CN116212502B - Pipeline filtration equipment of water supply and drainage - Google Patents

Pipeline filtration equipment of water supply and drainage Download PDF

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Publication number
CN116212502B
CN116212502B CN202310517865.4A CN202310517865A CN116212502B CN 116212502 B CN116212502 B CN 116212502B CN 202310517865 A CN202310517865 A CN 202310517865A CN 116212502 B CN116212502 B CN 116212502B
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CN
China
Prior art keywords
main pipe
pipe body
filter element
branch
pipe
Prior art date
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Active
Application number
CN202310517865.4A
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Chinese (zh)
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CN116212502A (en
Inventor
李廷艳
张素丽
李莹莹
喻昊
高啸峰
宋宁
吴小琦
王超
葛玉锦
吴东升
杨登科
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xi'an Erji Environmental Protection Technology Co ltd
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Xi'an Erji Environmental Protection Technology Co ltd
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Publication date
Application filed by Xi'an Erji Environmental Protection Technology Co ltd filed Critical Xi'an Erji Environmental Protection Technology Co ltd
Priority to CN202310517865.4A priority Critical patent/CN116212502B/en
Publication of CN116212502A publication Critical patent/CN116212502A/en
Application granted granted Critical
Publication of CN116212502B publication Critical patent/CN116212502B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31Self-supporting filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/22Directing the mixture to be filtered on to the filters in a manner to clean the filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30Filter housing constructions
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/04Pipes or fittings specially adapted to sewers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/152Water filtration

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Branch Pipes, Bends, And The Like (AREA)

Abstract

The invention relates to the technical field of filtration, in particular to a pipeline filtration device for water supply and drainage. The main pipe body and the branch pipe are communicated, the main pipe body and the branch pipe are arranged in a Y shape, the inner channel of the main pipe body is eccentric relative to the outer peripheral wall of the main pipe body, the inner channel of the branch pipe is eccentric relative to the outer peripheral wall of the branch pipe body, and the eccentric direction of the inner channel of the branch pipe is opposite to the eccentric direction of the inner channel of the main pipe body; the filter core is inserted in the inside rotation of branch pipe, is provided with the baffle with the inner peripheral wall of main pipe body and branch pipe, and the baffle slides the laminating with the outer peripheral wall of filter core. According to the invention, the main pipe body and the internal channels of the branch pipes are eccentrically arranged, the filter element rotates under the action of water flow, sundries on the outer wall of the filter element are scraped off by the scraping plate, and sundries on the inner wall of the filter element are washed by the flowing water flow after the filter element turns, so that the back flushing self-cleaning function is achieved, the probability of blocking the filter element by sundries is greatly reduced, the structure is simple, and the failure rate is low.

