CN110448950A - A kind of modified form absorption filtering material based on sponge - Google Patents

A kind of modified form absorption filtering material based on sponge Download PDF

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Publication number
CN110448950A
CN110448950A CN201910764425.2A CN201910764425A CN110448950A CN 110448950 A CN110448950 A CN 110448950A CN 201910764425 A CN201910764425 A CN 201910764425A CN 110448950 A CN110448950 A CN 110448950A
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CN
China
Prior art keywords
sponge
filtering material
wall
socket ring
arc
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Granted
Application number
CN201910764425.2A
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Chinese (zh)
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CN110448950B (en
Inventor
许皖
胡可
黄三妹
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Yangzhou Zhongtian sponge Co.,Ltd.
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许皖
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Priority to CN201910764425.2A priority Critical patent/CN110448950B/en
Publication of CN110448950A publication Critical patent/CN110448950A/en
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Publication of CN110448950B publication Critical patent/CN110448950B/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
    • 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
    • B01D35/16Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Cleaning In General (AREA)

Abstract

The present invention provides a kind of modified form absorption filtering material based on sponge, including annulus, sponge disc, vibration unit, cleaning unit and housing order member;It is bad that the present invention can solve existing filtering material filter effect, it is used for multiple times inside rear filtering material full of a large amount of solid particulate matter, on the one hand filter effect is seriously affected, on the other hand the flow velocity that liquid is seriously affected inside pipeline is arranged in the filtering material of blocking;And it is difficult to unification for its specification of the filtering material of setting inside different inner diameters pipeline, lead to problems such as existing filtering material be difficult to suitable for various size pipeline.

