CN110102098A - A kind of environmental protection treatment tank being convenient to clean - Google Patents

A kind of environmental protection treatment tank being convenient to clean Download PDF

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Publication number
CN110102098A
CN110102098A CN201910397288.3A CN201910397288A CN110102098A CN 110102098 A CN110102098 A CN 110102098A CN 201910397288 A CN201910397288 A CN 201910397288A CN 110102098 A CN110102098 A CN 110102098A
Authority
CN
China
Prior art keywords
pond ontology
wall
threaded rod
mounting blocks
plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910397288.3A
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Chinese (zh)
Inventor
李庆龙
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.)
Xuzhou Yikang Environmental Protection Technology Co Ltd
Original Assignee
Xuzhou Yikang Environmental Protection Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xuzhou Yikang Environmental Protection Technology Co Ltd filed Critical Xuzhou Yikang Environmental Protection Technology Co Ltd
Priority to CN201910397288.3A priority Critical patent/CN110102098A/en
Publication of CN110102098A publication Critical patent/CN110102098A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/29Filters with filtering elements which move during the filtering operation the movement of the filter elements being a combination of movements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/44Regenerating the filter material in the filter
    • B01D33/52Regenerating the filter material in the filter by forces created by movement of the filter element
    • B01D33/54Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/80Accessories
    • B01D33/801Driving means, shaft packing systems or the like
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention discloses a kind of environmental protection treatment tanks being convenient to clean, including pond ontology, scrape wall component, cleaning assembly and filter assemblies, one group, which is mounted on, in four plate faces of the pond ontology scrapes wall component, it is scraped described in every group and is respectively connected with cleaning assembly on wall component, filter assemblies are installed on the pond ontology;Wherein, the wall component of scraping includes pressing plate, threaded rod, mounting blocks, L shape protective plate, round limited block, connecting rod, inner thread sleeve and scraper, mounting blocks side top is equipped with L shape protective plate, mounting blocks plate face both ends symmetrically offer each threaded hole, and the threaded hole internal screw thread is connected with threaded rod, the threaded rod is located at the short slab lower position of L shape protective plate;The present invention filters the dirt on filter screen quickly, while vibration avoids filter screen from blocking;The cleanliness that wall improves pool wall is scraped, pool wall is rinsed, wall effect is scraped in raising.