Description

Pipeline filtration equipment of water supply and drainage
Technical Field
The invention relates to the technical field of filtration, in particular to a pipeline filtration device for water supply and drainage.
Background
The Y-type filter is an indispensable filtering device of a pipeline system for conveying media, and is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a constant water level valve or other equipment of a water supply and drainage pipeline, and is used for removing impurities in the media so as to protect the valves and the equipment for normal use. The water supply and drainage system is a generic term for providing water and wastewater removal facilities for people's life, production, municipal and fire protection. In order to ensure water safety or meet various conditions such as drainage standards, pipelines of water supply and drainage systems are generally required to be assembled with pipeline filtering devices, wherein Y-shaped filters are widely used due to the advantages of simple structure, convenience in installation, small resistance, large discharge capacity, convenience in sewage discharge and the like.
The problem that traditional Y type filter or even most kinds of filter have along with the increase of live time, and the filter core is blockked up seriously, can't continue normal work is disclosed in the chinese patent document of authority bulletin number CN 113577877B, this filter has installed the button in its internally mounted, drives the filter basket through the button and rotates, and the filter basket pivoted in-process is cleared up through the brush, but the structure of button is complicated in this scheme, needs manual pressing to provide the drive moreover, and is automatic low, and inconvenient to use has increased cost and fault rate is high.
Disclosure of Invention
According to the defects of the prior art, the invention provides the water supply and drainage pipeline filtering equipment which can automatically clean the filter element, has a simple structure and low failure rate.
The invention relates to a pipeline filtering device for water supply and drainage, which adopts the following technical scheme: the main pipe body and the branch pipe are communicated, the main pipe body and the branch pipe are arranged in a Y shape, the main pipe body is communicated with the water supply and drainage pipeline, one end of the branch pipe, which is far away from the main pipe body, is blocked, the outer peripheral walls of the main pipe body and the branch pipe are concentric, the inner channel of the main pipe body is eccentric relative to the outer peripheral wall, the inner channel of the branch pipe is eccentric relative to the outer peripheral wall, and the eccentric direction of the inner channel of the branch pipe is opposite to the eccentric direction of the inner channel of the main pipe body;
the inside rotation cartridge of branch pipe has the filter core, and the filter core is concentric with the internal passage of branch pipe, and the filter core is tubulose and both ends are open, and the filter core is close to the one end of being responsible for the body towards the input of being responsible for the body, is responsible for the inner peripheral wall of body and branch pipe and is provided with the baffle, and the baffle slides the laminating with the outer peripheral wall of filter core, and the baffle extends to the one end that the branch pipe kept away from the body of being responsible for from being responsible for the body, and the baffle is with the filter core with be responsible for the inner passage of body and branch pipe and divide into the inlet chamber and the outlet chamber that are linked together.
Optionally, the filter element is tapered with its small end adjacent the main tubular body.
Optionally, the end of the branch pipe away from the main pipe body is provided with an openable plugging plate, and the initial plugging plate plugs the end of the branch pipe away from the main pipe body.
Optionally, the two ends of the main pipe body are both provided with butt flanges, the butt flanges are concentric with the peripheral wall of the main pipe body, and the butt flanges are connected with the water supply and drainage pipeline through bolts and nuts.
Optionally, the end of the branch pipe far away from the main pipe body and the plugging plate are both provided with connecting flanges, and the plugging plate is connected with the connecting flanges on the branch pipe through bolts and nuts.
Optionally, sealing rings are arranged at the joint of the main pipe body and the water supply and drainage pipeline and the joint of the plugging plate and the branch pipe.
Optionally, at the interface of the main pipe body and the branch pipe, the internal passage of the main pipe body gradually slopes toward the internal passage of the branch pipe.
Optionally, the main pipe body includes a first main pipe and a second main pipe that are connected, the first main pipe and the second main pipe are bent pipes and the joints point to the branch pipes, the outer peripheral walls of the first main pipe, the second main pipe and the branch pipes are concentric, the inner channels of the first main pipe and the second main pipe are eccentric relative to the outer peripheral walls of the first main pipe and the second main pipe, the centers of the inner channels of the first main pipe and the second main pipe are in the same plane, the inner channels of the branch pipes are eccentric relative to the outer peripheral walls of the branch pipes, and the eccentric direction of the inner channels of the branch pipes is opposite to the eccentric direction of the inner channels of the first main pipe and the second main pipe.
Optionally, the first main pipe, the second main pipe and the branch pipe are integrally formed and cast.
The beneficial effects of the invention are as follows: according to the pipeline filtering equipment for water supply and drainage, the inner channels of the main pipe body and the branch pipes are eccentrically arranged, the baffle plates which are in sliding fit with the outer walls of the filter elements are arranged in the main pipe body and the branch pipes, under the action of water flow, the filter elements rotate, sundries on the outer walls of the filter elements are scraped off by the scraping plates, sundries on the inner walls of the filter elements are cleaned by the flowing water flow after the direction of rotation of the filter elements is changed, the backflushing self-cleaning effect is achieved, the probability that the filter elements are blocked by the sundries is greatly reduced, and the filtering capacity of the filter elements is guaranteed.
Furthermore, the filter element is arranged to be of a conical structure with a small upper end opening and a large lower end opening, so that impurities adhered to the surface of the filter element or in the filter element are subjected to component force moving towards the bottom of the branch pipe in the centrifugal force generated by rotation of the filter element, accumulation of the impurities at the bottom of the branch pipe is facilitated, influence on the effect of the filter element is reduced, and unified cleaning when the plugging plate is opened is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art, it being understood that these drawings are not necessarily drawn to scale.
FIG. 1 is a schematic view of the overall structure of a pipe filter for water supply and drainage according to the present invention;
FIG. 2 is a front view of a pipe filtering apparatus for water supply and drainage according to the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view B-B of FIG. 2;
FIG. 5 is a cross-sectional view of C-C of FIG. 2;
FIG. 6 is a left side view of a pipe filtering apparatus for water supply and drainage according to the present invention;
fig. 7 is a sectional view of D-D in fig. 6.
In the figure: 110. a main pipe body; 111. a first main pipe; 112. a second main pipe; 113. a butt flange; 120. a branch pipe; 130. a baffle; 140. a plugging plate; 150. a seal ring; 160. a filter element.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 7, a pipe filtering apparatus for water supply and drainage according to the present invention includes a main pipe body 110 and a branch pipe 120 which are connected, the main pipe body 110 and the branch pipe 120 being provided in a Y-shape, the main pipe body 110 being connected to the water supply and drainage pipe, one end of the branch pipe 120 remote from the main pipe body 110 being blocked, the outer circumferential walls of the main pipe body 110 and the branch pipe 120 being concentric, the inner passage of the main pipe body 110 being eccentric with respect to the outer circumferential wall thereof, the inner passage of the branch pipe 120 being eccentric with respect to the outer circumferential wall thereof, the eccentric direction of the inner passage of the branch pipe 120 being opposite to the eccentric direction of the inner passage of the main pipe body 110.
