CN211421639U - High resistant stifled structure of waiting PVC downspout - Google Patents
High resistant stifled structure of waiting PVC downspout Download PDFInfo
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- CN211421639U CN211421639U CN201921112574.2U CN201921112574U CN211421639U CN 211421639 U CN211421639 U CN 211421639U CN 201921112574 U CN201921112574 U CN 201921112574U CN 211421639 U CN211421639 U CN 211421639U
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Abstract
The utility model discloses a highly weather-resistant PVC rain pipe anti-blocking structure, which comprises a base, a grid, a bracket, a rotating shaft, a filter screen, an impeller, a scraper blade, a dirt collecting groove, a sealing ring, a pipe body, a main blade, an auxiliary blade, a PVC steel wire hose and an interface, and is characterized in that the base is composed of a cuboid at the top and a cylinder at the bottom, the base is a water inlet of a drain pipe, the center of the base is provided with a through hole, the radius of the through hole is the same as that of the inner cavity of the pipe body, the base is provided with a plurality of grooves, the radius of the groove at the outer side is the same as that of the grid, the grid is arranged in the groove at the outer side, the top of the cuboid of the base is provided with an annular groove at the outer side of the inner cavity, the groove is connected with the dirt collecting groove in a sliding way, the support consists of a circular ring at the center and a square column fixed on the outer wall of the circular ring.
Description
Technical Field
The utility model relates to a building drainage technology field specifically is a stifled structure is prevented to high resistant time PVC downspout.
Background
A rainwater pipe for the outer wall of a building is circular in pipe body section, is generally integrally formed by PVC materials, and is required to be fixed on a wall surface purline by a pipe hoop during installation. In the event of rain, water on the roof is drawn into the storm water pipe and enters the underground drainage system via the storm water pipe. But when water got into the downspout, other debris were extremely easy to get into in the downspout like leaf, plastics pocket to lead to the jam of downspout, can not play fine drainage effect, if set up the filter screen in the downspout purely, then can pile up on the filter screen by its filterable debris, also can cause the jam of downspout after long-time the use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stifled structure is prevented to high resistant PVC downspout of waiting to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high resistant PVC downspout of waiting prevents stifled structure, includes base, grid, support, pivot, filter screen, impeller, scraper blade, dirt collection groove, sealing washer, body, main blade, vice blade, PVC steel wire hose and interface, the base comprises the cuboid at top and the cylinder of bottom, the base is the water inlet of drain pipe, the center of base is equipped with the through-hole, the radius of through-hole is the same with the inner chamber radius of body, be equipped with multichannel recess on the base, the recess radius of doing the outside is the same with the radius of grid, the grid has been placed in the recess of the outside, be used for blocky rubbish, the cuboid top of base is located the outside of inner chamber and is equipped with annular groove, sliding connection has dirt collection groove in the recess, dirt collection groove is U type groove, be used for collecting the filth that the scraper blade scraped from the filter screen;
four notches are uniformly distributed on the annular bulge between the annular groove on the top surface of the base and the inner cavity, the tail ends of the brackets are fixedly connected in the notches, each bracket consists of a central annular ring and a square column fixed on the outer wall of the annular ring, the inner side wall of the annular ring is fixedly connected with an outer ring of a bearing, the inner ring of the bearing is fixedly connected with a rotating shaft, the top of each bracket is fixedly connected with a filter screen for preventing dirt from blocking a pipeline, the outer diameter of each filter screen is equal to the outer diameter of the annular bulge on the top surface of the base, a through hole is formed in the center of each filter screen, the top of each rotating shaft penetrates through the through hole in the center of the corresponding filter screen, a scraper is in key connection with the part of each rotating shaft above the corresponding filter screen, an impeller is in key connection with the bottom of each rotating shaft, each scraper is an arc-shaped plate, the scraper can scrape dirt filtered by the filter screen when rotating, and the dirt is guided to the plate tip of the scraper through the arc-shaped side wall and finally falls into the dirt collecting groove, so that the filter screen is prevented from being blocked, and the smoothness of the inlet of the drain pipe is kept;
the wheel disc with the impeller as the center and the spiral blades fixedly connected with the side wall of the wheel disc are arranged, when sewage reaches the top of the base, massive garbage is firstly filtered through the grids to prevent the massive garbage from blocking the scraper blade, the sewage filters small dirt through the filter screen, the sewage impacts the spiral blades of the impeller through the impeller to drive the impeller to rotate, the impeller rotates to drive the scraper blade to rotate, the scraper blade scrapes off the dirt at the top of the filter screen and guides the dirt into the dirt collecting groove, the sewage is thrown to the pipe wall under the guide of the impeller and the centrifugal force, flows down far away from the pipe wall, the bottom of the cylindrical pipeline below the base is provided with a step, the outer diameter of the step is equal to the outer diameter of the step on the inner wall of the pipe body, the base can be sleeved at the top of the pipe body through the bottom step, the side wall of the bottom step of the base is provided with an annular groove, and a sealing ring is fixedly connected in the groove and used for sealing the interface of the base and the pipe body to prevent air leakage and water leakage;
the pipe body is cylindrical, and the inner wall is equipped with two helical blade of main leaf and auxiliary blade, and the guide is discharged downwards from the sewage spiral that the base fell, noise abatement, the width of main leaf is four times of auxiliary blade width, and the contained angle between main leaf and the auxiliary blade is eighty degree to one hundred thirty degrees, PVC steel wire hose fixed connection can stretch and compress in the bottom of pipe body to can be crooked, make things convenient for drain pipe bottom and sewer connection, PVC steel wire hose's bottom fixedly connected with interface, the bottom of interface is equipped with the flange, is used for being connected with sewer pipe.
