CN115183075B - Connection structure for municipal pipeline - Google Patents
Connection structure for municipal pipeline Download PDFInfo
- Publication number
- CN115183075B CN115183075B CN202210805334.0A CN202210805334A CN115183075B CN 115183075 B CN115183075 B CN 115183075B CN 202210805334 A CN202210805334 A CN 202210805334A CN 115183075 B CN115183075 B CN 115183075B
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- pipeline
- ring
- wall
- rod
- movable
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/10—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using a rotary external sleeve or ring on one part
- F16L37/107—Bayonet-type couplings
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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
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
- F16L1/036—Laying or reclaiming pipes on land, e.g. above the ground in the ground the pipes being composed of sections of short length
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention is applicable to the technical field of pipeline connection, and provides a connecting structure for municipal pipelines, which comprises a first pipeline and a second pipeline, wherein the first pipeline is positioned at one end of the second pipeline, one end of the first pipeline is welded with a first fixed ring, one end of the second pipeline is welded with a second fixed ring, the connecting mechanism is arranged on the outer walls of the first fixed ring and the second fixed ring, the connecting mechanism comprises a movable rod and a positioning groove, the movable rod is connected to the outer wall of the first fixed ring in a sliding way through a sliding groove and a sliding block, and the positioning groove is formed in the outer wall of the second fixed ring. According to the invention, the limiting mechanism and the connecting mechanism are arranged, so that the connection of the first pipeline and the second pipeline can be rapidly positioned, and after the positioning is finished, the first pipeline and the second pipeline can be rapidly connected, installed and sealed.
Description
Technical Field
The invention belongs to the technical field of pipeline connection, and particularly relates to a connecting structure for municipal pipelines.
Background
Municipal water supply facilities are the foundation of urban construction, and construction water supply facilities mainly include supply channel and water supply factory, and the water supply factory is used for carrying out purification treatment to running water, carries user's family through supply channel immediately, and municipal water supply facilities has become the essential infrastructure in the modernized city, and the construction method of pipeline in the correlation technique does: and excavating a groove at the position to be constructed, hoisting each section of pipeline in the groove, and connecting two adjacent sections of pipelines.
In the process of hoisting pipelines, workers need to butt joint the pipeline in hoisting with the previous pipeline, align flange hole grooves corresponding to one ends of the two pipelines, and screw the pipelines by using bolts.
Disclosure of Invention
The invention provides a connecting structure for municipal pipelines, and aims to solve the problem that two pipelines are inconvenient to butt in the existing pipeline butt joint process.
The connecting structure for the municipal pipeline comprises a first pipeline and a second pipeline, wherein the first pipeline is positioned at one end of the second pipeline, a first fixed ring is welded at one end of the first pipeline, and a second fixed ring is welded at one end of the second pipeline; the connecting mechanism comprises a movable rod, a positioning groove, a rotating ring and a push ring, wherein the movable rod is slidably connected to the outer wall of the first fixed ring, the positioning groove is formed in the outer wall of the second fixed ring, the rotating ring is rotatably connected to the outer wall of the second pipeline, the push ring is connected to the outer wall of the second pipeline, the outer wall of the rotating ring is fixedly connected with a supporting block, and one end of the push ring is fixedly connected with a limiting rod; the limiting mechanism is arranged outside the first pipeline and the second pipeline and extends to the inside of the second pipeline, the limiting mechanism comprises a butt joint ring, a sealing ring, a movable ring, a positioning rod and a connecting rod, the butt joint ring is fixedly connected to one end of the first pipeline, the sealing ring is sleeved on the inner side of one end of the second pipeline, which is close to the first pipeline, the movable ring is arranged inside the second pipeline, the positioning rod is fixedly connected to the outer wall of one end of the movable ring, the connecting rod is fixedly connected to the bottom end of the limiting rod, and one end of the connecting rod, which is close to the positioning rod, is fixedly connected with a push rod; the one end that the second pipeline is close to the docking ring is provided with docking ring outer wall assorted third recess, the one end that the sealing washer is close to the docking ring is the inclined plane state, the one end that the expansion ring is close to the sealing washer is the inclined plane state.
