convex part.
The present invention in a preferred example may be further configured to: and two ends of the outer ring sleeve in the axial direction are also provided with anchor ears for locking the outer ring sleeve outside the pipeline.
The second purpose of the invention is to provide a construction method for connecting steel-plastic pipe joints, which can improve the sealing property of pipeline connection.
The above object of the present invention is achieved by the following technical solutions:
a construction method for the steel-plastic pipe joint connection structure comprises the following specific steps:
s1, sleeving the compression ring and the push ring outside the outer ring sleeve;
s2, connecting the pipeline with the connecting piece;
s3, sleeving the anchor ear on the outer ring sleeve and locking;
and S4, rotating the push ring, and sending the compression ring to the external convex part through the push ring.
In summary, the invention includes at least one of the following advantages:
the hoop locks the connecting parts at the outer sides of the two pipelines, and as the length of the outer convex parts is the same as that of the connecting parts, the outer convex parts are pressed by the pressing ring and can be extruded inwards and deformed, so that the inner wall of the pipeline is arched, and the pressure on the pipe can be dispersed, and the pressure resistance is improved; and the compression ring is positioned on the outer convex part, namely the outer side of the connecting part, so that pressure can be directly loaded, and the load of the connecting piece is reduced.
Drawings
FIG. 1 is a schematic structural view of a connecting member sleeved on a pipeline;
fig. 2 is a schematic view of the locked connection piece on the pipe.
Reference numerals: 1. a connecting member; 11. an inner ring sleeve; 12. an outer ring sleeve; 121. an outer convex portion; 122. an inclined guide surface; 13. a connecting portion; 14. perforating; 2. a compression ring; 3. a push ring; 4. and (5) hooping.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1, the joint connection structure for a steel-plastic pipe disclosed by the invention comprises a connecting piece 1 for connecting two pipelines.
The connecting piece 1 is a cylindrical structure with an H-shaped longitudinal section, is made of any waterproof material with deformability such as rubber and silica gel, and specifically comprises an inner ring sleeve 11, an outer ring sleeve 12 and a connecting part 13 located between the inner ring sleeve 11 and the outer ring sleeve 12, wherein the inner ring sleeve 11 and the outer ring sleeve 12 are provided with through openings 14 for two pipelines to penetrate through the connecting part 13.
The two pipelines respectively penetrate into the two through openings 14, the inner ring sleeve 11 is abutted against the inner wall of the pipeline, and the outer ring sleeve 12 is abutted against the outer wall of the pipeline.
The outer side of the outer ring sleeve 12 is further provided with a compression ring 2 for compressing the outer ring sleeve 12 on the outer walls of the two pipelines, an outer convex part 121 protruding towards the center direction is arranged on the outer wall of the outer ring sleeve 12, the outer convex part 121 is provided with a downward inclined guide surface 122, the length of the outer convex part 121 is the same as that of the connecting part 13, the inner diameter of the compression ring 2 is smaller than the outer diameter of the outer convex part 121, and the compression ring 2 moves towards the outer convex part 121 along the inclined guide surface 122 to compress the outer ring sleeve 12.
The outer wall of the outer ring sleeve 12 is also provided with a pushing ring 3 for pushing the compression ring 2 to move towards the outer convex part 121, the outer ring sleeve 12 is also provided with an external thread for connecting the pushing ring 3 through threads, the outer convex part 121 is not provided with threads, and the pushing ring 3 is screwed to the limit position.
The compression ring 2 and the push ring 3 are both provided with two, and are respectively arranged on two sides of the outer ring sleeve 12 in the axial direction, the two compression rings 2 can be driven to move towards the central direction by screwing the push rings 3 on the two sides, the length of the compression ring 2 is set to be one half of the total length of the outer convex part 121, and the two compression rings 2 just abut against each other to realize locking after the push rings 3 are screwed down.
In addition, one end of the clamp ring 2 facing the center of the outward protrusion 121 is provided with a guide surface which is matched with the inclined guide surface 122 on the outward protrusion 121, the clamp ring 2 can be conveniently pushed to the outward protrusion 121 by matching the guide surface with the inclined guide surface 122, and two ends of the outer ring sleeve 12 in the axial direction are also provided with anchor ears 4 which lock the clamp ring outside the pipeline.
