CN112695868A

CN112695868A - Drainage pipe for hydraulic engineering convenient to fast assembly and installation

Info

Publication number: CN112695868A
Application number: CN202011517784.7A
Authority: CN
Inventors: 雷伟丽; 王世儒
Original assignee: Chongqing Water Resources and Electric Engineering College
Current assignee: Chongqing Water Resources and Electric Engineering College
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-04-23
Anticipated expiration: 2040-12-21
Also published as: CN112695868B

Abstract

The invention discloses a drainage pipeline for hydraulic engineering, which is convenient to assemble and install quickly, and relates to the field of hydraulic engineering. The rotary ring is rotationally controlled, the annular rack is driven to rotate, the annular rack drives the linkage gears to rotate, the linkage gears rotate to drive the clamping blocks to move through the threaded rods, and the butt joint rings can be clamped and fixed or loosened, so that the quick combined installation and disassembly are convenient, the operation is simple and convenient, time and labor are saved, and the labor intensity of workers is reduced.

Description

Drainage pipe for hydraulic engineering convenient to fast assembly and installation

Technical Field

The invention relates to the field of hydraulic engineering, in particular to a drainage pipeline for hydraulic engineering, which is convenient to assemble and install quickly.

Background

Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. Water is a valuable resource essential for human production and life, but its naturally occurring state does not completely meet the needs of human beings. Only when hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production. Drainage pipelines need to be used when hydraulic engineering construction is carried out.

Current drainage pipe for hydraulic engineering adopts concrete placement or welded mode to connect more, and these connected modes not only need consume a large amount of manpowers, and its intensity of labour is also bigger moreover, still need accomplish the installation jointly with the help of other external force or equipment simultaneously, and the installation process is comparatively difficult to it is equally very loaded down with trivial details when the problem needs to be dismantled appearing, for this reason, this application discloses drainage pipe for hydraulic engineering convenient to fast assembly installation satisfies people's demand.

Disclosure of Invention

The utility model aims to provide a drainage pipe for hydraulic engineering convenient to fast assembly installs to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the present application provides the following technical solutions: drainage pipe for hydraulic engineering convenient to fast assembly installation, including the pipeline body, the both ends difference fixed mounting of pipeline body has butt joint ring and butt joint sleeve, one side fixed mounting of butt joint ring has the sealing washer, the butt joint ring with butt joint sleeve looks adaptation, it revolves the ring to rotate to have cup jointed control on the pipeline body, a plurality of sliding tray has been seted up on the telescopic all side inner wall of butt joint week, and is a plurality of equal slidable mounting has the joint piece in the sliding tray, and is a plurality of the joint piece all with butt joint ring looks adaptation, it is a plurality of the equal screw thread of one end that the joint piece was kept away from each other has cup jointed the threaded rod, and is a plurality of the one end of threaded rod all extends to outside the butt joint sleeve and with be provided with link gear between the control revolves, this internal stationary flow mechanism and the clean mechanism.

Borrow by above-mentioned structure, when the rotary control revolves the ring, can drive a plurality of threaded rods through link gear and rotate, and then can drive a plurality of joint blocks and remove and fix or loosen the butt joint ring joint, realize quick installation and dismantlement, easy operation is convenient, labour saving and time saving, and has reduced staff's intensity of labour.

Preferably, the link gear includes annular rack and a plurality of link gear, annular rack fixed mounting be in on one side of control swivel, it is a plurality of link gear is fixed mounting respectively and is a plurality of one of threaded rod is served, and is a plurality of link gear all with annular rack meshes mutually.

Further, through link gear's setting, can drive a plurality of joint pieces and remove in step when the rotation control revolves the ring, can once only realize fixed or loosen the operation, the facility of saving time.

Preferably, two removal holes, two have been seted up to the telescopic one side of butt joint there is the carriage release lever, two equal slidable mounting in the removal hole has two the one end of carriage release lever extends to two respectively the removal hole is outer and fixed mounting has same shifting disk, the even fixed mounting in one side of shifting disk has a plurality of gag lever posts, a plurality of spacing holes have evenly been seted up to the opposite side of control swivel, and is a plurality of the one end of gag lever post extends to a plurality of respectively in the spacing hole.

Further, through the setting of removing dish and gag lever post, can play the fixed action to the control swivel, can effectively avoid the control swivel to take place the rotation and lead to the junction not hard up, guaranteed the fixed connection effect between the pipeline.