Preferably, the number of the movable rods is multiple, the movable rods are uniformly distributed on the outer wall of the first fixed ring, the cross section of each movable rod is of a T-shaped structure, the outer wall of each movable rod is provided with a sliding block, the cross section of each sliding block is of an L-shaped structure, and a sliding groove matched with the moving track of each sliding block is formed in the position where the second fixed ring contacts with the corresponding movable rod.
Preferably, the number of the positioning grooves is multiple, the positioning grooves are uniformly distributed on the outer wall of the second fixed ring, and the inner sides of the positioning grooves are matched with the outer wall of the movable rod.
Preferably, the outer wall of one end of the rotating ring, which is close to the limiting rod, is provided with a first groove matched with one end of the limiting rod, and the outer wall of one end of the limiting rod, which is close to the rotating ring, is in an inclined surface state.
Preferably, the top end outer wall of the abutting block is in an inclined plane state, and a second groove matched with the abutting block outer wall is formed in the outer wall of the movable rod.
Preferably, the inner wall of the second pipeline is provided with a fourth groove matched with the moving track of the movable ring, the connecting rod of the positioning rod and the push rod, and the cross sections of the connecting rod and the push rod are in an L-shaped structure.
Compared with the prior art, the embodiment of the application has the following main beneficial effects:
through setting up stop gear, coupling mechanism, can carry out the quick location to the connection of first pipeline, second pipeline, and after the location is accomplished, can carry out quick connection installation and seal to first pipeline, second pipeline, compare in traditional flange, bolted connection, this structure has further improved work efficiency.
Drawings
FIG. 1 is a schematic view of the structure provided by the present invention;
FIG. 2 is an exploded view of the first and second pipe structures of the present invention;
FIG. 3 is a schematic view of the internal structure of a second pipe according to the present invention;
FIG. 4 is a schematic view of a spacing mechanism according to the present invention;
FIG. 5 is a schematic view of the seal ring and the movable ring structure of the present invention;
fig. 6 is a schematic view of the movable bar structure of the present invention.
In the figure: 1. a first pipe; 2. a second pipe; 3. a first fixing ring; 4. a second fixing ring; 5. a connecting mechanism; 501. a movable rod; 502. a positioning groove; 503. a rotating ring; 504. abutting blocks; 505. a push ring; 506. a limit rod; 6. a limiting mechanism; 601. a docking collar; 602. a seal ring; 603. a movable ring; 604. a positioning rod; 605. a connecting rod; 606. a push rod.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
The embodiment of the invention provides a connecting structure for municipal pipelines, which comprises a first pipeline 1 and a second pipeline 2, as shown in fig. 1-6, wherein the first pipeline 1 is positioned at one end of the second pipeline 2, one end of the first pipeline 1 is welded with a first fixed ring 3, one end of the second pipeline 2 is welded with a second fixed ring 4, a connecting mechanism 5 is arranged on the outer walls of the first fixed ring 3 and the second fixed ring 4, the connecting mechanism 5 comprises a movable rod 501 and a positioning groove 502, the movable rod 501 is slidably connected on the outer wall of the first fixed ring 3, and the positioning groove 502 is formed in the outer wall of the second fixed ring 4.
In this embodiment, when the device is used, a lifting manner is used to lift a movable rod 501 into a dug groove, at this time, a pushing force is given to the movable rod 501, so that the movable rod 501 moves out to the upper side of the second fixed ring 4 along the outer wall of the first fixed ring 3, at this time, the first pipeline 1 falls down, a movable rod 501 is abutted with a positioning groove 502 on the outer wall of the second fixed ring 4, at this time, the movable rod 501 is embedded in the inner side of the positioning groove 502, and then a pushing force is given to other movable rods 501, so that other movable rods 501 sequentially penetrate through the positioning groove 502 to the other end of the second fixed ring 4, thus completing the abutting positioning between the first pipeline 1 and the second pipeline 2, and the quick connection between the first pipeline 1 and the second pipeline 2 can be completed by using other parts of the connecting mechanism 5.