Description

A kind of environmental protection treatment tank being convenient to clean
Technical field
The present invention relates to treatment tank technical field, specially a kind of environmental protection treatment tank being convenient to clean.
Background technique
As an important link in environmental protection project, treatment tank is essential in sewage treatment for sewage treatment Component.But the dirt being unfavorable on filter screen, which is quickly filtered, to be had the following deficiencies: for existing treatment tank, together When be easy to cause filter screen to block;The pool wall in pond is often cleared up not completely, again time- and labor-consuming by manual cleaning, is scraped simultaneously Wall effect is also bad;For these defects, so it is that have very much must that we, which design a kind of environmental protection treatment tank being convenient to clean, It wants.
Summary of the invention
The purpose of the present invention is to provide a kind for the treatment of tank for being convenient to clean of environmental protection, make dirt on filter screen into Row quickly filtering, while vibration avoids filter screen from blocking;The cleanliness that wall improves pool wall is scraped, pool wall is rinsed, raising is scraped Wall effect.
The purpose of the present invention can be achieved through the following technical solutions: a kind of environmental protection treatment tank being convenient to clean, Including pond ontology, wall component, cleaning assembly and filter assemblies are scraped, are mounted on one group in four plate faces of the pond ontology Wall component is scraped, is scraped described in every group and is respectively connected with cleaning assembly on wall component, filter assemblies are installed on the pond ontology;
Wherein, the wall component of scraping includes pressing plate, threaded rod, mounting blocks, L shape protective plate, round limited block, connecting rod, interior spiral shell Line sleeve and scraper, mounting blocks side top are equipped with L shape protective plate, and mounting blocks plate face both ends symmetrically offer respectively One threaded hole, and the threaded hole internal screw thread is connected with threaded rod, the threaded rod is located at orientation under the short slab of L shape protective plate Place is set, the end that the threaded rod is located at L shape protective plate side is equipped with round limited block, and connecting rod plate face both ends are symmetrical Each through-hole a is offered, the connecting rod is arranged between mounting blocks and L shape protective plate, and each threaded rod correspondence is worn A through-hole a is crossed, the connecting rod bottom offers shifting chute, and the shifting chute side is equipped with rotating electric machine, the rotation Rotating motor output shaft is sequentially connected by shaft coupling and screw rod one end, and the screw rod other end is connect with the shifting chute other side, institute It states sliding block to connect by the screw hole in plate face with wire rod thread, the scraper is mounted on the bottom of sliding block, the scraper edge It is bonded pond inner body wall, there are two the pressing plate settings, and pressing plate plate face one end offers through-hole b, each pressing plate It is socketed in the other end of a threaded rod by through-hole b, is contacted at the top of the mounting blocks bottom and pond ontology plate face, the L The long slab of shape protective plate is located at pond inner body wall side, pressing plate pond outer body, and the threaded rod is located at pressing plate Threaded one end is connected with inner thread sleeve.
As a further solution of the present invention: the short slab side of the L shape protective plate is connected with the mounting block, and the L shape is anti- The long slab of backplate perpendicular to pond body bottom portion, the sliding block two sides with shifting chute two sides are corresponding contacts.
As a further solution of the present invention: the cleaning assembly includes spray head, water pump and water tank, and the mounting blocks are located at The equidistant insertion in the side of L shape protective plate is equipped with multiple spray heads, and the water tank is arranged in pond body exterior, the water pump Input terminal and output end are connect with water tank and spray head respectively by connecting tube.
As a further solution of the present invention: the filter assemblies include servo motor, reset spring, fixing groove, filtering Net, eccentric wheel and shaft, the pond ontology corresponds to two sides inner wall and offers each fixing groove, and the fixing groove bottom is pacified Equipped with reset spring, connected between two reset springs tops by filter screen, the servo motor is screwed In pond ontology side, the both ends of the shaft is correspondingly connected with pond ontology two sides inner wall, and the servo motor output shaft passes through Shaft coupling and shaft one end are sequentially connected.
As a further solution of the present invention: the threaded rod is rotatablely connected by bearing and through-hole a.
As a further solution of the present invention: the maximum radius of the eccentric wheel is located at original state than reset spring and descended Vertical range value big 2cm of the strainer central point to shaft axis.
Beneficial effects of the present invention:
1, when sewage is stored in the ontology of pond, the sediment in sewage is filtered by filter screen, servo motor band turn Axis rotation carries out intermittent extruding to filter screen by eccentric wheel, draws reset spring stress to rotate with movable eccentric wheel It stretches, since the elastic force of reset spring acts on, filter screen is driven to be restored to initial position, the dirt on filter screen is made to carry out quick mistake Filter, while vibration avoids filter screen from blocking;
2, when carrying out scraping wall operation, filter assemblies is removed, wall component will be scraped and installed according to corresponding position, rotate spiral shell Rasp bar, since threaded rod is threadedly coupled by threaded hole with mounting blocks, so that connecting rod be driven to be moved, adjusting position makes The edge of a knife of scraper contradicts the inner wall to pond ontology, then moves pressing plate, after being adjusted to pressing plate conflict pond body outer wall, tightens interior Screw shell, rotating electric machine drive screw rod rotation, since sliding block is connect by screw hole with wire rod thread, so moving with movable slider It is dynamic, so that scraper be driven to carry out scraping wall operation, the cleanliness of pool wall is improved, while scraping wall component and being worked, starts water Water in water tank is extracted out and is sprayed by spray head, is rinsed to pool wall by pump, and wall effect is scraped in raising.
Detailed description of the invention
The present invention is further illustrated with reference to the accompanying drawings and embodiments.
