CN111895196A - Connecting structure and construction method of municipal water supply pipeline - Google Patents
Connecting structure and construction method of municipal water supply pipeline Download PDFInfo
- Publication number
- CN111895196A CN111895196A CN202010687505.5A CN202010687505A CN111895196A CN 111895196 A CN111895196 A CN 111895196A CN 202010687505 A CN202010687505 A CN 202010687505A CN 111895196 A CN111895196 A CN 111895196A
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- water supply
- supply pipeline
- sliding
- municipal water
- pipe
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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
- F16L27/00—Adjustable joints, Joints allowing movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The application relates to the field of municipal works, in particular to a connecting structure and a construction method of a municipal water supply pipeline, and provides the connecting structure of the municipal water supply pipeline, which comprises a connecting piece for connecting two water supply pipelines, wherein the connecting piece comprises a connecting part positioned at two ends and a sliding part connected with the two connecting parts, the connecting part is used for being connected with the water supply pipeline, and the sliding part is relative to the connecting part and can slide relatively along the direction of the vertical sliding part axis. The application also provides a construction method of the municipal water supply pipeline, the connecting structure of the municipal water supply pipeline is used for connecting adjacent water supply pipelines, the application has the effects of simplifying installation operation and facilitating installation and connection of construction personnel to the two water supply pipelines.
Description
Technical Field
The application relates to the field of municipal engineering, in particular to a connecting structure of a municipal water supply pipeline and a construction method.
Background
The construction of municipal administration pipeline is the infrastructure in city, and the water supply pipe is including directly drinking water, running water, miscellaneous water etc. and municipal water supply pipe is the pipeline of transporting water to the user side.
The construction method of the pipeline in the related technology comprises the following steps: digging a groove at a position to be constructed, hoisting each pipeline section in the groove, and connecting two adjacent pipeline sections.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the pipeline is installed, the inner walls of the pipes with the same thickness are tidy in the process of assembling, the amount of misalignment is controlled within one tenth of the wall thickness and is less than or equal to 1 mm, and in actual operation, the pipe is difficult to accurately control, so that the operation process is complex.
Disclosure of Invention
In order to simplify the installation operation, the constructor of being convenient for carries out erection joint to two water supply pipe, this application provides a connection structure and construction method of municipal administration water supply pipe.
First aspect, the application provides a connection structure of municipal water supply pipeline adopts following technical scheme:
the utility model provides a connection structure of municipal administration water supply pipe, is including the connecting piece that is used for connecting two water supply pipes, the connecting piece is including the portion of sliding that is located the connecting portion that are located both ends and connects two connecting portions, connecting portion are used for being connected with water supply pipe, the portion of sliding is relative connecting portion can slide relatively along the direction of the perpendicular portion axis of sliding.
Through adopting above-mentioned technical scheme, during the construction, adjacent water supply pipe connects through the connecting piece, is about to two connecting portion of connecting piece respectively with two water supply pipe connections, owing to the relative connecting portion of sliding can slide relatively along the direction of the perpendicular portion axis of sliding, even then the axis between two water supply pipe does not align, still can be with two water supply pipe connections to need not two water supply pipe of accurate control and align, thereby simplify the installation operation.
Preferably, connecting portion orientation the one end of portion of sliding extends there is the connecting pipe, the external diameter of connecting pipe is less than the internal diameter of portion of sliding, open the outer wall of connecting pipe has annular recess, the portion of sliding is located the intraductal joint ring that extends of recess position orientation, the joint ring is located in the recess, joint ring internal diameter is greater than the diameter of the ring that the recess tank bottom formed.
Through adopting above-mentioned technical scheme, the joint ring is located the recess and the joint ring internal diameter is greater than the diameter of the ring that the recess tank bottom formed, when the joint ring was concentric with the recess promptly, there was certain clearance between the tank bottom of joint groove and recess, it is relative in order to realize the portion of sliding to slide that the portion of sliding has certain offset promptly connecting portion can slide relatively along the direction of perpendicular portion axis of sliding.
Preferably, the inner diameter of the clamping ring is equal to half of the sum of the outer diameter of the groove bottom of the groove and the outer diameter of the connecting pipe.
Through adopting above-mentioned technical scheme, joint ring and recess are difficult for leaving and the joint ring has great stroke.