The filter core 160 is inserted in the branch pipe 120 in a rotating way, the filter core 160 is concentric with the inner channel of the branch pipe 120, the filter core 160 is barrel-shaped, two ends of the filter core 160 are open, a filter hole is formed in the filter core 160, one end of the filter core 160, which is close to the main pipe body 110, faces the input end of the main pipe body 110, namely the water inlet end of the water supply and drainage pipeline, the inner peripheral walls of the main pipe body 110 and the branch pipe 120 are provided with the baffle 130, the baffle 130 is in sliding fit with the outer peripheral wall of the filter core 160, the baffle 130 extends from the main pipe body 110 to one end, far away from the main pipe body 110, of the branch pipe 120, the baffle 130 and the filter core 160 divide the inner channel of the main pipe body 110 and the branch pipe 120 into a water inlet chamber and a water outlet chamber, the water inlet chamber is located at the water inlet end of the main pipe body 110, and the water outlet chamber is located at the water outlet end of the main pipe body 110.
In use, the main pipe body 110 is connected to a water supply and drainage pipe, the water flow of the water supply and drainage pipe enters from the input end (left opening in fig. 7) of the main pipe body 110, the water flow must be filtered by the filter element 160 in the water inlet chamber due to the blocking effect of the baffle 130, reaches the water outlet chamber, then flows out from the output end (right opening in fig. 7) of the main pipe body 110 and returns to the water supply and drainage pipe, and the filtered impurities gradually accumulate at the end of the branch pipe 120 far from the main pipe body 110. Because the eccentric arrangement of main pipe body 110 and branch pipe 120 internal passage, the rivers of water inlet chamber can make filter core 160 rotate when passing filter core 160, at filter core 160 pivoted in-process, filter core 160 is located the outer wall in water inlet chamber and is scraped debris and turn to the play water chamber by baffle 130, and filter core 160 former in the part of water outlet chamber turns to the water inlet chamber, the in-process of rivers input is worn the filtration pore and is got into filter core 160 inside from between the inner peripheral wall of branch pipe 120 and the outer peripheral wall of filter core 160, wash out the debris on the inner wall of filter core 160 former in the water outlet chamber and drop, filter core 160 outer wall scraped debris and inner wall are all deposited to branch pipe 120 and are kept away from the one end of main pipe body 110 and accumulate, so repeatedly, can realize the self-cleaning to filter core 160, and simple structure, the fault rate is low.
In a further embodiment, filter element 160 is tapered with its small end proximal to main tubular body 110. In the process of rotating the filter element 160, impurities adhered to the surface of the filter element 160 or located inside the filter element 160 are subjected to centrifugal force generated by rotation of the filter element 160, and because the filter element 160 is of a conical structure, the centrifugal force applied to the impurities can generate component force parallel to the side wall of the filter element 160 and downward, the component force can enable the impurities to slide down along the side wall of the filter element 160 to the bottom of the filter element 160, the impurities can be stacked at the bottom of the branch pipe 120 more efficiently, the influence of the impurities on the filtering effect of the filter element 160 is reduced, and the impurities inside the branch pipe 120 can be cleaned uniformly.
In a further embodiment, the end of the branch pipe 120 far away from the main pipe body 110 is provided with an openable plugging plate 140, the end of the branch pipe 120 far away from the main pipe body 110 is plugged by the initial plugging plate 140, when the sundries in the branch pipe 120 are excessively accumulated, the plugging plate 140 is opened to clean the sundries, and normal operation can be continued after cleaning. In the present invention, preferably, the end of the branch pipe 120 far from the main pipe body 110 and the plugging plate 140 are provided with connecting flanges, and the plugging plate 140 is connected with the connecting flanges on the branch pipe 120 through bolts and nuts.
In a further embodiment, the main pipe body 110 is provided at both ends with a butt flange 113, the butt flange 113 being concentric with the outer circumferential wall of the main pipe body 110, the butt flange 113 being connected to the water supply and drainage pipe by bolts and nuts. The butt flange 113 is provided with a connecting hole for penetrating through the bolt, and the main pipe body 110 is installed on the water supply and drainage pipeline through the bolt and the nut when in use, so that the installation and the disassembly are convenient.
In a further embodiment, sealing rings 150 are provided at the connection of the main pipe body 110 and the water supply and drainage pipe and the connection of the blocking plate 140 and the branch pipe 120 to ensure sealing effect and prevent water leakage.
In a further embodiment, to facilitate structural placement and to direct water flow, the internal passages of the main tube 110 taper toward the internal passages of the branch tubes 120 at the interface of the main tube 110 and the branch tubes 120 and transition as smooth as possible.
Further, for convenience of manufacturing, the main pipe body 110 includes a first main pipe 111 and a second main pipe 112 which are connected, the first main pipe 111 and the second main pipe 112 are bent pipes and the connection points are all directed to the branch pipe 120, the outer peripheral walls of the first main pipe 111, the second main pipe 112 and the branch pipe 120 are concentric, the inner channels of the first main pipe 111 and the second main pipe 112 are eccentric relative to the outer peripheral walls thereof, the centers of the inner channels of the first main pipe 111 and the second main pipe 112 are in the same plane, the inner channels of the branch pipe 120 are eccentric relative to the outer peripheral walls thereof, the eccentric direction of the inner channels of the branch pipe 120 is opposite to the eccentric direction of the inner channels of the first main pipe 111 and the second main pipe 112, the baffle 130 is arranged at the junction of the first main pipe 111 and the second main pipe 112 and extends to the end of the branch pipe 120 away from the main pipe body 110, and the first main pipe 111, the second main pipe 112 and the branch pipe 120 are integrally formed and are cast.
As shown in fig. 7, in the present invention, the eccentric direction of the internal passages of the first main pipe 111 and the second main pipe 112 is forward (outward in vertical screen), the eccentric direction of the internal passage of the branch pipe 120 is backward (inward in vertical screen), the first main pipe 111 is located at the left side and corresponds to the input end of the main pipe body 110, the second main pipe 112 is located at the right side and corresponds to the output end of the main pipe body 110, the water inlet chamber comprises the internal passage of the first main pipe 111 and part of the internal passage of the branch pipe 120 communicating with the first main pipe 111, and the water outlet chamber comprises the internal passage of the second main pipe 112 and the rest of the internal passage of the branch pipe 120 communicating with the second main pipe 112; the water flow flows in from the left side, the filter core 160 rotates clockwise, in the process of the rotation of the filter core 160, the outer wall of the left side of the filter core 160 is scraped by a scraping plate and is turned to the right side, the inner wall of the right side of the filter core 160 is turned to the left side, in the process of water flow input, the filter holes are penetrated, and impurities on the inner wall are washed and fall down, so that the operation is repeated.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims (7)

