CN220725309U - Self-dredging drainage pipeline - Google Patents
Self-dredging drainage pipeline Download PDFInfo
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- CN220725309U CN220725309U CN202321928685.7U CN202321928685U CN220725309U CN 220725309 U CN220725309 U CN 220725309U CN 202321928685 U CN202321928685 U CN 202321928685U CN 220725309 U CN220725309 U CN 220725309U
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- rotating shaft
- pipe body
- dredging
- self
- circumferential surface
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- 238000007790 scraping Methods 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000007373 indentation Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 10
- 238000009825 accumulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a self-dredging drainage pipeline, which comprises a pipe body and a dredging assembly, wherein the dredging assembly is arranged in the pipe body; the dredging assembly comprises a rotating shaft, the rotating shaft is arranged along the inner axis of the pipe body, the top end of the rotating shaft faces the water inlet direction and is provided with a propeller, two bearings are sleeved on the outer circumferential surface of the rotating shaft, and the two bearings are connected with the inner circumferential surface of the pipe body through supporting rods respectively; the two sides of the rotating shaft between the two bearings are respectively provided with a scraping plate, the inner side edge of the scraping plate is connected with the rotating shaft, and the outer side edge of the scraping plate is in clearance fit with the inner circumferential surface of the pipe body; the water flow flowing through the pipe body drives the propeller to rotate, and the propeller drives the rotating shaft and the scraping plate to rotate; realize at the in-process of drainage, utilize the effort of rivers to drive the scraper blade and strike off the inner wall attachment of drainage pipe, make the attachment of drainage pipe inner wall drop in time and discharge to prevent that the drainage pipe inner wall from appearing attachment and long-pending siltation, avoid drainage pipe to appear silting up the problem, guarantee that drainage pipe drainage is unobstructed.
Description
Technical Field
The utility model relates to a self-dredging drainage pipeline, and belongs to the technical field of drainage pipelines.
Background
Because the southern city is affected by plum rain season, the rainfall is more, and the rainfall duration is longer, the problem of urban waterlogging continuously occurs, the safe operation of the city and the life safety of people are seriously endangered, and meanwhile, huge economic loss is caused, so that the urban waterlogging is caused, such as overlarge short-time rainfall, imperfect drainage system, damaged and blocked drainage pipelines and the like; drainage is mainly borne by the drainage pipeline, but under the condition that the drainage pipeline is used for a long time, the drainage pipeline is easy to accumulate and silt, so that the drainage of the drainage pipeline is not smooth and even is blocked; especially, the attachments on the inner wall of the drainage pipeline are not easy to fall off and drain, so that the clogging condition of the drainage pipeline is gradually bad, and finally the blockage is caused.
Disclosure of Invention
The utility model aims to provide a self-dredging type drainage pipeline, which can scrape attachments on the inner wall of the drainage pipeline in the drainage process, so that the attachments on the inner wall of the drainage pipeline can be timely fallen off and discharged, the attachments and the silts on the inner wall of the drainage pipeline are prevented, the silting problem of the drainage pipeline is avoided, and the drainage smoothness of the drainage pipeline is ensured.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the self-dredging drainage pipeline comprises a pipeline body and a dredging assembly, wherein the dredging assembly is arranged in the pipeline body;
the dredging assembly comprises a rotating shaft, the rotating shaft is arranged along the inner axis of the pipe body, the top end of the rotating shaft faces the water incoming direction and is provided with a propeller, two bearings are sleeved on the outer circumferential surface of the rotating shaft, and the two bearings are connected with the inner circumferential surface of the pipe body through supporting rods respectively; the two sides of the rotating shaft between the two bearings are respectively provided with a scraping plate, the inner side edge of each scraping plate is connected with the rotating shaft, and the outer side edge of each scraping plate is in clearance fit with the inner circumferential surface of the pipe body;
the water flow flowing through the pipe body drives the propeller to rotate, the propeller drives the rotating shaft to rotate, the rotating shaft drives the scraping plate to rotate, and the scraping plate is used for scraping attachments on the inner circumferential surface of the pipe body in the rotating process.