Description

A kind of modified form absorption filtering material based on sponge
Technical field
The present invention relates to filtering material field, in particular to a kind of modified form absorption filtering material based on sponge.
Background technique
Filtering material is generally arranged inside it in conveying in pipeline under particular surroundings work, mainly raising delivered inside The quality of object, but the filtering material inside existing pipeline is primarily present following problems:
A. existing filtering material filter effect is bad, is used for multiple times inside rear filtering material full of a large amount of solid particle Object, on the one hand seriously affects filter effect, and on the other hand the filtering material of blocking, which is arranged in inside pipeline, seriously affects liquid Flow velocity;B. it is difficult to unification for its specification of the filtering material of setting inside different inner diameters pipeline, causes existing filtering material difficult With suitable for various size pipeline.
So in order to improve the filter effect of existing filtering material, and meet the pipeline of plurality of specifications, the present invention provides A kind of modified form absorption filtering material based on sponge.
Summary of the invention
To achieve the goals above, the present invention uses following technical scheme, a kind of modified form adsorption filtration based on sponge Material, including annulus, sponge disc, vibration unit, cleaning unit and housing order member;The annulus inner wall is uniform It is provided with annular mounting groove, and its annular mounting groove inner wall is symmetrical above and below is provided with vibration unit, and is located in annular mounting groove It is provided with sponge disc, sponge disc and vibration unit cooperate;Circular filter hole is evenly arranged with inside the sponge disc;And Cleaning unit is provided with by sliding matching mode inside annulus between two adjacent sponge discs, described is outer Socket unit is connected through a screw thread the upper and lower ends outer wall that annulus is arranged in mode;Wherein:
The housing order member includes interior socket ring, clamping joint and outer socket ring, and the interior socket ring passes through spiral Fit system is mounted on the upper and lower ends of annulus, and interior socket ring and annulus contact position are provided with sealing ring, described Interior socket ring outer wall be provided with thread, and be located at socket ring circumferencial direction in the lower end edge of thread and be evenly arranged with clamping Head, the outer socket ring are connected through a screw thread mode and mutually fix with interior socket ring, and the lower end inner wall for being located at outer socket ring is set It is equipped with clamping groove, the outer socket ring outer circumferential walls are provided with thread, and are located at its circumferencial direction of the lower end edge of thread It is evenly arranged with clamping joint;Internal diameter according to outside to connecting pipe demonstrate,proves a variety of rule by splicing suitable number of outer socket environmental protection It can be filtered by installing the present invention between the pipeline of lattice, improve practicability of the invention.
The cleaning unit includes arc frame, arc rubber sleeve, sliding shoe, reset spring, brush sweeper and adjusts mould Block, the arc frame and arc rubber sleeve are connected by two sliding shoes, and the sliding shoe passes through the side of being slidably matched Formula is symmetricly set in the sliding slot being arranged inside annulus, and has been after the completion of the arc frame and the splicing of arc rubber sleeve Whole ring structure, the upper and lower ends outer wall of the arc rubber sleeve offer the arc groove that section is rectangle, are located at it Brush sweeper is evenly arranged in arc groove, the arc rubber sleeve upper and lower ends outer wall is symmetrically arranged with trapezoidal grooving, and Reset spring is provided in trapezoidal grooving, the both ends of the reset spring are connected with the inner wall of trapezoidal grooving respectively; The adjustment module is arranged between arc frame and arc rubber sleeve.
The adjustment module includes drawstring, sealing-plug, Packing spring and lifting the ball, and described drawstring one end passes through arc frame It is connected to the middle part of arc rubber sleeve, is connected with lifting the ball positioned at the other end of drawstring, the Packing spring is located at the outer of drawstring Portion and it is arranged in the via hole on arc frame, one end of Packing spring is connected on sealing-plug, is worn inside the sealing-plug There is drawstring, and sealing-plug is located at the via hole of arc frame outer wall;Drawstring movement is controlled so that arc rubber by operation lifting the ball Pack bends into and cooperates with arc frame, and the solid particle between internal sponge disc is concentrated, and is integrally by pulling out arc frame Solid particulate matter can be cleaned out;The cleaning unit of setting is convenient for taking the solid particulate matter filtered out between adjacent sponge disc Out, guarantee the subsequent filter of sponge disc, and can prevent the solid particulate matter of long-term accumulation from blocking filter hole, to ensure that Filter effect.
Preferably, the vibration unit includes that vibration spring and fixed ring, the vibration spring are uniformly arranged on ring On the annular mounting groove inner wall of shape sleeve;And the top for shaking spring is connected with fixed ring;When water flow and sponge disc contact, lead to The effect for crossing water flow, which forms pressure to sponge disc, to be caused to shake spring drive sponge disc vibration, guarantees that the filter hole of sponge disc will not It blocks.
Preferably;The clamping joint includes clamping spring and card bead, and the top of the clamping spring is connected with card bead;If The clamping joint set enhances the bonding strength between interior socket ring and outer socket ring and between outer socket ring and outer socket ring.
Preferably;Its filtering bore dia is sequentially reduced sponge disc inside the annulus from top to bottom;What is be arranged is more A sponge disc and according to self-filtering hole from top to bottom successively reduce arrangement convenient for sufficiently filtering different-diameter particulate matter, improve Filter effect and can prevent particulate matter block filter hole.
Preferably;The outer socket ring outer wall can be connected through a screw thread mode and be provided with the phase that multiple diameters are sequentially increased Isostructural outer socket ring;The outer socket ring being arranged can mutually be spliced by multiple outer socket rings, adjust the diameter of outer ring, in turn The pipeline for adapting to different inner diameters is installed;It is practical.
Preferably, the brush sweeper is flexible material, and the length of the bristle on brush sweeper can connect with sponge disc The flexible brush sweeper of touching, setting can carry out bending in order to brush sweeper, so that bristle is contacted with sponge disc, on sponge disc Filter hole scrubbed, prevent filtering hole plug.
Beneficial effect
One, the present invention reduces arrangement successively from top to bottom by multiple sponge discs and according to self-filtering hole convenient for abundant mistake Different-diameter particulate matter is filtered, filter effect is improved and can prevent particulate matter from blocking filter hole;And it is sharp during the filtration process Made to shake unit drive sponge disc vibration with the pressure of water flow, prevents its self-filtering hole plug, and pass through the clear of setting Reason unit guarantees the subsequent filter of sponge disc convenient for taking out the solid particulate matter that filter out between adjacent sponge disc, and can be with Prevent the solid particulate matter of long-term accumulation from blocking filter hole, to ensure that filter effect;