Fig. 1 is integral part structure front view of the present invention.
Fig. 2 is that the present invention scrapes wall component structure diagram.
Fig. 3 is a-quadrant enlarged drawing in Fig. 2 of the present invention.
Fig. 4 is cleaning assembly structural schematic diagram of the present invention.
Fig. 5 is body interior structural schematic diagram in pond of the present invention.
In figure: 1, pond ontology;2, wall component is scraped;21, pressing plate;22, threaded rod;23, mounting blocks;24, L shape protective plate; 25, round limited block;26, connecting rod;27, inner thread sleeve;28, scraper;29, sliding block;210, shifting chute;211, electric rotating Machine;212, screw rod;3, cleaning assembly;31, spray head;32, water pump;33, water tank;4, filter assemblies;41, servo motor;42, it resets Spring;43, fixing groove;44, filter screen;45, eccentric wheel;46, shaft.
Specific embodiment
As shown in Figs. 1-5, a kind for the treatment of tank for being convenient to clean of environmental protection, including pond ontology 1, scrape wall component 2, is clear Component 3 and filter assemblies 4 are washed, one group is mounted in four plate faces of pond ontology 1 and scrapes wall component 2, every group is scraped on wall component 2 It is respectively connected with cleaning assembly 3, filter assemblies 4 are installed on pond ontology 1;
Wherein, scraping wall component 2 includes pressing plate 21, threaded rod 22, mounting blocks 23, L shape protective plate 24, round limited block 25, connection Bar 26, inner thread sleeve 27 and scraper 28,23 side top of mounting blocks are equipped with L shape protective plate 24, play the role of protection, peace Dress 23 plate face both ends of block symmetrically offer each threaded hole, and threaded hole internal screw thread is connected with threaded rod 22, and threaded rod 22 In the short slab lower position of L shape protective plate 24, the end that threaded rod 22 is located at 24 side of L shape protective plate is equipped with round limit Block 25,26 plate face both ends of connecting rod symmetrically offer each through-hole a, and connecting rod 26 is arranged in mounting blocks 23 and L shape protective plate Between 24, each threaded rod 22 is corresponding across a through-hole a, and 26 bottom of connecting rod offers shifting chute 210, and shifting chute 210 Side is equipped with rotating electric machine 211, and 211 output shaft of rotating electric machine is sequentially connected by shaft coupling and 212 one end of screw rod, screw rod 212 other ends are connect with 210 other side of shifting chute, and sliding block 29 is threadedly coupled by the screw hole in plate face with screw rod 212, scraper 28 are mounted on the bottom of sliding block 29, and 28 edge of a knife of scraper is bonded 1 inner wall of pond ontology, and there are two the settings of pressing plate 21,21 plate face of pressing plate One end offers through-hole b, and each pressing plate 21 is socketed in the other end of a threaded rod 22 by through-hole b, 23 bottom of mounting blocks with Contact, the long slab of L shape protective plate 24 are located at 1 inner wall side of pond ontology, 21 pond ontology 1 of pressing plate at the top of 1 plate face of pond ontology Outside, the threaded one end that threaded rod 22 is located at pressing plate 21 are connected with inner thread sleeve 27;
Wherein, the short slab side of L shape protective plate 24 is connect with mounting blocks 23, and the long slab of L shape protective plate 24 is perpendicular to pond ontology 1 Bottom is conducive to the installation of component and is used cooperatively, 29 two sides of sliding block with 210 two sides of shifting chute are corresponding contacts, be beneficial to prevent Sliding block 29 deflects;
Wherein, threaded rod 22 is rotatablely connected by bearing and through-hole a, is conducive to the rotation of threaded rod 22;
Wherein, cleaning assembly 3 includes spray head 31, water pump 32 and water tank 33, and the side that mounting blocks 23 are located at L shape protective plate 24 is equidistant Multiple spray heads 31 are installed from insertion, water tank 33 is arranged outside pond ontology 1, and the input terminal and output end of water pump 32 pass through company Adapter tube is connect with water tank 33 and spray head 31 respectively, is conducive to be cleaned while scraping wall;
Wherein, filter assemblies 4 include servo motor 41, reset spring 42, fixing groove 43, filter screen 44, eccentric wheel 45 and shaft 46, the corresponding two sides inner wall of pond ontology 1 offers each fixing groove 43, and 43 bottom of fixing groove is equipped with reset spring 42, It being connected between two 42 tops of reset spring by filter screen 44, servo motor 41 is fixed by screws in 1 side of pond ontology, 46 both ends of shaft are correspondingly connected with 1 two sides inner wall of pond ontology, and 41 output shaft of servo motor passes through shaft coupling and 46 one end of shaft Transmission connection, is conducive to be filtered;
Wherein, the maximum radius of eccentric wheel 45 is located under original state 44 central point of filter screen to 46 axis of shaft than reset spring 42 The big 2cm of vertical range value of line is conducive to carry out intermittent to squeeze filter screen 44.
The working principle of the invention: when sewage is stored in pond ontology 1, the sediment in sewage by filter screen 44 into Row filtering, servo motor 41 drive shaft 46 rotate, thus with movable eccentric wheel 45 rotate, by eccentric wheel 45 to filter screen 44 into Row is intermittent to be squeezed, and 42 stress of reset spring is stretched, and since the elastic force of reset spring 42 acts on, filter screen 44 is driven to be restored to Initial position filters the dirt on filter screen 44 quickly, while vibration avoids filter screen 44 from blocking;When being scraped When wall operation, filter assemblies 4 are removed, wall component 2 will be scraped and installed according to corresponding position, threaded rod 22 is rotated, due to screw thread Bar 22 is threadedly coupled by threaded hole with mounting blocks 23, so that connecting rod 26 be driven to be moved, adjusting position makes scraper 28 The edge of a knife contradicts the inner wall to pond ontology 1, then moves pressing plate 21, after being adjusted to conflict 1 outer wall of pond ontology of pressing plate 21, tightens interior Screw shell 27, rotating electric machine 211 drive screw rod 212 to rotate, since sliding block 29 is threadedly coupled by screw hole with screw rod 212, So mobile with movable slider 29, so that scraper 28 be driven to carry out scraping wall operation, improve the cleanliness of pool wall, scrape wall component 2 into While row work, start water pump 32, the water in water tank 33 is extracted out and is sprayed by spray head 31, pool wall is rinsed, raising is scraped Wall effect.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification, It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only It is limited by claims and its full scope and equivalent.