As a further preferable aspect of the present utility model, a spherical structure is provided at a central position of the propeller toward the incoming water direction; the spherical structure has a diversion effect on water flow, and reduces the resistance effect of the central position of the propeller facing the water flowing direction on the water flow.
As a further preferred aspect of the present utility model, the bearing is connected to the inner circumferential surface of the tube body through two or three support rods; the connecting device is used for improving the connection stability of the bearing and the pipe body.
Further, the cross section of the supporting rod is isosceles triangle, and the top tip of the isosceles triangle faces the water incoming direction; the supporting rod with the cross section in the shape of an isosceles triangle has a diversion effect on water flow, reduces the resistance effect of the supporting rod on the water flow, and can prevent the accumulation of the muddy matters in the water flow on the supporting rod.
As a further preferred aspect of the present utility model, the inner side of the scraper is connected to the rotating shaft through at least two connecting rods; the connection strength of the scraping plate and the rotating shaft is guaranteed, and the stability of the scraping plate in scraping operation is improved.
In order to ensure the scraping effect of the scraper on the attachments on the inner circumferential surface of the pipe body, the clearance between the outer side edge of the scraper and the inner circumferential surface of the pipe body is 0.5-1.2mm.
As a further preferable mode of the utility model, a plurality of notches are arranged on the outer side edge of the scraping plate at equal intervals; the scraper is used for reducing resistance encountered when scraping attachments on the inner circumferential surface of the pipe body.
Further preferably, the indentations on the two scrapers are staggered; the notch on one of the scrapers is used for scraping attachments which are not scraped, the other scraper is used for scraping attachments, and the two scrapers are matched with each other, so that the attachments on the inner circumferential surface of the pipe are effectively scraped.
Further preferably, the width of the notch is smaller than the spacing distance between two adjacent notches; is used for ensuring the structural strength of the scraping plate.
As a further preferable mode of the utility model, two ends of the pipe body are respectively provided with a flange structure; the body passes through flange structure and is connected with outside pipeline, and the dismouting of being convenient for just is convenient for later maintenance.
The utility model has the advantages that:
when water is discharged, water flowing through the pipe body drives the screw propeller to rotate, the screw propeller drives the rotating shaft to rotate, the rotating shaft drives the scraping plate to rotate, and the scraping plate scrapes attachments on the inner circumferential surface of the pipe body in the rotating process; thereby realize at the in-process of drainage, utilize the effort of rivers to drive the scraper blade and strike off the inner wall attachment of drainage pipe, make the attachment of drainage pipe inner wall drop in time and discharge to prevent that the drainage pipe inner wall from appearing attachment and long-pending siltation, avoid drainage pipe to appear silting up the problem, guarantee that drainage pipe drainage is unobstructed.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view showing an internal structure of a tube according to a first embodiment of the present utility model;
FIG. 3 is an enlarged schematic view of the top of the tube of FIG. 2;
FIG. 4 is a schematic cross-sectional view of a support rod of the present utility model;
FIG. 5 is a schematic view showing a partial structure of the inside of a pipe body according to a second embodiment of the present utility model;
meaning of reference numerals in the drawings:
the device comprises a 1-pipe body, a 2-rotating shaft, a 3-propeller, a 4-bearing, a 5-supporting rod, a 6-scraping plate, a 7-spherical structure, an 8-connecting rod, a 9-notch and a 10-flange structure.
Detailed Description
The utility model is described in detail below with reference to the drawings and the specific embodiments.