The two, present invention can be a variety of by splicing suitable number of outer socket environmental protection card to the internal diameter of connecting pipe according to outside It can be filtered by installing the present invention between the pipeline of specification, improve practicability of the invention, and the housing being arranged Order member internal structure is stablized, and connecting with pipeline is that air-tightness is strong, and is not susceptible to shake.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is main view position cross-sectional view of the invention;
Fig. 2 is the sectional view along A-A in Fig. 1 of the present invention;
Fig. 3 is partial enlarged view at B in Fig. 1 of the present invention;
Fig. 4 is partial enlarged view at C in Fig. 2 of the present invention.
Specific embodiment
Below with reference to the accompanying drawings the embodiment of the present invention is illustrated.In the process, for ensure illustrate definition and Convenience, we may the width to lines in diagram or constituent element the mark exaggerated of size.
In addition, term hereinafter is defined based on the function in the present invention, it can be according to the intention of user, fortune user Or convention and difference.Therefore, these terms are defined based on the full content of this specification.
As shown in Figures 1 to 4, a kind of modified form absorption filtering material based on sponge, including annulus 1, sponge disc 2, unit 3, cleaning unit 4 and housing order member 5 are shaken;1 inner wall of annulus is evenly arranged with annular mounting groove, and Its annular mounting groove inner wall is symmetrical above and below to be provided with vibration unit 3, and is located in annular mounting groove and is provided with sponge disc 2, sponge Disk 2 and vibration unit 3 cooperate;Circular filter hole is evenly arranged with inside the sponge disc 2;In the annulus 1 Its filtering bore dia is sequentially reduced the sponge disc 2 in portion from top to bottom;Multiple sponge discs 2 for being arranged and according to self-filtering hole from upper Arrangement is reduced under and successively convenient for sufficiently filtering different-diameter particulate matter, improve filter effect and can prevent particulate matter from blocking Filter hole;And cleaning list is provided with by sliding matching mode inside the annulus 1 between two adjacent sponge discs 2 Member, the housing order member 5 are connected through a screw thread the upper and lower ends outer wall that annulus 1 is arranged in mode;Wherein:
The vibration unit 3 includes that vibration spring 31 and fixed ring 32, the vibration spring 31 are uniformly arranged on ring On the annular mounting groove inner wall of shape sleeve 1;And the top for shaking spring 31 is connected with fixed ring 32;When water flow and sponge disc 2 connect When touching, forming pressure to sponge disc 2 by the effect of water flow causes to shake the drive vibration of sponge disc 2 of spring 31, guarantees sponge disc 2 Filter hole will not block.
The cleaning unit 4 includes arc frame 41, arc rubber sleeve 42, sliding shoe 43, reset spring 44, brush sweeper 45 and adjustment module 46, the arc frame 41 and arc rubber sleeve 42 are connected by two sliding shoes 43, and the cunning Motion block 43 is symmetricly set in the sliding slot being arranged inside annulus 1 by sliding matching mode, and 41 He of arc frame It is complete ring structure after the completion of the splicing of arc rubber sleeve 42, the upper and lower ends outer wall of the arc rubber sleeve 42 opens up Having section is the arc groove of rectangle, and brush sweeper 45 is evenly arranged in its arc groove, and the brush sweeper 45 is soft Property material, and the length of the bristle on brush sweeper 45 can be contacted with sponge disc 2;The flexible brush sweeper 45 of setting can be in order to Brush sweeper 45 carries out bending and scrubs so that bristle is contacted with sponge disc 2 to the filter hole on sponge disc 2, prevents from filtering Hole plug;The 42 upper and lower ends outer wall of arc rubber sleeve is symmetrically arranged with trapezoidal grooving, and is located at setting in trapezoidal grooving There is reset spring 44, the both ends of the reset spring 44 are connected with the inner wall of trapezoidal grooving respectively;The adjustment module 46 are arranged between arc frame 41 and arc rubber sleeve 42;The adjustment module 46 includes drawstring 461, sealing-plug 462, sealing Spring 463 and lifting the ball 464, described 461 one end of drawstring pass through the middle part that arc frame 41 is connected to arc rubber sleeve 42, are located at and draw The other end of rope 461 is connected with lifting the ball 464, and the Packing spring 463 is located at the outside of drawstring 461 and is arranged in arc frame 41 On via hole in, one end of Packing spring 463 is connected on sealing-plug 462, is installed with drawstring inside the sealing-plug 462 461, and sealing-plug 462 is located at the via hole of 41 outer wall of arc frame;By operation lifting the ball 464 control drawstring 461 it is mobile so that 42 bending of arc rubber sleeve cooperates with arc frame 41 in turn, and the solid particle between internal sponge disc 2 is concentrated, pull-out is passed through Arc frame 41 is whole to clean out solid particulate matter;The cleaning unit 4 of setting is convenient for filter between adjacent sponge disc 2 Solid particulate matter out takes out, and guarantees the subsequent filter of sponge disc 2, and can prevent the solid particulate matter of long-term accumulation from blocking Filter opening, to ensure that filter effect.
The housing order member 5 includes interior socket ring 51, clamping joint 52 and outer socket ring 53, the interior socket ring 51 The upper and lower ends of annulus 1 are mounted on by threaded engagement mode, and interior socket ring 51 is provided with 1 contact position of annulus Sealing ring, interior 51 outer wall of socket ring are provided with thread, and are located in the lower end edge of thread and are socketed 51 circumference side of ring To clamping joint 52 is evenly arranged with, the outer socket ring 53 is connected through a screw thread mode and fixes with interior 51 phase of socket ring, and position The lower end inner wall of outer socket ring 53 is provided with clamping groove, outer 53 outer circumferential walls of socket ring are provided with thread, and position In the lower end edge of thread, its circumferencial direction is evenly arranged with clamping joint 52, and outer socket 53 outer wall of ring can the side of being connected through a screw thread Formula is provided with the mutually isostructural outer socket ring 53 that multiple diameters are sequentially increased;The outer socket ring 53 being arranged can be by multiple housings It connects ring 53 mutually to splice, adjusts the diameter of outer ring, and then the pipeline for adapting to different inner diameters is installed;According to outside to connecting tube The internal diameter in road can be by the installation present invention between the pipeline by splicing suitable number of outer socket ring 53 guarantee plurality of specifications It is filtered, improves practicability of the invention;The clamping joint 52 includes clamping spring 521 and card bead 522, the clamping The top of spring 521 is connected with card bead 522;The clamping joint 52 of setting enhance between interior socket ring 51 and outer socket ring 53 and Bonding strength between outer socket ring 53 and outer socket ring 53.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (7)