Preferably, the other side fixed mounting who removes the dish has reset spring, reset spring cup joints on the pipeline body, the fixed cover of having connect on the pipeline body has the fixed disk, reset spring's one end fixed mounting be in on one side of fixed disk.

Furthermore, through the arrangement of the fixed disc and the reset spring, the movable disc and the limiting rod can be automatically reset and moved into the limiting hole, so that the control rotary ring is always kept in a fixed state.

Preferably, fixed cover shell has been cup jointed to the fixed cover on the pipeline body, the slip cover shell has been cup jointed to the slip on the pipeline body, annular mounting groove, two have all been seted up to fixed cover shell with the one side of slip cover shell keeping away from each other respectively fixed mounting has positive magnet and negative magnet in the annular mounting groove, positive magnet with the position of negative magnet is corresponding.

Further, through the setting of positive magnet, negative magnet, slip cover shell and fixed cover shell, can play the guard action to the junction between two pipelines, can prevent effectively that external environment from to the erosion and destruction etc. of pipe connection department, improved the life of junction, the later stage of being convenient for carries out dismouting and maintenance etc. has improved the practicality of pipeline.

Preferably, stationary flow mechanism includes that fixed cup joints installs this internal circulation platform of pipeline, circulation mouth has been seted up to one side of circulation platform, fixed mounting has first support on the week side inner wall of pipeline body, the slide opening has been seted up to one side of first support, slidable mounting has the gangbar in the slide opening, one side fixed mounting of gangbar has the valve body, the valve body with circulation mouth's big or small looks adaptation, the other end fixed mounting of gangbar has the piece that blocks.

Preferably, a steady flow spring is sleeved on the linkage rod, and two ends of the steady flow spring are fixedly connected with one side, close to the first support and the valve body, of the first support and the valve body respectively.

Through the arrangement of the flow stabilizing mechanism, the flow stabilizing effect on water flow in the pipeline can be achieved, and pipeline faults are not easy to cause.

Preferably, the cleaning mechanism comprises a second support fixedly installed in the pipeline body, a rotating hole is formed in one side of the second support, a reciprocating screw rod is rotatably installed in the rotating hole, a paddle is fixedly installed at one end of the reciprocating screw rod, and a moving block is sleeved on the reciprocating screw rod in a threaded manner.

Preferably, two connecting rods are fixedly mounted on the peripheral side of the moving block, one end of each connecting rod is fixedly mounted with the same cleaning scraping rod, and the bottom side of each cleaning scraping rod is in contact with the inner wall of the bottom side of the pipeline body.

Preferably, a plurality of guide rods are fixedly mounted on one side of the second support, and one ends of the guide rods penetrate through the moving block and are fixedly connected with the anti-falling block.

Through the setting of clean mechanism, can drive clean scraping rod reciprocating motion at the in-process of drainage and carry out cleaning to the inner wall of pipeline, can effectively avoid impurity such as silt to adhere to for a long time and pile up on the inner wall and cause the phenomenon of pipeline jam to take place.

In conclusion, the technical effects and advantages of the invention are as follows:

1. the pipeline body connecting device is reasonable in structure, when the pipeline body connecting device needs to be assembled and installed, a worker can take one pipeline body and insert one end with the butt joint ring into the butt joint sleeve of the other pipeline body, then the control rotary ring is rotated, the control rotary ring is rotated to drive the annular rack to rotate, the annular rack rotates to drive the plurality of linkage gears to rotate, the plurality of linkage gears rotate to drive the plurality of threaded rods to rotate, the plurality of clamping blocks are further driven to move to clamp and fix the butt joint ring, the fixing and connecting effect is good, when the pipeline body connecting device needs to be disassembled, the rotary ring is controlled by reversely rotating, the operation is simple and convenient, time and labor are saved, and the labor intensity of the worker is;

2. according to the invention, through the arrangement of the movable disc, the limiting rod and the reset spring, when the movable disc is loosened, the movable disc and the limiting rod can be driven to automatically reset under the elastic force action of the reset spring until the limiting rod moves into the limiting hole, so that the control swivel can be fixed, the looseness of a joint caused by the rotation of the control swivel can be effectively avoided, and the fixed connection effect between pipelines is ensured;