Preferably, a buffer ring pad is arranged on the clamping ring.
Through adopting above-mentioned technical scheme, the buffering ring pad is used for protecting the tank bottom of joint ring and recess for the contact position is not fragile, increase of service life.
Preferably, the one end that connecting portion were kept away from to the connecting tube outer wall is equipped with elastic sealing member, the sealing member is cyclic annular, the sealing member outside with the inner wall fixed connection of portion of sliding, the sealing member inboard with connecting tube fixed connection.
Through adopting above-mentioned technical scheme, through setting up sealed the pad, improve the leakproofness in order to reduce the water outflow of connecting tube.
Preferably, the seal is a bellows.
By adopting the technical scheme, the sealing function is realized.
Preferably, the connecting part is connected with the water supply pipeline through a flange.
Through adopting above-mentioned technical scheme, the flange hookup has better intensity and compactness, and the flange is common connected mode, easy operation simultaneously.
Preferably, the connecting part is fixedly connected with an alignment assembly, and the alignment assembly comprises a fixed seat, two alignment half rings and a driving part for driving the alignment half rings;
the fixed seat is fixedly connected with the connecting part;
the two aligning semi-rings are connected with the fixed seat in a sliding manner, and the inner arc surfaces of the two aligning semi-rings are matched with a water supply pipeline;
the driving piece is arranged on the fixed seat and used for driving the two aligned semi-rings to mutually approach or depart from each other.
Through adopting above-mentioned technical scheme, set up and align the subassembly so that connecting portion align with water supply pipeline axis, during the use, through two alignment semi-rings of driving piece drive be close to each other, align the semi-ring until two and all laminate with water supply pipeline, connecting portion align with water supply pipeline this moment to be convenient for constructor with connecting portion and water supply pipeline locking.
Preferably, the driving piece comprises two threaded rods, two connecting rod connecting rods and a driving threaded sleeve;
the lower ends of the two aligning semi-rings are fixedly connected with sliding rods, and the sliding rods are connected with the fixed seats in a sliding manner;
the axis direction of drive thread bush with the slide bar slip direction is parallel, the disconnection has opened levogyration internal thread and dextrorotation internal thread respectively along the middle of the axis direction of drive thread bush inner wall, one of them the threaded rod with the levogyration internal thread screw-thread fit of drive thread bush, another the threaded rod with the dextrorotation internal thread screw-thread fit of drive thread bush, two threaded rods are kept away from the one end one-to-one ground and two connecting rod fixed connection of drive thread bush, two connecting rods one-to-one ground and two slide bar fixed connection.
Through adopting above-mentioned technical scheme, when the rotary drive thread bush, two threaded rods of drive thread bush drive are close to each other or move with keeping away from along the axis direction of drive thread bush, thereby drive two connecting rods and remove, thereby two connecting rods drive two slide bars and remove and drive and align the semi-ring, drive through this kind of mode, two are aligned the semi-ring and are removed simultaneously, then all laminate with the water supply pipe when two are aligned the semi-ring, connecting portion align with the water supply pipe, threaded connection has self-locking nature simultaneously, need not to increase the retaining member, just lock after two go-between support tightly.
In a second aspect, the application provides a construction method of a municipal water supply pipeline, which adopts the following technical scheme:
a construction method of a municipal water supply pipeline is used for connecting adjacent water supply pipelines by using the connecting structure of the municipal water supply pipeline.
Through adopting above-mentioned technical scheme, connect adjacent water supply pipeline through the connection structure who uses foretell municipal water supply pipeline, even the axis between two water supply pipelines does not align, still can be with two water supply pipeline connections to need not two water supply pipeline of accurate control and align, thereby simplify the installation operation.
In summary, the present application includes at least one of the following beneficial technical effects:
even if the axes of the two water supply pipelines are not aligned, the two water supply pipelines can still be connected, so that the two water supply pipelines do not need to be accurately controlled to be aligned, and the installation operation is simplified;
the alignment assembly is arranged to align the connecting part with the axis of the water supply pipeline, so that a constructor can conveniently lock the connecting part with the water supply pipeline;
provides a construction method of a municipal water supply pipeline.
Drawings
Fig. 1 is a schematic view of the overall structure of an embodiment of the present application.
Fig. 2 is a schematic view of the internal structure of a connector according to an embodiment of the present application.