1. a kind of modified form absorption filtering material based on sponge, including annulus (1), sponge disc (2), vibration unit (3), It clears up unit (4) and housing order is first (5);It is characterized by: described annulus (1) inner wall is evenly arranged with annular installation Slot, and symmetrical above and below be provided with of its annular mounting groove inner wall shakes unit (3), and is located in annular mounting groove and is provided with sponge disc (2), sponge disc (2) and vibration unit (3) cooperate;Circular filter hole is evenly arranged with inside the sponge disc (2);And Annulus (1) inside between two adjacent sponge discs (2) is provided with cleaning unit by sliding matching mode, institute The upper and lower ends outer wall of annulus (1) is arranged in first (5) mode of being connected through a screw thread of the housing order stated;Wherein:
The housing order first (5) includes interior socket ring (51), clamping joint (52) and outer socket ring (53), the interior socket Ring (51) is mounted on the upper and lower ends of annulus (1), and interior socket ring (51) and annulus (1) by threaded engagement mode Contact position is provided with sealing ring, and interior socket ring (51) outer wall is provided with thread, and is located in the lower end edge of thread Socket ring (51) circumferencial direction be evenly arranged with clamping joint (52), the outer socket ring (53) be connected through a screw thread mode with it is interior Socket ring (51) is mutually fixed, and the lower end inner wall for being located at outer socket ring (53) is provided with clamping groove, the outer socket ring (53) Outer circumferential walls are provided with thread, and are located at its circumferencial direction of the lower end edge of thread and are evenly arranged with clamping joint (52);
The cleaning unit (4) includes arc frame (41), arc rubber sleeve (42), sliding shoe (43), reset spring (44), clear Brooming brush (45) and adjustment module (46), the arc frame (41) and arc rubber sleeve (42) pass through two sliding shoe (43) phases Connection, and the sliding shoe (43) is symmetricly set in the sliding slot being arranged inside annulus (1) by sliding matching mode, And the arc frame (41) and arc rubber sleeve (42) splicing is complete ring structure, the arc rubber sleeve after the completion (42) upper and lower ends outer wall offers the arc groove that section is rectangle, is evenly arranged with brush sweeper in its arc groove (45), described arc rubber sleeve (42) the upper and lower ends outer wall is symmetrically arranged with trapezoidal grooving, and is located at setting in trapezoidal grooving Have reset spring (44), the both ends of the reset spring (44) are connected with the inner wall of trapezoidal grooving respectively;The adjusting Module (46) is arranged between arc frame (41) and arc rubber sleeve (42).
2. a kind of modified form absorption filtering material based on sponge according to claim 1, it is characterised in that: the tune Saving module (46) includes drawstring (461), sealing-plug (462), Packing spring (463) and lifting the ball (464), the drawstring (461) One end passes through the middle part that arc frame (41) are connected to arc rubber sleeve (42), and the other end for being located at drawstring (461) is connected with lifting the ball (464), the Packing spring (463) is located at the outside of drawstring (461) and is arranged in the via hole on arc frame (41), close One end of envelope spring (463) is connected on sealing-plug (462), is installed with drawstring (461) inside the sealing-plug (462), and close Blocking (462) is located at the via hole of arc frame (41) outer wall.
3. a kind of modified form absorption filtering material based on sponge according to claim 1, it is characterised in that: the shake Moving cell (3) includes that vibration spring (31) and fixed ring (32), the vibration spring (31) are uniformly arranged on annulus (1) Annular mounting groove inner wall on;And the top for shaking spring (31) is connected with fixed ring (32).
4. a kind of modified form absorption filtering material based on sponge according to claim 1, it is characterised in that: the card Connector (52) includes clamping spring (521) and card bead (522), and the top of clamping spring (521) is connected with card bead (522).
5. a kind of modified form absorption filtering material based on sponge according to claim 1, it is characterised in that: the annular Its filtering bore dia is sequentially reduced the internal sponge disc (2) of sleeve (1) from top to bottom.
6. a kind of modified form absorption filtering material based on sponge according to claim 1, it is characterised in that: described is outer Socket ring (53) outer wall can be connected through a screw thread mode and be provided with the mutually isostructural outer socket ring that multiple diameters are sequentially increased (53)。
7. a kind of modified form absorption filtering material based on sponge according to claim 1, it is characterised in that: described is clear Brooming brush (45) is flexible material, and the length of the bristle on brush sweeper (45) can be contacted with sponge disc (2).
CN201910764425.2A 2019-08-19 2019-08-19 Improved adsorption filtering material based on sponge Active CN110448950B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910764425.2A CN110448950B (en) 2019-08-19 2019-08-19 Improved adsorption filtering material based on sponge