3. according to the invention, through the arrangement of the positive magnet and the negative magnet, the sliding casing of one pipeline can be adsorbed and fixed on the fixed casing of the other pipeline, so that the joint between the two pipelines can be protected, the corrosion, damage and the like of the joint of the pipelines by the external environment can be effectively prevented, the service life of the joint is prolonged, the later-stage disassembly and maintenance and the like are facilitated, and the practicability of the pipelines is improved;

4. according to the invention, when the drainage flow in the pipeline is large, the water flow can push the valve body to move into the circulation table, the flow stabilizing spring can be stretched when the valve body moves, and meanwhile, the circulation volume of the circulation port can be reduced;

5. in the drainage process, water flow drives the paddle to rotate, the paddle rotates to drive the reciprocating screw rod to rotate, and meanwhile, the moving block can reciprocate back and forth under the action of the guide rod, so that the cleaning scraping rod can be driven by the connecting rod to reciprocate to clean the inner wall of the pipeline, and the phenomenon that the pipeline is blocked due to the fact that impurities such as silt are attached to and accumulated on the inner wall for a long time can be effectively avoided.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic view of a partially cut-away structure of an embodiment of the present application;

FIG. 3 is a partially enlarged schematic view of FIG. 2;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

FIG. 5 is a partially enlarged view of FIG. 3;

FIG. 6 is a schematic view of a partially cut-away structure at another location in an embodiment of the present application;

FIG. 7 is an enlarged view of a first portion of the structure of FIG. 6;

fig. 8 is an enlarged schematic view of a second portion of fig. 6.

In the figure: 1. a pipe body; 2. a docking ring; 3. a seal ring; 4. butting the sleeves; 5. controlling the rotary ring; 6. an annular rack; 7. a linkage gear; 8. a threaded rod; 9. a clamping block; 10. a travel bar; 11. a movable tray; 12. a limiting rod; 13. fixing the disc; 14. a return spring; 15. fixing the casing; 16. a slide cover; 17. a positive magnet; 18. a negative magnet; 19. a flow-through station; 20. a first bracket; 21. a linkage rod; 22. a valve body; 23. a blocking block; 24. a steady flow spring; 25. a second bracket; 26. a reciprocating screw rod; 27. a paddle; 28. a moving block; 29. cleaning the scraping rod; 30. a guide rod.

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.

Example (b): referring to fig. 1-8, the water conservancy project drainage pipeline convenient for quick assembly and installation comprises a pipeline body 1, wherein the pipeline body 1 can be any pipeline structure in the prior art, such as a metal pipe.

The two ends of the pipeline body 1 are respectively and fixedly provided with a butt joint ring 2 and a butt joint sleeve 4, the butt joint ring 2 and the butt joint sleeve 4 can be any metal ring and metal sleeve in the prior art, and the butt joint ring 2 and the butt joint sleeve 4 are welded and fixed with the two ends of the pipeline body 1.

One side of the butt joint ring 2 is fixedly provided with a sealing ring 3, the sealing ring 3 can be any rubber sealing gasket in the prior art, and the sealing ring is connected with one side of the butt joint ring 2 in a gluing way for fixing.

Butt joint ring 2 and butt joint sleeve 4 looks adaptation, rotate on the pipeline body 1 and cup jointed control and revolve ring 5, seted up a plurality of sliding trays on the all side inner wall of butt joint sleeve 4, equal slidable mounting has joint piece 9 in a plurality of sliding trays, a plurality of joint pieces 9 all with butt joint ring 2 looks adaptations, it needs to explain that the quantity of sliding tray and joint piece 9 can be one, two, three, four etc. in this embodiment, be provided with four sliding trays and joint piece 9 in the butt joint sleeve 4.

Threaded rods 8 are sleeved with the same threads at one ends, far away from each other, of the clamping blocks 9, one ends of the threaded rods 8 extend to the outside of the butt joint sleeve 4 and are provided with linkage mechanisms between the control rotary rings 5, and a flow stabilizing mechanism and a cleaning mechanism are arranged in the pipeline body 1.

Borrow by above-mentioned structure, when rotation control revolves ring 5, can drive a plurality of threaded rods 8 through link gear and rotate, and then can drive a plurality of joint pieces 9 and remove and fix 2 joints of butt joint ring, fixed connection is effectual, when needs are dismantled reverse rotation control revolve ring 5 can, easy operation is convenient, labour saving and time saving, and staff's intensity of labour has been reduced.