Fig. 3 is a schematic structural view of an alignment assembly according to an embodiment of the present application.
Description of reference numerals: 1. a connecting portion; 11. a connecting pipe; 111. a groove; 112. a seal member; 2. a sliding part; 21. a snap ring; 211. a cushion ring pad; 3. an alignment assembly; 31. a fixed seat; 311. a dovetail groove; 32. aligning the half rings; 321. a slide bar; 3211. a dovetail block; 33. a drive member; 331. driving the threaded sleeve; 332. a threaded rod; 333. a connecting rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses connection structure of municipal water supply pipeline. Referring to fig. 1, a connection structure of municipal water supply pipe includes the connecting piece that is used for connecting two water supply pipes, and the connecting piece includes the connecting portion 1 that is located both ends and connects the portion 2 that slides of two connecting portions 1, and connecting portion 1 is used for being connected with water supply pipe, and the portion 2 that slides can slide relatively along the direction of the perpendicular portion 2 axis that slides of connecting portion 1 relatively to connecting portion 1.
Referring to fig. 1, in this embodiment, connecting portion 1 passes through flange joint with water supply pipe, and the flange joint has better intensity and compactness, and the flange is common connected mode simultaneously, easy operation.
Referring to fig. 1 and 2, specifically, a connecting pipe 11 extends from one end of the connecting part 1 facing the sliding part 2, the outer diameter of the connecting pipe 11 is smaller than the inner diameter of the sliding part 2, an annular groove 111 is formed in the outer wall of the connecting pipe 11, a clamping ring 21 extends from the sliding part 2 to the inside of the pipe at the position of the groove 111, the clamping ring 21 is located in the groove 111, and the inner diameter of the clamping ring 21 is larger than the diameter of a ring formed at the bottom of the groove 111. When the clamping ring is used, the clamping ring 21 is positioned in the groove 111, and the inner diameter of the clamping ring 21 is larger than the diameter of a ring formed at the bottom of the groove 111, namely when the clamping ring 21 is concentric with the groove 111, a certain gap is formed between the clamping ring and the bottom of the groove 111, namely the sliding part 2 has a certain offset so as to realize that the sliding part 2 can slide relative to the connecting part 1 along the direction vertical to the axis of the sliding part 2.
In this embodiment, the inner diameter of the snap ring 21 is equal to half of the sum of the outer diameter of the groove bottom of the groove 111 and the outer diameter of the connecting pipe 11, so that the snap ring 21 is not easy to separate from the groove 111, and the snap ring 21 has a large stroke.
Referring to fig. 2, a buffering ring cushion 211 is arranged on the clamping ring 21, the buffering ring cushion 211 can be made of rubber, the buffering ring cushion 211 and the clamping ring 21 are fixed through bonding, and the buffering ring cushion 211 is used for protecting the clamping ring 21 and the groove bottom of the groove 111, so that the contact position is not easy to damage, and the service life is prolonged.
Referring to fig. 2, an elastic sealing member 112 is disposed at one end of the outer wall of the connecting pipe 11 away from the connecting portion 1, the sealing member 112 is annular, the outer side of the sealing member 112 is fixedly connected to the inner wall of the sliding portion 2, and the inner side of the sealing member 112 is fixedly connected to the connecting pipe 11. By arranging the sealing gasket, the sealing performance is improved so as to reduce the outflow of water in the connecting pipe 11. In this embodiment, the sealing member 112 is a bellows, thereby achieving a sealing function.
Referring to fig. 1 and 3, in order to facilitate a constructor to lock the connection part 1 with the water supply pipeline, further, the connection part 1 is fixedly connected with an alignment assembly 3, and the alignment assembly 3 is arranged to align the connection part 1 with the axis of the water supply pipeline.
Referring to fig. 3, the alignment assembly 3 includes a fixing base 31, two alignment half rings 32, and a driving member 33 driving the alignment half rings 32.
Wherein, fixing base 31 and connecting portion 1 fixed connection, it is concrete, but fixing base 31 and connecting portion 1 integrated into one piece also can be through welded fastening. The two aligning half rings 32 are connected with the fixed seat 31 in a sliding way, and the inner arc surfaces of the two aligning half rings 32 are matched with a water supply pipeline. The driving member 33 is mounted on the fixing base 31 for driving the two aligned half rings 32 to move toward or away from each other.