The working principle of the embodiment is as follows:
locking connecting piece 1 on the pipeline outer wall through staple bolt 4, rotate afterwards and push ring 3 and drive clamp ring 2 and move on to evagination 121, evagination 121 can be inwards extrudeed and carry out deformation to form arch 123 at the pipeline inner wall, can disperse the pressure that receives, improve the crushing resistance, in addition, clamp ring 2 is located evagination 121, be located the outside of connecting portion 13 promptly, can directly bear the pressure, reduce connecting piece 1's load.
Example two:
a construction method of a steel-plastic pipe joint connection structure is used for constructing the steel-plastic pipe joint connection structure in the embodiment and comprises the following specific steps:
s1, sleeving the compression ring 2 and the push ring 3 outside the outer ring sleeve 12;
s2, connecting the pipeline with the connector 1;
s3, sleeving the hoop 4 on the outer ring sleeve 12 and locking;
s4, the push ring 3 is rotated, and the clamp ring 2 is pushed onto the male protrusion 121 by the push ring 3.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. The utility model provides a steel-plastic pipe node connection structure, includes connecting piece (1) that is used for connecting two pipelines, its characterized in that: the connecting piece (1) comprises an inner ring sleeve (11), an outer ring sleeve (12) and a connecting part (13) which is positioned between the inner ring sleeve and the outer ring sleeve and is used for connecting the inner ring sleeve and the outer ring sleeve, the inner ring sleeve (11) and the outer ring sleeve (12) are provided with through openings (14) for two pipelines to penetrate through respectively through a connecting part (13), the outer side of the outer ring sleeve (12) is also provided with a pressing ring (2) which presses the outer ring sleeve (12) on the outer walls of the two pipelines, the outer wall of the outer ring sleeve (12) is provided with an outer convex part (121) which is convex towards the center direction, the outer protrusion (121) has a downwardly inclined guide surface (122), the length of the outer protrusion (121) is the same as the length of the connecting portion (13), the inner diameter of the compression ring (2) is smaller than the outer diameter of the outer convex part (121), and the compression ring (2) moves towards the outer convex part (121) along the inclined guide surface (122) to compress the outer ring sleeve (12).
2. The steel-plastic pipe joint connection structure of claim 1, wherein: the outer ring sleeve (12) is further provided with a pushing ring (3) which pushes the compression ring (2) to move upwards towards the outer convex part (121), and the outer ring sleeve (12) is further provided with an external thread for the pushing ring (3) to be in threaded connection.
3. The steel-plastic pipe joint connection structure of claim 2, wherein: the compression ring (2) and the push ring (3) are respectively provided with two rings and are respectively arranged on two sides of the outer ring sleeve (12) in the axial direction.
4. The steel-plastic pipe joint connection structure and the construction method according to claim 3, wherein: the length of the compression ring (2) is at least half of the axial length of the external convex part (121).
5. The steel-plastic pipe joint connection structure of claim 1, wherein: one end of the compression ring (2) facing the center of the outer convex part (121) is provided with a guide surface matched with the inclined guide surface (122) on the outer convex part (121).
6. The steel-plastic pipe joint connection structure of claim 1, wherein: and two ends of the outer ring sleeve (12) in the axial direction are also provided with anchor ears (4) for locking the outer ring sleeve on the outer side of the pipeline.