As a preferred embodiment of the present embodiment, the linkage mechanism includes an annular rack 6 and a plurality of linkage gears 7, the annular rack 6 is fixedly installed on one side of the control rotary ring 5, the plurality of linkage gears 7 are respectively fixedly installed on one ends of a plurality of threaded rods 8, and the plurality of linkage gears 7 are all engaged with the annular rack 6. The benefit that sets up like this is, when control revolves ring 5 and rotates, can drive annular rack 6 and rotate, and annular rack 6 rotates and drives a plurality of linkage gears 7 and rotate, and then can drive a plurality of threaded rods 8 and rotate, has realized the synchronous motion of a plurality of joint pieces 9, can once only realize fixed or loosen the operation, the facility of saving time.

As a preferred implementation manner of this embodiment, two moving holes have been seted up to one side of butt joint sleeve 4, equal slidable mounting has carriage release lever 10 in two moving holes, and the one end of two carriage release levers 10 extends to two moving holes respectively outside and fixed mounting has same shifting disk 11, and the even fixed mounting in one side of shifting disk 11 has a plurality of gag lever posts 12, and a plurality of spacing holes have evenly been seted up to the opposite side of control swivel 5, and the one end of a plurality of gag lever posts 12 extends to a plurality of spacing downtheholely respectively. The benefit that sets up like this is, when removing movable plate 11, can drive gag lever post 12 and remove, and then can change the position relation in gag lever post 12 and spacing hole to can fix or loosen control swivel 5, can effectively avoid control swivel 5 to take place the rotation and lead to the junction not hard up, guaranteed the fixed connection effect between the pipeline.

As a preferred embodiment of this embodiment, a return spring 14 is fixedly mounted on the other side of the moving plate 11, the return spring 14 is sleeved on the pipe body 1, a fixed plate 13 is fixedly sleeved on the pipe body 1, and one end of the return spring 14 is fixedly mounted on one side of the fixed plate 13. The advantage of this arrangement is that when the movable plate 11 is loosened, the elastic force of the return spring 14 will drive the movable plate 11 and the limiting rod 12 to automatically return and move into the limiting hole, so that the control rotary ring 5 always keeps a fixed state.

As a preferred implementation manner of this embodiment, a fixed casing 15 is fixedly sleeved on the pipeline body 1, a sliding casing 16 is slidably sleeved on the pipeline body 1, annular mounting grooves are respectively formed in the sides of the fixed casing 15 and the sliding casing 16, which are away from each other, a positive magnet 17 and a negative magnet 18 are respectively and fixedly mounted in the two annular mounting grooves, and the positions of the positive magnet 17 and the negative magnet 18 correspond to each other. The benefit that sets up like this is, through the setting of positive magnet 17 and negative magnet 18, can be so that slip cover shell 16 adsorbs to be fixed on fixed cover shell 15, and then can play the guard action to the junction between two pipelines, can prevent effectively that external environment from to the erosion and destruction etc. of pipe connection department, has improved the life of junction, and the later stage of being convenient for carries out dismouting and maintenance etc. has improved the practicality of pipeline.

As a preferred implementation manner of this embodiment, the flow stabilizing mechanism includes a circulation table 19 fixedly sleeved in the pipeline body 1, a circulation port is provided on one side of the circulation table 19, a first support 20 is fixedly mounted on the inner wall of the circumferential side of the pipeline body 1, a slide hole is provided on one side of the first support 20, a linkage rod 21 is slidably mounted in the slide hole, a valve body 22 is fixedly mounted on one side of the linkage rod 21, the valve body 22 is matched with the size of the circulation port, and a blocking block 23 is fixedly mounted at the other end of the linkage rod 21. This has the advantage that when the discharge flow in the pipe is high, the water flow will push the valve body 22 to move into the flow-through table 19, which in turn reduces the flow-through volume of the flow-through.

As a preferred embodiment of this embodiment, the linkage rod 21 is sleeved with a steady flow spring 24, and two ends of the steady flow spring 24 are fixedly connected to the sides of the first bracket 20 and the valve body 22 close to each other. The advantage of setting up like this is, when drainage flow is less, under the spring action of stationary flow spring 24, can drive valve body 22 and move outside circulation platform 19 for the circulation volume grow of circulation mouth, thereby can reach the effect of stationary flow, be difficult for causing the pipeline trouble.