In a further preferred embodiment of the present invention, as shown in fig. 2, the connection mechanism 5 further includes a rotating ring 503 and a push ring 505, the rotating ring 503 is rotatably connected to the outer wall of the second pipe 2, the push ring 505 is slidably connected to the outer wall of the second pipe 2 and is located at one side of the rotating ring 503, the outer wall of the rotating ring 503 is fixedly connected to a supporting block 504 through welding, and one end of the push ring 505, which is close to the rotating ring 503, is fixedly connected to a limiting rod 506.
In this embodiment, through dropping the first pipeline 1 to one side of the second pipeline 2, give a movable rod 501 thrust, make the movable rod 501 shift out to the top of the second fixed ring 4 along the outer wall of the first fixed ring 3, drop down the first pipeline 1 at this moment, make the constant head tank 502 of a movable rod 501 and the outer wall of the second fixed ring 4 dock, at this moment, the movable rod 501 will inlay in the constant head tank 502 inboard, give other movable rods 501 thrust again, make other movable rods 501 run through the constant head tank 502 to the other end of the second fixed ring 4 in proper order, so accomplish the butt joint location between first pipeline 1 and the second pipeline 2, through rotating the swivel ring 503, rotate the supporting piece 504 that will drive the outer wall of swivel ring 503 and rotate with the center of swivel ring 503, a plurality of supporting pieces 504 will all contact in the outer wall second recess of movable rod 501, because the outer wall of supporting piece 504 is the inclined plane state, so the movable rod 501 will drive first pipeline 1 and second pipeline 2 under the effect of inclined plane and the external force and be connected more closely, give the other movable rod 501 thrust again, make other movable rod 501 run through the constant head tank 502 to the other end of the other swivel ring 502, thereby accomplish the butt joint location with the swivel ring 503 through rotating the swivel ring 503, the swivel ring 503 rotates and will drive the fixed supporting piece 503 with the center of swivel ring 503, a certain distance of swivel ring 503, the outer wall of the swivel ring 503 is moved down, so that the swivel ring 1 is moved with the outside the effect of the second pipeline 2, the thrust is moved along the function of the thrust rod 506, and is more than under the action of the thrust rod 506, and is moved down along the action of the thrust rod is more than down along the opposite the swivel ring 506, and has reached.
In a further preferred embodiment of the present invention, as shown in fig. 3-5, the limiting mechanism 6 is disposed outside the first pipeline 1 and the second pipeline 2 and extends to the inside of the second pipeline 2, the limiting mechanism 6 includes a docking collar 601, a sealing ring 602, and a movable ring 603, the docking collar 601 is fixedly connected to one end of the first pipeline 1 near the second pipeline 2, the sealing ring 602 is sleeved on the inner side of one end of the second pipeline 2 near the first pipeline 1, the movable ring 603 is disposed inside the second pipeline 2 and is located on the inner side of the sealing ring 602, the limiting mechanism 6 further includes a positioning rod 604 and a connecting rod 605, the positioning rod 604 is fixedly connected to an outer wall of one end of the movable ring 603, the connecting rod 605 is fixedly connected to the bottom end of the limiting rod 506, and one end of the connecting rod 605 near the positioning rod 604 is fixedly connected with a push rod 606.