As a further aspect of the present invention: the base, the support, the impeller and the scraper are made of ABS plastic, the ABS plastic has the characteristics of toughness, hardness and rigidity, the service life is prolonged, and the ABS plastic is easy to obtain and process raw materials and low in price.
As a further aspect of the present invention: the grid is made of CPMS30V hard stainless steel, and deformation of the grid is prevented, so that the scraper is prevented from being clamped.
As a further aspect of the present invention: the bearing between the support and the rotating shaft is a water lubrication bearing, is oil-free, does not need to be added with lubricating oil, and is good in wear resistance and long in service life.
As a further aspect of the present invention: the inner wall of the pipe body is coated with the polytetrafluoroethylene coating, so that dirt is prevented from being adhered to the pipe wall, blockage is reduced, and the smoothness of the pipeline is kept.
As a further aspect of the present invention: weather-resistant titanium dioxide is added into the PVC material of the pipe body, so that the ultraviolet resistance and the oxidation resistance of the pipeline are improved.
Compared with the prior art, the beneficial effects of the utility model are that: drive impeller and scraper blade through sewage and rotate, scrape the filth on the filter screen, keep the pipeline unblocked, and through the effect of the blade guide of impeller and centrifugal force, make sewage flow down along the pipe wall and be guided by two helical blade of main leaf and the auxiliary blade of pipe wall, the spiral discharges into the sewer downwards, because through the cooperation of main leaf and auxiliary blade, it is effectual than the multi-blade drain pipe drainage on the market, the effectual vibrations that have reduced, the drainage noise has been reduced, and avoided a blade not enough to hinder large-traffic sewage and realize the spiral drainage downwards, lead to one of them partial sewage to cross the water mass whereabouts that the blade formed, the unbalanced problem of system pressure that causes, the steady of the rivers of guaranteeing greatly, reduce vibrations, thereby the noise reduction.
Drawings
Fig. 1 is a schematic structural view of an anti-blocking structure of a highly weather-resistant PVC storm sewer.
Fig. 2 is a schematic structural view of the top surface of the base in the high weather-resistant PVC storm drain anti-blocking structure.
Fig. 3 is a schematic structural view of the top surface of the pipe body in the high weather-resistant PVC rain pipe anti-blocking structure.
Fig. 4 is a structural schematic view of a central section of a base in a high weather-resistant PVC storm drain anti-blocking structure.