As a preferred embodiment of this embodiment, the cleaning mechanism includes a second bracket 25 fixedly installed in the pipeline body 1, a rotation hole is opened at one side of the second bracket 25, a reciprocating screw rod 26 is rotatably installed in the rotation hole, a paddle 27 is fixedly installed at one end of the reciprocating screw rod 26, and a moving block 28 is threadedly sleeved on the reciprocating screw rod 26. The advantage of this setting is that during the drainage process, rivers can drive paddle 27 and rotate, and paddle 27 rotates and drives reciprocating screw 26 and rotate, and then makes movable block 28 reciprocate.

As a preferable embodiment of this embodiment, two connecting rods are fixedly mounted on the peripheral side of the moving block 28, one end of each of the two connecting rods is fixedly mounted with the same cleaning scraper 29, and the bottom side of the cleaning scraper 29 is in contact with the bottom side inner wall of the pipe body 1. The advantage of setting up like this is, when moving block 28 reciprocating motion back and forth, can drive through the connecting rod and scrape pole 29 reciprocating motion and carry out cleaning treatment to the inner wall of pipeline, can effectively avoid impurity such as silt to adhere to for a long time and pile up on the inner wall and cause the phenomenon of pipeline jam to take place.

As a preferred embodiment of the present embodiment, a plurality of guide rods 30 are fixedly mounted on one side of the second bracket 25, and one end of each of the plurality of guide rods 30 penetrates the moving block 28 and is fixedly connected to the anti-slip block. The advantage of this setting is, can make movable block 28 only can round trip movement and can not rotate, has played spacing guide effect, has improved the stability of cleaning mechanism operation.

The working principle of the invention is as follows:

when needs carry out the aggregate erection, the staff can take a pipeline body 1 and insert in another pipeline body 1's butt joint sleeve 4 with its one end that has butt joint ring 2, then rotation control revolves ring 5, control revolves ring 5 and rotates and drive annular rack 6 and rotate, annular rack 6 rotates and drives a plurality of linkage gear 7 and rotate, a plurality of linkage gear 7 rotate and drive a plurality of threaded rods 8 and rotate, and then can drive a plurality of joint pieces 9 and remove and fix butt joint ring 2 joint, fixed connection is effectual, reverse rotation control revolves ring 5 can when needs are dismantled, and the operation is simple and convenient, time and labor saving, and staff's intensity of labour has been reduced.

Through the setting of removal dish 11, gag lever post 12 and reset spring 14, when unclamping removal dish 11, under reset spring 14's elastic force effect, can drive removal dish 11 and gag lever post 12 automatic re-setting, until making gag lever post 12 move into spacing downthehole, and then can be fixed with control swivel 5, can effectively avoid control swivel 5 to take place the rotation and lead to the junction not hard up, guaranteed the fixed connection effect between the pipeline.

Through the setting of positive magnet 17 and negative magnet 18, can adsorb the slip cover shell 16 of one of them pipeline and fix on the fixed cover shell 15 of another pipeline, and then can play the guard action to the junction between two pipelines, can prevent effectively that external environment from to the erosion and destruction etc. of pipe connection department, having improved the life of junction, the later stage of being convenient for carries out dismouting and maintenance etc. has improved the practicality of pipeline.

When the drainage flow in the pipeline is great, rivers can push valve body 22 to move and remove to circulation platform 19, can stretch stationary flow spring 24 when valve body 22 moves, also can make circulation volume of circulation mouth diminish simultaneously, when drainage flow is less, under stationary flow spring 24's elastic force effect, can drive valve body 22 and move outward to circulation platform 19 for circulation volume grow of circulation mouth, thereby can reach the effect of stationary flow, be difficult for causing the pipeline trouble.