1. A water supply and drainage pipe filtration device, characterized in that: the main pipe body and the branch pipe are communicated, the main pipe body and the branch pipe are arranged in a Y shape, the main pipe body is communicated with the water supply and drainage pipeline, one end of the branch pipe, which is far away from the main pipe body, is blocked, the outer peripheral walls of the main pipe body and the branch pipe are concentric, the inner channel of the main pipe body is eccentric relative to the outer peripheral wall, the inner channel of the branch pipe is eccentric relative to the outer peripheral wall, and the eccentric direction of the inner channel of the branch pipe is opposite to the eccentric direction of the inner channel of the main pipe body; the main pipe body comprises a first main pipe and a second main pipe which are communicated, the first main pipe and the second main pipe are bent pipes, the joints of the first main pipe and the second main pipe are all directed to the branch pipes, the peripheral walls of the first main pipe, the second main pipe and the branch pipes are concentric, the inner channels of the first main pipe and the second main pipe are eccentric relative to the peripheral walls of the first main pipe and the second main pipe, the centers of the inner channels of the first main pipe and the second main pipe are positioned on the same plane, the inner channels of the branch pipes are eccentric relative to the peripheral walls of the branch pipes, and the eccentric directions of the inner channels of the branch pipes are opposite to the eccentric directions of the inner channels of the first main pipe and the second main pipe;
the filter element is rotatably inserted into the branch pipe, the filter element is concentric with the internal channel of the branch pipe, the filter element is barrel-shaped, two ends of the filter element are open, one end of the filter element, which is close to the main pipe body, faces to the input end of the main pipe body, the inner peripheral walls of the main pipe body and the branch pipe are provided with baffle plates, the baffle plates are in sliding fit with the outer peripheral walls of the filter element, the baffle plates extend from the main pipe body to one end, far away from the main pipe body, of the branch pipe, the baffle plates and the filter element divide the internal channel of the main pipe body and the branch pipe into a water inlet chamber and a water outlet chamber which are communicated, and the filter element is conical and the small end of the filter element is close to the main pipe body; when the water flow of the water inlet cavity passes through the filter element, the filter element can rotate, in the process of rotation of the filter element, the outer wall of the filter element in the water inlet cavity is scraped by the baffle plate and converted into the water outlet cavity, the centrifugal force applied to the impurities can generate component force parallel to the side wall of the filter element and downward, the component force can enable the impurities to slide along the side wall of the filter element to the bottom of the filter element, and the impurities can be accumulated at the bottom of the branch pipe more efficiently.
2. A water supply and drainage pipe filter device according to claim 1, wherein: the branch pipe is kept away from the shutoff board that can open that is provided with the one end of being responsible for the body, and the one end of keeping away from the body is kept away from to initial shutoff board shutoff branch pipe.
3. A water supply and drainage pipe filter device according to claim 1, wherein: the two ends of the main pipe body are respectively provided with a butt flange, the butt flanges are concentric with the peripheral wall of the main pipe body, and the butt flanges are connected with the water supply and drainage pipeline through bolts and nuts.
4. A water supply and drainage pipe filter device according to claim 2, wherein: and the end, far away from the main pipe body, of the branch pipe and the plugging plate are respectively provided with a connecting flange, and the plugging plate is connected with the connecting flange on the branch pipe through bolts and nuts.
5. A water supply and drainage pipe filter device according to claim 2, wherein: sealing rings are arranged at the joints of the main pipe body and the water supply and drainage pipelines and the joints of the plugging plates and the branch pipes.
6. A water supply and drainage pipe filter device according to claim 1, wherein: at the interface of the main pipe body and the branch pipe, the internal passage of the main pipe body gradually slopes toward the internal passage of the branch pipe.
7. A water supply and drainage pipe filter device according to claim 1, wherein: the first main pipe, the second main pipe and the branch pipe are integrally formed and are cast pieces.
CN202310517865.4A 2023-05-10 2023-05-10 Pipeline filtration equipment of water supply and drainage Active CN116212502B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310517865.4A CN116212502B (en) 2023-05-10 2023-05-10 Pipeline filtration equipment of water supply and drainage