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Application Number Priority Date Filing Date Title
CN201910764425.2A CN110448950B (en) 2019-08-19 2019-08-19 Improved adsorption filtering material based on sponge

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CN110448950A true CN110448950A (en) 2019-11-15
CN110448950B CN110448950B (en) 2021-10-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022120963A1 (en) * 2020-12-09 2022-06-16 淄博创立机电科技有限公司 Self-rotating-type wastewater interception and filtration device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61263613A (en) * 1985-05-17 1986-11-21 Nagaoka Kinmo Kk Automatic flushing filter
EP0435096A1 (en) * 1989-12-19 1991-07-03 SÜDTECH UMWELT-ANLAGENBAU GmbH Liquid-solid separator, especially separator for manure
CN200965120Y (en) * 2006-10-25 2007-10-24 林庆霖 Water tap covered joint device and water tap
CN204637704U (en) * 2015-03-17 2015-09-16 西安健科新技术开发有限公司 A kind of versatile filter
CN107376443A (en) * 2017-07-20 2017-11-24 盐城海之诺机械有限公司 A kind of sewage purification pretreatment unit
CN107854877A (en) * 2017-11-20 2018-03-30 惠州市伯拉科技有限公司 Filtering type water draw-off
CN207316286U (en) * 2017-08-24 2018-05-04 海盐四通管件制造有限公司 A kind of flange for connecting different size extension tube attacheds
CN207486284U (en) * 2017-12-01 2018-06-12 四川长鑫管业有限公司 A kind of reducing fittings connector

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61263613A (en) * 1985-05-17 1986-11-21 Nagaoka Kinmo Kk Automatic flushing filter
EP0435096A1 (en) * 1989-12-19 1991-07-03 SÜDTECH UMWELT-ANLAGENBAU GmbH Liquid-solid separator, especially separator for manure
CN200965120Y (en) * 2006-10-25 2007-10-24 林庆霖 Water tap covered joint device and water tap
CN204637704U (en) * 2015-03-17 2015-09-16 西安健科新技术开发有限公司 A kind of versatile filter
CN107376443A (en) * 2017-07-20 2017-11-24 盐城海之诺机械有限公司 A kind of sewage purification pretreatment unit
CN207316286U (en) * 2017-08-24 2018-05-04 海盐四通管件制造有限公司 A kind of flange for connecting different size extension tube attacheds
CN107854877A (en) * 2017-11-20 2018-03-30 惠州市伯拉科技有限公司 Filtering type water draw-off
CN207486284U (en) * 2017-12-01 2018-06-12 四川长鑫管业有限公司 A kind of reducing fittings connector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022120963A1 (en) * 2020-12-09 2022-06-16 淄博创立机电科技有限公司 Self-rotating-type wastewater interception and filtration device

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Effective date of registration: 20211013

Address after: 225000 Huiye Road, Chenji town industrial concentration zone, Yizheng City, Yangzhou City, Jiangsu Province

Applicant after: Yangzhou Zhongtian sponge Co.,Ltd.

Address before: 230041 School of materials science and engineering, Hefei University of technology, 193 Tunxi Road, Baohe District, Hefei City, Anhui Province

Applicant before: Xu Wan

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Denomination of invention: An improved adsorption filtration material based on sponge

Effective date of registration: 20230621

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Pledgee: Jiangsu Yizheng Rural Commercial Bank Co.,Ltd. Chenji Sub branch

Pledgor: Yangzhou Zhongtian sponge Co.,Ltd.

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