Claims (6)

1. a kind for the treatment of tank for being convenient to clean of environmental protection, including pond ontology (1), scrape wall component (2), cleaning assembly (3) With filter assemblies (4), it is characterised in that: one group, which is mounted on, in four plate faces of the pond ontology (1) scrapes wall component (2), It scrapes and is respectively connected on wall component (2) cleaning assembly (3) described in every group, filter assemblies (4) are installed on the pond ontology (1);
Wherein, the wall component (2) of scraping includes pressing plate (21), threaded rod (22), mounting blocks (23), L shape protective plate (24), circle Limited block (25), connecting rod (26), inner thread sleeve (27), scraper (28), sliding block (29), shifting chute (210), rotating electric machine (211) and screw rod (212), mounting blocks (23) the side top are equipped with L shape protective plate (24), mounting blocks (23) plate face Both ends symmetrically offer each threaded hole, and the threaded hole internal screw thread is connected with threaded rod (22), the threaded rod (22) Positioned at the short slab lower position of L shape protective plate (24), the threaded rod (22) is located at the end peace of L shape protective plate (24) side Equipped with round limited block (25), connecting rod (26) the plate face both ends symmetrically offer each through-hole a, the connecting rod (26) It is arranged between mounting blocks (23) and L shape protective plate (24), each threaded rod (22) correspondence is described across a through-hole a Connecting rod (26) bottom offers shifting chute (210), and the shifting chute (210) side is equipped with rotating electric machine (211), described Rotating electric machine (211) output shaft is sequentially connected by shaft coupling and screw rod (212) one end, screw rod (212) other end and shifting Dynamic slot (210) other side connection, the sliding block (29) is threadedly coupled by the screw hole in plate face with screw rod (212), described to scrape Knife (28) is mounted on the bottom of sliding block (29), and scraper (28) edge of a knife is bonded pond ontology (1) inner wall, and the pressing plate (21) sets There are two setting, described pressing plate (21) plate face one end offers through-hole b, and each pressing plate (21) is socketed in one by through-hole b It is contacted at the top of the other end of threaded rod (22), mounting blocks (23) bottom and pond ontology (1) plate face, the L shape protective plate (24) long slab is located at pond ontology (1) inner wall side, pressing plate (21) pond ontology (1) outside, the threaded rod (22) Inner thread sleeve (27) are connected with positioned at the threaded one end of pressing plate (21).
2. a kind of environmental protection treatment tank being convenient to clean according to claim 1, which is characterized in that the L shape is anti- The short slab side of backplate (24) is connect with mounting blocks (23), and the long slab of the L shape protective plate (24) is perpendicular to pond ontology (1) bottom Portion, sliding block (29) two sides with shifting chute (210) two sides are corresponding contacts.
3. a kind of environmental protection treatment tank being convenient to clean according to claim 1, it is characterised in that: the cleaning group Part (3) includes spray head (31), water pump (32) and water tank (33), and the mounting blocks (23) are located at the side etc. of L shape protective plate (24) Distance insertion is equipped with multiple spray heads (31), and the water tank (33) setting is external in pond ontology (1), the water pump (32) it is defeated Enter end and output end to connect with water tank (33) and spray head (31) respectively by connecting tube.
4. a kind of environmental protection treatment tank being convenient to clean according to claim 1, it is characterised in that: the filtering group Part (4) includes servo motor (41), reset spring (42), fixing groove (43), filter screen (44), eccentric wheel (45) and shaft (46), the corresponding two sides inner wall of the pond ontology (1) offers each fixing groove (43), and the fixing groove (43) bottom is pacified Equipped with reset spring (42), connected between two reset springs (42) tops by filter screen (44), the servo motor (41) it is fixed by screws in pond ontology (1) side, shaft (46) both ends are corresponding with pond ontology (1) two sides inner wall to be connected It connects, servo motor (41) output shaft is sequentially connected by shaft coupling and shaft (46) one end.
5. a kind of environmental protection treatment tank being convenient to clean according to claim 1, it is characterised in that: the threaded rod (22) it is rotatablely connected by bearing and through-hole a.
6. a kind of environmental protection treatment tank being convenient to clean according to claim 4, it is characterised in that: the eccentric wheel (45) maximum radius is located at filter screen (44) central point hanging down to shaft (46) axis under original state than reset spring (42) The big 2cm of straight distance value.
CN201910397288.3A 2019-05-14 2019-05-14 A kind of environmental protection treatment tank being convenient to clean Pending CN110102098A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910397288.3A CN110102098A (en) 2019-05-14 2019-05-14 A kind of environmental protection treatment tank being convenient to clean