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Application Number Priority Date Filing Date Title
CN202310517865.4A CN116212502B (en) 2023-05-10 2023-05-10 Pipeline filtration equipment of water supply and drainage

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CN116212502B true CN116212502B (en) 2023-08-04

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN218421433U (en) * 2022-08-08 2023-02-03 河南永锦能源有限公司云盖山煤矿一矿 Slag removal device for water drain device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2691680Y (en) * 2004-04-29 2005-04-13 上海柴油机股份有限公司 Impuring self rejecting type sea water filtering device
JP4731998B2 (en) * 2005-05-24 2011-07-27 株式会社キッツ strainer
CN203591641U (en) * 2013-12-05 2014-05-14 马烨 Adjustable Y-shaped filter
CN213527707U (en) * 2020-09-04 2021-06-25 安徽鸿瑞达工程建设有限公司 Hydraulic engineering is with Y type pipe-line filter who is convenient for arrange material
CN213285896U (en) * 2020-09-08 2021-05-28 中国石油化工股份有限公司 Solution reposition of redundant personnel filter in pipeline
CN217909283U (en) * 2022-08-22 2022-11-29 青岛融合光电科技有限公司 Y-shaped filter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN218421433U (en) * 2022-08-08 2023-02-03 河南永锦能源有限公司云盖山煤矿一矿 Slag removal device for water drain device

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