In this embodiment, when the positioning and abutting of the first pipe 1 and the second pipe 2 are completed, the abutting ring 601 at one end of the first pipe 1 enters the annular groove at the inner side of the second pipe 2 and contacts with the outer ring of the sealing ring 602, meanwhile, when the limiting rod 506 moves along the outer wall of the second pipe 2 under the action of the push ring 505, the connecting rod 605 and the push rod 606 fixedly connected with the bottom end of the limiting rod 506 move, when the limiting rod 506 enters the first groove of the outer wall of the rotating ring 503, the push rod 606 also contacts with the positioning rod 604 and gives thrust to the positioning rod 604, the positioning rod 604 is forced to move towards the direction of the first pipe 1, and the positioning rod 604 moves to give thrust to the sealing ring 602 under the action of the inclined plane and the external force, so that one end of the sealing ring 602 close to the movable ring 603 deforms, and the sealing ring 602 is connected with the abutting ring 601 more tightly, thereby achieving the purpose of further improving the tightness between the first pipe 1 and the second pipe 2.
In a further preferred embodiment of the present invention, as shown in fig. 1-2, a plurality of movable rods 501 are provided, the plurality of movable rods 501 are uniformly distributed on the outer wall of the first fixed ring 3, the cross section of each movable rod 501 is in a T-shaped structure, the outer wall of each movable rod 501 is provided with a sliding block, the cross section of each sliding block is in an L-shaped structure, the position where the second fixed ring 3 contacts with the movable rod 501 is provided with a sliding groove matched with the sliding track of the sliding block, the plurality of positioning grooves 502 are provided with a plurality of positioning grooves 502, the plurality of positioning grooves 502 are uniformly distributed on the outer wall of the second fixed ring 4, the inner side of each positioning groove 502 is matched with the outer wall of the corresponding movable rod 501, a first groove matched with one end of each limiting rod 506 is provided on the outer wall of each rotating ring 503 near one end of each limiting rod 506, the outer wall of each limiting rod 506 near one end of each rotating ring 503 is in an inclined state, the outer wall at the top end of each abutting block 504 is in an inclined state, and the outer wall of each movable rod 501 is provided with a second groove matched with the outer wall of each abutting block 504.
In this embodiment, the first pipeline 1 and the second pipeline 2 can be quickly positioned under the action of the movable rod 501 and the positioning groove 502 through the structure, meanwhile, the movable rod 501 is limited under the action of the rotating ring 503, and the rotating ring 503 is fixed under the action of the limiting rod 506, so that the rotating ring 503 is not easy to rotate, and the quick positioning and installation of the first pipeline 1 and the second pipeline 2 are completed.
In a further preferred embodiment of the present invention, as shown in fig. 3-5, a third groove matched with the outer wall of the docking ring 601 is provided at one end of the second pipe 2 close to the docking ring 601, one end of the sealing ring 602 close to the docking ring 601 is in an inclined plane state, one end of the movable ring 603 close to the sealing ring 602 is in an inclined plane state, a fourth groove matched with the moving track of the movable ring 603, the positioning rod 604, the connecting rod 605 and the push rod 606 is provided at the inner wall of the second pipe 2, and the cross sections of the connecting rod 605 and the push rod 606 are in an L-shaped structure.
In this embodiment, after the connection and installation of the first pipeline 1 and the second pipeline 2 are completed through the structure, the sealing ring 602 deforms under the extrusion force of the movable ring 603, so that one end of the sealing ring 602, which is close to the movable ring 603, deforms under the action of the inclined surface of the movable ring 603, and the outer wall of the sealing ring 602 is connected with the butt joint ring 601 more tightly, so that the tightness of the first pipeline 1 and the second pipeline 2 is further improved.
It should be noted that, for simplicity of description, the foregoing embodiments are all illustrated as a series of acts, but it should be understood by those skilled in the art that the present invention is not limited by the order of acts, as some steps may be performed in other order or concurrently in accordance with the present invention. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present invention.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, and such partitioning of the above-described elements may be implemented in other manners, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or communication connection shown or discussed as being between each other may be an indirect coupling or communication connection between devices or elements via some interfaces, which may be in the form of telecommunications or otherwise.