7. A construction method for the steel-plastic pipe joint connection structure of any one of claims 1 to 6 comprises the following specific steps:
s1, sleeving the compression ring (2) and the push ring (3) on the outer side of the outer ring sleeve (12);
s2, connecting the pipeline with the connecting piece (1);
s3, sleeving the hoop (4) on the outer ring sleeve (12) and locking;
s4, the push ring (3) is rotated, and the clamp ring (2) is sent to the external convex part (121) through the push ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444251.4A CN111609230B (en) | 2020-05-22 | 2020-05-22 | Steel-plastic pipe joint connecting structure and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444251.4A CN111609230B (en) | 2020-05-22 | 2020-05-22 | Steel-plastic pipe joint connecting structure and construction method |
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| Publication Number | Publication Date |
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| CN111609230A CN111609230A (en) | 2020-09-01 |
| CN111609230B true CN111609230B (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010444251.4A Active CN111609230B (en) | 2020-05-22 | 2020-05-22 | Steel-plastic pipe joint connecting structure and construction method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112909591A (en) * | 2021-02-26 | 2021-06-04 | 欣地源材料科技(上海)有限公司 | Support piece and pipe fitting connection structure |
| CN112952726A (en) * | 2021-04-16 | 2021-06-11 | 李再清 | Power cable protection pipe |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5730472A (en) * | 1993-10-29 | 1998-03-24 | The Dow Chemical Company | Flangeless pipe joint and a process for manufacturing such a joint |
| CN1402824A (en) * | 1999-12-02 | 2003-03-12 | 瑟勒克有限及两合公司 | Device for producing pipe coupling |
| CN201032017Y (en) * | 2007-03-14 | 2008-03-05 | 张绍禹 | Conical tube joint |
| JP2009047190A (en) * | 2007-08-13 | 2009-03-05 | Benex Corp | Pipe fitting |
| CN205908906U (en) * | 2016-06-22 | 2017-01-25 | 鸿景高新技术股份有限公司 | Compound pipe connection structure of PE |
| CN107532756A (en) * | 2015-02-20 | 2018-01-02 | 维家技术有限及两合公司 | Has the application of cated joint, pipe-line system and the joint or pipe-line system |
| CN108331988A (en) * | 2018-04-03 | 2018-07-27 | 亳州职业技术学院 | A kind of construction drainage pipeline and its efficient sealed attachment device and method |
| CN109027458A (en) * | 2018-10-15 | 2018-12-18 | 浙江新世纪工程咨询有限公司温州分公司 | Municipal drainage pipe connecting structure |
| CN210034703U (en) * | 2019-06-04 | 2020-02-07 | 广州东林建设工程有限公司 | Sealing connection device for water supply and drainage pipelines |
-
2020
- 2020-05-22 CN CN202010444251.4A patent/CN111609230B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5730472A (en) * | 1993-10-29 | 1998-03-24 | The Dow Chemical Company | Flangeless pipe joint and a process for manufacturing such a joint |
| CN1402824A (en) * | 1999-12-02 | 2003-03-12 | 瑟勒克有限及两合公司 | Device for producing pipe coupling |
| CN201032017Y (en) * | 2007-03-14 | 2008-03-05 | 张绍禹 | Conical tube joint |
| JP2009047190A (en) * | 2007-08-13 | 2009-03-05 | Benex Corp | Pipe fitting |
| CN107532756A (en) * | 2015-02-20 | 2018-01-02 | 维家技术有限及两合公司 | Has the application of cated joint, pipe-line system and the joint or pipe-line system |
| CN205908906U (en) * | 2016-06-22 | 2017-01-25 | 鸿景高新技术股份有限公司 | Compound pipe connection structure of PE |
| CN108331988A (en) * | 2018-04-03 | 2018-07-27 | 亳州职业技术学院 | A kind of construction drainage pipeline and its efficient sealed attachment device and method |
| CN109027458A (en) * | 2018-10-15 | 2018-12-18 | 浙江新世纪工程咨询有限公司温州分公司 | Municipal drainage pipe connecting structure |
| CN210034703U (en) * | 2019-06-04 | 2020-02-07 | 广州东林建设工程有限公司 | Sealing connection device for water supply and drainage pipelines |
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| CN111609230A (en) | 2020-09-01 |
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Address after: 350000 room 01, 13 / F, block C, Jiasheng Plaza, No.28, middle Liuyi Road, Shuibu street, Gulou District, Fuzhou City, Fujian Province Applicant after: Fujian Deqian Group Co.,Ltd. Address before: Room 07, 13 / F, block C, Jiasheng Plaza, 28 Liuyi Middle Road, Shuibu street, Gulou District, Fuzhou City, Fujian Province Applicant before: Fujian Deqian Construction Group Co.,Ltd. |
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