Example 1
As shown in fig. 1 to 4, the present embodiment is a self-dredging drainage pipe, comprising a pipe body 1 and a dredging assembly, wherein the dredging assembly is arranged inside the pipe body 1; the dredging assembly comprises a rotating shaft 2, the rotating shaft 2 is arranged along the inner axis of the pipe body 1, the top end of the rotating shaft 2 faces the water incoming direction and is provided with a propeller 3, two bearings 4 are sleeved on the outer circumferential surface of the rotating shaft 2, and the two bearings 4 are respectively connected with the inner circumferential surface of the pipe body 1 through a supporting rod 5; the inner ring of the bearing 4 is connected with the outer circumferential surface of the rotating shaft 2, the outer ring of the bearing 4 is connected with one end of the supporting rod 5, and the other end of the supporting rod 5 is connected with the inner circumferential surface of the pipe body 1; the two sides of the rotating shaft 2 between the two bearings 4 are respectively provided with a scraping plate 6, the inner side edge of the scraping plate 6 is connected with the rotating shaft 2, and the outer side edge of the scraping plate 6 is in clearance fit with the inner circumferential surface of the pipe body 1;
the water flow flowing through the pipe body 1 drives the propeller 3 to rotate, the propeller 3 drives the rotating shaft 2 to rotate, the rotating shaft 2 drives the scraping plate 6 to rotate, and the scraping plate 6 is used for scraping attachments on the inner circumferential surface of the pipe body 1 in the rotating process.
In the embodiment, a spherical structure 7 is arranged at the center position of the propeller 3 facing the incoming water direction; the spherical structure 7 has a diversion effect on water flow, and reduces the resistance effect on water flow of the central position of the propeller 3 facing the water inflow direction.
In the embodiment, the bearing 4 is connected with the inner circumferential surface of the pipe body 1 through two supporting rods 5; the connecting stability of the bearing 4 and the pipe body 1 is improved; of course, the bearing 4 may be connected to the inner circumferential surface of the tube body 1 through three support rods 5.
In the embodiment, the cross section of the supporting rod 5 is isosceles triangle, and the top tip of the isosceles triangle faces the water supply direction; the supporting rod 5 with the isosceles triangle cross section has a diversion effect on water flow, so that the resistance effect of the supporting rod 5 on the water flow is reduced, and meanwhile, the accumulation of the muddy matters in the water flow on the supporting rod 5 can be prevented.
In the embodiment, the inner side edge of the scraping plate 6 is connected with the rotating shaft 2 through two connecting rods 8; of course, the inner side of the scraper 6 can be connected with the rotating shaft 2 through three connecting rods 8 or four connecting rods 8; the connection strength of the scraping plate 6 and the rotating shaft 2 is ensured, and the stability of the scraping plate 6 in scraping operation is improved.
In order to ensure the scraping effect of the scraper 6 on the attachment on the inner circumferential surface of the pipe body 1, in this embodiment, the clearance between the outer side edge of the scraper 6 and the inner circumferential surface of the pipe body 1 is 1mm; in practical application, the clearance between the outer side edge of the scraping plate 6 and the inner circumferential surface of the pipe body 1 can be 0.5mm, 0.8mm or 1.2mm; the gap size is selected according to practical requirements, but the gap is not preferably too large or too small.
In the embodiment, flange structures 10 are respectively arranged at two ends of a pipe body 1; the pipe body 1 is connected with an external pipeline through the flange structure 10, so that the pipe body is convenient to assemble and disassemble and convenient to maintain in the later period.
Example two
Referring to fig. 1-4, this embodiment is a self-dredging drainage pipe, which is similar to the first embodiment in structure, and differs only in that:
in this embodiment, a plurality of notches 9 are provided on the outer side edge of the scraper 6 at equal intervals, as shown in fig. 5; the scraper 6 is used for reducing resistance encountered when scraping attachments on the inner circumferential surface of the pipe body 1; the gaps 9 on the two scraping plates 6 are staggered; the attachments which are not scraped by the notch 9 on one scraper blade 6 are scraped by the other scraper blade 6, and the two scraper blades 6 are matched with each other, so that the attachments on the inner circumferential surface of the pipe 1 are effectively scraped; in this embodiment, the width of the notch 9 is smaller than the spacing distance between two adjacent notches 9; to ensure the structural strength of the squeegee 6.