In the process of drainage, rivers can drive paddle 27 and rotate, and paddle 27 rotates and drives reciprocal lead screw 26 and rotates, simultaneously under the effect of guide bar 30, can make movable block 28 reciprocating motion to the accessible connecting rod drives clean scraper 29 reciprocating motion and carries out cleaning to the inner wall of pipeline, can effectively avoid impurity such as silt to adhere to for a long time and pile up on the inner wall and cause the phenomenon of pipeline jam to take place.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Drainage pipe for hydraulic engineering convenient to rapid Assembly installs, including pipeline body (1), its characterized in that: the two ends of the pipeline body (1) are respectively and fixedly provided with a butt joint ring (2) and a butt joint sleeve (4), a sealing ring (3) is fixedly arranged on one side of the butt joint ring (2), the butt joint ring (2) is matched with the butt joint sleeve (4), rotate on pipeline body (1) and cup jointed control and revolve ring (5), a plurality of sliding trays have been seted up on the all side inner wall of butt joint sleeve (4), and are a plurality of equal slidable mounting has joint piece (9), a plurality of in the sliding tray joint piece (9) all with butt joint ring (2) looks adaptation, it is a plurality of threaded rod (8) have been cup jointed to the equal screw thread of one end that joint piece (9) kept away from each other, and is a plurality of the one end of threaded rod (8) all extends to butt joint sleeve (4) outer and with be provided with linkage mechanism between control revolve ring (5), be provided with stationary flow mechanism and clean mechanism in pipeline body (1).

2. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 1, wherein: the linkage mechanism comprises an annular rack (6) and a plurality of linkage gears (7), wherein the annular rack (6) is fixedly installed on one side of the control rotary ring (5) and is multiple, the linkage gears (7) are fixedly installed on one side of the threaded rod (8) respectively and are multiple, and the linkage gears (7) are all meshed with the annular rack (6).

3. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 1, wherein: two removal holes have been seted up to one side of butt joint sleeve (4), two there are carriage release lever (10), two equal slidable mounting in the removal hole the one end of carriage release lever (10) extends to two respectively the removal hole is outer and fixed mounting has same carriage release disk (11), the even fixed mounting in one side of carriage release disk (11) has a plurality of gag lever posts (12), a plurality of spacing holes have evenly been seted up, a plurality of to the opposite side of control swivel (5) the one end of gag lever post (12) extends to a plurality ofly respectively spacing downthehole.

4. The hydraulic engineering drainage pipeline convenient for quick combination and installation of claim 3, wherein: the opposite side fixed mounting who removes dish (11) has reset spring (14), reset spring (14) cup joint on pipeline body (1), fixed cover has connect fixed disk (13) on pipeline body (1), the one end fixed mounting of reset spring (14) be in on one side of fixed disk (13).

5. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 1, wherein: fixed cover shell (15) have been fixed to cover on pipeline body (1), slip cover shell (16) have been cup jointed on pipeline body (1), fixed cover shell (15) with the annular mounting groove has all been seted up to one side that slip cover shell (16) kept away from each other, two fixed mounting has positive magnet (17) and negative magnet (18) respectively in the annular mounting groove, positive magnet (17) with the position of negative magnet (18) is corresponding.

6. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 1, wherein: flow stabilizing mechanism includes that fixed sleeve connects to install circulation platform (19) in pipeline body (1), circulation mouth has been seted up to one side of circulation platform (19), fixed mounting has first support (20) on the week side inner wall of pipeline body (1), the slide opening has been seted up to one side of first support (20), slidable mounting has gangbar (21) in the slide opening, one side fixed mounting of gangbar (21) has valve body (22), valve body (22) with circulation mouth's big or small looks adaptation, the other end fixed mounting of gangbar (21) has blocks piece (23).

7. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 6, wherein: the linkage rod (21) is sleeved with a steady flow spring (24), and two ends of the steady flow spring (24) are fixedly connected with one side, close to the first support (20) and the valve body (22), of the first support (20) and the valve body (22) respectively.

8. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 1, wherein: the cleaning mechanism comprises a second support (25) fixedly installed in the pipeline body (1), a rotating hole is formed in one side of the second support (25), a reciprocating screw rod (26) is installed in the rotating hole in a rotating mode, a paddle (27) is fixedly installed at one end of the reciprocating screw rod (26), and a moving block (28) is sleeved on the reciprocating screw rod (26) in a threaded mode.

9. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 8, wherein: two connecting rods are fixedly mounted on the peripheral side of the moving block (28), one end of each connecting rod is fixedly mounted with the same cleaning scraping rod (29), and the bottom side of each cleaning scraping rod (29) is in contact with the inner wall of the bottom side of the pipeline body (1).

10. The hydraulic engineering drainage pipeline convenient for quick assembly and installation of claim 8, wherein: a plurality of guide rods (30) are fixedly mounted on one side of the second support (25), and one ends of the guide rods (30) penetrate through the moving block (28) and are fixedly connected with anti-falling blocks.