The units described above as separate components may or may not be physically separate, and components shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention. It will be apparent that the described embodiments are merely some, but not all, embodiments of the invention. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art may still combine, add or delete features of the embodiments of the present invention or make other adjustments according to circumstances without any conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present invention, which also falls within the scope of the present invention.
Claims (6)
1. The utility model provides a connection structure for municipal pipeline, includes first pipeline, second pipeline, first pipeline is located the one end of second pipeline, first fixed ring has been welded to the one end of first pipeline, the one end of second pipeline has welded the second fixed ring, its characterized in that, coupling mechanism sets up in the outer wall of first fixed ring and second fixed ring;
the connecting mechanism comprises a movable rod, a positioning groove, a rotating ring and a push ring, wherein the movable rod is slidably connected to the outer wall of the first fixed ring, the positioning groove is formed in the outer wall of the second fixed ring, the rotating ring is rotatably connected to the outer wall of the second pipeline, the push ring is connected to the outer wall of the second pipeline, the outer wall of the rotating ring is fixedly connected with a supporting block, and one end of the push ring is fixedly connected with a limiting rod;
the limiting mechanism is arranged outside the first pipeline and the second pipeline and extends to the inside of the second pipeline, the limiting mechanism comprises a butt joint ring, a sealing ring, a movable ring, a positioning rod and a connecting rod, the butt joint ring is fixedly connected to one end of the first pipeline, the sealing ring is sleeved on the inner side of one end of the second pipeline, which is close to the first pipeline, the movable ring is arranged inside the second pipeline, the positioning rod is fixedly connected to the outer wall of one end of the movable ring, the connecting rod is fixedly connected to the bottom end of the limiting rod, and one end of the connecting rod, which is close to the positioning rod, is fixedly connected with a push rod;
the one end that the second pipeline is close to the docking ring is provided with docking ring outer wall assorted third recess, the one end that the sealing washer is close to the docking ring is the inclined plane state, the one end that the expansion ring is close to the sealing washer is the inclined plane state.
2. The connecting structure for municipal pipelines according to claim 1, wherein a plurality of movable rods are arranged, the movable rods are uniformly distributed on the outer wall of the first fixed ring, the cross section of each movable rod is of a T-shaped structure, the outer wall of each movable rod is provided with a sliding block, the cross section of each sliding block is of an L-shaped structure, and sliding grooves matched with the moving track of each sliding block are formed in the position where the second fixed ring contacts with the corresponding movable rod.
3. The connecting structure for municipal pipes according to claim 2, wherein a plurality of positioning grooves are formed, the positioning grooves are uniformly distributed on the outer wall of the second fixed ring, and the inner sides of the positioning grooves are matched with the outer wall of the movable rod.
4. The connecting structure for municipal pipelines according to claim 3, wherein the outer wall of one end of the rotating ring, which is close to the limiting rod, is provided with a first groove matched with one end of the limiting rod, and the outer wall of one end of the limiting rod, which is close to the rotating ring, is in an inclined surface state.
5. The connecting structure for municipal pipes according to claim 4, wherein the outer wall of the top end of the abutting block is in an inclined surface state, and the outer wall of the movable rod is provided with a second groove matched with the outer wall of the abutting block.