When water is discharged, water flowing through the pipe body drives the screw propeller to rotate, the screw propeller drives the rotating shaft to rotate, the rotating shaft drives the scraping plate to rotate, and the scraping plate scrapes attachments on the inner circumferential surface of the pipe body in the rotating process; thereby realize at the in-process of drainage, utilize the effort of rivers to drive the scraper blade and strike off the inner wall attachment of drainage pipe, make the attachment of drainage pipe inner wall drop in time and discharge to prevent that the drainage pipe inner wall from appearing attachment and long-pending siltation, avoid drainage pipe to appear silting up the problem, guarantee that drainage pipe drainage is unobstructed.
In the description of the present utility model, it is to be understood that: the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are each based on the orientation or positional relationship shown in the drawings and are merely for convenience of description of the present utility model, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
In describing the present utility model, it should be noted that: the terms "mounted," "connected," "disposed," and "formed" are to be construed broadly, unless otherwise specifically defined and limited; for example, the device can be fixedly connected and arranged, can be detachably connected and arranged, or adopts an integrated structure; the two components can be directly connected or indirectly connected through an intermediate medium, or can be communicated with each other inside the two components; the specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.
The above embodiments are only for illustrating the technical solution of the present utility model, and it should be understood by those skilled in the art that the above embodiments are not limited to the present utility model in any way, and all technical solutions obtained by equivalent substitution or equivalent transformation fall within the protection scope of the present utility model.
Claims (10)
1. A self-dredging drainage pipeline is characterized in that: the pipe comprises a pipe body and a dredging assembly, wherein the dredging assembly is arranged in the pipe body;
the dredging assembly comprises a rotating shaft, the rotating shaft is arranged along the inner axis of the pipe body, the top end of the rotating shaft faces the water incoming direction and is provided with a propeller, two bearings are sleeved on the outer circumferential surface of the rotating shaft, and the two bearings are connected with the inner circumferential surface of the pipe body through supporting rods respectively; the two sides of the rotating shaft between the two bearings are respectively provided with a scraping plate, the inner side edge of each scraping plate is connected with the rotating shaft, and the outer side edge of each scraping plate is in clearance fit with the inner circumferential surface of the pipe body;
the water flow flowing through the pipe body drives the propeller to rotate, the propeller drives the rotating shaft to rotate, the rotating shaft drives the scraping plate to rotate, and the scraping plate is used for scraping attachments on the inner circumferential surface of the pipe body in the rotating process.
2. The self-dredging drainage pipe according to claim 1, wherein the center of the propeller facing the incoming water direction is provided with a spherical structure.
3. A self-dredging drainage pipe according to claim 1, wherein the bearing is connected to the inner circumferential surface of the pipe body by two or three support rods.
4. A self-dredging drainage pipe according to claim 1 or 3, wherein the cross-sectional shape of the support bar is isosceles triangle with the top tip of the isosceles triangle facing the incoming water direction.
5. A self-dredging drainage pipe according to claim 1, wherein the inner side of the scraper is connected to the rotation shaft by at least two connecting rods.
6. The self-dredging drainage pipeline according to claim 1, wherein the clearance between the outer side edge of the scraping plate and the inner circumferential surface of the pipe body is 0.5-1.2mm.
7. A self-dredging drainage pipe according to any of claims 1, 5 or 6, wherein a plurality of indentations are provided on the outer side of the scraper at equidistant intervals.
8. A self-dredging drainage pipe according to claim 7, wherein the indentations on the two scrapers are staggered.
9. The self-dredging drainage pipe of claim 8, wherein the gap has a width less than the separation distance between two adjacent gaps.
10. The self-dredging drainage pipe according to claim 1, wherein the two ends of the pipe body are respectively provided with a flange structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321928685.7U CN220725309U (en) | 2023-07-21 | 2023-07-21 | Self-dredging drainage pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321928685.7U CN220725309U (en) | 2023-07-21 | 2023-07-21 | Self-dredging drainage pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220725309U true CN220725309U (en) | 2024-04-05 |
Family
ID=90493764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321928685.7U Active CN220725309U (en) | 2023-07-21 | 2023-07-21 | Self-dredging drainage pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220725309U (en) |
-
2023
- 2023-07-21 CN CN202321928685.7U patent/CN220725309U/en active Active
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