In the figure: the device comprises a base 1, a grid 2, a support 3, a rotating shaft 4, a filter screen 5, an impeller 6, a scraper 7, a dirt collecting groove 8, a sealing ring 9, a pipe body 10, a main blade 11, an auxiliary blade 12, a PVC steel wire hose 13 and a connector 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a high weather resistance PVC rain pipe anti-blocking structure comprises a base 1, a grid 2, a bracket 3, a rotating shaft 4, a filter screen 5, an impeller 6, a scraper 7, a dirt collecting groove 8, a seal ring 9, a pipe body 10, a main blade 11, an auxiliary blade 12, a PVC steel wire hose 13 and a connector 14, wherein the base 1 is composed of a cuboid at the top and a cylinder at the bottom, the base 1 is a water inlet of a drain pipe, a through hole is formed in the center of the base 1, the radius of the through hole is the same as the radius of an inner cavity of the pipe body 10, a plurality of grooves are formed in the base 1, the radius of the groove at the outer side is the same as the radius of the grid 2, the grid 2 is placed in the groove at the outer side for blocking large garbage, an annular groove is formed at the outer side of the inner cavity at the top of the cuboid of the base 1, the dirt collecting, the disassembly and the cleaning are convenient;
four notches are uniformly distributed on a ring-shaped bulge between a ring-shaped groove on the top surface of the base 1 and an inner cavity, the tail end of a support 3 is fixedly connected in each notch, the support 3 consists of a ring at the center and a square column fixed on the outer wall of the ring, the inner side wall of the ring is fixedly connected with an outer ring of a bearing, the inner ring of the bearing is fixedly connected with a rotating shaft 4, the top of the support 3 is fixedly connected with a filter screen 5 for preventing sewage from blocking a pipeline, the outer diameter of the filter screen 5 is equal to the outer diameter of the ring-shaped bulge on the top surface of the base 1, the center of the filter screen 5 is provided with a through hole, the top of the rotating shaft 4 penetrates through the through hole in the center of the filter screen 5, the part of the rotating shaft 4 above the filter screen 5 is in key connection with a scraper 7, the bottom of the rotating shaft 4 is in key connection, the scraper 7 is ensured to rotate smoothly, the bottom surface of the scraper 7 is contacted with the top surface of the filter screen 5, so that the scraper 7 can scrape dirt filtered by the filter screen 5 when rotating, and the dirt is guided to the plate tip of the scraper 7 through the arc-shaped side wall and finally falls into the dirt collecting groove 8, the filter screen 5 is prevented from being blocked, and the inlet of the drain pipe is kept smooth;
the wheel disc with the impeller 6 as the center and the spiral blade fixedly connected with the side wall of the wheel disc are arranged, when sewage reaches the top of the base 1, large garbage is firstly filtered through the grids 2, the large garbage is prevented from blocking the scraper 7, the sewage filters small pollutants through the filter screen 5, the sewage passes through the impeller 6 and impacts the spiral blade of the impeller 6 to drive the impeller 6 to rotate, the impeller 6 rotates to drive the scraper 7 to rotate, the scraper 7 scrapes off the pollutants on the top of the filter screen 5 and is guided into the sewage collecting groove 8, the sewage is thrown to the pipe wall under the guiding and centrifugal force action of the impeller 6 and flows down far away from the pipe wall, the bottom of the cylindrical pipeline below the base 1 is provided with a step, the outer diameter of the step is equal to the outer diameter of the step on the inner wall of the pipe body 10, the base 1 can be sleeved on the top of the pipe body 10 through the step at the, the interface used for sealing the base 1 and the tube body 10 prevents air leakage and water leakage;
the pipe body 10 is a cylindrical pipe body, the inner wall of the pipe body is provided with two helical blades of a main blade 11 and an auxiliary blade 12, sewage spirally falling from the base 1 is guided to be discharged downwards, noise is reduced, the width of the main blade 11 is four times that of the width of the auxiliary blade 12, an included angle between the main blade 11 and the auxiliary blade 12 is eighty degrees to one hundred thirty degrees, the PVC steel wire hose 13 is fixedly connected to the bottom of the pipe body 10, can be stretched and compressed and can be bent, the bottom of a drain pipe is convenient to be connected with a sewer, the bottom of the PVC steel wire hose 13 is fixedly connected with an interface 14, and the bottom of the interface 14 is provided with a flange for being connected with a sewer pipeline.
Preferably, the base 1, the bracket 3, the impeller 6 and the scraper 7 are made of ABS plastic, the ABS plastic has the characteristics of toughness, hardness and rigidity, the service life is prolonged, and the ABS plastic is easy to obtain raw materials, easy to process and low in price.
Preferably, the grid 2 is made of CPMS30V hard stainless steel, so as to prevent the grid 2 from deforming and causing the scraper 7 to be clamped.
Preferably, the bearing between the support 3 and the rotating shaft 4 is a water lubrication bearing, is oil-free lubrication, does not need to be added with lubricating oil, and is good in wear resistance and long in service life.
Preferably, the inner wall of the pipe body 10 is coated with a polytetrafluoroethylene coating to prevent dirt from being adhered to the pipe wall, reduce blockage and keep the pipe smooth.
Preferably, weather-resistant titanium dioxide is added into the PVC material of the pipe body 10, so that the ultraviolet resistance and the oxidation resistance of the pipeline are improved.
The utility model discloses a theory of operation is: sewage passes through filter screen 5 and filters the filth of fritter, through impeller 6, strike impeller 6's helical blade, it rotates to drive impeller 6, impeller 6 rotates and drives scraper blade 7 and rotate, scraper blade 7 scrapes the filth at filter screen 5 top, in the dirty groove 8 of direction collection, sewage is got rid of to the pipe wall under impeller 6's guide and centrifugal force effect, it flows down to keep away from the pipe wall, two helical blade 11 of main blade and auxiliary vane 12 through body 10 inner wall, the guide is followed the sewage spiral and is discharged downwards, in the sewer of discharging.