6. The connecting structure for municipal pipelines according to claim 5, wherein the inner wall of the second pipeline is provided with a fourth groove matched with the moving track of the movable ring, the connecting rod of the positioning rod and the pushing rod, and the cross sections of the connecting rod and the pushing rod are L-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210805334.0A CN115183075B (en) | 2022-07-10 | 2022-07-10 | Connection structure for municipal pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210805334.0A CN115183075B (en) | 2022-07-10 | 2022-07-10 | Connection structure for municipal pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115183075A CN115183075A (en) | 2022-10-14 |
| CN115183075B true CN115183075B (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210805334.0A Active CN115183075B (en) | 2022-07-10 | 2022-07-10 | Connection structure for municipal pipeline |
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| Country | Link |
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| CN (1) | CN115183075B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1364076A (en) * | 1963-05-08 | 1964-06-19 | Improvements to devices for tight tightening of two pipes | |
| EP1013977A1 (en) * | 1998-12-24 | 2000-06-28 | Canam | Gaseous effluents conduit system, particularly for waste gases, and chimney including such conduit system |
| DE10030030C1 (en) * | 2000-06-17 | 2001-09-20 | Manibs Spezialarmaturen | Bayonet connection, to join two pipe parts, has holder pipe part with radial recesses leading to axially closed chambers and insertion pipe part with cams to fit in chambers when rotated |
| CN206943671U (en) * | 2017-07-03 | 2018-01-30 | 周敬民 | A kind of municipal drain being conveniently replaceable |
| CN208778850U (en) * | 2018-09-18 | 2019-04-23 | 刘晓丹 | A kind of municipal administration water supply and drainage construction pipeline fixing device |
| CN210315306U (en) * | 2019-07-18 | 2020-04-14 | 黄俊鑫 | Highway overpass construction limit for height device |
| CN212960314U (en) * | 2020-07-10 | 2021-04-13 | 陈镇海 | A pipeline interfacing apparatus for municipal pipe network construction |
| CN216307038U (en) * | 2021-12-10 | 2022-04-15 | 湖南长岭建设工程有限公司 | Pipeline connecting device for hydraulic engineering |
| CN216519683U (en) * | 2021-12-28 | 2022-05-13 | 河北瑞普能源有限公司 | Flow velocity control device for liquid light hydrocarbon gas production and distribution |
| CN114484128A (en) * | 2022-01-10 | 2022-05-13 | 山东黄河顺成水利水电工程有限公司 | Plastic pipe connecting structure for hydraulic engineering construction |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1185244B (en) * | 1985-07-12 | 1987-11-04 | Giorgio Bormioli | QUICK COUPLING FITTING FOR FLANGED PIPES WITH AUTOMATIC COMPENSATION OF COPLANAR DEFECTS AND THICKNESS DIFFERENCES |
-
2022
- 2022-07-10 CN CN202210805334.0A patent/CN115183075B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1364076A (en) * | 1963-05-08 | 1964-06-19 | Improvements to devices for tight tightening of two pipes | |
| EP1013977A1 (en) * | 1998-12-24 | 2000-06-28 | Canam | Gaseous effluents conduit system, particularly for waste gases, and chimney including such conduit system |
| DE10030030C1 (en) * | 2000-06-17 | 2001-09-20 | Manibs Spezialarmaturen | Bayonet connection, to join two pipe parts, has holder pipe part with radial recesses leading to axially closed chambers and insertion pipe part with cams to fit in chambers when rotated |
| CN206943671U (en) * | 2017-07-03 | 2018-01-30 | 周敬民 | A kind of municipal drain being conveniently replaceable |
| CN208778850U (en) * | 2018-09-18 | 2019-04-23 | 刘晓丹 | A kind of municipal administration water supply and drainage construction pipeline fixing device |
| CN210315306U (en) * | 2019-07-18 | 2020-04-14 | 黄俊鑫 | Highway overpass construction limit for height device |
| CN212960314U (en) * | 2020-07-10 | 2021-04-13 | 陈镇海 | A pipeline interfacing apparatus for municipal pipe network construction |
| CN216307038U (en) * | 2021-12-10 | 2022-04-15 | 湖南长岭建设工程有限公司 | Pipeline connecting device for hydraulic engineering |
| CN216519683U (en) * | 2021-12-28 | 2022-05-13 | 河北瑞普能源有限公司 | Flow velocity control device for liquid light hydrocarbon gas production and distribution |
| CN114484128A (en) * | 2022-01-10 | 2022-05-13 | 山东黄河顺成水利水电工程有限公司 | Plastic pipe connecting structure for hydraulic engineering construction |
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| Publication number | Publication date |
|---|---|
| CN115183075A (en) | 2022-10-14 |
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