During the use, drive two through driving piece 33 and align semi-ring 32 and be close to each other, align semi-ring 32 until two and all with the laminating of water supply pipe, connecting portion 1 aligns with water supply pipe this moment to be convenient for constructor with connecting portion 1 and water supply pipe locking.
With continued reference to fig. 3, the following description is made in detail with respect to the structure of the driving member 33. The driving member 33 includes two threaded rods 332, two connecting rods 333, and a driving threaded sleeve 331.
In this embodiment, a dovetail groove 311 is formed at a position where the fixed seat 31 is connected to the sliding rod 321, a dovetail block 3211 slidably engaged with the dovetail groove 311 is fixedly connected to the lower end of the sliding rod 321, the connecting ring is slidably connected to the fixed seat 31 through the engagement of the dovetail groove 311 and the dovetail block 3211, and the sliding rod 321 is not easily disengaged from the fixed seat 31 while the connecting ring is slidably connected to the base. The axial direction of the driving threaded sleeve 331 is parallel to the sliding direction of the sliding rod 321, the inner wall of the driving threaded sleeve 331 is disconnected along the middle of the axial direction and is respectively provided with a left-handed internal thread and a right-handed internal thread, one threaded rod 332 is in threaded fit with the left-handed internal thread of the driving threaded sleeve 331, the other threaded rod 332 is in threaded fit with the right-handed internal thread of the driving threaded sleeve 331, one ends of the two threaded rods 332, which are far away from the driving threaded sleeve 331, are fixedly connected with two connecting rods 333 in a one-to-one correspondence manner, and the two connecting rods 333 are fixedly connected.
When the screw sleeve 331 is driven to rotate, the driving screw sleeve 331 drives the two threaded rods 332 to move close to or away from each other along the axis direction of the driving screw sleeve 331 so as to drive the two connecting rods 333 to move, the two connecting rods 333 drive the two sliding rods 321 to move so as to drive the aligning half rings 32, the two aligning half rings 32 move simultaneously, when the two aligning half rings 32 are attached to a water supply pipeline, the connecting part 1 is aligned with the water supply pipeline, meanwhile, the screw connection has self-locking performance, a locking part is not required to be added, and the two connecting rings are locked after being tightly attached.
The embodiment of the application also discloses a construction method of the municipal water supply pipeline, and the connecting structure of the municipal water supply pipeline is used for connecting adjacent water supply pipelines.
Through using foretell connection structure of municipal water supply pipe to connect adjacent water supply pipe, even the axis between two water supply pipe does not align, still can be with two water supply pipe connections to need not two water supply pipe of accurate control and align, thereby simplify the installation.
The implementation principle of the embodiment of the application is as follows: during construction, adjacent water supply pipelines are connected through the connecting piece, two connecting parts 1 which are about to the connecting piece are respectively connected with two water supply pipelines, and because the relative connecting part 1 of the sliding part 2 can slide relatively along the direction of the vertical sliding part 2 axis, even if the axes between the two water supply pipelines are not aligned, the two water supply pipelines can still be connected, so that the two water supply pipelines are not required to be accurately controlled to be aligned, and the installation operation is simplified.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a connection structure of municipal water supply pipe which characterized in that: including the connecting piece that is used for connecting two water supply pipe, the connecting piece is including being located connecting portion (1) that are located both ends and connecting the portion of sliding (2) of two connecting portion (1), connecting portion (1) are used for being connected with water supply pipe, the portion of sliding (2) is relative connecting portion (1) can slide relatively along the direction of perpendicular portion of sliding (2) axis.
2. The connecting structure for a municipal water supply pipeline according to claim 1, wherein: connecting portion (1) orientation the one end of portion of sliding (2) is extended there is connecting pipe (11), the external diameter of connecting pipe (11) is less than the internal diameter of portion of sliding (2), the outer wall of connecting pipe (11) is opened there is annular recess (111), portion of sliding (2) are located recess (111) position and have joint ring (21) towards intraductal extension, joint ring (21) are located in recess (111), joint ring (21) internal diameter is greater than the diameter of the ring that recess (111) tank bottom formed.
3. The connecting structure for the municipal water supply pipeline according to claim 2, wherein: the inner diameter of the clamping ring (21) is equal to half of the sum of the outer diameter of the groove bottom of the groove (111) and the outer diameter of the connecting pipe (11).