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910397288.3A CN110102098A (en) 2019-05-14 2019-05-14 A kind of environmental protection treatment tank being convenient to clean

Publications (1)

Publication Number Publication Date
CN110102098A true CN110102098A (en) 2019-08-09

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CN201910397288.3A Pending CN110102098A (en) 2019-05-14 2019-05-14 A kind of environmental protection treatment tank being convenient to clean

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Country Link
CN (1) CN110102098A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112169389A (en) * 2020-10-28 2021-01-05 唐荣富 Filtration system for sewage treatment
CN112239235A (en) * 2020-10-10 2021-01-19 江苏旭龙水务有限公司 Industrial sewage wall scraping device

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2858740Y (en) * 2005-11-30 2007-01-17 天津鼎盛工程机械有限公司 Adjustable scraper mechanism
JP3197467U (en) * 2015-02-27 2015-05-21 克治 加藤 Cleaning device
CN204912211U (en) * 2015-07-07 2015-12-30 安徽光好建筑工程实业有限公司 Wall body paint produce agitator bucket wall cleaning device
CN205346900U (en) * 2016-01-12 2016-06-29 绍兴鑫杰环保科技有限公司 Oil separator
CN207222508U (en) * 2017-09-02 2018-04-13 马鞍山市天瑞环保科技有限公司 A kind of madial wall bur cleaning plant of cesspool
CN208032055U (en) * 2018-02-09 2018-11-02 余小红 A kind of scraper device
CN208200595U (en) * 2018-04-13 2018-12-07 广州市嘉福园林建设有限公司 A kind of gardens rainwater-collecting cleaning plant
CN208555400U (en) * 2018-07-07 2019-03-01 深圳华新国际建筑工程设计顾问有限公司 A kind of cleaning device of drinking water tank
CN109432849A (en) * 2018-10-25 2019-03-08 南京易洁环保科技有限公司 A kind of sewage-treatment plant being convenient to clean impurity
CN208641973U (en) * 2018-05-21 2019-03-26 上海清松制药有限公司 A kind of sewage-treatment plant of ease of assembly

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2858740Y (en) * 2005-11-30 2007-01-17 天津鼎盛工程机械有限公司 Adjustable scraper mechanism
JP3197467U (en) * 2015-02-27 2015-05-21 克治 加藤 Cleaning device
CN204912211U (en) * 2015-07-07 2015-12-30 安徽光好建筑工程实业有限公司 Wall body paint produce agitator bucket wall cleaning device
CN205346900U (en) * 2016-01-12 2016-06-29 绍兴鑫杰环保科技有限公司 Oil separator
CN207222508U (en) * 2017-09-02 2018-04-13 马鞍山市天瑞环保科技有限公司 A kind of madial wall bur cleaning plant of cesspool
CN208032055U (en) * 2018-02-09 2018-11-02 余小红 A kind of scraper device
CN208200595U (en) * 2018-04-13 2018-12-07 广州市嘉福园林建设有限公司 A kind of gardens rainwater-collecting cleaning plant
CN208641973U (en) * 2018-05-21 2019-03-26 上海清松制药有限公司 A kind of sewage-treatment plant of ease of assembly
CN208555400U (en) * 2018-07-07 2019-03-01 深圳华新国际建筑工程设计顾问有限公司 A kind of cleaning device of drinking water tank
CN109432849A (en) * 2018-10-25 2019-03-08 南京易洁环保科技有限公司 A kind of sewage-treatment plant being convenient to clean impurity

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112239235A (en) * 2020-10-10 2021-01-19 江苏旭龙水务有限公司 Industrial sewage wall scraping device
CN112239235B (en) * 2020-10-10 2023-02-28 江苏旭龙水务有限公司 Industrial sewage wall scraping device
CN112169389A (en) * 2020-10-28 2021-01-05 唐荣富 Filtration system for sewage treatment

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Application publication date: 20190809