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 (5)
1. A high resistant PVC downspout of waiting prevents stifled structure, includes base, grid, support, pivot, filter screen, impeller, scraper blade, dirt collecting groove, sealing washer, body, main blade, vice blade, PVC steel wire hose and interface, characterized by, the base comprises the cuboid at the top and the cylinder of bottom, the base is the water inlet of drain pipe, the center of base is equipped with the through-hole, the radius of through-hole is the same with the inner chamber radius of body, be equipped with the multichannel recess on the base, the recess radius of doing the outside is the same with the radius of grid, place the grid in the recess of the outside, the cuboid top of base is located the outside of inner chamber and is equipped with the annular recess, sliding connection has the dirt collecting groove in the recess, the dirt collecting groove is U type groove;
four notches are uniformly distributed on a ring-shaped bulge between the ring-shaped groove on the top surface of the base and the inner cavity, the tail end of a support is fixedly connected in each notch, each support consists of a central ring and a square column fixed on the outer wall of the ring, the inner side wall of each ring is fixedly connected with an outer ring of a bearing, the inner ring of each bearing is fixedly connected with a rotating shaft, the top of each support is fixedly connected with a filter screen, the outer diameter of each filter screen is equal to the outer diameter of the ring-shaped bulge on the top surface of the base, a through hole is formed in the center of each filter screen, the top of each rotating shaft penetrates through the through hole in the center of the corresponding filter screen, a scraper is in key connection with the part, above the corresponding filter screen, of each rotating shaft, the bottom of each rotating shaft is in key connection with an impeller, each scraper is a;
the impeller is a wheel disc with the center and is composed of spiral blades fixedly connected with the side wall of the wheel disc, the bottom of a cylindrical pipeline below the base is provided with a step, the outer diameter of the step is equal to the outer diameter of the step on the inner wall of the pipe body, the base is sleeved at the top of the pipe body through the bottom step, the side wall of the step at the bottom of the base is provided with an annular groove, and a sealing ring is fixedly connected in the groove;
the body is cylindrical body, and the inner wall is equipped with two helical blade of main leaf and auxiliary blade, and the sewage spiral that the guide falls from the base is discharged downwards, main leaf's width is the quadruple of auxiliary blade width, and the contained angle between main leaf and the auxiliary blade is eighty degree to one hundred thirty degrees, PVC wire hose fixed connection can stretch and compress in the bottom of body to can be crooked, PVC wire hose's bottom fixedly connected with interface, the bottom of interface is equipped with the flange.
2. The anti-clogging structure of a highly weather-resistant PVC storm sewer according to claim 1 wherein said base, said bracket, said impeller and said scraper are of ABS plastic material.
3. The anti-clogging structure of highly weatherable PVC storm hose according to claim 1, wherein said grating is of CPMS30V hard stainless steel.
4. The anti-blocking structure of the highly weather-resistant PVC storm sewer according to claim 1, wherein the bearing between the bracket and the rotating shaft is a water lubricated bearing.
5. The anti-clogging structure for high weather-resistant PVC storm sewer according to claim 1 wherein the inner wall of said pipe body is coated with a polytetrafluoroethylene coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921112574.2U CN211421639U (en) | 2019-07-16 | 2019-07-16 | High resistant stifled structure of waiting PVC downspout |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921112574.2U CN211421639U (en) | 2019-07-16 | 2019-07-16 | High resistant stifled structure of waiting PVC downspout |
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| CN211421639U true CN211421639U (en) | 2020-09-04 |
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| CN201921112574.2U Active CN211421639U (en) | 2019-07-16 | 2019-07-16 | High resistant stifled structure of waiting PVC downspout |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112323954A (en) * | 2020-10-01 | 2021-02-05 | 冯华 | Water conservancy anti-blocking dredging device and using method thereof |
| CN113565187A (en) * | 2021-08-13 | 2021-10-29 | 郑州航空工业管理学院 | A drainage system for sponge city construction |
| CN114293641A (en) * | 2021-12-31 | 2022-04-08 | 北京城乡建设集团有限责任公司 | Underground garage drainage system |
-
2019
- 2019-07-16 CN CN201921112574.2U patent/CN211421639U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112323954A (en) * | 2020-10-01 | 2021-02-05 | 冯华 | Water conservancy anti-blocking dredging device and using method thereof |
| CN112323954B (en) * | 2020-10-01 | 2021-11-30 | 凤阳县天龙水利建筑工程有限公司 | Water conservancy anti-blocking dredging device and using method thereof |
| CN113565187A (en) * | 2021-08-13 | 2021-10-29 | 郑州航空工业管理学院 | A drainage system for sponge city construction |
| CN114293641A (en) * | 2021-12-31 | 2022-04-08 | 北京城乡建设集团有限责任公司 | Underground garage drainage system |
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