4. The connecting structure for the municipal water supply pipeline according to claim 2, wherein: the clamping ring (21) is provided with a buffer ring pad (211).
5. The connecting structure for the municipal water supply pipeline according to claim 2, wherein: elastic sealing member (112) are equipped with to the one end that connecting portion (1) were kept away from to connecting pipe (11) outer wall, sealing member (112) are cyclic annular, sealing member (112) the outside with the inner wall fixed connection of portion of sliding (2), sealing member (112) inboard with connecting pipe (11) fixed connection.
6. The connecting structure for the municipal water supply pipeline according to claim 5, wherein: the seal (112) is a bellows.
7. The connecting structure for a municipal water supply pipeline according to claim 1, wherein: the connecting part (1) is connected with a water supply pipeline through a flange.
8. The connecting structure for a municipal water supply pipeline according to claim 7, wherein: the connecting part (1) is fixedly connected with an alignment assembly (3), and the alignment assembly (3) comprises a fixed seat (31), two alignment half rings (32) and a driving part (33) for driving the alignment half rings (32);
the fixed seat (31) is fixedly connected with the connecting part (1);
the two aligning semi-rings (32) are connected with the fixed seat (31) in a sliding way, and the inner cambered surfaces of the two aligning semi-rings (32) are matched with a water supply pipeline;
the driving part (33) is arranged on the fixed seat (31) and used for driving the two aligning semi-rings (32) to move close to or away from each other.
9. The connecting structure for a municipal water supply pipeline according to claim 8, wherein: the driving piece (33) comprises two threaded rods (332), two connecting rods (333), a connecting rod (333) and a driving threaded sleeve (331);
the lower ends of the two aligning semi-rings (32) are fixedly connected with sliding rods (321), and the sliding rods (321) are connected with the fixed seat (31) in a sliding manner;
the axis direction of drive thread bush (331) with slide bar (321) slip direction is parallel, drive thread bush (331) inner wall is opened respectively along the disconnection in the middle of the axis direction has levogyration internal thread and dextrorotation internal thread, one of them threaded rod (332) with the levogyration internal thread screw-thread fit of drive thread bush (331), another threaded rod (332) with the dextrorotation internal thread screw-thread fit of drive thread bush (331), two threaded rods (332) are kept away from the one end one-to-one ground and two connecting rods (333) fixed connection of drive thread bush (331), two connecting rods (333) one-to-one ground and two slide bar (321) fixed connection.
10. A construction method of a municipal water supply pipeline is characterized by comprising the following steps: connecting adjacent water supply pipes using a connecting structure for municipal water supply pipes according to any one of claims 1 to 9.
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CN202010687505.5A CN111895196B (en) | 2020-07-16 | 2020-07-16 | Connecting structure and construction method of municipal water supply pipeline |
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CN202010687505.5A CN111895196B (en) | 2020-07-16 | 2020-07-16 | Connecting structure and construction method of municipal water supply pipeline |
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CN111895196B CN111895196B (en) | 2021-10-12 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112609794A (en) * | 2020-12-11 | 2021-04-06 | 宁波华康陆鼎建设有限公司 | Municipal sewage pipeline anti-seepage structure and construction method thereof |
CN113418054A (en) * | 2021-07-09 | 2021-09-21 | 华云川建设有限公司 | Fire engineering pipeline installation device and installation method |
CN113551092A (en) * | 2021-06-01 | 2021-10-26 | 中铁十九局集团有限公司 | Connecting device |
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CN2176479Y (en) * | 1993-09-08 | 1994-09-07 | 安晓宁 | Cutting sleeve type flexible pipeline expansion joint |
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CN112609794A (en) * | 2020-12-11 | 2021-04-06 | 宁波华康陆鼎建设有限公司 | Municipal sewage pipeline anti-seepage structure and construction method thereof |
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CN113551092A (en) * | 2021-06-01 | 2021-10-26 | 中铁十九局集团有限公司 | Connecting device |
CN113551092B (en) * | 2021-06-01 | 2022-12-13 | 中铁十九局集团有限公司 | Connecting device |
CN113418054A (en) * | 2021-07-09 | 2021-09-21 | 华云川建设有限公司 | Fire engineering pipeline installation device and installation method |
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